Validation of sea ice concentration - European sector
Bulletin date: 2024-02-15
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-02-09:
| 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 |
64878 |
17997 |
537 |
781 |
246 |
200 |
48 |
0 |
| OW |
61 |
403 |
182 |
374 |
219 |
59 |
3 |
0 |
| VODI |
0 |
261 |
75 |
308 |
410 |
127 |
17 |
0 |
| ODI |
0 |
174 |
32 |
151 |
388 |
272 |
50 |
0 |
| CDI |
0 |
161 |
48 |
166 |
544 |
842 |
183 |
0 |
| VCDI |
0 |
252 |
94 |
330 |
650 |
3322 |
9725 |
4530 |
|
...date precedes bulletin
|
Date: 2024-02-11:
| 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 |
64980 |
17823 |
581 |
690 |
318 |
125 |
76 |
0 |
| OW |
63 |
402 |
192 |
426 |
172 |
66 |
13 |
0 |
| VODI |
0 |
223 |
110 |
388 |
360 |
156 |
31 |
0 |
| ODI |
0 |
136 |
55 |
203 |
326 |
281 |
41 |
0 |
| CDI |
0 |
103 |
43 |
169 |
445 |
781 |
163 |
6 |
| VCDI |
0 |
130 |
87 |
500 |
538 |
3129 |
9357 |
5412 |
|
...date precedes bulletin
|
Date: 2024-02-13:
| 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 |
65134 |
18126 |
463 |
681 |
180 |
91 |
102 |
0 |
| OW |
60 |
534 |
215 |
495 |
178 |
33 |
11 |
0 |
| VODI |
0 |
215 |
116 |
454 |
411 |
126 |
21 |
0 |
| ODI |
0 |
82 |
45 |
194 |
505 |
302 |
31 |
0 |
| CDI |
0 |
38 |
28 |
173 |
476 |
929 |
216 |
0 |
| VCDI |
0 |
30 |
26 |
142 |
416 |
2941 |
9898 |
4982 |
|
...date precedes bulletin
|
Date: 2024-02-15:
| 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 |
65900 |
17523 |
331 |
462 |
179 |
91 |
68 |
0 |
| OW |
60 |
770 |
171 |
345 |
152 |
45 |
5 |
0 |
| VODI |
0 |
508 |
154 |
347 |
314 |
172 |
14 |
0 |
| ODI |
0 |
200 |
75 |
240 |
304 |
241 |
42 |
0 |
| CDI |
0 |
169 |
79 |
218 |
290 |
396 |
208 |
0 |
| VCDI |
0 |
145 |
87 |
368 |
758 |
3502 |
10724 |
3443 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65900 |
17621 |
360 |
512 |
195 |
95 |
69 |
0 |
| OW |
60 |
668 |
147 |
328 |
153 |
55 |
4 |
0 |
| VODI |
0 |
507 |
144 |
315 |
285 |
162 |
15 |
0 |
| ODI |
0 |
203 |
81 |
237 |
314 |
232 |
43 |
0 |
| CDI |
0 |
159 |
76 |
217 |
294 |
399 |
223 |
0 |
| VCDI |
0 |
157 |
89 |
371 |
756 |
3504 |
10707 |
3443 |
|
Date: 2024-02-17:
| 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 |
66159 |
17000 |
423 |
536 |
203 |
74 |
38 |
0 |
| OW |
54 |
721 |
146 |
352 |
181 |
71 |
8 |
0 |
| VODI |
0 |
516 |
135 |
368 |
348 |
161 |
12 |
0 |
| ODI |
0 |
200 |
52 |
191 |
341 |
247 |
46 |
0 |
| CDI |
0 |
125 |
74 |
161 |
319 |
387 |
244 |
0 |
| VCDI |
0 |
160 |
89 |
399 |
838 |
3376 |
9804 |
4541 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66159 |
16997 |
445 |
578 |
216 |
78 |
38 |
0 |
| OW |
54 |
707 |
117 |
319 |
201 |
78 |
6 |
0 |
| VODI |
0 |
508 |
134 |
328 |
301 |
154 |
13 |
0 |
| ODI |
0 |
230 |
63 |
220 |
347 |
235 |
36 |
0 |
| CDI |
0 |
116 |
67 |
175 |
346 |
421 |
287 |
0 |
| VCDI |
0 |
164 |
93 |
387 |
819 |
3350 |
9772 |
4541 |
|
Date: 2024-02-19:
| 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 |
64563 |
18416 |
480 |
585 |
148 |
47 |
25 |
0 |
| OW |
52 |
452 |
207 |
519 |
162 |
23 |
7 |
0 |
| VODI |
0 |
191 |
123 |
556 |
508 |
68 |
9 |
0 |
| ODI |
0 |
50 |
63 |
301 |
746 |
323 |
58 |
0 |
| CDI |
0 |
28 |
11 |
100 |
672 |
932 |
334 |
0 |
| VCDI |
0 |
42 |
26 |
82 |
579 |
3640 |
10612 |
3360 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64562 |
18016 |
461 |
615 |
244 |
61 |
27 |
0 |
| OW |
53 |
531 |
148 |
391 |
249 |
44 |
10 |
0 |
| VODI |
0 |
354 |
141 |
409 |
408 |
108 |
18 |
0 |
| ODI |
0 |
120 |
70 |
344 |
519 |
275 |
86 |
0 |
| CDI |
0 |
59 |
37 |
185 |
503 |
569 |
270 |
0 |
| VCDI |
0 |
99 |
53 |
199 |
892 |
3976 |
10634 |
3360 |
|
Date: 2024-02-21:
| 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 |
65032 |
17919 |
485 |
581 |
243 |
57 |
45 |
0 |
| OW |
53 |
352 |
176 |
393 |
206 |
62 |
13 |
0 |
| VODI |
0 |
164 |
66 |
404 |
497 |
156 |
23 |
0 |
| ODI |
0 |
111 |
39 |
147 |
486 |
264 |
94 |
0 |
| CDI |
0 |
50 |
35 |
126 |
553 |
693 |
337 |
0 |
| VCDI |
0 |
60 |
34 |
154 |
883 |
4171 |
10165 |
3771 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65031 |
17438 |
402 |
522 |
241 |
60 |
48 |
0 |
| OW |
54 |
478 |
169 |
314 |
233 |
70 |
13 |
0 |
| VODI |
0 |
320 |
106 |
380 |
386 |
170 |
38 |
0 |
| ODI |
0 |
154 |
46 |
188 |
400 |
264 |
105 |
0 |
| CDI |
0 |
100 |
50 |
165 |
563 |
676 |
345 |
0 |
| VCDI |
0 |
166 |
62 |
236 |
1045 |
4163 |
10128 |
3771 |
|
Date: 2024-02-23:
| 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 |
66003 |
16551 |
463 |
653 |
387 |
99 |
82 |
0 |
| OW |
53 |
482 |
138 |
337 |
216 |
85 |
26 |
0 |
| VODI |
0 |
254 |
90 |
337 |
411 |
191 |
72 |
0 |
| ODI |
0 |
140 |
49 |
177 |
423 |
312 |
143 |
0 |
| CDI |
0 |
88 |
47 |
164 |
470 |
542 |
327 |
0 |
| VCDI |
0 |
82 |
46 |
160 |
581 |
3826 |
10264 |
4329 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65984 |
16131 |
408 |
586 |
381 |
115 |
89 |
0 |
| OW |
72 |
511 |
136 |
294 |
205 |
106 |
36 |
0 |
| VODI |
0 |
377 |
95 |
337 |
301 |
173 |
88 |
0 |
| ODI |
0 |
205 |
67 |
191 |
354 |
189 |
152 |
0 |
| CDI |
0 |
177 |
51 |
174 |
485 |
532 |
377 |
0 |
| VCDI |
0 |
196 |
76 |
246 |
762 |
3940 |
10172 |
4329 |
|
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