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: 2022-03-31

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

Model vs. observations, ice type area extent contingency tables

Date: 2022-03-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83745 2651 55
FY ice 932 56411 4353
MY ice 164 17282 11169
...date precedes bulletin

Date: 2022-03-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83686 2714 74
FY ice 891 56810 4110
MY ice 141 17399 11645
...date precedes bulletin

Date: 2022-03-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84236 2272 45
FY ice 676 57086 3983
MY ice 110 17113 11803
...date precedes bulletin

Date: 2022-03-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84097 2453 49
FY ice 453 57385 4023
MY ice 20 17278 11938
observations
open FY ice MY ice
m
d
l
open 84111 2481 50
FY ice 438 57225 4025
MY ice 21 17410 11935

Date: 2022-04-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84366 2275 42
FY ice 591 57094 3725
MY ice 6 17922 11507
observations
open FY ice MY ice
m
d
l
open 84367 2317 39
FY ice 588 56897 3748
MY ice 8 18077 11487

Date: 2022-04-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84808 1690 22
FY ice 508 56651 3916
MY ice 0 18237 11446
observations
open FY ice MY ice
m
d
l
open 84631 1962 34
FY ice 685 56223 3922
MY ice 0 18393 11428

Date: 2022-04-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84771 1821 22
FY ice 560 56511 3750
MY ice 2 18661 11253
observations
open FY ice MY ice
m
d
l
open 84489 2068 28
FY ice 842 55882 3730
MY ice 2 19043 11267

Date: 2022-04-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84439 1997 11
FY ice 426 56311 3603
MY ice 19 18919 11171
observations
open FY ice MY ice
m
d
l
open 84217 2159 12
FY ice 648 55807 3579
MY ice 19 19261 11194


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