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

Validation of ice type - European sector

Bulletin date: 2020-04-23

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-04-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85421 1387 196
FY ice 32 9784 244
MY ice 17 2770 3447
...date precedes bulletin

Date: 2020-04-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85213 1530 43
FY ice 53 10039 45
MY ice 25 3986 2544
...date precedes bulletin

Date: 2020-04-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85237 1536 55
FY ice 44 9453 368
MY ice 1 2286 3386
...date precedes bulletin

Date: 2020-04-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85171 2064 8
FY ice 59 9658 407
MY ice 3 1846 3618
observations
open FY ice MY ice
m
d
l
open 85171 2081 9
FY ice 59 9673 335
MY ice 3 1814 3689

Date: 2020-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85488 1661 43
FY ice 96 9581 475
MY ice 20 2121 3225
observations
open FY ice MY ice
m
d
l
open 85495 1680 59
FY ice 91 9578 389
MY ice 18 2105 3295

Date: 2020-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85745 2082 30
FY ice 48 10126 241
MY ice 29 2203 2994
observations
open FY ice MY ice
m
d
l
open 85673 2246 43
FY ice 106 9963 178
MY ice 43 2202 3044

Date: 2020-04-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85566 2358 4
FY ice 58 10089 65
MY ice 27 3271 2521
observations
open FY ice MY ice
m
d
l
open 85522 2393 4
FY ice 93 10090 47
MY ice 36 3235 2539

Date: 2020-05-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85751 2292 24
FY ice 64 9444 248
MY ice 31 2674 2755
observations
open FY ice MY ice
m
d
l
open 85724 2270 31
FY ice 71 9599 170
MY ice 51 2541 2826


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