Validation of sea ice concentration - European sector
Bulletin date: 2024-12-12
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-12-06:
| 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 |
75076 |
7536 |
163 |
296 |
156 |
0 |
0 |
0 |
| OW |
45 |
751 |
187 |
310 |
153 |
33 |
0 |
0 |
| VODI |
12 |
208 |
109 |
530 |
195 |
102 |
0 |
0 |
| ODI |
0 |
1 |
30 |
274 |
377 |
254 |
51 |
0 |
| CDI |
0 |
0 |
4 |
150 |
631 |
923 |
389 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
256 |
1984 |
6354 |
2860 |
|
...date precedes bulletin
|
Date: 2024-12-08:
| 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 |
74982 |
7545 |
158 |
213 |
70 |
0 |
0 |
0 |
| OW |
75 |
889 |
130 |
221 |
129 |
9 |
0 |
0 |
| VODI |
16 |
336 |
168 |
385 |
238 |
34 |
0 |
0 |
| ODI |
0 |
46 |
60 |
367 |
343 |
136 |
19 |
0 |
| CDI |
0 |
0 |
5 |
238 |
838 |
1115 |
248 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
183 |
1880 |
6032 |
3304 |
|
...date precedes bulletin
|
Date: 2024-12-10:
| 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 |
74669 |
7922 |
162 |
197 |
50 |
0 |
0 |
0 |
| OW |
49 |
790 |
282 |
364 |
148 |
13 |
0 |
0 |
| VODI |
7 |
94 |
79 |
562 |
308 |
88 |
4 |
0 |
| ODI |
0 |
3 |
9 |
191 |
422 |
325 |
39 |
0 |
| CDI |
0 |
0 |
0 |
62 |
593 |
836 |
152 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
159 |
1495 |
6178 |
4151 |
|
...date precedes bulletin
|
Date: 2024-12-12:
| 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 |
72811 |
9305 |
162 |
166 |
0 |
0 |
0 |
0 |
| OW |
10 |
699 |
255 |
596 |
136 |
0 |
0 |
0 |
| VODI |
0 |
97 |
71 |
480 |
436 |
75 |
0 |
0 |
| ODI |
0 |
25 |
10 |
169 |
397 |
289 |
0 |
0 |
| CDI |
0 |
15 |
17 |
110 |
602 |
965 |
314 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
193 |
1548 |
6935 |
3523 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72817 |
9380 |
206 |
193 |
4 |
0 |
0 |
0 |
| OW |
4 |
618 |
203 |
559 |
126 |
1 |
0 |
0 |
| VODI |
0 |
106 |
83 |
483 |
479 |
77 |
0 |
0 |
| ODI |
0 |
17 |
12 |
192 |
397 |
379 |
17 |
0 |
| CDI |
0 |
17 |
11 |
99 |
610 |
1046 |
531 |
0 |
| VCDI |
0 |
3 |
0 |
0 |
148 |
1374 |
6701 |
3523 |
|
Date: 2024-12-14:
| 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 |
72864 |
9054 |
125 |
55 |
0 |
0 |
0 |
0 |
| OW |
32 |
898 |
210 |
464 |
64 |
8 |
0 |
0 |
| VODI |
12 |
215 |
117 |
410 |
347 |
118 |
7 |
0 |
| ODI |
1 |
29 |
43 |
230 |
312 |
251 |
19 |
0 |
| CDI |
0 |
10 |
17 |
224 |
558 |
1332 |
364 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
211 |
1125 |
5395 |
5288 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72875 |
9156 |
171 |
128 |
5 |
0 |
0 |
0 |
| OW |
25 |
800 |
180 |
411 |
97 |
13 |
0 |
0 |
| VODI |
8 |
207 |
103 |
415 |
355 |
150 |
6 |
0 |
| ODI |
1 |
41 |
45 |
219 |
323 |
378 |
33 |
0 |
| CDI |
0 |
2 |
13 |
210 |
519 |
1291 |
772 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
193 |
1002 |
4974 |
5288 |
|
Date: 2024-12-16:
| 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 |
71556 |
10095 |
167 |
146 |
0 |
2 |
0 |
0 |
| OW |
1 |
833 |
306 |
450 |
68 |
7 |
0 |
0 |
| VODI |
4 |
44 |
83 |
742 |
316 |
34 |
0 |
0 |
| ODI |
1 |
1 |
21 |
164 |
554 |
172 |
0 |
0 |
| CDI |
0 |
0 |
0 |
123 |
502 |
1365 |
161 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
138 |
1279 |
6868 |
4202 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71554 |
9758 |
190 |
262 |
14 |
11 |
0 |
0 |
| OW |
3 |
792 |
184 |
426 |
128 |
34 |
0 |
0 |
| VODI |
4 |
336 |
100 |
455 |
368 |
218 |
3 |
0 |
| ODI |
1 |
87 |
69 |
199 |
343 |
381 |
27 |
0 |
| CDI |
0 |
0 |
34 |
263 |
469 |
997 |
745 |
0 |
| VCDI |
0 |
0 |
0 |
31 |
256 |
1218 |
6254 |
4202 |
|
Date: 2024-12-18:
| 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 |
70271 |
10498 |
277 |
166 |
6 |
8 |
0 |
0 |
| OW |
3 |
530 |
277 |
670 |
71 |
12 |
0 |
0 |
| VODI |
2 |
75 |
82 |
646 |
467 |
79 |
0 |
0 |
| ODI |
0 |
12 |
37 |
179 |
546 |
257 |
0 |
0 |
| CDI |
5 |
2 |
15 |
136 |
455 |
1665 |
663 |
0 |
| VCDI |
0 |
0 |
0 |
42 |
193 |
830 |
6280 |
4959 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70271 |
10209 |
334 |
277 |
24 |
13 |
0 |
0 |
| OW |
4 |
608 |
162 |
610 |
157 |
38 |
0 |
0 |
| VODI |
1 |
221 |
99 |
450 |
511 |
241 |
17 |
0 |
| ODI |
2 |
58 |
40 |
230 |
394 |
420 |
90 |
0 |
| CDI |
3 |
21 |
52 |
220 |
412 |
1040 |
869 |
0 |
| VCDI |
0 |
0 |
1 |
52 |
240 |
1099 |
5967 |
4959 |
|
Date: 2024-12-20:
| 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 |
69180 |
10663 |
256 |
205 |
3 |
4 |
0 |
0 |
| OW |
7 |
418 |
228 |
772 |
110 |
18 |
0 |
0 |
| VODI |
4 |
84 |
49 |
658 |
516 |
91 |
0 |
0 |
| ODI |
1 |
27 |
26 |
218 |
634 |
293 |
8 |
0 |
| CDI |
4 |
2 |
2 |
145 |
673 |
1908 |
1056 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
63 |
599 |
6198 |
5293 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69186 |
10592 |
330 |
509 |
21 |
0 |
0 |
0 |
| OW |
3 |
427 |
133 |
624 |
236 |
26 |
0 |
0 |
| VODI |
2 |
161 |
82 |
521 |
543 |
235 |
9 |
0 |
| ODI |
2 |
12 |
16 |
219 |
489 |
462 |
134 |
0 |
| CDI |
3 |
2 |
0 |
119 |
544 |
1227 |
1169 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
166 |
963 |
5950 |
5293 |
|
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