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: 2020-12-31

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-12-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 5 0
FY ice 18 17178 1219
MY ice 0 5110 11956
...date precedes bulletin

Date: 2020-12-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 3 0 0
FY ice 153 17090 1281
MY ice 0 4979 12153
...date precedes bulletin

Date: 2020-12-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 13 17143 1376
MY ice 0 5013 12077
...date precedes bulletin

Date: 2020-12-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 2 0
FY ice 2 16879 1439
MY ice 0 5318 11712
observations
open FY ice MY ice
m
d
l
open 0 6 0
FY ice 2 16787 1437
MY ice 0 5406 11714

Date: 2021-01-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16673 1415
MY ice 0 5552 11605
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16548 1413
MY ice 0 5677 11607

Date: 2021-01-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16559 1507
MY ice 0 5591 11888
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16449 1476
MY ice 0 5701 11919

Date: 2021-01-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16481 1561
MY ice 0 5528 11849
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16285 1575
MY ice 0 5724 11835

Date: 2021-01-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16577 1567
MY ice 0 5517 11772
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 16304 1612
MY ice 0 5790 11727


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