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: 2021-09-23

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-09-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24117 0 0
FY ice 242 0 0
MY ice 195 0 0
...date precedes bulletin

Date: 2021-09-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 23663 0 0
FY ice 171 0 0
MY ice 204 0 0
...date precedes bulletin

Date: 2021-09-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 23390 0 0
FY ice 285 0 0
MY ice 228 0 0
...date precedes bulletin

Date: 2021-09-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 22716 0 0
FY ice 391 0 0
MY ice 190 0 0
observations
open FY ice MY ice
m
d
l
open 22739 0 0
FY ice 354 0 0
MY ice 204 0 0

Date: 2021-09-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 21471 0 0
FY ice 239 0 0
MY ice 138 0 0
observations
open FY ice MY ice
m
d
l
open 21489 0 0
FY ice 216 0 0
MY ice 143 0 0

Date: 2021-09-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 21503 0 0
FY ice 252 0 0
MY ice 114 0 0
observations
open FY ice MY ice
m
d
l
open 21390 0 0
FY ice 305 0 0
MY ice 174 0 0

Date: 2021-09-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 21010 0 0
FY ice 194 0 0
MY ice 132 0 0
observations
open FY ice MY ice
m
d
l
open 20831 0 0
FY ice 281 0 0
MY ice 224 0 0

Date: 2021-10-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 20444 1489 0
FY ice 172 7198 578
MY ice 137 681 11159
observations
open FY ice MY ice
m
d
l
open 20234 2981 16
FY ice 320 5740 512
MY ice 199 647 11209


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