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: 2020-04-30

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-04-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85643 2022 47
FY ice 334 52256 799
MY ice 2 12000 12638
...date precedes bulletin

Date: 2020-04-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86056 1804 95
FY ice 466 52276 712
MY ice 39 11887 13069
...date precedes bulletin

Date: 2020-04-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86111 2461 0
FY ice 116 52623 796
MY ice 28 13139 11601
...date precedes bulletin

Date: 2020-04-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86355 2449 19
FY ice 157 52498 739
MY ice 31 12782 11824
observations
open FY ice MY ice
m
d
l
open 86358 2475 23
FY ice 152 52787 698
MY ice 33 12467 11861

Date: 2020-05-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86407 2637 27
FY ice 153 52695 720
MY ice 35 12869 11115
observations
open FY ice MY ice
m
d
l
open 86410 2669 35
FY ice 149 53005 666
MY ice 36 12527 11161

Date: 2020-05-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87127 2086 3
FY ice 117 53268 587
MY ice 4 13719 10200
observations
open FY ice MY ice
m
d
l
open 87015 2684 11
FY ice 215 53117 555
MY ice 18 13272 10224

Date: 2020-05-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87708 1587 0
FY ice 145 52589 442
MY ice 9 14101 9838
observations
open FY ice MY ice
m
d
l
open 87583 2093 4
FY ice 255 52641 432
MY ice 24 13543 9844

Date: 2020-05-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 88633 1442 6
FY ice 287 52092 370
MY ice 26 14009 9920
observations
open FY ice MY ice
m
d
l
open 88386 1900 5
FY ice 507 51989 356
MY ice 53 13654 9935


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