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

Validation of ice type - American sector

Bulletin date: 2023-02-02

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

Model vs. observations, ice type area extent contingency tables

Date: 2023-01-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 12 24878 1440
MY ice 2 3740 9964
...date precedes bulletin

Date: 2023-01-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 13 24848 1364
MY ice 0 3718 10256
...date precedes bulletin

Date: 2023-01-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 1 0
FY ice 23 24571 1385
MY ice 0 4022 9699
...date precedes bulletin

Date: 2023-02-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 28 24235 1279
MY ice 0 3745 10055
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 28 24260 1194
MY ice 0 3720 10140

Date: 2023-02-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 6 23563 1511
MY ice 0 3836 10208
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 6 23570 1437
MY ice 0 3829 10282

Date: 2023-02-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 23321 1373
MY ice 0 4053 10270
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 23292 1337
MY ice 0 4082 10306

Date: 2023-02-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 22760 1410
MY ice 0 3703 11338
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 22671 1457
MY ice 0 3792 11291

Date: 2023-02-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 3 22478 1395
MY ice 0 3630 12527
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 3 22389 1673
MY ice 0 3719 12249


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