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: 2017-06-29

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

Model vs. observations, sea ice class contingency tables

Date: 2017-06-23:

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 65491 20301 5710 1217 172 8 0 0
OW 12 11 64 696 177 12 0 0
VODI 0 3 7 416 694 112 0 0
ODI 0 0 0 81 1017 561 6 0
CDI 0 0 0 87 1004 2726 352 0
VCDI 0 0 0 0 18 1406 5210 1529
...date precedes bulletin

Date: 2017-06-25:

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 63267 20290 6402 3007 199 9 0 0
OW 11 7 51 624 261 17 0 0
VODI 0 7 17 342 823 161 4 0
ODI 0 0 0 84 1074 638 4 0
CDI 0 0 0 145 1106 2117 376 0
VCDI 0 0 0 0 9 1165 6037 846
...date precedes bulletin

Date: 2017-06-27:

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 65214 23397 3519 1201 174 0 0 0
OW 9 10 55 631 154 0 0 0
VODI 0 2 1 518 669 29 0 0
ODI 0 0 0 100 1767 363 10 0
CDI 0 0 0 86 713 2123 245 0
VCDI 0 0 0 0 2 878 4822 2408
...date precedes bulletin

Date: 2017-06-29:

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 67989 20431 3680 1499 142 0 0 0
OW 8 0 67 672 186 8 0 0
VODI 0 0 2 582 886 64 0 0
ODI 0 0 0 136 1484 342 19 0
CDI 0 0 0 94 607 1874 454 0
VCDI 0 0 0 0 3 760 4157 2954
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67989 20430 3668 1576 161 1 0 0
OW 8 1 73 603 204 8 0 0
VODI 0 0 8 549 818 90 4 0
ODI 0 0 0 157 1459 380 32 0
CDI 0 0 0 98 662 1830 459 0
VCDI 0 0 0 0 4 739 4135 2954

Date: 2017-07-01:

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 68435 20411 3430 1524 118 3 0 0
OW 6 5 80 769 230 25 2 0
VODI 0 0 6 511 989 124 7 0
ODI 0 0 0 145 1117 540 3 0
CDI 0 0 0 83 522 1761 415 0
VCDI 0 0 0 0 1 526 4822 2490
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68435 20412 3418 1617 147 3 0 0
OW 6 4 92 647 248 32 3 0
VODI 0 0 6 514 909 123 6 0
ODI 0 0 0 165 1093 572 8 0
CDI 0 0 0 89 578 1744 418 0
VCDI 0 0 0 0 2 505 4814 2490

Date: 2017-07-03:

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 82286 11369 138 583 107 0 0 0
OW 6 53 54 658 129 5 1 0
VODI 0 1 2 477 759 36 8 0
ODI 0 0 0 61 1291 316 10 0
CDI 0 0 0 29 394 2099 599 0
VCDI 0 0 0 0 0 1602 5269 758
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82286 11122 136 726 187 8 0 0
OW 6 192 28 449 337 42 9 0
VODI 0 100 21 353 864 167 14 0
ODI 0 9 9 189 794 679 21 0
CDI 0 0 0 91 498 1527 697 0
VCDI 0 0 0 0 0 1635 5146 758

Date: 2017-07-05:

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 82449 11467 140 733 106 1 0 0
OW 5 56 49 698 208 11 0 0
VODI 0 3 5 370 858 48 7 0
ODI 0 0 0 56 1055 399 2 0
CDI 0 0 0 33 484 2211 461 0
VCDI 0 0 0 0 1 2124 4434 626
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82449 11198 147 979 211 1 0 0
OW 5 164 18 430 442 41 5 0
VODI 0 135 16 258 868 189 3 0
ODI 0 23 10 110 732 576 25 0
CDI 0 6 3 113 457 1617 232 0
VCDI 0 0 0 0 2 2370 4639 626

Date: 2017-07-07:

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 81478 12769 159 854 90 3 0 0
OW 4 46 30 635 305 17 0 0
VODI 0 7 7 329 870 91 0 0
ODI 0 0 0 54 887 419 1 0
CDI 0 0 0 37 596 2504 187 0
VCDI 0 0 0 0 0 2057 3908 756
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81478 12469 145 1033 275 6 0 0
OW 4 221 25 405 393 62 0 0
VODI 0 96 16 293 900 153 0 0
ODI 0 17 5 67 684 442 2 0
CDI 0 19 5 111 462 1493 90 0
VCDI 0 0 0 0 34 2935 4004 756


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