Validation of sea ice concentration - European sector
Bulletin date: 2020-12-17
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2020-12-13:
| 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 |
79668 |
10989 |
144 |
756 |
358 |
53 |
3 |
0 |
| OW |
54 |
478 |
40 |
292 |
251 |
55 |
9 |
0 |
| VODI |
0 |
163 |
34 |
347 |
285 |
97 |
11 |
0 |
| ODI |
0 |
29 |
17 |
202 |
420 |
152 |
13 |
0 |
| CDI |
0 |
0 |
5 |
116 |
692 |
413 |
45 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
336 |
1800 |
5366 |
5398 |
|
...date precedes bulletin
|
Date: 2020-12-15:
| 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 |
78956 |
11681 |
107 |
560 |
266 |
30 |
0 |
0 |
| OW |
61 |
425 |
39 |
212 |
188 |
30 |
6 |
0 |
| VODI |
0 |
196 |
50 |
349 |
293 |
100 |
6 |
0 |
| ODI |
0 |
35 |
23 |
274 |
391 |
222 |
5 |
0 |
| CDI |
0 |
1 |
2 |
122 |
663 |
438 |
22 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
378 |
1806 |
6015 |
5147 |
|
...date precedes bulletin
|
Date: 2020-12-17:
| 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 |
78369 |
11585 |
107 |
463 |
449 |
46 |
0 |
0 |
| OW |
61 |
447 |
35 |
168 |
310 |
103 |
1 |
0 |
| VODI |
0 |
237 |
30 |
266 |
210 |
140 |
16 |
0 |
| ODI |
0 |
70 |
23 |
213 |
278 |
218 |
22 |
0 |
| CDI |
0 |
8 |
12 |
149 |
415 |
381 |
39 |
0 |
| VCDI |
0 |
0 |
0 |
38 |
562 |
1899 |
5947 |
5783 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78369 |
11584 |
111 |
484 |
533 |
90 |
0 |
0 |
| OW |
61 |
451 |
29 |
142 |
254 |
83 |
0 |
0 |
| VODI |
0 |
240 |
34 |
280 |
181 |
142 |
19 |
0 |
| ODI |
0 |
64 |
21 |
205 |
299 |
238 |
26 |
0 |
| CDI |
0 |
8 |
12 |
147 |
400 |
410 |
38 |
0 |
| VCDI |
0 |
0 |
0 |
39 |
557 |
1824 |
5942 |
5783 |
|
Date: 2020-12-19:
| 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 |
78741 |
10860 |
101 |
458 |
293 |
56 |
0 |
0 |
| OW |
84 |
482 |
34 |
126 |
289 |
101 |
0 |
0 |
| VODI |
0 |
284 |
37 |
233 |
290 |
130 |
9 |
0 |
| ODI |
0 |
88 |
23 |
203 |
264 |
152 |
16 |
0 |
| CDI |
0 |
12 |
12 |
146 |
392 |
311 |
26 |
0 |
| VCDI |
0 |
0 |
0 |
68 |
581 |
2240 |
6420 |
5538 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78750 |
10839 |
100 |
479 |
359 |
70 |
0 |
0 |
| OW |
75 |
473 |
33 |
118 |
224 |
106 |
0 |
0 |
| VODI |
0 |
291 |
41 |
236 |
303 |
130 |
5 |
0 |
| ODI |
0 |
111 |
18 |
196 |
245 |
155 |
26 |
0 |
| CDI |
0 |
12 |
14 |
131 |
405 |
348 |
28 |
0 |
| VCDI |
0 |
0 |
1 |
74 |
573 |
2181 |
6412 |
5538 |
|
Date: 2020-12-21:
| 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 |
77568 |
12353 |
101 |
478 |
170 |
27 |
5 |
0 |
| OW |
66 |
344 |
58 |
226 |
170 |
25 |
3 |
0 |
| VODI |
0 |
140 |
36 |
276 |
279 |
83 |
3 |
0 |
| ODI |
0 |
15 |
5 |
228 |
375 |
284 |
5 |
0 |
| CDI |
0 |
0 |
0 |
83 |
475 |
484 |
36 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
376 |
2400 |
6979 |
4936 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77554 |
11852 |
97 |
495 |
295 |
76 |
11 |
0 |
| OW |
80 |
508 |
28 |
128 |
157 |
70 |
0 |
0 |
| VODI |
0 |
325 |
43 |
223 |
195 |
220 |
21 |
0 |
| ODI |
0 |
128 |
22 |
184 |
221 |
195 |
31 |
0 |
| CDI |
0 |
39 |
9 |
186 |
364 |
321 |
46 |
0 |
| VCDI |
0 |
0 |
1 |
83 |
613 |
2421 |
6922 |
4936 |
|
Date: 2020-12-23:
| 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 |
77334 |
12262 |
90 |
345 |
163 |
24 |
4 |
0 |
| OW |
68 |
526 |
44 |
219 |
113 |
8 |
7 |
0 |
| VODI |
0 |
277 |
40 |
322 |
251 |
32 |
8 |
0 |
| ODI |
0 |
111 |
34 |
188 |
459 |
94 |
11 |
0 |
| CDI |
0 |
23 |
19 |
187 |
606 |
302 |
6 |
0 |
| VCDI |
0 |
0 |
1 |
125 |
686 |
3198 |
5785 |
5128 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77288 |
11898 |
104 |
474 |
271 |
38 |
17 |
0 |
| OW |
109 |
494 |
25 |
165 |
190 |
26 |
7 |
0 |
| VODI |
5 |
419 |
26 |
214 |
331 |
65 |
8 |
0 |
| ODI |
0 |
214 |
28 |
152 |
302 |
131 |
0 |
0 |
| CDI |
0 |
149 |
25 |
176 |
475 |
334 |
5 |
0 |
| VCDI |
0 |
25 |
20 |
205 |
709 |
3064 |
5784 |
5128 |
|
Date: 2020-12-25:
| 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 |
77262 |
12365 |
100 |
299 |
109 |
26 |
8 |
0 |
| OW |
65 |
654 |
45 |
241 |
63 |
12 |
8 |
0 |
| VODI |
0 |
405 |
43 |
382 |
155 |
19 |
9 |
0 |
| ODI |
0 |
146 |
33 |
295 |
292 |
68 |
8 |
0 |
| CDI |
0 |
72 |
14 |
218 |
497 |
180 |
5 |
0 |
| VCDI |
0 |
63 |
14 |
212 |
1290 |
3970 |
6528 |
2925 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77262 |
12041 |
126 |
498 |
169 |
38 |
21 |
0 |
| OW |
65 |
529 |
28 |
260 |
136 |
20 |
12 |
0 |
| VODI |
0 |
420 |
26 |
273 |
250 |
67 |
0 |
0 |
| ODI |
0 |
239 |
15 |
148 |
291 |
90 |
0 |
0 |
| CDI |
0 |
227 |
13 |
145 |
359 |
243 |
13 |
0 |
| VCDI |
0 |
249 |
41 |
323 |
1201 |
3817 |
6520 |
2925 |
|
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