Validation of sea ice concentration - European sector
Bulletin date: 2018-04-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-04-20:
| 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 |
70342 |
15106 |
199 |
995 |
680 |
136 |
1 |
0 |
| OW |
69 |
420 |
44 |
424 |
492 |
182 |
3 |
0 |
| VODI |
7 |
170 |
17 |
287 |
643 |
256 |
42 |
0 |
| ODI |
1 |
5 |
1 |
101 |
537 |
279 |
57 |
0 |
| CDI |
0 |
0 |
0 |
18 |
504 |
775 |
117 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
371 |
2637 |
8052 |
5115 |
|
...date precedes bulletin
|
Date: 2018-04-22:
| 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 |
71043 |
14487 |
178 |
988 |
786 |
202 |
4 |
0 |
| OW |
65 |
415 |
51 |
411 |
442 |
177 |
10 |
0 |
| VODI |
5 |
158 |
20 |
243 |
597 |
288 |
50 |
0 |
| ODI |
0 |
5 |
0 |
92 |
432 |
382 |
34 |
0 |
| CDI |
0 |
0 |
0 |
11 |
522 |
964 |
358 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
206 |
1585 |
8436 |
5453 |
|
...date precedes bulletin
|
Date: 2018-04-24:
| 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 |
71407 |
14231 |
178 |
1036 |
690 |
112 |
0 |
0 |
| OW |
62 |
187 |
45 |
544 |
425 |
86 |
0 |
0 |
| VODI |
0 |
25 |
7 |
337 |
719 |
217 |
6 |
0 |
| ODI |
0 |
0 |
0 |
37 |
579 |
475 |
63 |
0 |
| CDI |
0 |
0 |
0 |
0 |
535 |
1034 |
212 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
155 |
2048 |
7881 |
5767 |
|
...date precedes bulletin
|
Date: 2018-04-26:
| 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 |
71146 |
14328 |
170 |
1307 |
695 |
83 |
0 |
0 |
| OW |
61 |
166 |
49 |
454 |
574 |
120 |
1 |
0 |
| VODI |
0 |
26 |
7 |
255 |
646 |
306 |
43 |
0 |
| ODI |
0 |
0 |
0 |
54 |
504 |
454 |
50 |
0 |
| CDI |
0 |
0 |
0 |
2 |
380 |
1055 |
322 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
124 |
1465 |
8107 |
6146 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71129 |
14085 |
167 |
1371 |
1073 |
188 |
9 |
0 |
| OW |
74 |
291 |
46 |
360 |
481 |
194 |
23 |
0 |
| VODI |
4 |
123 |
9 |
241 |
452 |
321 |
42 |
0 |
| ODI |
0 |
21 |
4 |
82 |
334 |
380 |
66 |
0 |
| CDI |
0 |
0 |
0 |
18 |
386 |
792 |
310 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
197 |
1608 |
8073 |
6146 |
|
Date: 2018-04-28:
| 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 |
69764 |
15374 |
199 |
1443 |
1015 |
122 |
0 |
0 |
| OW |
64 |
185 |
39 |
315 |
600 |
161 |
13 |
0 |
| VODI |
0 |
25 |
7 |
200 |
610 |
363 |
65 |
0 |
| ODI |
0 |
0 |
0 |
38 |
463 |
398 |
75 |
0 |
| CDI |
0 |
0 |
0 |
0 |
385 |
1042 |
431 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
100 |
1914 |
7733 |
5951 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69748 |
15221 |
207 |
1484 |
1384 |
247 |
21 |
0 |
| OW |
73 |
228 |
24 |
246 |
423 |
237 |
35 |
0 |
| VODI |
7 |
101 |
12 |
193 |
458 |
319 |
48 |
0 |
| ODI |
0 |
34 |
2 |
64 |
351 |
357 |
94 |
0 |
| CDI |
0 |
0 |
0 |
10 |
377 |
878 |
432 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
180 |
1962 |
7687 |
5951 |
|
Date: 2018-04-30:
| 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 |
70551 |
14734 |
211 |
1414 |
750 |
83 |
0 |
0 |
| OW |
63 |
91 |
39 |
486 |
415 |
133 |
2 |
0 |
| VODI |
0 |
4 |
2 |
268 |
770 |
215 |
15 |
0 |
| ODI |
0 |
0 |
0 |
12 |
809 |
406 |
37 |
0 |
| CDI |
0 |
0 |
0 |
6 |
443 |
1475 |
151 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
59 |
1971 |
7747 |
5722 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70532 |
14543 |
211 |
1670 |
1312 |
279 |
1 |
0 |
| OW |
80 |
176 |
28 |
241 |
424 |
274 |
12 |
0 |
| VODI |
2 |
93 |
12 |
193 |
452 |
320 |
53 |
0 |
| ODI |
0 |
17 |
1 |
55 |
421 |
304 |
111 |
0 |
| CDI |
0 |
0 |
0 |
21 |
423 |
803 |
223 |
0 |
| VCDI |
0 |
0 |
0 |
22 |
214 |
2303 |
7552 |
5722 |
|
Date: 2018-05-02:
| 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 |
70740 |
14751 |
236 |
1603 |
852 |
154 |
3 |
0 |
| OW |
63 |
69 |
26 |
385 |
448 |
171 |
14 |
0 |
| VODI |
0 |
2 |
0 |
171 |
748 |
340 |
22 |
0 |
| ODI |
0 |
0 |
0 |
12 |
559 |
468 |
90 |
0 |
| CDI |
0 |
0 |
0 |
13 |
500 |
935 |
213 |
0 |
| VCDI |
0 |
7 |
2 |
42 |
149 |
2526 |
7713 |
5073 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70731 |
14527 |
224 |
1669 |
1353 |
418 |
41 |
0 |
| OW |
72 |
193 |
22 |
197 |
351 |
272 |
40 |
0 |
| VODI |
0 |
88 |
15 |
184 |
349 |
338 |
68 |
0 |
| ODI |
0 |
14 |
1 |
89 |
382 |
320 |
115 |
0 |
| CDI |
0 |
0 |
0 |
42 |
517 |
705 |
231 |
0 |
| VCDI |
0 |
7 |
2 |
45 |
304 |
2541 |
7560 |
5073 |
|
Date: 2018-05-04:
| 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 |
72213 |
14073 |
194 |
1392 |
751 |
126 |
3 |
0 |
| OW |
63 |
131 |
33 |
383 |
516 |
164 |
12 |
0 |
| VODI |
0 |
4 |
2 |
180 |
727 |
415 |
33 |
0 |
| ODI |
0 |
3 |
1 |
51 |
432 |
445 |
61 |
0 |
| CDI |
0 |
10 |
2 |
46 |
536 |
1053 |
206 |
0 |
| VCDI |
0 |
8 |
3 |
54 |
275 |
3035 |
6722 |
4742 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72210 |
13739 |
182 |
1521 |
1323 |
386 |
52 |
0 |
| OW |
66 |
272 |
14 |
104 |
304 |
246 |
9 |
0 |
| VODI |
0 |
179 |
20 |
154 |
289 |
329 |
78 |
0 |
| ODI |
0 |
26 |
16 |
165 |
340 |
309 |
65 |
0 |
| CDI |
0 |
9 |
1 |
116 |
568 |
967 |
175 |
0 |
| VCDI |
0 |
4 |
2 |
46 |
413 |
3001 |
6658 |
4742 |
|
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