Validation of sea ice concentration - European sector
Bulletin date: 2024-02-29
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-02-23:
| 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 |
58597 |
13775 |
203 |
267 |
50 |
1 |
0 |
0 |
| OW |
45 |
1067 |
298 |
532 |
85 |
16 |
0 |
0 |
| VODI |
0 |
407 |
212 |
673 |
272 |
63 |
14 |
0 |
| ODI |
0 |
67 |
86 |
547 |
551 |
292 |
3 |
0 |
| CDI |
0 |
22 |
39 |
346 |
1184 |
1983 |
623 |
1 |
| VCDI |
0 |
0 |
6 |
176 |
885 |
3173 |
7290 |
6565 |
|
...date precedes bulletin
|
Date: 2024-02-25:
| 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 |
58799 |
13568 |
224 |
292 |
26 |
3 |
0 |
0 |
| OW |
0 |
1187 |
214 |
458 |
90 |
15 |
0 |
0 |
| VODI |
0 |
567 |
170 |
511 |
347 |
57 |
0 |
0 |
| ODI |
0 |
159 |
123 |
568 |
474 |
246 |
5 |
0 |
| CDI |
0 |
22 |
52 |
565 |
1205 |
1782 |
433 |
0 |
| VCDI |
0 |
15 |
8 |
215 |
945 |
3260 |
7310 |
6501 |
|
...date precedes bulletin
|
Date: 2024-02-27:
| 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 |
58353 |
14096 |
226 |
363 |
13 |
0 |
0 |
0 |
| OW |
18 |
997 |
314 |
687 |
210 |
0 |
0 |
0 |
| VODI |
0 |
162 |
74 |
792 |
526 |
48 |
0 |
0 |
| ODI |
0 |
33 |
25 |
374 |
818 |
281 |
1 |
0 |
| CDI |
0 |
36 |
8 |
229 |
1272 |
2337 |
742 |
13 |
| VCDI |
0 |
20 |
12 |
99 |
561 |
2444 |
7823 |
6409 |
|
...date precedes bulletin
|
Date: 2024-02-29:
| 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 |
59023 |
13565 |
214 |
281 |
23 |
4 |
0 |
0 |
| OW |
2 |
1200 |
204 |
541 |
140 |
17 |
0 |
0 |
| VODI |
0 |
330 |
181 |
672 |
337 |
73 |
0 |
0 |
| ODI |
0 |
80 |
73 |
584 |
659 |
180 |
0 |
0 |
| CDI |
0 |
56 |
40 |
444 |
1573 |
1351 |
603 |
0 |
| VCDI |
0 |
42 |
14 |
191 |
934 |
3308 |
6483 |
6994 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
59023 |
13654 |
216 |
272 |
28 |
4 |
0 |
0 |
| OW |
2 |
1116 |
196 |
565 |
132 |
17 |
0 |
0 |
| VODI |
0 |
324 |
180 |
671 |
368 |
95 |
0 |
0 |
| ODI |
0 |
78 |
75 |
551 |
641 |
175 |
0 |
0 |
| CDI |
0 |
59 |
46 |
454 |
1575 |
1311 |
601 |
2 |
| VCDI |
0 |
42 |
13 |
200 |
922 |
3331 |
6485 |
6992 |
|
Date: 2024-03-02:
| 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 |
59257 |
13326 |
201 |
254 |
15 |
0 |
0 |
0 |
| OW |
0 |
1206 |
221 |
435 |
141 |
1 |
0 |
0 |
| VODI |
0 |
357 |
227 |
702 |
302 |
60 |
0 |
0 |
| ODI |
0 |
106 |
82 |
598 |
752 |
112 |
0 |
0 |
| CDI |
0 |
72 |
64 |
483 |
1556 |
1505 |
238 |
0 |
| VCDI |
0 |
22 |
13 |
170 |
763 |
3499 |
9279 |
4397 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
59257 |
13411 |
216 |
253 |
20 |
0 |
0 |
0 |
| OW |
0 |
1130 |
226 |
463 |
133 |
0 |
0 |
0 |
| VODI |
0 |
336 |
212 |
699 |
324 |
73 |
0 |
0 |
| ODI |
0 |
115 |
64 |
562 |
772 |
93 |
1 |
0 |
| CDI |
0 |
66 |
74 |
467 |
1497 |
1396 |
228 |
0 |
| VCDI |
0 |
31 |
16 |
198 |
783 |
3615 |
9288 |
4397 |
|
Date: 2024-03-04:
| 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 |
58146 |
14374 |
215 |
286 |
40 |
0 |
0 |
0 |
| OW |
17 |
1014 |
356 |
490 |
76 |
0 |
0 |
0 |
| VODI |
7 |
120 |
139 |
1156 |
261 |
9 |
0 |
0 |
| ODI |
0 |
36 |
45 |
513 |
1186 |
99 |
0 |
0 |
| CDI |
0 |
7 |
4 |
325 |
1709 |
2643 |
239 |
0 |
| VCDI |
0 |
0 |
0 |
12 |
237 |
3044 |
8512 |
5099 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58170 |
14002 |
262 |
327 |
13 |
0 |
0 |
0 |
| OW |
0 |
870 |
224 |
624 |
199 |
0 |
0 |
0 |
| VODI |
0 |
424 |
107 |
685 |
412 |
83 |
0 |
0 |
| ODI |
0 |
166 |
62 |
439 |
715 |
85 |
0 |
0 |
| CDI |
0 |
86 |
96 |
539 |
1479 |
1786 |
532 |
0 |
| VCDI |
0 |
3 |
8 |
168 |
691 |
3841 |
8219 |
5099 |
|
Date: 2024-03-06:
| 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 |
58343 |
14154 |
177 |
278 |
25 |
0 |
0 |
0 |
| OW |
36 |
1013 |
329 |
562 |
78 |
0 |
0 |
0 |
| VODI |
1 |
208 |
196 |
869 |
369 |
9 |
0 |
0 |
| ODI |
0 |
51 |
51 |
541 |
890 |
172 |
3 |
0 |
| CDI |
0 |
14 |
30 |
379 |
1545 |
2598 |
673 |
21 |
| VCDI |
0 |
0 |
0 |
22 |
275 |
2845 |
7942 |
5717 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58380 |
13638 |
246 |
381 |
46 |
0 |
0 |
0 |
| OW |
0 |
894 |
210 |
546 |
164 |
0 |
0 |
0 |
| VODI |
0 |
520 |
133 |
605 |
400 |
38 |
0 |
0 |
| ODI |
0 |
222 |
85 |
381 |
586 |
170 |
0 |
0 |
| CDI |
0 |
161 |
94 |
592 |
1416 |
1986 |
698 |
10 |
| VCDI |
0 |
5 |
15 |
146 |
570 |
3430 |
7920 |
5728 |
|
Date: 2024-03-08:
| 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 |
58694 |
13718 |
186 |
146 |
15 |
0 |
0 |
0 |
| OW |
0 |
1005 |
339 |
528 |
98 |
0 |
0 |
0 |
| VODI |
0 |
281 |
196 |
890 |
386 |
20 |
0 |
0 |
| ODI |
0 |
67 |
71 |
552 |
841 |
189 |
3 |
0 |
| CDI |
0 |
46 |
37 |
299 |
1424 |
2533 |
1049 |
0 |
| VCDI |
0 |
0 |
3 |
55 |
367 |
2787 |
7867 |
5724 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58694 |
13186 |
215 |
327 |
83 |
0 |
0 |
0 |
| OW |
0 |
975 |
252 |
445 |
147 |
1 |
0 |
0 |
| VODI |
0 |
540 |
157 |
656 |
386 |
34 |
0 |
0 |
| ODI |
0 |
249 |
90 |
402 |
587 |
215 |
3 |
0 |
| CDI |
0 |
153 |
96 |
505 |
1315 |
2093 |
607 |
0 |
| VCDI |
0 |
14 |
22 |
135 |
613 |
3186 |
8309 |
5724 |
|
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