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

Validation of ice type - Full domain

Bulletin date: 2022-12-01

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

Model vs. observations, ice type area extent contingency tables

Date: 2022-11-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 105559 1910 17
FY ice 539 42114 5429
MY ice 0 3657 18659
...date precedes bulletin

Date: 2022-11-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 104604 2250 41
FY ice 579 43929 4418
MY ice 0 3884 18118
...date precedes bulletin

Date: 2022-11-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 104215 2121 14
FY ice 685 45810 3596
MY ice 0 4542 16634
...date precedes bulletin

Date: 2022-12-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 104204 1723 0
FY ice 1082 44904 3478
MY ice 25 4699 15697
observations
open FY ice MY ice
m
d
l
open 104270 1747 0
FY ice 1012 44535 3370
MY ice 29 5044 15805

Date: 2022-12-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 103202 2229 26
FY ice 1523 43104 5343
MY ice 33 4479 17206
observations
open FY ice MY ice
m
d
l
open 103337 2261 28
FY ice 1385 42811 5231
MY ice 36 4740 17316

Date: 2022-12-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 103348 1934 7
FY ice 1572 43691 5091
MY ice 29 5050 14451
observations
open FY ice MY ice
m
d
l
open 102790 2162 7
FY ice 2134 43297 4848
MY ice 25 5216 14694

Date: 2022-12-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 100251 3429 2
FY ice 1349 45505 4931
MY ice 0 5966 14290
observations
open FY ice MY ice
m
d
l
open 99910 3603 2
FY ice 1690 45130 4611
MY ice 0 6167 14610

Date: 2022-12-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 96882 4242 10
FY ice 867 48410 4253
MY ice 0 6198 14164
observations
open FY ice MY ice
m
d
l
open 96567 4558 10
FY ice 1182 47777 4006
MY ice 0 6515 14411


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