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: 2023-01-19

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

Model vs. observations, ice type area extent contingency tables

Date: 2023-01-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 30 27397 1342
MY ice 18 3317 8782
...date precedes bulletin

Date: 2023-01-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 9 26955 1582
MY ice 0 3142 9587
...date precedes bulletin

Date: 2023-01-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 26730 1453
MY ice 0 3167 9969
...date precedes bulletin

Date: 2023-01-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 15 26370 1383
MY ice 0 3236 10115
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 11 26477 1151
MY ice 4 3129 10347

Date: 2023-01-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 26150 1327
MY ice 0 3493 9898
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 26274 1094
MY ice 0 3369 10131

Date: 2023-01-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 25664 1135
MY ice 0 3755 9502
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 25777 1036
MY ice 0 3642 9601

Date: 2023-01-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 25102 1499
MY ice 0 3715 9844
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 25208 1312
MY ice 0 3609 10031

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
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 3 24907 1287
MY ice 11 3711 10117


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