Validation of sea ice concentration - European sector
Bulletin date: 2023-02-16
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-02-10:
| 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 |
73126 |
12467 |
102 |
450 |
71 |
0 |
0 |
0 |
| OW |
62 |
610 |
50 |
325 |
148 |
3 |
0 |
0 |
| VODI |
2 |
411 |
39 |
329 |
330 |
12 |
0 |
0 |
| ODI |
0 |
159 |
12 |
229 |
449 |
41 |
0 |
0 |
| CDI |
0 |
130 |
20 |
145 |
638 |
403 |
16 |
0 |
| VCDI |
0 |
514 |
42 |
479 |
1571 |
4749 |
6111 |
4855 |
|
...date precedes bulletin
|
Date: 2023-02-12:
| 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 |
71955 |
13438 |
121 |
498 |
130 |
3 |
0 |
0 |
| OW |
52 |
582 |
38 |
322 |
165 |
7 |
0 |
0 |
| VODI |
0 |
415 |
48 |
263 |
366 |
24 |
0 |
0 |
| ODI |
0 |
212 |
17 |
185 |
388 |
64 |
4 |
0 |
| CDI |
0 |
146 |
16 |
141 |
534 |
247 |
69 |
0 |
| VCDI |
0 |
625 |
61 |
591 |
1518 |
4021 |
6344 |
5490 |
|
...date precedes bulletin
|
Date: 2023-02-14:
| 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 |
71276 |
14133 |
120 |
491 |
169 |
2 |
0 |
0 |
| OW |
52 |
555 |
51 |
339 |
181 |
4 |
0 |
0 |
| VODI |
0 |
269 |
49 |
337 |
427 |
23 |
0 |
0 |
| ODI |
0 |
115 |
14 |
198 |
507 |
67 |
0 |
0 |
| CDI |
0 |
77 |
10 |
167 |
608 |
516 |
51 |
0 |
| VCDI |
0 |
173 |
26 |
311 |
1123 |
4126 |
6513 |
6020 |
|
...date precedes bulletin
|
Date: 2023-02-16:
| 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 |
71680 |
13390 |
125 |
519 |
189 |
1 |
0 |
0 |
| OW |
51 |
560 |
44 |
332 |
152 |
4 |
0 |
0 |
| VODI |
0 |
335 |
51 |
329 |
411 |
5 |
0 |
0 |
| ODI |
0 |
143 |
17 |
226 |
482 |
49 |
0 |
0 |
| CDI |
0 |
86 |
22 |
167 |
690 |
442 |
47 |
0 |
| VCDI |
0 |
208 |
28 |
428 |
1691 |
4132 |
6302 |
5762 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71680 |
13445 |
130 |
552 |
192 |
1 |
0 |
0 |
| OW |
51 |
536 |
38 |
291 |
156 |
3 |
0 |
0 |
| VODI |
0 |
311 |
54 |
334 |
403 |
6 |
0 |
0 |
| ODI |
0 |
127 |
20 |
239 |
480 |
40 |
0 |
0 |
| CDI |
0 |
89 |
16 |
139 |
717 |
467 |
33 |
0 |
| VCDI |
0 |
214 |
29 |
446 |
1667 |
4116 |
6316 |
5762 |
|
Date: 2023-02-18:
| 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 |
71728 |
13175 |
116 |
474 |
166 |
4 |
0 |
0 |
| OW |
52 |
582 |
38 |
347 |
122 |
8 |
0 |
0 |
| VODI |
0 |
343 |
53 |
380 |
340 |
17 |
0 |
0 |
| ODI |
0 |
154 |
29 |
269 |
464 |
46 |
0 |
0 |
| CDI |
0 |
78 |
22 |
219 |
534 |
391 |
4 |
0 |
| VCDI |
0 |
271 |
33 |
533 |
2000 |
4100 |
6536 |
5472 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71709 |
13162 |
118 |
525 |
198 |
5 |
0 |
0 |
| OW |
71 |
605 |
33 |
301 |
120 |
9 |
0 |
0 |
| VODI |
0 |
330 |
52 |
376 |
336 |
15 |
0 |
0 |
| ODI |
0 |
137 |
34 |
269 |
461 |
50 |
0 |
0 |
| CDI |
0 |
76 |
19 |
219 |
578 |
451 |
6 |
0 |
| VCDI |
0 |
293 |
35 |
532 |
1933 |
4036 |
6534 |
5472 |
|
Date: 2023-02-20:
| 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 |
70895 |
13698 |
131 |
443 |
183 |
10 |
0 |
0 |
| OW |
61 |
386 |
69 |
444 |
164 |
10 |
0 |
0 |
| VODI |
0 |
175 |
40 |
529 |
446 |
23 |
0 |
0 |
| ODI |
0 |
24 |
23 |
232 |
825 |
50 |
0 |
0 |
| CDI |
0 |
10 |
2 |
80 |
991 |
418 |
7 |
0 |
| VCDI |
0 |
25 |
8 |
144 |
942 |
4473 |
7040 |
6099 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70856 |
13440 |
139 |
526 |
262 |
16 |
0 |
0 |
| OW |
100 |
471 |
43 |
328 |
211 |
18 |
0 |
0 |
| VODI |
0 |
243 |
41 |
375 |
446 |
33 |
0 |
0 |
| ODI |
0 |
103 |
16 |
229 |
480 |
82 |
0 |
0 |
| CDI |
0 |
22 |
21 |
179 |
771 |
368 |
33 |
0 |
| VCDI |
0 |
39 |
13 |
235 |
1381 |
4467 |
7014 |
6099 |
|
Date: 2023-02-22:
| 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 |
70546 |
13988 |
156 |
440 |
102 |
14 |
0 |
0 |
| OW |
55 |
416 |
65 |
431 |
149 |
6 |
0 |
0 |
| VODI |
0 |
203 |
33 |
497 |
414 |
11 |
0 |
0 |
| ODI |
0 |
69 |
20 |
231 |
585 |
42 |
0 |
0 |
| CDI |
0 |
16 |
11 |
132 |
810 |
331 |
39 |
0 |
| VCDI |
0 |
9 |
4 |
114 |
1266 |
4815 |
7495 |
5585 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70487 |
13724 |
152 |
532 |
264 |
17 |
0 |
0 |
| OW |
95 |
476 |
47 |
342 |
169 |
16 |
0 |
0 |
| VODI |
19 |
258 |
45 |
393 |
379 |
57 |
0 |
0 |
| ODI |
0 |
114 |
17 |
220 |
473 |
183 |
0 |
0 |
| CDI |
0 |
86 |
16 |
166 |
717 |
531 |
83 |
0 |
| VCDI |
0 |
43 |
12 |
192 |
1324 |
4415 |
7451 |
5585 |
|
Date: 2023-02-24:
| 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 |
70829 |
13755 |
94 |
348 |
148 |
10 |
0 |
0 |
| OW |
52 |
554 |
60 |
282 |
159 |
2 |
0 |
0 |
| VODI |
0 |
323 |
57 |
395 |
292 |
6 |
0 |
0 |
| ODI |
0 |
106 |
31 |
366 |
354 |
51 |
0 |
0 |
| CDI |
0 |
45 |
16 |
247 |
614 |
299 |
48 |
0 |
| VCDI |
0 |
26 |
10 |
176 |
1940 |
4873 |
7875 |
4657 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70717 |
13282 |
78 |
368 |
287 |
11 |
0 |
0 |
| OW |
124 |
651 |
53 |
243 |
205 |
17 |
0 |
0 |
| VODI |
40 |
407 |
56 |
320 |
321 |
37 |
0 |
0 |
| ODI |
0 |
196 |
24 |
275 |
293 |
105 |
0 |
0 |
| CDI |
0 |
134 |
22 |
233 |
422 |
315 |
72 |
0 |
| VCDI |
0 |
139 |
35 |
375 |
1979 |
4756 |
7851 |
4657 |
|
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