Validation of sea ice concentration - European sector
Bulletin date: 2024-12-05
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-11-29:
| 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 |
76451 |
7745 |
235 |
281 |
4 |
0 |
0 |
0 |
| OW |
51 |
584 |
176 |
518 |
117 |
3 |
0 |
0 |
| VODI |
0 |
85 |
72 |
500 |
579 |
53 |
0 |
0 |
| ODI |
0 |
4 |
7 |
208 |
415 |
353 |
14 |
0 |
| CDI |
0 |
0 |
0 |
62 |
553 |
1326 |
229 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
104 |
1032 |
6817 |
1838 |
|
...date precedes bulletin
|
Date: 2024-12-01:
| 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 |
75972 |
7457 |
197 |
370 |
24 |
0 |
0 |
0 |
| OW |
82 |
742 |
205 |
266 |
164 |
6 |
0 |
0 |
| VODI |
3 |
186 |
153 |
489 |
394 |
63 |
0 |
0 |
| ODI |
0 |
25 |
17 |
341 |
401 |
298 |
0 |
0 |
| CDI |
0 |
6 |
2 |
120 |
744 |
1165 |
16 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
164 |
2252 |
5795 |
2297 |
|
...date precedes bulletin
|
Date: 2024-12-03:
| 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 |
75765 |
7356 |
202 |
275 |
59 |
0 |
0 |
0 |
| OW |
63 |
784 |
216 |
270 |
103 |
0 |
0 |
0 |
| VODI |
4 |
77 |
156 |
567 |
306 |
3 |
0 |
0 |
| ODI |
0 |
1 |
6 |
303 |
638 |
163 |
0 |
0 |
| CDI |
0 |
0 |
0 |
110 |
759 |
1978 |
231 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
1526 |
5296 |
3180 |
|
...date precedes bulletin
|
Date: 2024-12-05:
| 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 |
75308 |
7397 |
183 |
282 |
96 |
0 |
0 |
0 |
| OW |
69 |
829 |
207 |
273 |
168 |
0 |
0 |
0 |
| VODI |
12 |
179 |
158 |
524 |
257 |
16 |
0 |
0 |
| ODI |
0 |
0 |
30 |
309 |
470 |
213 |
0 |
0 |
| CDI |
0 |
0 |
1 |
175 |
691 |
1215 |
212 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
221 |
1787 |
5518 |
3614 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75344 |
7528 |
208 |
295 |
122 |
0 |
0 |
0 |
| OW |
37 |
703 |
200 |
311 |
192 |
0 |
0 |
0 |
| VODI |
8 |
174 |
146 |
502 |
300 |
32 |
0 |
0 |
| ODI |
0 |
0 |
25 |
313 |
456 |
446 |
1 |
0 |
| CDI |
0 |
0 |
0 |
141 |
642 |
1186 |
277 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
191 |
1567 |
5452 |
3614 |
|
Date: 2024-12-07:
| 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 |
75099 |
7400 |
170 |
321 |
122 |
0 |
0 |
0 |
| OW |
45 |
830 |
141 |
275 |
156 |
7 |
0 |
0 |
| VODI |
15 |
236 |
159 |
480 |
250 |
64 |
0 |
0 |
| ODI |
0 |
26 |
31 |
289 |
354 |
238 |
24 |
0 |
| CDI |
0 |
0 |
10 |
224 |
677 |
1019 |
328 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
257 |
1876 |
6323 |
2968 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75130 |
7609 |
200 |
339 |
154 |
0 |
0 |
0 |
| OW |
18 |
634 |
130 |
323 |
187 |
14 |
0 |
0 |
| VODI |
11 |
223 |
146 |
429 |
259 |
120 |
3 |
0 |
| ODI |
0 |
26 |
31 |
304 |
339 |
478 |
64 |
0 |
| CDI |
0 |
0 |
4 |
193 |
658 |
1079 |
409 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
219 |
1513 |
6199 |
2968 |
|
Date: 2024-12-09:
| 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 |
75021 |
7910 |
146 |
179 |
38 |
0 |
0 |
0 |
| OW |
68 |
813 |
273 |
276 |
104 |
9 |
0 |
0 |
| VODI |
4 |
63 |
76 |
568 |
288 |
41 |
0 |
0 |
| ODI |
0 |
0 |
5 |
245 |
581 |
160 |
11 |
0 |
| CDI |
0 |
0 |
0 |
68 |
660 |
1312 |
113 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
96 |
1682 |
5962 |
3638 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75051 |
7518 |
189 |
312 |
120 |
27 |
0 |
0 |
| OW |
36 |
793 |
73 |
203 |
150 |
66 |
0 |
0 |
| VODI |
6 |
401 |
139 |
206 |
304 |
113 |
9 |
0 |
| ODI |
0 |
74 |
98 |
338 |
302 |
330 |
108 |
0 |
| CDI |
0 |
0 |
1 |
271 |
723 |
1064 |
292 |
0 |
| VCDI |
0 |
0 |
0 |
12 |
168 |
1604 |
5677 |
3638 |
|
Date: 2024-12-11:
| 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 |
73598 |
8645 |
135 |
230 |
36 |
0 |
0 |
0 |
| OW |
19 |
705 |
260 |
483 |
209 |
10 |
0 |
0 |
| VODI |
0 |
113 |
66 |
520 |
401 |
107 |
0 |
0 |
| ODI |
0 |
23 |
11 |
141 |
471 |
341 |
12 |
0 |
| CDI |
0 |
0 |
2 |
57 |
602 |
946 |
193 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
139 |
1746 |
7432 |
2762 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73612 |
8229 |
175 |
442 |
213 |
34 |
0 |
0 |
| OW |
4 |
732 |
107 |
252 |
264 |
107 |
0 |
0 |
| VODI |
1 |
402 |
77 |
252 |
263 |
236 |
24 |
0 |
| ODI |
0 |
103 |
97 |
227 |
273 |
368 |
89 |
0 |
| CDI |
0 |
20 |
18 |
259 |
714 |
803 |
403 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
131 |
1602 |
7121 |
2762 |
|
Date: 2024-12-13:
| 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 |
72864 |
9256 |
145 |
87 |
0 |
0 |
0 |
0 |
| OW |
15 |
775 |
244 |
517 |
80 |
5 |
0 |
0 |
| VODI |
0 |
126 |
114 |
456 |
380 |
72 |
2 |
0 |
| ODI |
0 |
26 |
22 |
218 |
342 |
242 |
24 |
0 |
| CDI |
0 |
12 |
21 |
162 |
526 |
1110 |
154 |
0 |
| VCDI |
0 |
0 |
0 |
60 |
274 |
1405 |
6837 |
3843 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72872 |
8807 |
204 |
370 |
110 |
34 |
6 |
0 |
| OW |
7 |
703 |
119 |
307 |
229 |
129 |
13 |
0 |
| VODI |
0 |
426 |
80 |
274 |
251 |
213 |
10 |
0 |
| ODI |
0 |
212 |
46 |
186 |
228 |
299 |
45 |
0 |
| CDI |
0 |
47 |
95 |
306 |
545 |
813 |
529 |
1 |
| VCDI |
0 |
0 |
2 |
57 |
239 |
1346 |
6414 |
3842 |
|
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