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: 2023-09-28

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

Model vs. observations, sea ice class contingency tables

Date: 2023-09-22:

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 139608 12843 159 126 2 0 0 0
OW 46 2249 693 995 97 6 0 0
VODI 0 126 284 2420 1181 214 6 0
ODI 0 0 1 652 3876 1214 53 0
CDI 0 0 1 49 1398 9790 2871 0
VCDI 0 0 0 0 5 2848 10588 342
...date precedes bulletin

Date: 2023-09-24:

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 137551 14271 286 232 0 0 0 0
OW 31 1849 579 1360 210 12 0 0
VODI 0 189 252 1797 1482 311 64 0
ODI 0 2 2 588 2944 1466 198 0
CDI 0 0 0 43 717 6995 5922 27
VCDI 0 0 0 0 0 3017 12073 273
...date precedes bulletin

Date: 2023-09-26:

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 136323 15418 314 278 0 0 0 0
OW 3 1458 610 1027 11 0 0 0
VODI 0 47 138 2378 642 2 0 0
ODI 0 0 1 443 3713 280 8 0
CDI 0 0 0 47 1052 4587 1433 0
VCDI 0 0 0 0 84 3637 18934 1875
...date precedes bulletin

Date: 2023-09-28:

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 137898 13760 286 184 11 0 0 0
OW 12 1563 608 911 73 10 0 0
VODI 0 89 204 2013 755 15 1 0
ODI 0 8 20 432 3177 428 6 1
CDI 0 0 7 95 1020 3468 2049 90
VCDI 0 0 0 3 227 1467 13706 10146
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 137893 13981 310 204 15 0 0 0
OW 17 1357 613 999 74 12 0 0
VODI 0 75 173 1980 990 19 0 0
ODI 0 7 24 358 3050 541 6 2
CDI 0 0 5 76 889 3502 2208 130
VCDI 0 0 0 21 245 1314 13548 10105

Date: 2023-09-30:

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 137160 13381 244 317 20 0 1 0
OW 21 1806 496 1005 214 43 0 0
VODI 0 152 229 1807 932 108 10 0
ODI 0 3 6 424 1882 1312 28 0
CDI 0 0 0 100 792 3824 1648 9
VCDI 0 0 0 0 55 1141 10315 15258
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 137152 13597 289 370 20 5 1 0
OW 29 1633 497 1114 241 43 0 0
VODI 0 109 186 1697 1134 186 7 0
ODI 0 3 3 372 1760 1510 23 0
CDI 0 0 0 95 649 3589 1971 12
VCDI 0 0 0 5 91 1095 10000 15255

Date: 2023-10-02:

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 133218 16270 218 342 97 34 0 0
OW 3 1523 674 708 61 16 5 0
VODI 0 16 116 1864 433 31 16 0
ODI 0 0 0 301 1836 182 17 0
CDI 0 0 0 23 830 3421 359 0
VCDI 0 0 0 0 9 2172 16259 13689
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 133184 15237 274 450 110 39 6 0
OW 37 2256 459 1061 292 113 48 0
VODI 0 297 225 1265 1032 437 214 0
ODI 0 19 27 351 1239 1035 250 0
CDI 0 0 23 98 540 3108 2088 40
VCDI 0 0 0 13 53 1124 14050 13649

Date: 2023-10-04:

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 133333 15252 311 414 75 6 0 0
OW 2 1388 500 1003 135 18 0 0
VODI 0 198 219 1062 726 18 4 0
ODI 0 32 31 533 896 467 23 0
CDI 0 1 18 266 1351 1854 641 0
VCDI 0 0 0 25 333 6234 20116 7258
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 133181 14120 291 448 94 16 1 0
OW 148 2160 433 1044 408 53 8 0
VODI 6 511 248 1040 1029 473 23 0
ODI 0 75 76 489 922 1058 324 0
CDI 0 5 31 268 884 2166 1333 0
VCDI 0 0 0 14 179 4831 19095 7258

Date: 2023-10-06:

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 130386 16338 403 608 165 15 0 0
OW 0 1303 419 1259 428 56 3 0
VODI 0 293 218 756 837 331 10 0
ODI 0 27 79 471 650 567 30 0
CDI 0 4 21 412 1090 1572 650 0
VCDI 0 0 0 48 395 4247 18078 12574
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 130281 15362 391 587 146 46 0 0
OW 98 1999 397 1138 389 84 23 0
VODI 7 523 204 1093 1295 561 66 0
ODI 0 68 108 391 771 1004 459 0
CDI 0 13 40 333 815 1776 1638 1
VCDI 0 0 0 12 149 3317 16585 12573


Generated by /metno/routine/sms/V3/SIconcentrationValidation5/SICmultiWebPage5.sh to. 23. nov. 11:12:20 +0000 2023 on arcval

 
See Met Privacy