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: 2023-03-23

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

Model vs. observations, ice type area extent contingency tables

Date: 2023-03-17:

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: 2023-03-19:

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: 2023-03-21:

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: 2023-03-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 22433 441
MY ice 0 7437 8494
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 22290 429
MY ice 0 7580 8506

Date: 2023-03-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 22670 421
MY ice 0 7144 8303
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 22515 396
MY ice 0 7299 8328

Date: 2023-03-27:

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
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 0 0
MY ice 0 0 0

Date: 2023-03-29:

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
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 0 0
MY ice 0 0 0

Date: 2023-03-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 2 22350 467
MY ice 12 6443 8478
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 21921 435
MY ice 14 6872 8510


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