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: 2022-11-17

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

Model vs. observations, ice type area extent contingency tables

Date: 2022-11-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 111498 1665 0
FY ice 795 38958 4316
MY ice 1 2996 19941
...date precedes bulletin

Date: 2022-11-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 110333 1783 0
FY ice 922 39140 4855
MY ice 1 3095 19739
...date precedes bulletin

Date: 2022-11-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 109739 1677 0
FY ice 786 39488 5437
MY ice 0 3156 20031
...date precedes bulletin

Date: 2022-11-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 109444 1457 0
FY ice 1052 39747 5211
MY ice 0 3427 19954
observations
open FY ice MY ice
m
d
l
open 109425 1495 0
FY ice 1071 39590 5296
MY ice 0 3546 19869

Date: 2022-11-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 108435 1808 0
FY ice 871 40290 4980
MY ice 1 3839 18879
observations
open FY ice MY ice
m
d
l
open 108414 1838 0
FY ice 889 40151 5061
MY ice 4 3948 18798

Date: 2022-11-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 107280 1849 0
FY ice 536 40875 5376
MY ice 0 3814 18586
observations
open FY ice MY ice
m
d
l
open 106949 2159 0
FY ice 867 40388 5519
MY ice 0 3991 18443

Date: 2022-11-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 106147 2091 14
FY ice 430 41473 5419
MY ice 0 3636 18714
observations
open FY ice MY ice
m
d
l
open 105876 2093 14
FY ice 701 41241 5562
MY ice 0 3866 18571

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
observations
open FY ice MY ice
m
d
l
open 105275 1888 17
FY ice 823 41875 5452
MY ice 0 3918 18636


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