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: 2023-07-27

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

Model vs. observations, sea ice class contingency tables

Date: 2023-07-21:

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 96333 21689 1488 2025 133 18 0 0
OW 0 336 493 3375 304 9 0 0
VODI 0 39 32 3795 4121 43 0 0
ODI 0 2 0 857 15124 1034 2 0
CDI 0 2 0 92 5950 22007 438 0
VCDI 0 0 0 0 86 4950 2271 0
...date precedes bulletin

Date: 2023-07-23:

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 96841 21932 1775 2316 146 26 0 0
OW 3 392 389 3330 647 9 0 0
VODI 0 45 45 3644 5805 78 1 0
ODI 0 3 4 855 12212 2169 17 0
CDI 0 0 0 122 2997 25568 301 0
VCDI 0 0 0 0 42 4948 386 0
...date precedes bulletin

Date: 2023-07-25:

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 97096 23375 1732 2153 128 17 0 0
OW 2 112 344 2566 248 4 0 0
VODI 0 19 8 5380 3339 22 0 0
ODI 0 2 0 320 15569 2039 12 0
CDI 0 0 0 44 2435 26255 1520 0
VCDI 0 0 0 0 18 1855 434 0
...date precedes bulletin

Date: 2023-07-27:

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 99357 22371 1547 1913 154 6 0 0
OW 2 205 419 3151 338 0 0 0
VODI 0 35 9 5770 3997 25 1 0
ODI 0 1 0 309 13914 2604 31 0
CDI 0 0 0 34 2345 19416 5353 0
VCDI 0 0 0 0 48 1125 2530 38
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 99357 22335 1577 2207 211 6 0 0
OW 2 243 381 2794 353 1 0 0
VODI 0 33 17 5759 3919 53 2 0
ODI 0 0 0 385 13793 2403 26 0
CDI 0 1 0 32 2482 19717 5446 0
VCDI 0 0 0 0 38 996 2441 38

Date: 2023-07-29:

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 99265 23223 1460 1986 185 3 0 0
OW 1 381 580 3727 367 0 0 0
VODI 0 43 24 4959 5544 21 0 0
ODI 0 2 1 247 11412 4065 71 0
CDI 0 0 0 29 1836 16472 6473 117
VCDI 0 0 0 0 50 1466 1580 1458
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 99265 23232 1495 2293 250 3 0 0
OW 1 371 529 3140 373 0 0 0
VODI 0 43 40 5191 5413 46 0 0
ODI 0 3 1 293 11257 3851 73 0
CDI 0 0 0 31 2055 16971 6491 149
VCDI 0 0 0 0 46 1156 1560 1426

Date: 2023-07-31:

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 98853 25665 1543 1242 88 3 0 0
OW 0 197 545 2342 144 0 0 0
VODI 0 11 5 7114 1567 3 0 0
ODI 0 1 0 363 14285 417 0 0
CDI 0 0 0 23 1380 16950 699 0
VCDI 0 0 0 0 19 679 8679 4231
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98852 25123 1471 2114 159 3 0 0
OW 1 680 541 3910 543 0 0 0
VODI 0 67 81 4671 5418 73 0 0
ODI 0 4 0 342 9378 5115 17 0
CDI 0 0 0 47 1896 12722 7963 1623
VCDI 0 0 0 0 89 139 1398 2608

Date: 2023-08-02:

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 101339 24075 1564 1775 76 0 0 0
OW 0 223 494 3111 224 0 0 0
VODI 0 26 18 5889 3186 19 0 0
ODI 0 0 1 568 10935 1558 18 0
CDI 0 0 0 25 1843 14665 2441 14
VCDI 0 0 0 7 57 1262 6432 5203
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 101338 23452 1523 2729 174 0 0 0
OW 1 790 480 4206 925 0 0 0
VODI 0 81 73 3935 5548 115 4 0
ODI 0 1 1 456 8141 5555 213 0
CDI 0 0 0 48 1448 11753 8082 2305
VCDI 0 0 0 1 85 81 592 2912

Date: 2023-08-04:

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 104810 21963 1104 1579 98 0 0 0
OW 0 409 609 3391 259 0 0 0
VODI 0 18 45 5937 3311 14 0 0
ODI 0 0 1 327 10027 1674 7 0
CDI 0 0 0 51 2298 14275 2951 0
VCDI 0 0 0 1 26 2280 6963 2620
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 104809 21371 1142 3059 278 0 0 0
OW 1 910 473 4294 953 1 0 0
VODI 0 108 131 3449 5601 145 0 0
ODI 0 1 13 416 7263 6169 480 0
CDI 0 0 0 67 1903 11865 8096 743
VCDI 0 0 0 1 21 63 1345 1877


Generated by /metno/routine/sms/V2/xSIvalidation/xSIwebPage.sh ma. 18. sep. 14:45:52 +0000 2023 on arcval

 
See Met Privacy