Description of algorithm
Full domain
  Ice concntr, edge pos
  Contingency tables
American sector
European sector
Asian sector

Validation of sea ice concentration - Full domain

Bulletin date: 2021-08-17

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

Model vs. observations, sea ice class contingency tables

Date: 2021-08-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 29927 21379 0 561 84 12 0 0
OW 3 530 0 617 142 53 21 0
VODI 3 621 0 2360 2745 1435 882 1
ODI 1 258 0 1683 5643 6738 5289 59
CDI 0 95 0 880 3465 6385 8183 81
VCDI 0 32 0 65 101 136 374 5

Date: 2021-08-19:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 29810 21804 0 1206 263 39 15 0
OW 8 597 0 613 401 144 43 0
VODI 2 731 0 1847 2549 2206 708 0
ODI 0 328 0 1946 4919 7481 4554 6
CDI 0 141 0 1007 3048 6371 7305 75
VCDI 0 44 0 41 111 279 205 2

Date: 2021-08-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 32054 19927 0 1240 592 219 86 0
OW 4 691 0 618 514 331 138 3
VODI 0 819 0 1862 2063 2124 957 97
ODI 0 447 0 2056 4149 6086 4798 1101
CDI 0 192 0 1125 2461 4482 6357 2454
VCDI 0 46 0 28 132 173 327 96

Date: 2021-08-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 29957 22196 0 1448 721 491 10 0
OW 5 710 0 615 500 549 33 0
VODI 2 1004 0 1871 2024 2669 311 0
ODI 0 693 0 2322 4670 9372 1947 7
CDI 0 288 0 1171 2712 8643 3115 70
VCDI 0 45 0 21 136 209 309 3


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