Description of algorithm
Interpretation of results
Full domain
  Ice type distr., stat.s
  Contingency tables
American sector
European sector
Asian sector

Validation of ice type - Full domain

Bulletin date: 2022-04-07

Data source: OSI SAF N.H. sea ice type

Model vs. observations, ice type area extent contingency tables

Date: 2022-04-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84334 2226 47
FY ice 591 57324 3991
MY ice 8 17585 11809
...date precedes bulletin

Date: 2022-04-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84594 2052 51
FY ice 542 56840 3784
MY ice 1 18254 11353
...date precedes bulletin

Date: 2022-04-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84792 1746 19
FY ice 465 56464 3951
MY ice 1 18343 11249
...date precedes bulletin

Date: 2022-04-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84525 2042 10
FY ice 495 56393 3613
MY ice 3 18775 11094
observations
open FY ice MY ice
m
d
l
open 84533 2103 10
FY ice 487 56150 3640
MY ice 3 18957 11067

Date: 2022-04-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84499 1915 4
FY ice 432 56410 3564
MY ice 31 18887 11226
observations
open FY ice MY ice
m
d
l
open 84499 1927 4
FY ice 432 56240 3571
MY ice 31 19045 11219

Date: 2022-04-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85017 1821 1
FY ice 461 56018 3433
MY ice 11 19245 11114
observations
open FY ice MY ice
m
d
l
open 84835 1935 1
FY ice 641 55783 3436
MY ice 13 19366 11111

Date: 2022-04-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85119 2137 0
FY ice 404 55996 3321
MY ice 71 19460 10824
observations
open FY ice MY ice
m
d
l
open 84723 2208 0
FY ice 787 55648 3291
MY ice 84 19737 10854

Date: 2022-04-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85023 2132 0
FY ice 378 56150 3227
MY ice 176 19821 10426
observations
open FY ice MY ice
m
d
l
open 84586 2113 0
FY ice 781 56010 3104
MY ice 210 19980 10549


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