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

Validation of sea ice concentration - European sector

Bulletin date: 2024-12-12

Data source: OSI SAF N.H. multi-product sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2024-12-06:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75076 7536 163 296 156 0 0 0
OW 45 751 187 310 153 33 0 0
VODI 12 208 109 530 195 102 0 0
ODI 0 1 30 274 377 254 51 0
CDI 0 0 4 150 631 923 389 0
VCDI 0 0 0 16 256 1984 6354 2860
...date precedes bulletin

Date: 2024-12-08:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74982 7545 158 213 70 0 0 0
OW 75 889 130 221 129 9 0 0
VODI 16 336 168 385 238 34 0 0
ODI 0 46 60 367 343 136 19 0
CDI 0 0 5 238 838 1115 248 0
VCDI 0 0 0 4 183 1880 6032 3304
...date precedes bulletin

Date: 2024-12-10:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74669 7922 162 197 50 0 0 0
OW 49 790 282 364 148 13 0 0
VODI 7 94 79 562 308 88 4 0
ODI 0 3 9 191 422 325 39 0
CDI 0 0 0 62 593 836 152 0
VCDI 0 0 0 13 159 1495 6178 4151
...date precedes bulletin

Date: 2024-12-12:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72811 9305 162 166 0 0 0 0
OW 10 699 255 596 136 0 0 0
VODI 0 97 71 480 436 75 0 0
ODI 0 25 10 169 397 289 0 0
CDI 0 15 17 110 602 965 314 0
VCDI 0 0 0 5 193 1548 6935 3523
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72817 9380 206 193 4 0 0 0
OW 4 618 203 559 126 1 0 0
VODI 0 106 83 483 479 77 0 0
ODI 0 17 12 192 397 379 17 0
CDI 0 17 11 99 610 1046 531 0
VCDI 0 3 0 0 148 1374 6701 3523

Date: 2024-12-14:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72864 9054 125 55 0 0 0 0
OW 32 898 210 464 64 8 0 0
VODI 12 215 117 410 347 118 7 0
ODI 1 29 43 230 312 251 19 0
CDI 0 10 17 224 558 1332 364 0
VCDI 0 0 0 7 211 1125 5395 5288
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72875 9156 171 128 5 0 0 0
OW 25 800 180 411 97 13 0 0
VODI 8 207 103 415 355 150 6 0
ODI 1 41 45 219 323 378 33 0
CDI 0 2 13 210 519 1291 772 0
VCDI 0 0 0 7 193 1002 4974 5288

Date: 2024-12-16:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71556 9976 221 280 14 10 0 0
OW 1 657 175 466 135 23 0 0
VODI 4 265 89 415 386 188 15 0
ODI 1 71 50 173 298 413 13 0
CDI 0 4 42 280 518 981 627 0
VCDI 0 0 0 22 227 1244 6374 4202
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71554 9758 190 262 14 11 0 0
OW 3 792 184 426 128 34 0 0
VODI 4 336 100 455 368 218 3 0
ODI 1 87 69 199 343 381 27 0
CDI 0 0 34 263 469 997 745 0
VCDI 0 0 0 31 256 1218 6254 4202

Date: 2024-12-18:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70158 10689 371 258 10 7 0 0
OW 1 421 227 709 114 12 0 0
VODI 4 70 75 553 557 91 0 0
ODI 0 7 41 169 508 384 10 0
CDI 5 0 7 124 387 1583 872 0
VCDI 0 0 0 36 162 774 6061 4959
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70158 10295 358 280 24 13 0 0
OW 4 599 167 614 157 38 0 0
VODI 1 216 101 453 511 241 17 0
ODI 2 56 42 230 394 420 90 0
CDI 3 21 52 220 412 1040 869 0
VCDI 0 0 1 52 240 1099 5967 4959

Date: 2024-12-20:

Best estimate Forecast
...observations not yet available ...observations not yet available


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