Validation of sea ice concentration - European sector
Bulletin date: 2018-04-19
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-04-13:
| 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 |
68563 |
16237 |
213 |
1048 |
489 |
68 |
11 |
0 |
| OW |
52 |
297 |
54 |
510 |
502 |
102 |
19 |
0 |
| VODI |
0 |
79 |
26 |
318 |
755 |
245 |
35 |
0 |
| ODI |
0 |
7 |
5 |
96 |
610 |
426 |
82 |
0 |
| CDI |
0 |
0 |
0 |
33 |
440 |
1034 |
250 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
175 |
1961 |
8116 |
6242 |
|
...date precedes bulletin
|
Date: 2018-04-15:
| 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 |
69169 |
15922 |
194 |
987 |
598 |
61 |
0 |
0 |
| OW |
56 |
298 |
64 |
525 |
430 |
141 |
6 |
0 |
| VODI |
3 |
51 |
24 |
345 |
713 |
216 |
37 |
0 |
| ODI |
0 |
0 |
0 |
95 |
584 |
314 |
44 |
0 |
| CDI |
0 |
0 |
0 |
19 |
476 |
1038 |
183 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
208 |
2272 |
7948 |
6071 |
|
...date precedes bulletin
|
Date: 2018-04-17:
| 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 |
69947 |
15373 |
178 |
840 |
308 |
31 |
0 |
0 |
| OW |
69 |
448 |
72 |
654 |
449 |
54 |
0 |
0 |
| VODI |
0 |
58 |
23 |
400 |
854 |
154 |
1 |
0 |
| ODI |
0 |
0 |
0 |
40 |
798 |
369 |
11 |
0 |
| CDI |
0 |
0 |
0 |
0 |
453 |
1252 |
120 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
170 |
2319 |
8176 |
5479 |
|
...date precedes bulletin
|
Date: 2018-04-19:
| 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 |
70309 |
15087 |
189 |
988 |
553 |
95 |
3 |
0 |
| OW |
62 |
459 |
64 |
496 |
482 |
161 |
2 |
0 |
| VODI |
0 |
162 |
14 |
261 |
690 |
262 |
11 |
0 |
| ODI |
0 |
2 |
3 |
82 |
610 |
316 |
33 |
0 |
| CDI |
0 |
0 |
0 |
10 |
513 |
715 |
128 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
336 |
3103 |
7741 |
5150 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70309 |
15089 |
193 |
957 |
532 |
104 |
4 |
0 |
| OW |
62 |
419 |
57 |
514 |
475 |
151 |
1 |
0 |
| VODI |
0 |
192 |
18 |
265 |
668 |
217 |
11 |
0 |
| ODI |
0 |
10 |
2 |
88 |
599 |
318 |
27 |
0 |
| CDI |
0 |
0 |
0 |
14 |
541 |
685 |
103 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
369 |
3177 |
7772 |
5150 |
|
Date: 2018-04-21:
| 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 |
70476 |
15090 |
194 |
996 |
670 |
160 |
6 |
0 |
| OW |
65 |
389 |
40 |
426 |
480 |
178 |
6 |
0 |
| VODI |
5 |
183 |
14 |
243 |
620 |
287 |
52 |
0 |
| ODI |
1 |
3 |
0 |
84 |
459 |
343 |
49 |
0 |
| CDI |
0 |
0 |
0 |
23 |
454 |
944 |
173 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
280 |
1982 |
8364 |
5344 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70474 |
15063 |
190 |
968 |
695 |
167 |
6 |
0 |
| OW |
67 |
383 |
44 |
452 |
428 |
171 |
8 |
0 |
| VODI |
4 |
210 |
13 |
244 |
601 |
254 |
48 |
0 |
| ODI |
2 |
9 |
1 |
86 |
479 |
337 |
45 |
0 |
| CDI |
0 |
0 |
0 |
23 |
470 |
877 |
142 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
290 |
2088 |
8401 |
5344 |
|
Date: 2018-04-23:
| 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 |
71595 |
14063 |
164 |
957 |
568 |
91 |
2 |
0 |
| OW |
61 |
324 |
63 |
497 |
417 |
95 |
0 |
0 |
| VODI |
0 |
10 |
10 |
380 |
692 |
220 |
0 |
0 |
| ODI |
0 |
0 |
0 |
37 |
684 |
470 |
41 |
0 |
| CDI |
0 |
0 |
0 |
9 |
453 |
1357 |
297 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
95 |
1495 |
8297 |
5655 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71585 |
13847 |
184 |
1137 |
839 |
164 |
2 |
0 |
| OW |
65 |
364 |
36 |
404 |
483 |
178 |
15 |
0 |
| VODI |
6 |
176 |
12 |
214 |
526 |
344 |
40 |
0 |
| ODI |
0 |
10 |
5 |
84 |
418 |
411 |
38 |
0 |
| CDI |
0 |
0 |
0 |
41 |
462 |
1106 |
377 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
181 |
1525 |
8165 |
5655 |
|
Date: 2018-04-25:
| 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 |
71315 |
14250 |
171 |
1147 |
672 |
125 |
0 |
0 |
| OW |
61 |
184 |
49 |
469 |
507 |
104 |
0 |
0 |
| VODI |
0 |
34 |
11 |
292 |
670 |
275 |
30 |
0 |
| ODI |
0 |
0 |
0 |
61 |
508 |
445 |
76 |
0 |
| CDI |
0 |
0 |
0 |
3 |
454 |
972 |
263 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
139 |
1575 |
8292 |
5946 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71299 |
13969 |
192 |
1323 |
1045 |
235 |
6 |
0 |
| OW |
72 |
271 |
25 |
377 |
514 |
194 |
21 |
0 |
| VODI |
5 |
183 |
2 |
152 |
452 |
317 |
62 |
0 |
| ODI |
0 |
43 |
9 |
65 |
370 |
388 |
85 |
0 |
| CDI |
0 |
2 |
3 |
51 |
359 |
814 |
289 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
210 |
1548 |
8198 |
5946 |
|
Date: 2018-04-27:
| 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 |
70184 |
15263 |
189 |
1330 |
780 |
103 |
0 |
0 |
| OW |
67 |
182 |
47 |
397 |
592 |
140 |
2 |
0 |
| VODI |
0 |
23 |
8 |
276 |
619 |
309 |
39 |
0 |
| ODI |
0 |
0 |
0 |
67 |
463 |
456 |
55 |
0 |
| CDI |
0 |
0 |
0 |
2 |
392 |
980 |
367 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
192 |
1574 |
7367 |
6635 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70177 |
15049 |
212 |
1542 |
1097 |
216 |
16 |
0 |
| OW |
72 |
228 |
17 |
250 |
513 |
234 |
24 |
0 |
| VODI |
2 |
140 |
6 |
154 |
479 |
289 |
61 |
0 |
| ODI |
0 |
51 |
9 |
61 |
311 |
401 |
93 |
0 |
| CDI |
0 |
0 |
0 |
64 |
378 |
1111 |
482 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
260 |
1311 |
7154 |
6635 |
|
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