Validation of sea ice concentration - European sector
Bulletin date: 2020-12-03
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-11-27:
| 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 |
83468 |
10834 |
82 |
340 |
189 |
84 |
52 |
0 |
| OW |
33 |
442 |
24 |
198 |
160 |
35 |
18 |
0 |
| VODI |
4 |
178 |
35 |
221 |
239 |
121 |
24 |
0 |
| ODI |
0 |
35 |
8 |
138 |
368 |
148 |
32 |
0 |
| CDI |
0 |
18 |
5 |
82 |
306 |
254 |
27 |
0 |
| VCDI |
0 |
2 |
5 |
50 |
317 |
3493 |
4492 |
2539 |
|
...date precedes bulletin
|
Date: 2020-11-29:
| 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 |
82952 |
10814 |
77 |
321 |
224 |
142 |
21 |
0 |
| OW |
36 |
544 |
23 |
209 |
147 |
28 |
8 |
0 |
| VODI |
2 |
291 |
43 |
187 |
249 |
79 |
9 |
0 |
| ODI |
0 |
76 |
17 |
198 |
173 |
154 |
46 |
0 |
| CDI |
0 |
26 |
7 |
158 |
340 |
262 |
30 |
0 |
| VCDI |
0 |
13 |
6 |
91 |
467 |
3629 |
5762 |
1239 |
|
...date precedes bulletin
|
Date: 2020-12-01:
| 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 |
81703 |
11601 |
122 |
653 |
207 |
83 |
2 |
0 |
| OW |
31 |
188 |
24 |
273 |
203 |
19 |
5 |
0 |
| VODI |
0 |
88 |
32 |
269 |
296 |
30 |
7 |
0 |
| ODI |
0 |
20 |
10 |
159 |
306 |
123 |
9 |
0 |
| CDI |
0 |
7 |
3 |
63 |
371 |
366 |
32 |
0 |
| VCDI |
0 |
0 |
0 |
24 |
340 |
3192 |
6375 |
1864 |
|
...date precedes bulletin
|
Date: 2020-12-03:
| 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 |
82832 |
10194 |
111 |
526 |
424 |
96 |
17 |
0 |
| OW |
36 |
275 |
20 |
171 |
272 |
33 |
11 |
0 |
| VODI |
0 |
144 |
25 |
213 |
300 |
45 |
19 |
0 |
| ODI |
0 |
56 |
14 |
168 |
163 |
128 |
32 |
0 |
| CDI |
0 |
17 |
12 |
152 |
160 |
302 |
32 |
0 |
| VCDI |
0 |
0 |
5 |
124 |
727 |
3039 |
5790 |
2415 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82832 |
10205 |
111 |
531 |
435 |
103 |
24 |
0 |
| OW |
36 |
266 |
23 |
165 |
231 |
38 |
8 |
0 |
| VODI |
0 |
141 |
22 |
232 |
308 |
37 |
18 |
0 |
| ODI |
0 |
59 |
11 |
171 |
180 |
151 |
35 |
0 |
| CDI |
0 |
15 |
19 |
127 |
151 |
271 |
26 |
0 |
| VCDI |
0 |
0 |
1 |
128 |
741 |
3043 |
5790 |
2415 |
|
Date: 2020-12-05:
| 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 |
81474 |
11098 |
114 |
564 |
491 |
157 |
0 |
0 |
| OW |
35 |
332 |
23 |
163 |
211 |
60 |
0 |
0 |
| VODI |
0 |
196 |
29 |
191 |
245 |
133 |
0 |
0 |
| ODI |
0 |
54 |
16 |
175 |
184 |
132 |
7 |
0 |
| CDI |
0 |
18 |
10 |
125 |
254 |
216 |
1 |
0 |
| VCDI |
0 |
0 |
2 |
61 |
562 |
2463 |
6581 |
2723 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81474 |
11099 |
116 |
597 |
502 |
161 |
0 |
0 |
| OW |
35 |
320 |
21 |
147 |
217 |
63 |
0 |
0 |
| VODI |
0 |
196 |
27 |
178 |
237 |
134 |
0 |
0 |
| ODI |
0 |
64 |
17 |
154 |
187 |
147 |
8 |
0 |
| CDI |
0 |
19 |
11 |
131 |
227 |
196 |
0 |
0 |
| VCDI |
0 |
0 |
2 |
72 |
577 |
2460 |
6581 |
2723 |
|
Date: 2020-12-07:
| 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 |
80662 |
11598 |
110 |
470 |
366 |
155 |
0 |
0 |
| OW |
38 |
222 |
49 |
293 |
179 |
77 |
0 |
0 |
| VODI |
0 |
59 |
25 |
339 |
330 |
97 |
4 |
0 |
| ODI |
0 |
7 |
10 |
141 |
499 |
133 |
5 |
0 |
| CDI |
0 |
0 |
1 |
78 |
396 |
428 |
33 |
0 |
| VCDI |
0 |
0 |
0 |
14 |
268 |
2807 |
5938 |
3269 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80659 |
11295 |
113 |
589 |
584 |
264 |
0 |
0 |
| OW |
41 |
311 |
22 |
132 |
206 |
107 |
12 |
0 |
| VODI |
0 |
196 |
26 |
172 |
261 |
154 |
23 |
0 |
| ODI |
0 |
72 |
26 |
174 |
202 |
161 |
20 |
0 |
| CDI |
0 |
12 |
8 |
191 |
287 |
221 |
26 |
0 |
| VCDI |
0 |
0 |
0 |
77 |
498 |
2790 |
5899 |
3269 |
|
Date: 2020-12-09:
| 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 |
79868 |
12050 |
127 |
422 |
328 |
132 |
0 |
0 |
| OW |
50 |
260 |
68 |
297 |
135 |
76 |
0 |
0 |
| VODI |
0 |
83 |
35 |
363 |
343 |
107 |
4 |
0 |
| ODI |
0 |
11 |
7 |
182 |
441 |
113 |
13 |
0 |
| CDI |
0 |
2 |
2 |
105 |
501 |
350 |
80 |
0 |
| VCDI |
0 |
0 |
0 |
14 |
345 |
1842 |
5505 |
4839 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79880 |
11746 |
142 |
574 |
499 |
225 |
0 |
0 |
| OW |
38 |
345 |
21 |
120 |
166 |
144 |
9 |
0 |
| VODI |
0 |
213 |
37 |
204 |
231 |
162 |
30 |
0 |
| ODI |
0 |
79 |
24 |
176 |
239 |
125 |
58 |
0 |
| CDI |
0 |
21 |
13 |
227 |
400 |
136 |
56 |
0 |
| VCDI |
0 |
2 |
2 |
82 |
558 |
1828 |
5449 |
4839 |
|
Date: 2020-12-11:
| 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 |
80458 |
11085 |
118 |
486 |
296 |
88 |
0 |
0 |
| OW |
50 |
377 |
47 |
289 |
197 |
38 |
0 |
0 |
| VODI |
0 |
129 |
24 |
442 |
274 |
104 |
0 |
0 |
| ODI |
0 |
33 |
14 |
172 |
451 |
127 |
6 |
0 |
| CDI |
0 |
10 |
5 |
120 |
530 |
256 |
34 |
0 |
| VCDI |
0 |
0 |
0 |
29 |
472 |
1901 |
5526 |
4912 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80456 |
10870 |
122 |
653 |
458 |
167 |
0 |
0 |
| OW |
52 |
345 |
26 |
221 |
167 |
86 |
11 |
0 |
| VODI |
0 |
238 |
25 |
207 |
232 |
161 |
19 |
0 |
| ODI |
0 |
100 |
16 |
146 |
277 |
114 |
53 |
0 |
| CDI |
0 |
54 |
11 |
150 |
339 |
160 |
35 |
0 |
| VCDI |
0 |
27 |
8 |
161 |
747 |
1826 |
5448 |
4912 |
|
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