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: 2021-04-01

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-03-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 10747 2184
MY ice 0 9663 11914
...date precedes bulletin

Date: 2021-03-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 10738 2180
MY ice 0 9762 11936
...date precedes bulletin

Date: 2021-03-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 10624 2172
MY ice 0 9860 11774
...date precedes bulletin

Date: 2021-04-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 3 10479 2179
MY ice 0 10222 11459
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 3 10542 2309
MY ice 0 10159 11329

Date: 2021-04-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 10734 2026
MY ice 0 10165 11437
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 10842 2156
MY ice 0 10057 11307

Date: 2021-04-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 13 11026 1954
MY ice 0 10038 11321
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 13 11144 2111
MY ice 0 9920 11164

Date: 2021-04-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 1 0 0
FY ice 7 11004 2053
MY ice 0 9964 11333
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 8 11043 2271
MY ice 0 9925 11115

Date: 2021-04-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 12 10913 2134
MY ice 6 9985 11442
observations
open FY ice MY ice
m
d
l
open 2 0 0
FY ice 10 10938 2376
MY ice 6 9960 11200


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