Global sea ice area and extent data

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,341,481 KM2 as at 06-Apr-2024

- Area gain on this day 101k, which is 35 k more than the average gain on this day (of the last 10 years) of 66k,
- Area gain from minimum on this date is 2.41 million km2, 0.25 million km2, 11.4% more than the 10 year average gain of 2.16 million km2.

- AREA is 9th lowest in the 45 year satellite record

- Area is  0.94 million km2 LESS than 1980's Average
- Area is  0.45 million km2 LESS than 2010's Average
- Area is  0.48 million km2 LESS than 2016
- Area is  0.45 million km2 MORE than 2018
- Area is  0.95 million km2 MORE than 2019
- Area is  0.58 million km2 MORE than 2022
- Area is  0.49 million km2 MORE than 2023

On average 38% of sea ice gain from minimum to maximum done, and 214 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.81 million km2, 2.20 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th  lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  18,966,962 KM2 as at 07-Apr-2024

- Extent gain on this day 18k, which is 59 k less than the average gain on this day (of the last 10 years) of 77k,
- Extent gain from minimum on this date is 2.94 million km2, 0.15 million km2, 5.2% more than the 10 year average gain of 2.80 million km2.

- Extent is 9th lowest in the 45 year satellite record

- Extent is  1.71 million km2 LESS than 1980's Average
- Extent is  0.58 million km2 LESS than 2010's Average
- Extent is  0.61 million km2 LESS than 2016
- Extent is  1.17 million km2 MORE than 2017
- Extent is  0.33 million km2 MORE than 2018
- Extent is  1.15 million km2 MORE than 2019
- Extent is  0.62 million km2 LESS than 2021
- Extent is  0.31 million km2 MORE than 2022
- Extent is  0.63 million km2 MORE than 2023

On average 31.9% of sea ice gain from minimum to maximum done, and 209.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.94 million km2, 1.18 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,410,756 KM2 as at 07-Apr-2024

- Area gain on this day 69k, which is 5 k more than the average gain on this day (of the last 10 years) of 64k,
- Area gain from minimum on this date is 2.47 million km2, 0.25 million km2, 11.3% more than the 10 year average gain of 2.22 million km2.

- AREA is 10th lowest in the 45 year satellite record

- Area is  0.92 million km2 LESS than 1980's Average
- Area is  0.45 million km2 LESS than 2010's Average
- Area is  0.46 million km2 LESS than 2016
- Area is  0.48 million km2 MORE than 2018
- Area is  0.98 million km2 MORE than 2019
- Area is  0.63 million km2 MORE than 2022
- Area is  0.51 million km2 MORE than 2023

On average 39% of sea ice gain from minimum to maximum done, and 213 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.82 million km2, 2.20 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th  lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,004,085 KM2 as at 08-Apr-2024

- Extent gain on this day 37k, which is 39 k less than the average gain on this day (of the last 10 years) of 76k,
- Extent gain from minimum on this date is 2.98 million km2, 0.11 million km2, 3.7% more than the 10 year average gain of 2.87 million km2.

- Extent is 8th lowest in the 45 year satellite record

- Extent is  1.74 million km2 LESS than 1980's Average
- Extent is  0.62 million km2 LESS than 2010's Average
- Extent is  0.60 million km2 LESS than 2016
- Extent is  1.08 million km2 MORE than 2017
- Extent is  0.27 million km2 MORE than 2018
- Extent is  1.11 million km2 MORE than 2019
- Extent is  0.59 million km2 LESS than 2021
- Extent is  0.22 million km2 MORE than 2022
- Extent is  0.62 million km2 MORE than 2023

On average 32.7% of sea ice gain from minimum to maximum done, and 208.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.91 million km2, 1.14 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,478,978 KM2 as at 08-Apr-2024

- Area gain on this day 68k, which is 0 k more than the average gain on this day (of the last 10 years) of 68k,
- Area gain from minimum on this date is 2.54 million km2, 0.25 million km2, 11.0% more than the 10 year average gain of 2.29 million km2.

- AREA is 10th lowest in the 45 year satellite record

- Area is  0.90 million km2 LESS than 1980's Average
- Area is  0.45 million km2 LESS than 2010's Average
- Area is  0.42 million km2 LESS than 2016
- Area is  0.50 million km2 MORE than 2018
- Area is  0.97 million km2 MORE than 2019
- Area is  0.65 million km2 MORE than 2022
- Area is  0.53 million km2 MORE than 2023

On average 41% of sea ice gain from minimum to maximum done, and 212 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.82 million km2, 2.20 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th  lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,101,139 KM2 as at 09-Apr-2024

- Extent gain on this day 97k, which is 26 k more than the average gain on this day (of the last 10 years) of 71k,
- Extent gain from minimum on this date is 3.08 million km2, 0.13 million km2, 4.5% more than the 10 year average gain of 2.94 million km2.

- Extent is 8th lowest in the 45 year satellite record

- Extent is  1.72 million km2 LESS than 1980's Average
- Extent is  0.61 million km2 LESS than 2010's Average
- Extent is  0.49 million km2 LESS than 2016
- Extent is  1.10 million km2 MORE than 2017
- Extent is  0.28 million km2 MORE than 2018
- Extent is  1.09 million km2 MORE than 2019
- Extent is  0.46 million km2 LESS than 2021
- Extent is  0.22 million km2 MORE than 2022
- Extent is  0.68 million km2 MORE than 2023

On average 33.6% of sea ice gain from minimum to maximum done, and 207.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.93 million km2, 1.17 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,558,841 KM2 as at 09-Apr-2024

- Area gain on this day 80k, which is 4 k more than the average gain on this day (of the last 10 years) of 76k,
- Area gain from minimum on this date is 2.62 million km2, 0.26 million km2, 10.8% more than the 10 year average gain of 2.37 million km2.

- AREA is 10th lowest in the 45 year satellite record

- Area is  0.87 million km2 LESS than 1980's Average
- Area is  0.44 million km2 LESS than 2010's Average
- Area is  0.36 million km2 LESS than 2016
- Area is  0.51 million km2 MORE than 2018
- Area is  0.96 million km2 MORE than 2019
- Area is  0.64 million km2 MORE than 2022
- Area is  0.56 million km2 MORE than 2023

On average 42% of sea ice gain from minimum to maximum done, and 211 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.82 million km2, 2.21 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th  lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,181,249 KM2 as at 10-Apr-2024

- Extent gain on this day 80k, which is 19 k more than the average gain on this day (of the last 10 years) of 61k,
- Extent gain from minimum on this date is 3.16 million km2, 0.15 million km2, 5.1% more than the 10 year average gain of 3.00 million km2.

- Extent is 8th lowest in the 45 year satellite record

- Extent is  1.69 million km2 LESS than 1980's Average
- Extent is  0.61 million km2 LESS than 2010's Average
- Extent is  0.43 million km2 LESS than 2016
- Extent is  1.10 million km2 MORE than 2017
- Extent is  0.30 million km2 MORE than 2018
- Extent is  1.10 million km2 MORE than 2019
- Extent is  0.39 million km2 LESS than 2021
- Extent is  0.21 million km2 MORE than 2022
- Extent is  0.69 million km2 MORE than 2023

On average 34.2% of sea ice gain from minimum to maximum done, and 206.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.95 million km2, 1.19 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,235,437 KM2 as at 11-Apr-2024

- Extent gain on this day 54k, which is 4 k less than the average gain on this day (of the last 10 years) of 58k,
- Extent gain from minimum on this date is 3.21 million km2, 0.15 million km2, 4.9% more than the 10 year average gain of 3.06 million km2.

- Extent is 7th lowest in the 45 year satellite record

- Extent is  1.72 million km2 LESS than 1980's Average
- Extent is  0.62 million km2 LESS than 2010's Average
- Extent is  0.47 million km2 LESS than 2016
- Extent is  1.15 million km2 MORE than 2017
- Extent is  0.33 million km2 MORE than 2018
- Extent is  1.07 million km2 MORE than 2019
- Extent is  0.33 million km2 LESS than 2021
- Extent is  0.23 million km2 MORE than 2022
- Extent is  0.66 million km2 MORE than 2023

On average 34.9% of sea ice gain from minimum to maximum done, and 205.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.95 million km2, 1.18 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,727,805 KM2 as at 11-Apr-2024

- Area gain on this day 83k, which is 19 k more than the average gain on this day (of the last 10 years) of 64k,
- Area gain from minimum on this date is 2.79 million km2, 0.28 million km2, 11.3% more than the 10 year average gain of 2.51 million km2.

- AREA is 10th lowest in the 45 year satellite record

- Area is  0.80 million km2 LESS than 1980's Average
- Area is  0.42 million km2 LESS than 2010's Average
- Area is  0.21 million km2 LESS than 2016
- Area is  0.54 million km2 MORE than 2018
- Area is  0.96 million km2 MORE than 2019
- Area is  0.61 million km2 MORE than 2022
- Area is  0.60 million km2 MORE than 2023

On average 45% of sea ice gain from minimum to maximum done, and 209 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.85 million km2, 2.24 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th  lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,313,417 KM2 as at 12-Apr-2024

- Extent gain on this day 78k, which is 12 k more than the average gain on this day (of the last 10 years) of 66k,
- Extent gain from minimum on this date is 3.29 million km2, 0.16 million km2, 5.1% more than the 10 year average gain of 3.13 million km2.

- Extent is 8th lowest in the 45 year satellite record

- Extent is  1.71 million km2 LESS than 1980's Average
- Extent is  0.62 million km2 LESS than 2010's Average
- Extent is  0.56 million km2 LESS than 2016
- Extent is  1.18 million km2 MORE than 2017
- Extent is  0.37 million km2 MORE than 2018
- Extent is  1.05 million km2 MORE than 2019
- Extent is  0.35 million km2 LESS than 2021
- Extent is  0.29 million km2 MORE than 2022
- Extent is  0.69 million km2 MORE than 2023

On average 35.7% of sea ice gain from minimum to maximum done, and 204.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.96 million km2, 1.20 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,804,336 KM2 as at 12-Apr-2024

- Area gain on this day 76k, which is 20 k more than the average gain on this day (of the last 10 years) of 56k,
- Area gain from minimum on this date is 2.87 million km2, 0.30 million km2, 11.9% more than the 10 year average gain of 2.56 million km2.

- AREA is 10th lowest in the 45 year satellite record

- Area is  0.79 million km2 LESS than 1980's Average
- Area is  0.40 million km2 LESS than 2010's Average
- Area is  0.18 million km2 LESS than 2016
- Area is  0.57 million km2 MORE than 2018
- Area is  0.95 million km2 MORE than 2019
- Area is  0.57 million km2 MORE than 2022
- Area is  0.62 million km2 MORE than 2023

On average 46% of sea ice gain from minimum to maximum done, and 208 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.87 million km2, 2.26 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th  lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,402,504 KM2 as at 13-Apr-2024

- Extent gain on this day 89k, which is 8 k less than the average gain on this day (of the last 10 years) of 97k,
- Extent gain from minimum on this date is 3.38 million km2, 0.15 million km2, 4.7% more than the 10 year average gain of 3.23 million km2.

- Extent is 9th lowest in the 45 year satellite record

- Extent is  1.67 million km2 LESS than 1980's Average
- Extent is  0.62 million km2 LESS than 2010's Average
- Extent is  0.63 million km2 LESS than 2016
- Extent is  1.19 million km2 MORE than 2017
- Extent is  0.42 million km2 MORE than 2018
- Extent is  1.04 million km2 MORE than 2019
- Extent is  0.44 million km2 LESS than 2021
- Extent is  0.30 million km2 MORE than 2022
- Extent is  0.67 million km2 MORE than 2023

On average 36.8% of sea ice gain from minimum to maximum done, and 203.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.95 million km2, 1.19 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,859,107 KM2 as at 13-Apr-2024

- Area gain on this day 55k, which is 1 k less than the average gain on this day (of the last 10 years) of 56k,
- Area gain from minimum on this date is 2.92 million km2, 0.30 million km2, 11.6% more than the 10 year average gain of 2.62 million km2.

- AREA is 10th lowest in the 45 year satellite record

- Area is  0.78 million km2 LESS than 1980's Average
- Area is  0.39 million km2 LESS than 2010's Average
- Area is  0.19 million km2 LESS than 2016
- Area is  0.60 million km2 MORE than 2018
- Area is  0.92 million km2 MORE than 2019
- Area is  0.54 million km2 MORE than 2022
- Area is  0.62 million km2 MORE than 2023

On average 47% of sea ice gain from minimum to maximum done, and 207 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.87 million km2, 2.26 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,433,912 KM2 as at 14-Apr-2024

- Extent gain on this day 31k, which is 56 k less than the average gain on this day (of the last 10 years) of 87k,
- Extent gain from minimum on this date is 3.41 million km2, 0.10 million km2, 2.9% more than the 10 year average gain of 3.31 million km2.

- Extent is 8th lowest in the 45 year satellite record

- Extent is  1.71 million km2 LESS than 1980's Average
- Extent is  0.65 million km2 LESS than 2010's Average
- Extent is  0.70 million km2 LESS than 2016
- Extent is  1.13 million km2 MORE than 2017
- Extent is  0.45 million km2 MORE than 2018
- Extent is  1.02 million km2 MORE than 2019
- Extent is  0.63 million km2 LESS than 2021
- Extent is  0.26 million km2 MORE than 2022
- Extent is  0.62 million km2 MORE than 2023

On average 37.8% of sea ice gain from minimum to maximum done, and 202.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.89 million km2, 1.13 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,896,391 KM2 as at 14-Apr-2024

- Area gain on this day 37k, which is 22 k less than the average gain on this day (of the last 10 years) of 59k,
- Area gain from minimum on this date is 2.96 million km2, 0.28 million km2, 10.5% more than the 10 year average gain of 2.68 million km2.

- AREA is 11th lowest in the 45 year satellite record

- Area is  0.81 million km2 LESS than 1980's Average
- Area is  0.42 million km2 LESS than 2010's Average
- Area is  0.24 million km2 LESS than 2016
- Area is  0.59 million km2 MORE than 2018
- Area is  0.88 million km2 MORE than 2019
- Area is  0.51 million km2 MORE than 2022
- Area is  0.58 million km2 MORE than 2023

On average 48% of sea ice gain from minimum to maximum done, and 206 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.85 million km2, 2.23 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,502,996 KM2 as at 15-Apr-2024

- Extent gain on this day 69k, which is 6 k less than the average gain on this day (of the last 10 years) of 75k,
- Extent gain from minimum on this date is 3.48 million km2, 0.09 million km2, 2.7% more than the 10 year average gain of 3.39 million km2.

- Extent is 9th lowest in the 45 year satellite record

- Extent is  1.72 million km2 LESS than 1980's Average
- Extent is  0.65 million km2 LESS than 2010's Average
- Extent is  0.72 million km2 LESS than 2016
- Extent is  1.07 million km2 MORE than 2017
- Extent is  0.48 million km2 MORE than 2018
- Extent is  1.07 million km2 MORE than 2019
- Extent is  0.74 million km2 LESS than 2021
- Extent is  0.22 million km2 MORE than 2022
- Extent is  0.65 million km2 MORE than 2023

On average 38.6% of sea ice gain from minimum to maximum done, and 201.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.89 million km2, 1.13 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,924,582 KM2 as at 15-Apr-2024

- Area gain on this day 28k, which is 32 k less than the average gain on this day (of the last 10 years) of 60k,
- Area gain from minimum on this date is 2.99 million km2, 0.25 million km2, 9.1% more than the 10 year average gain of 2.74 million km2.

- AREA is 11th lowest in the 45 year satellite record

- Area is  0.84 million km2 LESS than 1980's Average
- Area is  0.45 million km2 LESS than 2010's Average
- Area is  0.30 million km2 LESS than 2016
- Area is  0.58 million km2 MORE than 2018
- Area is  0.83 million km2 MORE than 2019
- Area is  0.47 million km2 MORE than 2022
- Area is  0.54 million km2 MORE than 2023

On average 49% of sea ice gain from minimum to maximum done, and 205 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.82 million km2, 2.20 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th lowest in the 46 year satellite record
_____________________________________
Click an image to enlarge

[gerontocrat]

JAXA GLOBAL SEA ICE EXTENT:  19,566,147 KM2 as at 16-Apr-2024

- Extent gain on this day 63k, which is 26 k less than the average gain on this day (of the last 10 years) of 89k,
- Extent gain from minimum on this date is 3.54 million km2, 0.06 million km2, 1.9% more than the 10 year average gain of 3.48 million km2.

- Extent is 9th lowest in the 45 year satellite record

- Extent is  1.74 million km2 LESS than 1980's Average
- Extent is  0.69 million km2 LESS than 2010's Average
- Extent is  0.84 million km2 LESS than 2016
- Extent is  1.04 million km2 MORE than 2017
- Extent is  0.51 million km2 MORE than 2018
- Extent is  1.05 million km2 MORE than 2019
- Extent is  0.77 million km2 LESS than 2021
- Extent is  0.22 million km2 MORE than 2022
- Extent is  0.67 million km2 MORE than 2023

On average 39.6% of sea ice gain from minimum to maximum done, and 200.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.86 million km2, 1.10 million km2 above the record low of 23.76 million KM2 in 2016, and 4th lowest in the 46 year satellite record
___________________________________________________
In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
___________________________________________________
Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  16,965,613 KM2 as at 16-Apr-2024

- Area gain on this day 41k, which is 28 k less than the average gain on this day (of the last 10 years) of 69k,
- Area gain from minimum on this date is 3.03 million km2, 0.22 million km2, 7.9% more than the 10 year average gain of 2.81 million km2.

- AREA is 11th lowest in the 45 year satellite record

- Area is  0.86 million km2 LESS than 1980's Average
- Area is  0.47 million km2 LESS than 2010's Average
- Area is  0.37 million km2 LESS than 2016
- Area is  0.60 million km2 MORE than 2018
- Area is  0.80 million km2 MORE than 2019
- Area is  0.44 million km2 MORE than 2022
- Area is  0.51 million km2 MORE than 2023

On average 50% of sea ice gain from minimum to maximum done, and 204 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.79 million km2, 2.18 more than the November 2016 record low maximum of 17.61 million km2, which would be 5th lowest in the 46 year satellite record
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Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  17,035,830 KM2 as at 17-Apr-2024

- Area gain on this day 70k, which is 2 k less than the average gain on this day (of the last 10 years) of 72k,
- Area gain from minimum on this date is 3.10 million km2, 0.22 million km2, 7.7% more than the 10 year average gain of 2.88 million km2.

- AREA is 11th lowest in the 45 year satellite record

- Area is  0.86 million km2 LESS than 1980's Average
- Area is  0.47 million km2 LESS than 2010's Average
- Area is  0.40 million km2 LESS than 2016
- Area is  0.64 million km2 MORE than 2018
- Area is  0.82 million km2 MORE than 2019
- Area is  0.42 million km2 MORE than 2022
- Area is  0.52 million km2 MORE than 2023

On average 51% of sea ice gain from minimum to maximum done, and 203 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.79 million km2, 2.17 more than the November 2016 record low maximum of 17.61 million km2, which would be 5th lowest in the 46 year satellite record
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Click an image to enlarge

[gerontocrat]

There were problems with the data on 17th April, so perhaps the big dip and sharp rise in sea ice extent in the last two days are questionable

JAXA GLOBAL SEA ICE EXTENT:  19,753,767 KM2 as at 18-Apr-2024

- Extent gain on this day 193k, which is 146 k more than the average gain on this day (of the last 10 years) of 47k,
- Extent gain from minimum on this date is 3.73 million km2, 0.14 million km2, 3.9% more than the 10 year average gain of 3.59 million km2.

- Extent is 9th lowest in the 45 year satellite record

- Extent is  1.68 million km2 LESS than 1980's Average
- Extent is  0.65 million km2 LESS than 2010's Average
- Extent is  0.68 million km2 LESS than 2016
- Extent is  1.10 million km2 MORE than 2017
- Extent is  0.66 million km2 MORE than 2018
- Extent is  1.16 million km2 MORE than 2019
- Extent is  0.73 million km2 LESS than 2021
- Extent is  0.32 million km2 MORE than 2022
- Extent is  0.79 million km2 MORE than 2023

On average 40.9% of sea ice gain from minimum to maximum done, and 198.4 days to maximum

Projections of the Unknown Quantity. (Table JAXA-AA1)

Average remaining sea ice gain (of the last 10 years) would produce a maximum in November 2024 of 24.94 million km2, 1.17 million km2 above the record low of 23.76 million KM2 in 2016, and 5th lowest in the 46 year satellite record
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In an average year sea ice reaches the false maximum in late June/ early July and the false minimum in early September, and then sea ice extent makes the final run to the maximum in late October /early November
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Click an image to enlarge

[gerontocrat]

NSIDC 5 Day trailing Average -  GLOBAL SEA ICE AREA:  17,121,378 KM2 as at 18-Apr-2024

- Area gain on this day 86k, which is 29 k more than the average gain on this day (of the last 10 years) of 57k,
- Area gain from minimum on this date is 3.19 million km2, 0.25 million km2, 8.5% more than the 10 year average gain of 2.94 million km2.

- AREA is 11th lowest in the 45 year satellite record

- Area is  0.83 million km2 LESS than 1980's Average
- Area is  0.45 million km2 LESS than 2010's Average
- Area is  0.35 million km2 LESS than 2016
- Area is  0.72 million km2 MORE than 2018
- Area is  0.87 million km2 MORE than 2019
- Area is  0.41 million km2 MORE than 2022
- Area is  0.54 million km2 MORE than 2023

On average 52% of sea ice gain from minimum to maximum done, and 202 days to maximum

Projections of the Unknown Quantity.
_____________________________________________
The false maximum passes sometime between late May and late June. 
From then average daily losses continue until the false minimum in early/mid September.
Sea ice Area then normally makes the final run to the maximum in late October /early November.

The projected 2024 maximum is 19.82 million km2, 2.20 more than the November 2016 record low maximum of 17.61 million km2, which would be 6th lowest in the 46 year satellite record
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Click an image to enlarge