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: 2019-04-25

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

Model vs. observations, ice type area extent contingency tables

Date: 2019-04-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86911 2480 0
FY ice 32 57040 1487
MY ice 0 7803 10647
...date precedes bulletin

Date: 2019-04-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87081 1485 154
FY ice 39 55298 2103
MY ice 0 7595 10954
...date precedes bulletin

Date: 2019-04-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87007 1247 133
FY ice 102 55546 2210
MY ice 7 7688 10724
...date precedes bulletin

Date: 2019-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86750 1628 16
FY ice 41 57157 1684
MY ice 0 8098 10127
observations
open FY ice MY ice
m
d
l
open 86741 1619 17
FY ice 50 56945 1628
MY ice 0 8319 10182

Date: 2019-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86579 2155 13
FY ice 49 57739 1127
MY ice 0 8407 10291
observations
open FY ice MY ice
m
d
l
open 86575 2127 13
FY ice 53 57480 1098
MY ice 0 8694 10320

Date: 2019-04-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86801 1855 96
FY ice 54 56925 1545
MY ice 8 8963 10006
observations
open FY ice MY ice
m
d
l
open 86694 2065 105
FY ice 162 56476 1509
MY ice 7 9202 10033

Date: 2019-05-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87026 1857 72
FY ice 204 55915 1339
MY ice 5 8592 9688
observations
open FY ice MY ice
m
d
l
open 86946 1832 128
FY ice 288 55678 1252
MY ice 1 8854 9719

Date: 2019-05-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87401 1879 195
FY ice 282 53928 1782
MY ice 11 7672 10208
observations
open FY ice MY ice
m
d
l
open 87337 1935 202
FY ice 350 53731 1665
MY ice 7 7813 10318


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