Validation of sea ice concentration - European sector
Bulletin date: 2022-04-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-04-08:
| 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 |
67688 |
15025 |
160 |
794 |
382 |
95 |
34 |
0 |
| OW |
61 |
376 |
55 |
396 |
338 |
62 |
27 |
0 |
| VODI |
0 |
170 |
39 |
362 |
534 |
143 |
40 |
0 |
| ODI |
0 |
26 |
13 |
227 |
568 |
390 |
50 |
0 |
| CDI |
0 |
3 |
3 |
82 |
704 |
828 |
251 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
708 |
2450 |
9027 |
6982 |
|
...date precedes bulletin
|
Date: 2022-04-10:
| 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 |
68931 |
14001 |
135 |
675 |
426 |
88 |
38 |
0 |
| OW |
56 |
483 |
53 |
350 |
313 |
54 |
23 |
0 |
| VODI |
0 |
230 |
47 |
376 |
507 |
156 |
35 |
0 |
| ODI |
0 |
39 |
17 |
282 |
502 |
385 |
46 |
0 |
| CDI |
0 |
3 |
7 |
126 |
938 |
635 |
302 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
646 |
1869 |
8315 |
8005 |
|
...date precedes bulletin
|
Date: 2022-04-12:
| 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 |
69128 |
14305 |
150 |
837 |
385 |
61 |
6 |
0 |
| OW |
64 |
382 |
47 |
362 |
326 |
25 |
12 |
0 |
| VODI |
0 |
197 |
38 |
252 |
646 |
56 |
15 |
0 |
| ODI |
0 |
18 |
8 |
183 |
757 |
292 |
19 |
0 |
| CDI |
0 |
0 |
0 |
44 |
923 |
1105 |
373 |
8 |
| VCDI |
0 |
0 |
0 |
12 |
285 |
2104 |
8390 |
7285 |
|
...date precedes bulletin
|
Date: 2022-04-14:
| 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 |
68584 |
14908 |
164 |
802 |
363 |
51 |
5 |
0 |
| OW |
61 |
333 |
60 |
433 |
341 |
20 |
11 |
0 |
| VODI |
0 |
105 |
32 |
325 |
715 |
50 |
18 |
0 |
| ODI |
0 |
4 |
1 |
159 |
824 |
237 |
31 |
0 |
| CDI |
0 |
0 |
0 |
36 |
821 |
1298 |
337 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
338 |
2032 |
8407 |
7194 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68584 |
14949 |
167 |
816 |
356 |
50 |
4 |
0 |
| OW |
61 |
289 |
59 |
420 |
317 |
21 |
10 |
0 |
| VODI |
0 |
105 |
29 |
318 |
690 |
43 |
19 |
0 |
| ODI |
0 |
7 |
2 |
166 |
850 |
235 |
29 |
0 |
| CDI |
0 |
0 |
0 |
35 |
855 |
1268 |
395 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
334 |
2071 |
8352 |
7194 |
|
Date: 2022-04-16:
| 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 |
69202 |
14174 |
144 |
821 |
478 |
41 |
0 |
0 |
| OW |
64 |
421 |
45 |
338 |
383 |
38 |
0 |
0 |
| VODI |
0 |
138 |
33 |
310 |
662 |
157 |
7 |
0 |
| ODI |
0 |
13 |
9 |
193 |
548 |
480 |
18 |
0 |
| CDI |
0 |
0 |
0 |
37 |
879 |
976 |
197 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
348 |
2260 |
9083 |
6603 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69204 |
14234 |
143 |
866 |
477 |
42 |
0 |
0 |
| OW |
62 |
373 |
50 |
308 |
384 |
34 |
0 |
0 |
| VODI |
0 |
122 |
29 |
322 |
657 |
182 |
7 |
0 |
| ODI |
0 |
17 |
9 |
161 |
577 |
438 |
15 |
0 |
| CDI |
0 |
0 |
0 |
42 |
840 |
911 |
191 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
363 |
2345 |
9092 |
6603 |
|
Date: 2022-04-18:
| 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 |
69492 |
14062 |
120 |
654 |
236 |
62 |
0 |
0 |
| OW |
61 |
529 |
75 |
466 |
237 |
15 |
2 |
0 |
| VODI |
0 |
121 |
47 |
525 |
597 |
66 |
14 |
0 |
| ODI |
0 |
5 |
6 |
114 |
1183 |
221 |
18 |
0 |
| CDI |
0 |
0 |
0 |
26 |
695 |
1124 |
223 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
186 |
2266 |
9168 |
6474 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69492 |
14124 |
152 |
873 |
341 |
73 |
3 |
0 |
| OW |
61 |
373 |
39 |
358 |
321 |
30 |
11 |
0 |
| VODI |
0 |
199 |
38 |
273 |
721 |
139 |
29 |
0 |
| ODI |
0 |
19 |
17 |
201 |
543 |
281 |
55 |
0 |
| CDI |
0 |
2 |
2 |
75 |
763 |
678 |
186 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
445 |
2553 |
9141 |
6474 |
|
Date: 2022-04-20:
| 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 |
69715 |
13946 |
119 |
612 |
298 |
49 |
0 |
0 |
| OW |
61 |
504 |
65 |
420 |
250 |
30 |
2 |
0 |
| VODI |
0 |
195 |
55 |
427 |
614 |
128 |
7 |
0 |
| ODI |
0 |
4 |
5 |
163 |
702 |
296 |
23 |
0 |
| CDI |
0 |
0 |
0 |
56 |
748 |
1232 |
154 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
341 |
3083 |
8503 |
6286 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69715 |
13892 |
141 |
754 |
407 |
72 |
3 |
0 |
| OW |
61 |
422 |
35 |
363 |
309 |
48 |
15 |
0 |
| VODI |
0 |
243 |
35 |
285 |
636 |
206 |
32 |
0 |
| ODI |
0 |
66 |
23 |
136 |
481 |
419 |
41 |
0 |
| CDI |
0 |
26 |
8 |
86 |
639 |
843 |
160 |
0 |
| VCDI |
0 |
0 |
2 |
61 |
481 |
3230 |
8438 |
6286 |
|
Date: 2022-04-22:
| 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 |
69289 |
14364 |
150 |
769 |
343 |
36 |
0 |
0 |
| OW |
60 |
384 |
51 |
539 |
463 |
36 |
3 |
0 |
| VODI |
0 |
117 |
32 |
361 |
814 |
127 |
8 |
0 |
| ODI |
0 |
6 |
6 |
113 |
645 |
356 |
17 |
0 |
| CDI |
0 |
0 |
2 |
70 |
779 |
1202 |
207 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
361 |
3257 |
8514 |
5611 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69289 |
14275 |
150 |
975 |
465 |
59 |
7 |
0 |
| OW |
60 |
360 |
35 |
303 |
363 |
39 |
14 |
0 |
| VODI |
0 |
201 |
33 |
266 |
761 |
140 |
32 |
0 |
| ODI |
0 |
35 |
20 |
152 |
508 |
496 |
42 |
0 |
| CDI |
0 |
0 |
3 |
147 |
710 |
798 |
204 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
598 |
3482 |
8450 |
5611 |
|
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