Validation of sea ice concentration - European sector
Bulletin date: 2023-01-12
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2023-01-08:
| 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 |
76550 |
11459 |
94 |
292 |
195 |
104 |
26 |
0 |
| OW |
76 |
762 |
49 |
253 |
143 |
23 |
11 |
0 |
| VODI |
0 |
467 |
42 |
366 |
254 |
92 |
35 |
0 |
| ODI |
0 |
253 |
26 |
224 |
224 |
82 |
47 |
0 |
| CDI |
0 |
158 |
15 |
339 |
437 |
93 |
83 |
0 |
| VCDI |
0 |
161 |
18 |
328 |
1323 |
2575 |
6002 |
5419 |
|
...date precedes bulletin
|
Date: 2023-01-10:
| 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 |
76676 |
11942 |
97 |
260 |
141 |
85 |
11 |
0 |
| OW |
71 |
653 |
59 |
294 |
66 |
4 |
14 |
0 |
| VODI |
0 |
459 |
53 |
475 |
182 |
27 |
11 |
0 |
| ODI |
0 |
167 |
19 |
276 |
361 |
39 |
8 |
0 |
| CDI |
0 |
98 |
14 |
237 |
482 |
176 |
44 |
0 |
| VCDI |
0 |
91 |
10 |
182 |
1122 |
2768 |
6257 |
5169 |
|
...date precedes bulletin
|
Date: 2023-01-12:
| 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 |
76365 |
11823 |
88 |
253 |
162 |
77 |
2 |
0 |
| OW |
74 |
798 |
53 |
234 |
84 |
30 |
12 |
0 |
| VODI |
0 |
537 |
43 |
385 |
200 |
25 |
13 |
0 |
| ODI |
0 |
182 |
25 |
288 |
310 |
49 |
5 |
0 |
| CDI |
0 |
100 |
13 |
226 |
358 |
190 |
44 |
0 |
| VCDI |
0 |
114 |
10 |
313 |
1242 |
2760 |
7407 |
4206 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76367 |
11817 |
97 |
277 |
161 |
82 |
5 |
0 |
| OW |
72 |
793 |
35 |
235 |
100 |
23 |
11 |
0 |
| VODI |
0 |
493 |
43 |
322 |
185 |
27 |
12 |
0 |
| ODI |
0 |
229 |
33 |
269 |
283 |
47 |
6 |
0 |
| CDI |
0 |
106 |
13 |
267 |
364 |
180 |
34 |
0 |
| VCDI |
0 |
116 |
11 |
329 |
1263 |
2772 |
7415 |
4206 |
|
Date: 2023-01-14:
| 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 |
75932 |
11490 |
112 |
307 |
155 |
46 |
0 |
0 |
| OW |
75 |
867 |
51 |
266 |
112 |
42 |
0 |
0 |
| VODI |
0 |
685 |
39 |
349 |
212 |
52 |
0 |
0 |
| ODI |
0 |
309 |
22 |
276 |
252 |
60 |
5 |
0 |
| CDI |
0 |
102 |
21 |
255 |
433 |
151 |
56 |
0 |
| VCDI |
0 |
101 |
11 |
323 |
1450 |
3155 |
7534 |
3792 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75929 |
11399 |
112 |
327 |
173 |
63 |
0 |
0 |
| OW |
78 |
879 |
54 |
259 |
101 |
31 |
0 |
0 |
| VODI |
0 |
650 |
34 |
332 |
205 |
49 |
0 |
0 |
| ODI |
0 |
365 |
15 |
222 |
218 |
64 |
4 |
0 |
| CDI |
0 |
157 |
27 |
252 |
393 |
158 |
67 |
0 |
| VCDI |
0 |
104 |
14 |
384 |
1524 |
3141 |
7524 |
3792 |
|
Date: 2023-01-16:
| 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 |
74339 |
12985 |
100 |
309 |
117 |
17 |
0 |
0 |
| OW |
75 |
758 |
67 |
319 |
99 |
9 |
0 |
0 |
| VODI |
0 |
509 |
54 |
500 |
305 |
29 |
0 |
0 |
| ODI |
0 |
182 |
12 |
355 |
469 |
64 |
0 |
0 |
| CDI |
0 |
96 |
14 |
161 |
539 |
264 |
14 |
0 |
| VCDI |
0 |
21 |
11 |
260 |
1258 |
3582 |
7137 |
4070 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74340 |
12532 |
106 |
365 |
178 |
39 |
0 |
0 |
| OW |
74 |
707 |
34 |
191 |
129 |
44 |
0 |
0 |
| VODI |
0 |
682 |
55 |
352 |
218 |
59 |
4 |
0 |
| ODI |
0 |
266 |
21 |
312 |
249 |
74 |
8 |
0 |
| CDI |
0 |
178 |
17 |
226 |
335 |
182 |
78 |
0 |
| VCDI |
0 |
186 |
25 |
458 |
1678 |
3567 |
7061 |
4070 |
|
Date: 2023-01-18:
| 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 |
74538 |
12795 |
84 |
234 |
89 |
15 |
0 |
0 |
| OW |
74 |
773 |
67 |
308 |
76 |
5 |
0 |
0 |
| VODI |
0 |
481 |
57 |
453 |
264 |
9 |
0 |
0 |
| ODI |
0 |
160 |
14 |
390 |
289 |
45 |
0 |
0 |
| CDI |
0 |
115 |
14 |
308 |
358 |
129 |
0 |
0 |
| VCDI |
0 |
130 |
13 |
315 |
1564 |
3124 |
6752 |
5058 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74538 |
12427 |
87 |
298 |
154 |
41 |
0 |
0 |
| OW |
74 |
716 |
36 |
166 |
95 |
33 |
0 |
0 |
| VODI |
0 |
653 |
66 |
450 |
177 |
56 |
0 |
0 |
| ODI |
0 |
301 |
30 |
343 |
199 |
81 |
0 |
0 |
| CDI |
0 |
160 |
11 |
271 |
351 |
111 |
12 |
0 |
| VCDI |
0 |
197 |
19 |
480 |
1664 |
3005 |
6740 |
5058 |
|
Date: 2023-01-20:
| 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 |
74974 |
12428 |
89 |
213 |
101 |
10 |
0 |
0 |
| OW |
74 |
773 |
47 |
236 |
71 |
17 |
0 |
0 |
| VODI |
0 |
515 |
55 |
411 |
211 |
23 |
0 |
0 |
| ODI |
0 |
205 |
25 |
301 |
274 |
59 |
0 |
0 |
| CDI |
0 |
109 |
10 |
296 |
332 |
139 |
3 |
0 |
| VCDI |
0 |
192 |
14 |
382 |
1360 |
2942 |
7022 |
5187 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74974 |
12072 |
72 |
225 |
161 |
59 |
0 |
0 |
| OW |
74 |
781 |
36 |
132 |
86 |
30 |
0 |
0 |
| VODI |
0 |
726 |
60 |
366 |
190 |
43 |
0 |
0 |
| ODI |
0 |
289 |
37 |
303 |
205 |
57 |
3 |
0 |
| CDI |
0 |
172 |
15 |
303 |
269 |
164 |
35 |
0 |
| VCDI |
0 |
182 |
20 |
510 |
1438 |
2837 |
6987 |
5187 |
|
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