Validation of sea ice concentration - European sector
Bulletin date: 2023-01-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2023-01-22:
| 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 |
76103 |
10874 |
69 |
312 |
61 |
0 |
0 |
0 |
| OW |
74 |
812 |
45 |
311 |
159 |
4 |
0 |
0 |
| VODI |
0 |
619 |
44 |
388 |
397 |
25 |
0 |
0 |
| ODI |
0 |
222 |
27 |
339 |
283 |
78 |
0 |
0 |
| CDI |
0 |
155 |
21 |
267 |
360 |
161 |
3 |
0 |
| VCDI |
0 |
207 |
15 |
307 |
1278 |
3100 |
6321 |
5659 |
|
...date precedes bulletin
|
Date: 2023-01-24:
| 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 |
75399 |
12046 |
112 |
360 |
64 |
0 |
0 |
0 |
| OW |
73 |
416 |
35 |
374 |
124 |
0 |
0 |
0 |
| VODI |
0 |
271 |
34 |
496 |
495 |
22 |
0 |
0 |
| ODI |
0 |
131 |
18 |
245 |
567 |
68 |
0 |
0 |
| CDI |
0 |
106 |
18 |
243 |
584 |
418 |
49 |
0 |
| VCDI |
0 |
18 |
3 |
240 |
986 |
4597 |
6983 |
3505 |
|
...date precedes bulletin
|
Date: 2023-01-26:
| 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 |
74764 |
12140 |
119 |
480 |
82 |
0 |
0 |
0 |
| OW |
73 |
360 |
39 |
320 |
189 |
1 |
0 |
0 |
| VODI |
0 |
274 |
33 |
363 |
478 |
17 |
0 |
0 |
| ODI |
0 |
116 |
21 |
265 |
610 |
51 |
0 |
0 |
| CDI |
0 |
53 |
11 |
213 |
653 |
297 |
2 |
0 |
| VCDI |
0 |
6 |
2 |
177 |
1245 |
3954 |
7185 |
4507 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74763 |
12156 |
116 |
505 |
95 |
0 |
0 |
0 |
| OW |
74 |
325 |
41 |
295 |
167 |
2 |
0 |
0 |
| VODI |
0 |
280 |
29 |
328 |
462 |
21 |
0 |
0 |
| ODI |
0 |
125 |
26 |
270 |
610 |
57 |
0 |
0 |
| CDI |
0 |
56 |
12 |
234 |
627 |
299 |
4 |
0 |
| VCDI |
0 |
7 |
1 |
186 |
1296 |
3941 |
7183 |
4507 |
|
Date: 2023-01-28:
| 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 |
74448 |
12110 |
130 |
534 |
131 |
3 |
0 |
0 |
| OW |
74 |
327 |
36 |
310 |
244 |
14 |
0 |
0 |
| VODI |
0 |
216 |
36 |
315 |
380 |
49 |
0 |
0 |
| ODI |
0 |
93 |
12 |
242 |
536 |
108 |
0 |
0 |
| CDI |
0 |
72 |
8 |
141 |
642 |
275 |
8 |
0 |
| VCDI |
0 |
101 |
17 |
262 |
1147 |
4674 |
7145 |
4260 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74448 |
12121 |
135 |
535 |
109 |
4 |
0 |
0 |
| OW |
74 |
299 |
23 |
325 |
241 |
13 |
0 |
0 |
| VODI |
0 |
230 |
37 |
258 |
371 |
49 |
0 |
0 |
| ODI |
0 |
106 |
20 |
262 |
508 |
96 |
0 |
0 |
| CDI |
0 |
66 |
8 |
180 |
626 |
269 |
8 |
0 |
| VCDI |
0 |
97 |
16 |
244 |
1225 |
4692 |
7145 |
4260 |
|
Date: 2023-01-30:
| 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 |
73958 |
12697 |
102 |
372 |
77 |
0 |
0 |
0 |
| OW |
74 |
442 |
52 |
359 |
129 |
3 |
0 |
0 |
| VODI |
0 |
220 |
40 |
486 |
332 |
12 |
0 |
0 |
| ODI |
0 |
133 |
11 |
326 |
647 |
48 |
0 |
0 |
| CDI |
0 |
44 |
9 |
168 |
766 |
355 |
2 |
0 |
| VCDI |
0 |
1 |
2 |
96 |
990 |
4035 |
7595 |
4517 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73956 |
12501 |
104 |
404 |
130 |
6 |
0 |
0 |
| OW |
76 |
413 |
32 |
256 |
143 |
10 |
0 |
0 |
| VODI |
0 |
256 |
37 |
329 |
286 |
51 |
0 |
0 |
| ODI |
0 |
126 |
17 |
247 |
395 |
74 |
0 |
0 |
| CDI |
0 |
104 |
8 |
215 |
548 |
273 |
8 |
0 |
| VCDI |
0 |
137 |
18 |
356 |
1439 |
4039 |
7589 |
4517 |
|
Date: 2023-02-01:
| 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 |
72942 |
13225 |
124 |
430 |
89 |
1 |
0 |
0 |
| OW |
76 |
366 |
61 |
341 |
184 |
5 |
0 |
0 |
| VODI |
0 |
197 |
33 |
396 |
362 |
22 |
0 |
0 |
| ODI |
0 |
101 |
9 |
257 |
400 |
71 |
0 |
0 |
| CDI |
0 |
90 |
13 |
138 |
557 |
311 |
2 |
0 |
| VCDI |
0 |
53 |
9 |
153 |
1182 |
3630 |
6887 |
6383 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72944 |
12980 |
130 |
497 |
176 |
1 |
0 |
0 |
| OW |
74 |
434 |
32 |
251 |
200 |
13 |
0 |
0 |
| VODI |
0 |
254 |
37 |
266 |
295 |
60 |
0 |
0 |
| ODI |
0 |
120 |
19 |
246 |
320 |
124 |
0 |
0 |
| CDI |
0 |
93 |
9 |
201 |
403 |
325 |
14 |
0 |
| VCDI |
0 |
151 |
22 |
254 |
1380 |
3517 |
6875 |
6383 |
|
Date: 2023-02-03:
| 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 |
71837 |
13984 |
132 |
448 |
161 |
8 |
0 |
0 |
| OW |
60 |
420 |
50 |
255 |
271 |
14 |
0 |
0 |
| VODI |
0 |
249 |
32 |
310 |
371 |
42 |
0 |
0 |
| ODI |
0 |
111 |
24 |
176 |
366 |
90 |
0 |
0 |
| CDI |
0 |
78 |
11 |
152 |
468 |
333 |
14 |
0 |
| VCDI |
0 |
45 |
7 |
182 |
964 |
3627 |
6744 |
7064 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71817 |
13824 |
139 |
514 |
340 |
39 |
0 |
0 |
| OW |
80 |
439 |
36 |
197 |
214 |
50 |
0 |
0 |
| VODI |
0 |
295 |
26 |
186 |
380 |
64 |
0 |
0 |
| ODI |
0 |
163 |
28 |
199 |
313 |
116 |
0 |
0 |
| CDI |
0 |
73 |
18 |
176 |
362 |
359 |
0 |
0 |
| VCDI |
0 |
93 |
9 |
251 |
992 |
3486 |
6758 |
7064 |
|
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