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: 2021-10-28

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-10-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 124524 5062 0
FY ice 842 20921 3786
MY ice 7 1368 23679
...date precedes bulletin

Date: 2021-10-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 122858 4560 0
FY ice 674 23190 3733
MY ice 0 1552 21988
...date precedes bulletin

Date: 2021-10-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 120738 2562 0
FY ice 313 24963 4304
MY ice 4 2920 22343
...date precedes bulletin

Date: 2021-10-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 119505 2605 0
FY ice 388 25737 4775
MY ice 3 2725 22902
observations
open FY ice MY ice
m
d
l
open 119501 2622 0
FY ice 384 25566 4917
MY ice 11 2879 22760

Date: 2021-10-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 118314 2517 0
FY ice 371 26286 5132
MY ice 0 2566 23030
observations
open FY ice MY ice
m
d
l
open 118314 2574 0
FY ice 368 26028 5269
MY ice 3 2767 22893

Date: 2021-11-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 117912 1514 0
FY ice 437 27862 4996
MY ice 11 2566 22937
observations
open FY ice MY ice
m
d
l
open 117709 2232 0
FY ice 651 26991 5145
MY ice 0 2719 22788

Date: 2021-11-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 117036 1958 0
FY ice 743 28927 4030
MY ice 6 2425 22723
observations
open FY ice MY ice
m
d
l
open 116765 2403 0
FY ice 1020 28068 4240
MY ice 0 2839 22513

Date: 2021-11-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 116008 2305 0
FY ice 1045 29701 4582
MY ice 1 2432 22210
observations
open FY ice MY ice
m
d
l
open 115927 3017 0
FY ice 1126 28274 4730
MY ice 1 3147 22062


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