Validation of sea ice concentration - European sector
Bulletin date: 2025-02-13
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-02-07:
| 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 |
62285 |
13103 |
238 |
578 |
179 |
0 |
0 |
7 |
| OW |
33 |
1317 |
237 |
485 |
178 |
4 |
0 |
14 |
| VODI |
15 |
637 |
180 |
810 |
593 |
85 |
0 |
15 |
| ODI |
0 |
184 |
45 |
399 |
844 |
501 |
48 |
7 |
| CDI |
0 |
135 |
72 |
340 |
793 |
1253 |
403 |
80 |
| VCDI |
0 |
169 |
73 |
305 |
636 |
2786 |
5664 |
4686 |
|
...date precedes bulletin
|
Date: 2025-02-09:
| 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 |
63409 |
11835 |
199 |
348 |
68 |
10 |
0 |
0 |
| OW |
31 |
1339 |
294 |
399 |
112 |
22 |
0 |
0 |
| VODI |
8 |
646 |
296 |
876 |
457 |
47 |
0 |
0 |
| ODI |
0 |
105 |
71 |
577 |
739 |
277 |
11 |
0 |
| CDI |
0 |
63 |
34 |
339 |
1014 |
1436 |
210 |
0 |
| VCDI |
0 |
26 |
25 |
224 |
520 |
3433 |
7848 |
3068 |
|
...date precedes bulletin
|
Date: 2025-02-11:
| 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 |
61301 |
13874 |
240 |
415 |
15 |
0 |
0 |
0 |
| OW |
0 |
1158 |
419 |
840 |
72 |
5 |
0 |
0 |
| VODI |
0 |
172 |
146 |
1095 |
414 |
32 |
0 |
0 |
| ODI |
0 |
21 |
13 |
433 |
842 |
225 |
0 |
0 |
| CDI |
0 |
6 |
1 |
196 |
1023 |
1820 |
218 |
1 |
| VCDI |
0 |
1 |
0 |
63 |
612 |
3924 |
7425 |
3394 |
|
...date precedes bulletin
|
Date: 2025-02-13:
| 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 |
59594 |
15309 |
379 |
469 |
19 |
0 |
0 |
0 |
| OW |
0 |
1004 |
330 |
750 |
102 |
0 |
0 |
0 |
| VODI |
0 |
234 |
168 |
919 |
413 |
20 |
0 |
0 |
| ODI |
0 |
45 |
31 |
387 |
834 |
244 |
4 |
0 |
| CDI |
0 |
32 |
12 |
172 |
1008 |
1535 |
371 |
0 |
| VCDI |
0 |
27 |
18 |
135 |
650 |
3884 |
8018 |
3299 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
59594 |
15305 |
386 |
516 |
27 |
0 |
0 |
0 |
| OW |
0 |
1001 |
335 |
737 |
114 |
0 |
0 |
0 |
| VODI |
0 |
239 |
155 |
898 |
433 |
21 |
0 |
0 |
| ODI |
0 |
59 |
34 |
372 |
785 |
232 |
3 |
0 |
| CDI |
0 |
20 |
11 |
173 |
989 |
1559 |
375 |
0 |
| VCDI |
0 |
27 |
17 |
136 |
678 |
3871 |
8015 |
3299 |
|
Date: 2025-02-15:
| 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 |
60014 |
14618 |
340 |
536 |
46 |
0 |
0 |
0 |
| OW |
6 |
830 |
230 |
657 |
210 |
1 |
0 |
0 |
| VODI |
0 |
262 |
154 |
760 |
602 |
20 |
0 |
0 |
| ODI |
0 |
73 |
41 |
430 |
728 |
181 |
10 |
1 |
| CDI |
0 |
25 |
26 |
235 |
952 |
1435 |
443 |
5 |
| VCDI |
0 |
6 |
3 |
114 |
480 |
3552 |
8673 |
3717 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60012 |
14651 |
372 |
559 |
60 |
0 |
0 |
0 |
| OW |
8 |
809 |
218 |
674 |
226 |
1 |
0 |
0 |
| VODI |
0 |
241 |
132 |
726 |
584 |
34 |
0 |
0 |
| ODI |
0 |
85 |
40 |
419 |
715 |
182 |
5 |
1 |
| CDI |
0 |
24 |
30 |
255 |
920 |
1509 |
491 |
5 |
| VCDI |
0 |
4 |
2 |
99 |
513 |
3463 |
8630 |
3717 |
|
Date: 2025-02-17:
| 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 |
60353 |
14670 |
365 |
382 |
37 |
0 |
0 |
0 |
| OW |
24 |
1079 |
369 |
649 |
85 |
0 |
0 |
0 |
| VODI |
0 |
84 |
98 |
1072 |
460 |
14 |
9 |
0 |
| ODI |
0 |
29 |
34 |
257 |
1109 |
208 |
34 |
0 |
| CDI |
0 |
2 |
14 |
198 |
727 |
1387 |
256 |
0 |
| VCDI |
0 |
0 |
1 |
35 |
276 |
2363 |
9803 |
3933 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60377 |
14418 |
401 |
459 |
47 |
0 |
0 |
0 |
| OW |
0 |
855 |
215 |
670 |
129 |
0 |
0 |
0 |
| VODI |
0 |
344 |
100 |
592 |
447 |
37 |
0 |
0 |
| ODI |
0 |
161 |
81 |
388 |
561 |
211 |
8 |
0 |
| CDI |
0 |
74 |
63 |
294 |
961 |
1290 |
703 |
6 |
| VCDI |
0 |
12 |
21 |
190 |
549 |
2434 |
9391 |
3927 |
|
Date: 2025-02-19:
| 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 |
60329 |
14824 |
326 |
330 |
8 |
0 |
0 |
0 |
| OW |
16 |
922 |
313 |
673 |
70 |
0 |
0 |
0 |
| VODI |
0 |
160 |
137 |
880 |
350 |
9 |
0 |
0 |
| ODI |
0 |
26 |
38 |
425 |
865 |
156 |
3 |
0 |
| CDI |
0 |
12 |
10 |
181 |
906 |
1241 |
623 |
1 |
| VCDI |
0 |
8 |
4 |
144 |
393 |
2423 |
9885 |
3725 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60345 |
14360 |
349 |
433 |
35 |
0 |
0 |
0 |
| OW |
0 |
963 |
205 |
604 |
114 |
1 |
0 |
0 |
| VODI |
0 |
335 |
86 |
636 |
419 |
41 |
0 |
0 |
| ODI |
0 |
190 |
70 |
305 |
533 |
215 |
3 |
0 |
| CDI |
0 |
69 |
76 |
311 |
934 |
1185 |
595 |
0 |
| VCDI |
0 |
35 |
42 |
344 |
557 |
2387 |
9913 |
3726 |
|
Date: 2025-02-21:
| 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 |
61275 |
14040 |
252 |
226 |
10 |
0 |
0 |
0 |
| OW |
0 |
856 |
269 |
595 |
123 |
0 |
0 |
0 |
| VODI |
0 |
184 |
142 |
649 |
471 |
47 |
0 |
0 |
| ODI |
0 |
62 |
48 |
370 |
557 |
325 |
34 |
0 |
| CDI |
0 |
23 |
28 |
246 |
758 |
1006 |
801 |
0 |
| VCDI |
0 |
12 |
11 |
142 |
464 |
2574 |
10056 |
3760 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61268 |
13359 |
282 |
432 |
68 |
0 |
0 |
0 |
| OW |
7 |
1089 |
126 |
402 |
228 |
6 |
0 |
0 |
| VODI |
0 |
447 |
136 |
368 |
513 |
102 |
2 |
0 |
| ODI |
0 |
145 |
96 |
314 |
367 |
381 |
22 |
0 |
| CDI |
0 |
104 |
72 |
385 |
544 |
1060 |
932 |
0 |
| VCDI |
0 |
33 |
38 |
327 |
663 |
2403 |
9935 |
3760 |
|
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