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: 2021-11-04

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-10-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 118884 2654 0
FY ice 349 26041 5087
MY ice 4 2604 23020
...date precedes bulletin

Date: 2021-10-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 117847 2451 0
FY ice 487 26742 4994
MY ice 0 2526 23262
...date precedes bulletin

Date: 2021-11-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 117437 1822 0
FY ice 470 27945 4268
MY ice 3 2443 22631
...date precedes bulletin

Date: 2021-11-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 116703 2107 0
FY ice 955 29525 4146
MY ice 3 2435 22740
observations
open FY ice MY ice
m
d
l
open 116660 2125 0
FY ice 996 29311 4362
MY ice 5 2631 22524

Date: 2021-11-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 115294 2553 0
FY ice 1275 30494 4608
MY ice 18 2326 22229
observations
open FY ice MY ice
m
d
l
open 115254 2478 0
FY ice 1315 30320 4896
MY ice 18 2575 21941

Date: 2021-11-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 113639 2021 0
FY ice 611 32164 4920
MY ice 16 3208 22101
observations
open FY ice MY ice
m
d
l
open 113255 2949 0
FY ice 1011 31838 5206
MY ice 0 2606 21815

Date: 2021-11-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 112750 1877 0
FY ice 658 33432 5041
MY ice 8 3283 21877
observations
open FY ice MY ice
m
d
l
open 112380 2385 0
FY ice 1034 33580 5251
MY ice 2 2627 21667

Date: 2021-11-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 111119 2532 0
FY ice 501 35322 4663
MY ice 4 3298 21444
observations
open FY ice MY ice
m
d
l
open 110345 2662 0
FY ice 1279 35901 4760
MY ice 0 2589 21347


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