Description of algorithm
Interpretation of results
Full domain
American sector
European sector
  Ice type distr., stat.s
  Contingency tables
Asian sector

Validation of ice type - European sector

Bulletin date: 2023-04-27

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

Model vs. observations, ice type area extent contingency tables

Date: 2023-04-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86107 1521 91
FY ice 372 12050 1205
MY ice 41 408 2698
...date precedes bulletin

Date: 2023-04-23:

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

Date: 2023-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85845 1669 125
FY ice 357 11629 959
MY ice 61 532 2294
...date precedes bulletin

Date: 2023-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85757 2064 107
FY ice 379 11310 937
MY ice 54 488 2199
observations
open FY ice MY ice
m
d
l
open 85773 2060 106
FY ice 358 11281 917
MY ice 59 521 2220

Date: 2023-04-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86358 1642 184
FY ice 391 10378 1027
MY ice 39 471 2400
observations
open FY ice MY ice
m
d
l
open 86365 1661 182
FY ice 386 10332 998
MY ice 37 498 2431

Date: 2023-05-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86409 0 0
FY ice 268 0 0
MY ice 11 0 0
observations
open FY ice MY ice
m
d
l
open 86306 0 0
FY ice 373 0 0
MY ice 9 0 0

Date: 2023-05-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86016 0 0
FY ice 248 0 0
MY ice 6 0 0
observations
open FY ice MY ice
m
d
l
open 85878 0 0
FY ice 382 0 0
MY ice 10 0 0

Date: 2023-05-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85664 0 0
FY ice 146 0 0
MY ice 0 0 0
observations
open FY ice MY ice
m
d
l
open 85624 0 0
FY ice 178 0 0
MY ice 8 0 0


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