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: 2021-11-11

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-11-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 116008 2305 0
FY ice 1045 29701 4582
MY ice 1 2432 22210
...date precedes bulletin

Date: 2021-11-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 114155 3005 0
FY ice 1089 31556 4593
MY ice 13 2697 21857
...date precedes bulletin

Date: 2021-11-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 112972 2178 0
FY ice 615 33032 4585
MY ice 1 3349 21821
...date precedes bulletin

Date: 2021-11-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 112122 2131 0
FY ice 634 34444 4592
MY ice 0 3315 21628
observations
open FY ice MY ice
m
d
l
open 112082 2196 0
FY ice 674 34167 4709
MY ice 0 3527 21511

Date: 2021-11-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 110241 2612 0
FY ice 464 36328 4749
MY ice 2 3264 21447
observations
open FY ice MY ice
m
d
l
open 110207 2679 0
FY ice 498 36020 4826
MY ice 2 3505 21370

Date: 2021-11-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 108850 2419 0
FY ice 401 37485 5270
MY ice 1 3294 21345
observations
open FY ice MY ice
m
d
l
open 108465 2990 0
FY ice 787 36712 5340
MY ice 0 3496 21275

Date: 2021-11-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 107244 3142 0
FY ice 732 38429 4844
MY ice 23 3424 20605
observations
open FY ice MY ice
m
d
l
open 106705 3706 0
FY ice 1269 37556 4855
MY ice 25 3733 20594

Date: 2021-11-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 106472 2863 0
FY ice 861 39562 5279
MY ice 9 3314 20763
observations
open FY ice MY ice
m
d
l
open 105835 3383 0
FY ice 1506 38689 5121
MY ice 1 3667 20921


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