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: 2022-12-08

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

Model vs. observations, ice type area extent contingency tables

Date: 2022-12-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 104038 1805 34
FY ice 1477 44922 2791
MY ice 27 4542 16099
...date precedes bulletin

Date: 2022-12-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 102943 2136 3
FY ice 1728 43291 5807
MY ice 26 4740 17113
...date precedes bulletin

Date: 2022-12-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 102046 2831 1
FY ice 1570 44456 4728
MY ice 4 5800 14614
...date precedes bulletin

Date: 2022-12-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98346 3963 7
FY ice 1124 47221 3891
MY ice 2 6355 13554
observations
open FY ice MY ice
m
d
l
open 98406 4105 7
FY ice 1064 46853 3674
MY ice 2 6581 13771

Date: 2022-12-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 96150 4129 1
FY ice 801 49368 4004
MY ice 0 6522 14156
observations
open FY ice MY ice
m
d
l
open 96190 4226 2
FY ice 761 49077 3711
MY ice 0 6716 14448

Date: 2022-12-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 96036 2154 1
FY ice 792 50495 4687
MY ice 0 6869 14684
observations
open FY ice MY ice
m
d
l
open 95723 3909 6
FY ice 1105 49258 4338
MY ice 0 6351 15028

Date: 2022-12-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 94763 2216 0
FY ice 597 52428 4012
MY ice 0 6732 13724
observations
open FY ice MY ice
m
d
l
open 94519 3271 4
FY ice 841 51443 3625
MY ice 0 6662 14107

Date: 2022-12-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 94133 2217 0
FY ice 1061 52617 3816
MY ice 0 6851 12966
observations
open FY ice MY ice
m
d
l
open 93771 3195 6
FY ice 1422 51550 3360
MY ice 1 6940 13416


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