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: 2024-01-25

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

Model vs. observations, ice type area extent contingency tables

Date: 2024-01-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87463 819 141
FY ice 1390 56844 9145
MY ice 0 11591 9245
...date precedes bulletin

Date: 2024-01-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87017 1047 118
FY ice 1198 56683 8931
MY ice 0 11704 9134
...date precedes bulletin

Date: 2024-01-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86780 1033 68
FY ice 1012 57191 8079
MY ice 0 11554 9142
...date precedes bulletin

Date: 2024-01-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86867 679 54
FY ice 1197 57066 5566
MY ice 45 12294 8529
observations
open FY ice MY ice
m
d
l
open 86836 700 54
FY ice 1230 56866 5476
MY ice 43 12473 8619

Date: 2024-01-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86440 998 33
FY ice 1585 55946 6209
MY ice 88 13065 8179
observations
open FY ice MY ice
m
d
l
open 86399 1030 38
FY ice 1627 55798 5944
MY ice 87 13181 8439

Date: 2024-01-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87474 496 27
FY ice 1483 54853 7752
MY ice 17 13865 8598
observations
open FY ice MY ice
m
d
l
open 86746 647 47
FY ice 2165 54576 7466
MY ice 63 13991 8864

Date: 2024-01-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87139 601 13
FY ice 2267 54743 6030
MY ice 47 14869 8051
observations
open FY ice MY ice
m
d
l
open 86265 685 29
FY ice 3066 54543 6011
MY ice 122 14985 8054

Date: 2024-02-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86207 1275 0
FY ice 2398 54960 5077
MY ice 98 14867 8311
observations
open FY ice MY ice
m
d
l
open 85393 1574 4
FY ice 3160 54269 5803
MY ice 150 15259 7581


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