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: 2019-04-11

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

Model vs. observations, ice type area extent contingency tables

Date: 2019-04-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85880 1532 38
FY ice 130 59009 990
MY ice 1 8532 10474
...date precedes bulletin

Date: 2019-04-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85702 1631 15
FY ice 175 58981 1006
MY ice 0 7924 10921
...date precedes bulletin

Date: 2019-04-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85565 1539 0
FY ice 22 59385 1054
MY ice 0 7909 11004
...date precedes bulletin

Date: 2019-04-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85940 1868 13
FY ice 56 59062 1227
MY ice 0 7838 11089
observations
open FY ice MY ice
m
d
l
open 85936 1883 13
FY ice 60 58797 1207
MY ice 0 8088 11109

Date: 2019-04-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86147 2043 10
FY ice 159 58983 1156
MY ice 0 8034 10722
observations
open FY ice MY ice
m
d
l
open 86136 2066 12
FY ice 170 58696 1118
MY ice 0 8298 10758

Date: 2019-04-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86578 1918 19
FY ice 89 58502 1047
MY ice 0 7956 10782
observations
open FY ice MY ice
m
d
l
open 86502 2024 19
FY ice 165 58176 1022
MY ice 0 8176 10807

Date: 2019-04-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86914 2201 1
FY ice 30 58014 1297
MY ice 0 7965 10643
observations
open FY ice MY ice
m
d
l
open 86886 2152 1
FY ice 58 57835 1285
MY ice 0 8193 10655

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
observations
open FY ice MY ice
m
d
l
open 86870 2223 1
FY ice 73 57131 1439
MY ice 0 7969 10694


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