Validation of sea ice concentration - European sector
Bulletin date: 2025-05-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-05-20:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20048 |
11972 |
25 |
251 |
10 |
0 |
0 |
0 |
| OW |
3 |
431 |
25 |
198 |
37 |
0 |
1 |
0 |
| VODI |
0 |
916 |
66 |
937 |
572 |
123 |
47 |
11 |
| ODI |
0 |
633 |
107 |
1680 |
1527 |
635 |
256 |
66 |
| CDI |
0 |
148 |
27 |
756 |
1582 |
1565 |
1217 |
541 |
| VCDI |
0 |
14 |
0 |
154 |
1160 |
2801 |
4255 |
1866 |
|
Date: 2025-05-22:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20091 |
13215 |
76 |
1058 |
108 |
0 |
0 |
0 |
| OW |
0 |
228 |
32 |
335 |
92 |
3 |
2 |
0 |
| VODI |
0 |
351 |
57 |
904 |
608 |
117 |
17 |
14 |
| ODI |
0 |
262 |
51 |
1126 |
1490 |
653 |
187 |
49 |
| CDI |
0 |
49 |
18 |
526 |
1581 |
1703 |
1397 |
334 |
| VCDI |
0 |
2 |
1 |
190 |
1224 |
2843 |
4412 |
1257 |
|
Date: 2025-05-24:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20910 |
13201 |
135 |
1311 |
248 |
14 |
0 |
0 |
| OW |
0 |
188 |
24 |
276 |
124 |
20 |
0 |
0 |
| VODI |
0 |
297 |
48 |
627 |
632 |
110 |
38 |
13 |
| ODI |
0 |
252 |
61 |
768 |
1368 |
550 |
197 |
78 |
| CDI |
0 |
52 |
12 |
493 |
1669 |
1469 |
1005 |
868 |
| VCDI |
0 |
22 |
3 |
258 |
1239 |
2780 |
2452 |
2851 |
|
Date: 2025-05-26:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22966 |
11938 |
113 |
1396 |
351 |
28 |
0 |
0 |
| OW |
0 |
204 |
18 |
202 |
147 |
29 |
0 |
0 |
| VODI |
0 |
322 |
33 |
418 |
533 |
142 |
33 |
0 |
| ODI |
0 |
285 |
44 |
579 |
1209 |
629 |
337 |
26 |
| CDI |
0 |
96 |
17 |
508 |
1354 |
1507 |
1639 |
576 |
| VCDI |
0 |
34 |
5 |
298 |
957 |
2287 |
3982 |
1421 |
|
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