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

Validation of sea ice concentration - Full domain

Bulletin date: 2021-09-30

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

Model vs. observations, sea ice class contingency tables

Date: 2021-09-24:

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 122561 19151 202 828 78 0 0 0
OW 0 1083 135 1663 581 0 0 0
VODI 0 347 63 1258 2386 27 0 0
ODI 0 98 9 322 1638 681 0 0
CDI 0 1 2 58 931 2683 268 0
VCDI 0 0 0 4 143 7450 19367 3030
...date precedes bulletin

Date: 2021-09-26:

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 122652 18366 185 678 128 0 0 0
OW 0 1167 143 1104 860 16 0 0
VODI 0 449 54 801 2666 378 0 0
ODI 0 129 22 343 1447 787 14 0
CDI 0 20 8 152 819 1968 482 24
VCDI 0 0 3 23 303 5486 16426 8945
...date precedes bulletin

Date: 2021-09-28:

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 119822 21291 204 775 50 0 0 0
OW 0 754 109 1016 180 4 0 0
VODI 0 221 65 1020 1179 23 0 0
ODI 0 34 5 228 3709 660 2 0
CDI 0 14 7 103 835 3053 444 3
VCDI 0 0 0 0 162 4412 17243 9421
...date precedes bulletin

Date: 2021-09-30:

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 121802 18229 180 795 137 0 0 0
OW 0 987 100 989 366 2 0 0
VODI 0 265 54 803 1254 70 0 0
ODI 0 64 17 219 1874 1896 0 0
CDI 0 25 11 127 638 3018 668 13
VCDI 0 9 4 50 366 4919 15387 11710
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 121778 18413 192 940 146 0 0 0
OW 24 810 80 843 364 1 0 0
VODI 0 258 67 776 1078 62 0 0
ODI 0 67 10 256 1997 1808 5 0
CDI 0 25 13 110 702 3078 672 5
VCDI 0 6 4 58 348 4956 15378 11718

Date: 2021-10-02:

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 119364 18901 170 706 129 1 0 0
OW 25 1544 103 888 683 128 0 0
VODI 0 331 66 736 1036 297 0 0
ODI 0 60 28 209 1137 1839 24 0
CDI 0 5 6 131 749 3183 1256 1
VCDI 0 0 1 47 404 3419 18350 11091
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 119216 19335 194 942 212 22 0 0
OW 173 1127 84 742 599 95 0 0
VODI 0 327 67 642 1046 230 0 0
ODI 0 49 12 224 1103 1773 34 0
CDI 0 3 16 113 782 3279 1346 1
VCDI 0 0 1 54 396 3468 18250 11091

Date: 2021-10-04:

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 119445 19057 185 629 121 0 0 0
OW 5 737 151 864 287 5 0 0
VODI 0 117 56 1031 927 60 34 0
ODI 0 1 4 172 1408 461 67 0
CDI 0 0 0 27 615 3115 617 0
VCDI 0 0 0 11 146 2177 18255 16261
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 119257 18354 214 939 462 40 0 0
OW 193 1091 90 679 524 140 0 0
VODI 0 427 64 687 880 478 22 0
ODI 0 40 27 262 702 936 304 0
CDI 0 0 1 152 554 2007 2363 0
VCDI 0 0 0 15 382 2217 16284 16261

Date: 2021-10-06:

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 119398 18113 171 552 158 0 0 0
OW 26 1087 130 868 439 22 0 0
VODI 0 232 66 777 1033 113 0 0
ODI 0 10 8 222 1209 484 30 0
CDI 0 0 3 37 780 2217 462 1
VCDI 0 0 0 16 294 3700 15350 19040
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 119171 17472 164 695 451 64 0 0
OW 253 1293 82 451 560 165 3 0
VODI 0 626 105 822 794 452 13 0
ODI 0 51 24 398 997 705 64 0
CDI 0 0 3 94 691 1861 1470 22
VCDI 0 0 0 12 420 3289 14292 19019

Date: 2021-10-08:

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 115782 19465 207 816 201 66 0 0
OW 3 1380 190 1206 476 83 0 0
VODI 0 224 51 712 1082 407 0 0
ODI 0 9 10 217 846 850 95 0
CDI 0 0 1 64 658 1888 632 11
VCDI 0 0 0 13 188 4825 16351 18039
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 115706 18930 215 996 541 243 1 0
OW 72 1407 125 828 528 378 67 0
VODI 7 588 79 622 669 592 49 0
ODI 0 141 32 359 808 898 163 0
CDI 0 12 8 167 517 1541 1592 7
VCDI 0 0 0 56 388 4467 15206 18043


Generated by /metno/routine/sms/V2/xSIvalidation/xSIwebPage.sh Fri 15 Oct 2021 02:55:10 AM UTC on arcval

 
See Met Privacy