Validation of sea ice concentration - European sector
Bulletin date: 2023-02-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-01-27:
| 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 |
74392 |
12315 |
120 |
469 |
134 |
3 |
0 |
0 |
| OW |
74 |
339 |
48 |
313 |
216 |
19 |
0 |
0 |
| VODI |
0 |
225 |
35 |
361 |
334 |
80 |
0 |
0 |
| ODI |
0 |
93 |
22 |
265 |
530 |
134 |
1 |
0 |
| CDI |
0 |
56 |
7 |
154 |
681 |
277 |
58 |
0 |
| VCDI |
0 |
16 |
2 |
200 |
1213 |
3982 |
7261 |
4671 |
|
...date precedes bulletin
|
Date: 2023-01-29:
| 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 |
74415 |
12248 |
108 |
375 |
98 |
5 |
0 |
0 |
| OW |
74 |
390 |
42 |
370 |
134 |
15 |
0 |
0 |
| VODI |
0 |
238 |
38 |
385 |
284 |
43 |
0 |
0 |
| ODI |
0 |
88 |
19 |
319 |
463 |
77 |
0 |
0 |
| CDI |
0 |
71 |
8 |
265 |
636 |
189 |
3 |
0 |
| VCDI |
0 |
119 |
13 |
278 |
1421 |
4159 |
7355 |
4355 |
|
...date precedes bulletin
|
Date: 2023-01-31:
| 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 |
72966 |
13422 |
117 |
439 |
105 |
0 |
0 |
0 |
| OW |
74 |
429 |
50 |
266 |
188 |
1 |
0 |
0 |
| VODI |
0 |
230 |
41 |
377 |
346 |
24 |
0 |
0 |
| ODI |
0 |
121 |
10 |
289 |
448 |
80 |
0 |
0 |
| CDI |
0 |
78 |
12 |
168 |
591 |
378 |
3 |
0 |
| VCDI |
0 |
30 |
3 |
137 |
1156 |
3702 |
6889 |
5930 |
|
...date precedes bulletin
|
Date: 2023-02-02:
| 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 |
72287 |
13686 |
131 |
426 |
119 |
1 |
0 |
0 |
| OW |
60 |
395 |
61 |
341 |
177 |
7 |
0 |
0 |
| VODI |
0 |
178 |
30 |
386 |
356 |
38 |
0 |
0 |
| ODI |
0 |
93 |
14 |
199 |
395 |
65 |
0 |
0 |
| CDI |
0 |
82 |
9 |
113 |
618 |
260 |
1 |
0 |
| VCDI |
0 |
47 |
6 |
157 |
1084 |
4188 |
6781 |
6309 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72287 |
13701 |
136 |
484 |
135 |
3 |
0 |
0 |
| OW |
60 |
383 |
48 |
282 |
167 |
8 |
0 |
0 |
| VODI |
0 |
178 |
36 |
365 |
334 |
34 |
0 |
0 |
| ODI |
0 |
103 |
17 |
227 |
382 |
69 |
0 |
0 |
| CDI |
0 |
70 |
9 |
114 |
593 |
263 |
2 |
0 |
| VCDI |
0 |
46 |
5 |
150 |
1138 |
4182 |
6780 |
6309 |
|
Date: 2023-02-04:
| 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 |
72170 |
13672 |
133 |
527 |
176 |
29 |
0 |
0 |
| OW |
60 |
513 |
38 |
316 |
171 |
12 |
0 |
0 |
| VODI |
0 |
295 |
44 |
300 |
324 |
54 |
0 |
0 |
| ODI |
0 |
138 |
29 |
170 |
408 |
75 |
0 |
0 |
| CDI |
0 |
79 |
15 |
171 |
471 |
287 |
31 |
0 |
| VCDI |
0 |
43 |
4 |
161 |
735 |
3525 |
7066 |
6858 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72170 |
13676 |
133 |
539 |
173 |
32 |
0 |
0 |
| OW |
60 |
496 |
41 |
304 |
164 |
16 |
0 |
0 |
| VODI |
0 |
297 |
40 |
288 |
303 |
44 |
0 |
0 |
| ODI |
0 |
143 |
27 |
185 |
391 |
75 |
0 |
0 |
| CDI |
0 |
83 |
18 |
174 |
486 |
299 |
37 |
0 |
| VCDI |
0 |
45 |
4 |
155 |
768 |
3516 |
7060 |
6858 |
|
Date: 2023-02-06:
| 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 |
71971 |
14146 |
131 |
556 |
132 |
24 |
0 |
0 |
| OW |
76 |
467 |
69 |
383 |
117 |
5 |
0 |
0 |
| VODI |
0 |
206 |
41 |
380 |
455 |
21 |
0 |
0 |
| ODI |
0 |
55 |
24 |
179 |
570 |
46 |
0 |
0 |
| CDI |
0 |
11 |
7 |
151 |
613 |
360 |
22 |
0 |
| VCDI |
0 |
1 |
1 |
58 |
699 |
5192 |
7774 |
4157 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71981 |
13702 |
130 |
584 |
170 |
28 |
0 |
0 |
| OW |
66 |
536 |
52 |
273 |
193 |
6 |
0 |
0 |
| VODI |
0 |
344 |
35 |
317 |
364 |
43 |
0 |
0 |
| ODI |
0 |
147 |
21 |
178 |
419 |
161 |
0 |
0 |
| CDI |
0 |
93 |
21 |
158 |
460 |
445 |
43 |
0 |
| VCDI |
0 |
64 |
14 |
197 |
980 |
4965 |
7753 |
4157 |
|
Date: 2023-02-08:
| 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 |
73010 |
12656 |
117 |
575 |
149 |
0 |
0 |
0 |
| OW |
62 |
546 |
51 |
349 |
177 |
1 |
0 |
0 |
| VODI |
0 |
303 |
36 |
362 |
394 |
14 |
0 |
0 |
| ODI |
0 |
122 |
20 |
216 |
498 |
59 |
0 |
0 |
| CDI |
0 |
78 |
10 |
148 |
897 |
343 |
60 |
0 |
| VCDI |
0 |
154 |
24 |
317 |
1558 |
4364 |
6329 |
5101 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72963 |
12286 |
121 |
562 |
216 |
0 |
0 |
0 |
| OW |
109 |
536 |
32 |
292 |
218 |
7 |
0 |
0 |
| VODI |
0 |
385 |
35 |
296 |
388 |
44 |
0 |
0 |
| ODI |
0 |
208 |
15 |
210 |
346 |
149 |
1 |
0 |
| CDI |
0 |
150 |
18 |
143 |
657 |
314 |
37 |
0 |
| VCDI |
0 |
294 |
37 |
464 |
1848 |
4267 |
6351 |
5101 |
|
Date: 2023-02-10:
| 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 |
73126 |
12467 |
102 |
450 |
71 |
0 |
0 |
0 |
| OW |
62 |
610 |
50 |
325 |
148 |
3 |
0 |
0 |
| VODI |
2 |
411 |
39 |
329 |
330 |
12 |
0 |
0 |
| ODI |
0 |
159 |
12 |
229 |
449 |
41 |
0 |
0 |
| CDI |
0 |
130 |
20 |
145 |
638 |
403 |
16 |
0 |
| VCDI |
0 |
514 |
42 |
479 |
1571 |
4749 |
6111 |
4855 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73062 |
12208 |
116 |
570 |
137 |
0 |
0 |
0 |
| OW |
126 |
533 |
34 |
259 |
214 |
11 |
0 |
0 |
| VODI |
2 |
385 |
29 |
240 |
370 |
45 |
0 |
0 |
| ODI |
0 |
219 |
18 |
132 |
364 |
116 |
0 |
0 |
| CDI |
0 |
162 |
12 |
117 |
394 |
308 |
10 |
0 |
| VCDI |
0 |
784 |
56 |
639 |
1728 |
4728 |
6117 |
4855 |
|
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