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

Validation of sea ice concentration - European sector

Bulletin date: 2021-05-11

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

Model vs. observations, sea ice class contingency tables

Date: 2021-05-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7962 7203 0 360 120 73 0 0
OW 0 153 0 132 60 30 0 0
VODI 0 124 0 239 182 97 37 0
ODI 0 46 0 124 237 274 223 58
CDI 0 18 0 85 263 435 506 279
VCDI 0 34 0 169 743 1947 3164 5025

Date: 2021-05-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7606 7348 0 525 184 100 0 0
OW 0 103 0 102 72 37 5 0
VODI 0 71 0 137 179 109 69 0
ODI 0 39 0 113 250 207 205 38
CDI 0 39 0 86 321 467 523 195
VCDI 0 67 0 219 786 2832 4095 3273

Date: 2021-05-15:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7573 7113 0 578 223 128 0 0
OW 0 118 0 87 99 66 18 0
VODI 0 97 0 134 202 151 104 4
ODI 0 33 0 97 203 207 248 93
CDI 0 25 0 113 348 459 578 284
VCDI 0 54 0 273 929 2624 4146 2993

Date: 2021-05-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7335 7254 0 569 261 153 13 0
OW 0 96 0 99 145 87 33 0
VODI 0 61 0 150 255 187 119 28
ODI 0 27 0 101 209 264 230 173
CDI 0 22 0 99 337 464 435 356
VCDI 0 37 0 197 1018 2431 3806 3351


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