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

Validation of ice type - Asian sector

Bulletin date: 2021-04-29

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-04-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 270 79 0
FY ice 114 19339 55
MY ice 14 8426 18
...date precedes bulletin

Date: 2021-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 237 53 0
FY ice 91 19500 22
MY ice 2 8412 20
...date precedes bulletin

Date: 2021-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 103 116 0
FY ice 0 19577 19
MY ice 0 8507 13
...date precedes bulletin

Date: 2021-04-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 40 179 0
FY ice 2 19647 1
MY ice 0 8606 0
observations
open FY ice MY ice
m
d
l
open 41 197 0
FY ice 1 19569 0
MY ice 0 8666 1

Date: 2021-05-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 78 122 0
FY ice 8 19637 9
MY ice 0 8555 8
observations
open FY ice MY ice
m
d
l
open 79 154 0
FY ice 7 19543 9
MY ice 0 8617 8

Date: 2021-05-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 184 85 0
FY ice 30 19444 0
MY ice 2 8690 4
observations
open FY ice MY ice
m
d
l
open 144 87 0
FY ice 67 19452 0
MY ice 5 8680 4

Date: 2021-05-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 177 86 0
FY ice 21 19542 0
MY ice 0 8676 0
observations
open FY ice MY ice
m
d
l
open 140 79 0
FY ice 58 19544 0
MY ice 0 8681 0

Date: 2021-05-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 233 98 0
FY ice 83 19760 0
MY ice 6 8519 0
observations
open FY ice MY ice
m
d
l
open 158 86 0
FY ice 158 19618 0
MY ice 6 8673 0


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