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: 2022-04-21

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

Model vs. observations, ice type area extent contingency tables

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
...date precedes bulletin

Date: 2022-04-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85168 2158 0
FY ice 352 56076 3236
MY ice 65 20337 10031
...date precedes bulletin

Date: 2022-04-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85548 1610 0
FY ice 254 56113 3220
MY ice 15 20263 10077
...date precedes bulletin

Date: 2022-04-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85447 2088 7
FY ice 298 56624 2809
MY ice 13 20074 10198
observations
open FY ice MY ice
m
d
l
open 85444 2126 7
FY ice 300 56458 2881
MY ice 14 20202 10126

Date: 2022-04-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85113 2627 3
FY ice 243 56403 2843
MY ice 4 20080 10155
observations
open FY ice MY ice
m
d
l
open 85085 2702 1
FY ice 271 56220 2935
MY ice 4 20188 10065

Date: 2022-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85172 2139 1
FY ice 242 56236 3161
MY ice 9 20644 9459
observations
open FY ice MY ice
m
d
l
open 85079 2601 3
FY ice 335 55652 3253
MY ice 9 20766 9365

Date: 2022-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85251 2279 0
FY ice 541 56570 2705
MY ice 15 20944 9636
observations
open FY ice MY ice
m
d
l
open 85066 2703 0
FY ice 716 56159 2830
MY ice 25 20931 9511

Date: 2022-04-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84880 2765 0
FY ice 687 56653 2488
MY ice 38 21326 9443
observations
open FY ice MY ice
m
d
l
open 84738 3149 0
FY ice 823 56295 2619
MY ice 44 21300 9312


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