Validation of sea ice concentration - Full domain
Bulletin date: 2025-05-27
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-05-27:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22965 |
11719 |
51 |
392 |
49 |
10 |
0 |
0 |
| OW |
14 |
820 |
27 |
352 |
108 |
22 |
2 |
0 |
| VODI |
38 |
1620 |
129 |
1401 |
1043 |
452 |
147 |
18 |
| ODI |
14 |
1139 |
150 |
2327 |
3156 |
2276 |
1235 |
218 |
| CDI |
0 |
167 |
42 |
1098 |
3169 |
5768 |
7530 |
2970 |
| VCDI |
0 |
37 |
1 |
445 |
2596 |
10226 |
26043 |
22558 |
|
Date: 2025-05-29:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23258 |
14276 |
189 |
1378 |
441 |
64 |
3 |
0 |
| OW |
0 |
377 |
43 |
344 |
197 |
43 |
6 |
0 |
| VODI |
0 |
680 |
71 |
931 |
1006 |
489 |
159 |
13 |
| ODI |
0 |
655 |
87 |
1609 |
2788 |
2037 |
1306 |
228 |
| CDI |
0 |
216 |
42 |
1199 |
3314 |
5495 |
7148 |
3628 |
| VCDI |
0 |
81 |
12 |
689 |
3475 |
9074 |
25616 |
21877 |
|
Date: 2025-05-31:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23843 |
14856 |
222 |
1748 |
594 |
96 |
18 |
0 |
| OW |
0 |
298 |
21 |
268 |
243 |
63 |
22 |
0 |
| VODI |
0 |
629 |
40 |
649 |
1132 |
456 |
247 |
9 |
| ODI |
0 |
771 |
96 |
1402 |
2570 |
1832 |
1247 |
221 |
| CDI |
0 |
330 |
46 |
1157 |
3096 |
5340 |
7253 |
3593 |
| VCDI |
0 |
149 |
24 |
885 |
2472 |
9336 |
22928 |
24342 |
|
Date: 2025-06-02:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24046 |
15177 |
240 |
2133 |
705 |
153 |
54 |
0 |
| OW |
0 |
288 |
23 |
337 |
229 |
95 |
48 |
0 |
| VODI |
0 |
582 |
46 |
751 |
1116 |
493 |
217 |
9 |
| ODI |
0 |
645 |
76 |
1407 |
2643 |
1992 |
1212 |
149 |
| CDI |
0 |
382 |
49 |
1314 |
3355 |
5918 |
7407 |
2772 |
| VCDI |
0 |
194 |
22 |
744 |
2707 |
8618 |
22151 |
24045 |
|
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