Validation of sea ice concentration - European sector
Bulletin date: 2023-11-30
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-11-24:
| 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 |
82591 |
9417 |
200 |
320 |
349 |
165 |
41 |
0 |
| OW |
36 |
547 |
111 |
204 |
66 |
22 |
10 |
0 |
| VODI |
0 |
199 |
95 |
248 |
331 |
95 |
11 |
0 |
| ODI |
0 |
87 |
45 |
115 |
251 |
221 |
16 |
0 |
| CDI |
0 |
67 |
36 |
133 |
168 |
248 |
1 |
0 |
| VCDI |
0 |
65 |
48 |
257 |
456 |
2665 |
7870 |
1293 |
|
...date precedes bulletin
|
Date: 2023-11-26:
| 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 |
81533 |
9996 |
218 |
421 |
293 |
189 |
24 |
0 |
| OW |
35 |
557 |
120 |
274 |
85 |
32 |
4 |
0 |
| VODI |
0 |
218 |
94 |
192 |
290 |
117 |
3 |
0 |
| ODI |
0 |
97 |
34 |
124 |
242 |
304 |
2 |
0 |
| CDI |
0 |
66 |
45 |
123 |
200 |
480 |
40 |
0 |
| VCDI |
0 |
76 |
39 |
250 |
391 |
2571 |
6731 |
2590 |
|
...date precedes bulletin
|
Date: 2023-11-28:
| 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 |
81961 |
9765 |
286 |
469 |
291 |
255 |
10 |
0 |
| OW |
35 |
305 |
106 |
220 |
152 |
32 |
12 |
0 |
| VODI |
0 |
109 |
95 |
238 |
296 |
80 |
5 |
0 |
| ODI |
0 |
31 |
39 |
135 |
351 |
230 |
21 |
0 |
| CDI |
0 |
22 |
32 |
158 |
366 |
843 |
86 |
0 |
| VCDI |
0 |
66 |
37 |
110 |
401 |
3680 |
6229 |
1541 |
|
...date precedes bulletin
|
Date: 2023-11-30:
| 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 |
82548 |
9287 |
180 |
269 |
310 |
226 |
38 |
0 |
| OW |
59 |
577 |
121 |
157 |
28 |
15 |
11 |
0 |
| VODI |
0 |
183 |
121 |
336 |
181 |
40 |
14 |
0 |
| ODI |
0 |
36 |
47 |
206 |
385 |
153 |
5 |
0 |
| CDI |
0 |
12 |
26 |
161 |
378 |
516 |
32 |
0 |
| VCDI |
0 |
36 |
22 |
107 |
221 |
1900 |
7407 |
2749 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82545 |
9351 |
207 |
284 |
312 |
231 |
38 |
0 |
| OW |
62 |
490 |
99 |
171 |
32 |
11 |
14 |
0 |
| VODI |
0 |
208 |
113 |
307 |
185 |
50 |
12 |
0 |
| ODI |
0 |
35 |
49 |
201 |
400 |
156 |
4 |
0 |
| CDI |
0 |
12 |
27 |
166 |
353 |
551 |
26 |
0 |
| VCDI |
0 |
35 |
22 |
107 |
221 |
1851 |
7413 |
2749 |
|
Date: 2023-12-02:
| 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 |
81708 |
9552 |
231 |
321 |
345 |
425 |
13 |
0 |
| OW |
70 |
572 |
128 |
211 |
69 |
36 |
7 |
0 |
| VODI |
0 |
220 |
134 |
330 |
167 |
92 |
12 |
0 |
| ODI |
0 |
58 |
53 |
155 |
267 |
243 |
14 |
0 |
| CDI |
0 |
21 |
29 |
84 |
151 |
547 |
110 |
0 |
| VCDI |
0 |
30 |
12 |
42 |
147 |
1391 |
8329 |
2774 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81676 |
9571 |
257 |
375 |
377 |
440 |
14 |
0 |
| OW |
102 |
518 |
100 |
165 |
50 |
35 |
11 |
0 |
| VODI |
0 |
247 |
127 |
305 |
177 |
94 |
8 |
0 |
| ODI |
0 |
64 |
60 |
163 |
245 |
274 |
16 |
0 |
| CDI |
0 |
23 |
31 |
91 |
171 |
564 |
127 |
0 |
| VCDI |
0 |
30 |
12 |
44 |
126 |
1327 |
8309 |
2774 |
|
Date: 2023-12-04:
| 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 |
80857 |
10061 |
278 |
390 |
346 |
365 |
18 |
0 |
| OW |
150 |
372 |
115 |
234 |
115 |
22 |
2 |
0 |
| VODI |
0 |
176 |
79 |
278 |
373 |
52 |
18 |
0 |
| ODI |
0 |
53 |
23 |
124 |
349 |
316 |
20 |
0 |
| CDI |
0 |
53 |
22 |
76 |
202 |
524 |
139 |
0 |
| VCDI |
0 |
10 |
8 |
39 |
181 |
1995 |
8456 |
2209 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80888 |
9978 |
253 |
357 |
341 |
365 |
17 |
0 |
| OW |
109 |
439 |
126 |
247 |
130 |
25 |
3 |
0 |
| VODI |
10 |
177 |
94 |
287 |
347 |
54 |
16 |
0 |
| ODI |
0 |
63 |
16 |
126 |
327 |
373 |
17 |
0 |
| CDI |
0 |
58 |
26 |
83 |
235 |
420 |
176 |
0 |
| VCDI |
0 |
10 |
10 |
41 |
186 |
2037 |
8424 |
2209 |
|
Date: 2023-12-06:
| 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 |
79558 |
10961 |
308 |
507 |
351 |
264 |
70 |
0 |
| OW |
108 |
525 |
79 |
175 |
127 |
58 |
4 |
0 |
| VODI |
2 |
198 |
100 |
163 |
341 |
157 |
13 |
0 |
| ODI |
0 |
77 |
27 |
123 |
309 |
301 |
32 |
0 |
| CDI |
0 |
64 |
43 |
84 |
156 |
481 |
160 |
0 |
| VCDI |
0 |
30 |
22 |
72 |
197 |
1574 |
7753 |
3526 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79574 |
10944 |
279 |
434 |
325 |
246 |
67 |
0 |
| OW |
82 |
448 |
106 |
217 |
102 |
70 |
6 |
0 |
| VODI |
12 |
253 |
84 |
198 |
331 |
168 |
12 |
0 |
| ODI |
0 |
86 |
45 |
128 |
278 |
214 |
26 |
0 |
| CDI |
0 |
91 |
24 |
50 |
269 |
528 |
114 |
0 |
| VCDI |
0 |
33 |
41 |
97 |
176 |
1609 |
7807 |
3526 |
|
Date: 2023-12-08:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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