Validation of sea ice concentration - European sector
Bulletin date: 2022-12-29
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-12-23:
| 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 |
79390 |
10244 |
88 |
405 |
227 |
302 |
0 |
0 |
| OW |
63 |
425 |
62 |
307 |
112 |
48 |
1 |
0 |
| VODI |
0 |
163 |
26 |
312 |
277 |
28 |
5 |
0 |
| ODI |
0 |
42 |
6 |
154 |
368 |
51 |
7 |
0 |
| CDI |
0 |
31 |
3 |
51 |
452 |
150 |
11 |
0 |
| VCDI |
0 |
15 |
8 |
79 |
761 |
4428 |
5317 |
4681 |
|
...date precedes bulletin
|
Date: 2022-12-25:
| 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 |
78695 |
10662 |
81 |
329 |
261 |
351 |
0 |
0 |
| OW |
68 |
468 |
41 |
248 |
144 |
51 |
1 |
0 |
| VODI |
0 |
192 |
48 |
309 |
250 |
53 |
7 |
0 |
| ODI |
0 |
48 |
4 |
174 |
233 |
110 |
4 |
0 |
| CDI |
0 |
37 |
2 |
82 |
349 |
241 |
10 |
0 |
| VCDI |
0 |
9 |
10 |
71 |
605 |
3410 |
6120 |
5322 |
|
...date precedes bulletin
|
Date: 2022-12-27:
| 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 |
78098 |
11437 |
80 |
334 |
187 |
288 |
0 |
0 |
| OW |
69 |
497 |
42 |
201 |
90 |
65 |
0 |
0 |
| VODI |
0 |
173 |
33 |
304 |
212 |
45 |
0 |
0 |
| ODI |
0 |
64 |
5 |
154 |
323 |
65 |
0 |
0 |
| CDI |
0 |
35 |
5 |
61 |
362 |
230 |
7 |
0 |
| VCDI |
0 |
14 |
8 |
106 |
622 |
3704 |
5964 |
5216 |
|
...date precedes bulletin
|
Date: 2022-12-29:
| 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 |
78570 |
10386 |
88 |
402 |
240 |
348 |
0 |
0 |
| OW |
78 |
699 |
41 |
148 |
72 |
91 |
0 |
0 |
| VODI |
0 |
400 |
40 |
259 |
132 |
67 |
0 |
0 |
| ODI |
0 |
117 |
14 |
231 |
259 |
55 |
0 |
0 |
| CDI |
0 |
57 |
13 |
159 |
392 |
172 |
2 |
0 |
| VCDI |
0 |
50 |
11 |
161 |
1176 |
3589 |
6412 |
4169 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78566 |
10550 |
89 |
405 |
255 |
361 |
0 |
0 |
| OW |
80 |
579 |
42 |
152 |
63 |
98 |
0 |
0 |
| VODI |
2 |
339 |
35 |
275 |
132 |
56 |
0 |
0 |
| ODI |
0 |
116 |
14 |
179 |
269 |
58 |
0 |
0 |
| CDI |
0 |
69 |
14 |
168 |
363 |
174 |
4 |
0 |
| VCDI |
0 |
56 |
13 |
181 |
1189 |
3575 |
6410 |
4169 |
|
Date: 2022-12-31:
| 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 |
78189 |
10630 |
80 |
349 |
198 |
281 |
0 |
0 |
| OW |
97 |
806 |
30 |
144 |
65 |
82 |
0 |
0 |
| VODI |
2 |
517 |
46 |
210 |
123 |
76 |
0 |
0 |
| ODI |
0 |
240 |
18 |
199 |
166 |
43 |
3 |
0 |
| CDI |
0 |
97 |
13 |
210 |
310 |
88 |
12 |
0 |
| VCDI |
0 |
71 |
13 |
278 |
1444 |
3031 |
5868 |
5071 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78183 |
10791 |
83 |
369 |
204 |
312 |
0 |
0 |
| OW |
102 |
683 |
27 |
136 |
60 |
69 |
0 |
0 |
| VODI |
3 |
442 |
44 |
217 |
125 |
68 |
0 |
0 |
| ODI |
0 |
244 |
20 |
173 |
179 |
39 |
4 |
0 |
| CDI |
0 |
95 |
10 |
201 |
286 |
92 |
10 |
0 |
| VCDI |
0 |
106 |
16 |
294 |
1452 |
3021 |
5869 |
5071 |
|
Date: 2023-01-02:
| 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 |
78468 |
10524 |
91 |
353 |
190 |
107 |
0 |
0 |
| OW |
113 |
624 |
47 |
176 |
105 |
56 |
39 |
0 |
| VODI |
0 |
450 |
19 |
218 |
174 |
96 |
22 |
0 |
| ODI |
0 |
299 |
13 |
134 |
214 |
111 |
7 |
0 |
| CDI |
0 |
201 |
28 |
160 |
390 |
164 |
21 |
0 |
| VCDI |
0 |
179 |
19 |
300 |
1178 |
2399 |
6178 |
5233 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78463 |
9989 |
89 |
370 |
237 |
234 |
63 |
0 |
| OW |
110 |
672 |
36 |
116 |
97 |
94 |
1 |
0 |
| VODI |
8 |
743 |
29 |
174 |
145 |
86 |
8 |
0 |
| ODI |
0 |
325 |
15 |
158 |
148 |
64 |
12 |
0 |
| CDI |
0 |
312 |
17 |
139 |
294 |
140 |
16 |
0 |
| VCDI |
0 |
236 |
31 |
384 |
1330 |
2315 |
6167 |
5233 |
|
Date: 2023-01-04:
| 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 |
77133 |
11431 |
90 |
389 |
175 |
143 |
0 |
0 |
| OW |
88 |
717 |
36 |
197 |
116 |
34 |
13 |
0 |
| VODI |
0 |
493 |
29 |
272 |
196 |
59 |
49 |
0 |
| ODI |
0 |
280 |
11 |
228 |
201 |
104 |
21 |
0 |
| CDI |
0 |
176 |
17 |
269 |
361 |
190 |
31 |
0 |
| VCDI |
0 |
166 |
22 |
327 |
1098 |
2315 |
6168 |
5455 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77104 |
10876 |
74 |
377 |
234 |
254 |
81 |
0 |
| OW |
117 |
742 |
33 |
135 |
83 |
65 |
42 |
0 |
| VODI |
0 |
698 |
37 |
401 |
143 |
66 |
21 |
0 |
| ODI |
0 |
278 |
16 |
240 |
186 |
58 |
28 |
0 |
| CDI |
0 |
345 |
18 |
160 |
315 |
102 |
30 |
0 |
| VCDI |
0 |
324 |
27 |
369 |
1186 |
2300 |
6080 |
5455 |
|
Date: 2023-01-06:
| 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 |
77084 |
11146 |
88 |
395 |
178 |
109 |
17 |
0 |
| OW |
84 |
699 |
57 |
267 |
119 |
15 |
15 |
0 |
| VODI |
0 |
445 |
37 |
322 |
274 |
43 |
59 |
0 |
| ODI |
0 |
232 |
24 |
211 |
261 |
84 |
44 |
0 |
| CDI |
0 |
182 |
14 |
254 |
514 |
183 |
38 |
1 |
| VCDI |
0 |
181 |
20 |
283 |
1022 |
2928 |
6096 |
5075 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77048 |
10567 |
70 |
356 |
250 |
172 |
116 |
0 |
| OW |
93 |
724 |
41 |
211 |
75 |
74 |
58 |
0 |
| VODI |
26 |
568 |
60 |
341 |
290 |
53 |
28 |
0 |
| ODI |
1 |
292 |
19 |
204 |
267 |
41 |
24 |
0 |
| CDI |
0 |
328 |
22 |
210 |
354 |
77 |
23 |
5 |
| VCDI |
0 |
406 |
28 |
410 |
1132 |
2945 |
6020 |
5071 |
|
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