Validation of sea ice concentration - European sector
Bulletin date: 2023-01-05
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-12-30:
| 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 |
78513 |
10291 |
77 |
396 |
216 |
333 |
0 |
0 |
| OW |
82 |
741 |
41 |
154 |
67 |
93 |
0 |
0 |
| VODI |
0 |
452 |
39 |
250 |
144 |
81 |
0 |
0 |
| ODI |
0 |
180 |
13 |
214 |
217 |
62 |
0 |
0 |
| CDI |
0 |
75 |
13 |
161 |
412 |
126 |
6 |
0 |
| VCDI |
0 |
52 |
14 |
201 |
1250 |
2873 |
7304 |
3957 |
|
...date precedes bulletin
|
Date: 2023-01-01:
| 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 |
78339 |
10199 |
89 |
347 |
237 |
285 |
19 |
0 |
| OW |
116 |
863 |
32 |
124 |
89 |
101 |
0 |
0 |
| VODI |
5 |
602 |
36 |
180 |
132 |
100 |
3 |
0 |
| ODI |
0 |
313 |
14 |
142 |
171 |
63 |
6 |
0 |
| CDI |
0 |
191 |
15 |
153 |
275 |
141 |
12 |
0 |
| VCDI |
0 |
162 |
30 |
358 |
1454 |
2717 |
6358 |
4627 |
|
...date precedes bulletin
|
Date: 2023-01-03:
| 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 |
78175 |
10638 |
93 |
388 |
187 |
133 |
0 |
0 |
| OW |
138 |
614 |
27 |
163 |
119 |
38 |
25 |
0 |
| VODI |
0 |
518 |
22 |
172 |
184 |
65 |
50 |
0 |
| ODI |
0 |
326 |
22 |
140 |
184 |
99 |
21 |
0 |
| CDI |
0 |
160 |
28 |
231 |
360 |
175 |
30 |
0 |
| VCDI |
0 |
123 |
18 |
358 |
1142 |
2155 |
6395 |
5384 |
|
...date precedes bulletin
|
Date: 2023-01-05:
| 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 |
76942 |
11474 |
77 |
339 |
183 |
146 |
0 |
0 |
| OW |
72 |
772 |
52 |
201 |
101 |
27 |
8 |
0 |
| VODI |
0 |
500 |
45 |
326 |
167 |
45 |
57 |
0 |
| ODI |
0 |
255 |
15 |
284 |
220 |
97 |
23 |
0 |
| CDI |
0 |
208 |
17 |
274 |
395 |
211 |
25 |
0 |
| VCDI |
0 |
170 |
18 |
296 |
1061 |
2900 |
6979 |
4118 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76943 |
11579 |
79 |
355 |
174 |
154 |
0 |
0 |
| OW |
71 |
670 |
53 |
186 |
118 |
33 |
9 |
0 |
| VODI |
0 |
492 |
42 |
297 |
173 |
44 |
63 |
0 |
| ODI |
0 |
255 |
15 |
305 |
209 |
100 |
20 |
0 |
| CDI |
0 |
206 |
16 |
257 |
392 |
223 |
25 |
0 |
| VCDI |
0 |
177 |
19 |
320 |
1061 |
2872 |
6975 |
4118 |
|
Date: 2023-01-07:
| 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 |
76600 |
11572 |
99 |
370 |
164 |
121 |
0 |
0 |
| OW |
79 |
679 |
51 |
285 |
119 |
22 |
2 |
0 |
| VODI |
0 |
401 |
43 |
382 |
275 |
75 |
33 |
0 |
| ODI |
0 |
231 |
24 |
243 |
216 |
91 |
42 |
0 |
| CDI |
0 |
167 |
13 |
343 |
487 |
144 |
40 |
2 |
| VCDI |
0 |
144 |
17 |
264 |
1177 |
2669 |
5690 |
5724 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76597 |
11691 |
94 |
383 |
184 |
129 |
0 |
0 |
| OW |
82 |
590 |
57 |
295 |
119 |
27 |
4 |
0 |
| VODI |
0 |
349 |
42 |
349 |
232 |
72 |
44 |
0 |
| ODI |
0 |
225 |
23 |
242 |
222 |
94 |
35 |
0 |
| CDI |
0 |
187 |
15 |
354 |
490 |
135 |
41 |
2 |
| VCDI |
0 |
152 |
16 |
264 |
1191 |
2665 |
5683 |
5724 |
|
Date: 2023-01-09:
| 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 |
76373 |
12342 |
82 |
238 |
144 |
99 |
11 |
0 |
| OW |
71 |
588 |
75 |
326 |
63 |
15 |
13 |
0 |
| VODI |
0 |
338 |
56 |
617 |
224 |
29 |
12 |
0 |
| ODI |
0 |
137 |
13 |
263 |
444 |
41 |
17 |
0 |
| CDI |
0 |
102 |
14 |
265 |
554 |
217 |
27 |
0 |
| VCDI |
0 |
65 |
8 |
103 |
984 |
2475 |
6374 |
5281 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76372 |
11542 |
76 |
276 |
216 |
121 |
36 |
0 |
| OW |
72 |
907 |
58 |
244 |
85 |
37 |
11 |
0 |
| VODI |
0 |
462 |
40 |
371 |
152 |
80 |
50 |
0 |
| ODI |
0 |
273 |
28 |
237 |
160 |
76 |
74 |
0 |
| CDI |
0 |
183 |
25 |
341 |
314 |
117 |
93 |
0 |
| VCDI |
0 |
205 |
21 |
343 |
1486 |
2445 |
6190 |
5281 |
|
Date: 2023-01-11:
| 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 |
76682 |
11831 |
85 |
235 |
147 |
74 |
16 |
0 |
| OW |
74 |
738 |
58 |
230 |
58 |
13 |
16 |
0 |
| VODI |
0 |
518 |
46 |
398 |
191 |
26 |
11 |
0 |
| ODI |
0 |
175 |
27 |
268 |
332 |
40 |
8 |
0 |
| CDI |
0 |
110 |
13 |
217 |
374 |
170 |
53 |
0 |
| VCDI |
0 |
115 |
14 |
276 |
1186 |
2897 |
7015 |
4363 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76680 |
11136 |
74 |
250 |
203 |
91 |
47 |
0 |
| OW |
76 |
1077 |
54 |
233 |
58 |
30 |
11 |
0 |
| VODI |
0 |
584 |
42 |
305 |
213 |
79 |
46 |
0 |
| ODI |
0 |
266 |
24 |
241 |
207 |
94 |
69 |
0 |
| CDI |
0 |
200 |
23 |
198 |
389 |
123 |
73 |
0 |
| VCDI |
0 |
224 |
26 |
397 |
1218 |
2803 |
6873 |
4363 |
|
Date: 2023-01-13:
| 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 |
76183 |
11585 |
103 |
275 |
164 |
64 |
0 |
0 |
| OW |
75 |
839 |
44 |
266 |
106 |
33 |
4 |
0 |
| VODI |
0 |
659 |
42 |
341 |
208 |
33 |
7 |
0 |
| ODI |
0 |
227 |
27 |
302 |
278 |
50 |
8 |
0 |
| CDI |
0 |
100 |
16 |
246 |
410 |
162 |
17 |
0 |
| VCDI |
0 |
106 |
15 |
277 |
1291 |
2776 |
7504 |
4257 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76182 |
11120 |
93 |
357 |
232 |
121 |
20 |
0 |
| OW |
75 |
1091 |
43 |
248 |
113 |
44 |
3 |
0 |
| VODI |
1 |
700 |
44 |
332 |
272 |
95 |
20 |
0 |
| ODI |
0 |
250 |
12 |
195 |
257 |
81 |
88 |
0 |
| CDI |
0 |
159 |
20 |
167 |
358 |
149 |
73 |
0 |
| VCDI |
0 |
196 |
35 |
408 |
1225 |
2628 |
7336 |
4257 |
|
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