Validation of sea ice concentration - European sector
Bulletin date: 2017-04-27
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-04-21:
| 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 |
57539 |
20158 |
4314 |
2119 |
295 |
16 |
0 |
0 |
| OW |
51 |
51 |
136 |
517 |
332 |
14 |
0 |
0 |
| VODI |
0 |
5 |
80 |
352 |
699 |
134 |
24 |
0 |
| ODI |
0 |
0 |
32 |
172 |
600 |
453 |
51 |
0 |
| CDI |
0 |
0 |
11 |
113 |
495 |
1478 |
263 |
0 |
| VCDI |
0 |
0 |
0 |
78 |
315 |
3734 |
9337 |
5132 |
|
...date precedes bulletin
|
Date: 2017-04-23:
| 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 |
53487 |
20889 |
7746 |
2119 |
258 |
24 |
0 |
0 |
| OW |
51 |
46 |
179 |
582 |
318 |
33 |
0 |
0 |
| VODI |
0 |
22 |
117 |
333 |
709 |
167 |
15 |
0 |
| ODI |
0 |
1 |
46 |
196 |
519 |
459 |
91 |
0 |
| CDI |
0 |
0 |
13 |
150 |
484 |
1503 |
299 |
0 |
| VCDI |
0 |
0 |
0 |
66 |
532 |
3453 |
9078 |
5115 |
|
...date precedes bulletin
|
Date: 2017-04-25:
| 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 |
56362 |
20698 |
4937 |
2222 |
229 |
21 |
0 |
0 |
| OW |
51 |
11 |
58 |
744 |
327 |
21 |
0 |
0 |
| VODI |
0 |
0 |
7 |
379 |
807 |
158 |
0 |
0 |
| ODI |
0 |
0 |
0 |
79 |
701 |
505 |
6 |
0 |
| CDI |
0 |
0 |
0 |
27 |
476 |
2111 |
298 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
140 |
2946 |
9633 |
5146 |
|
...date precedes bulletin
|
Date: 2017-04-27:
| 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 |
57002 |
19614 |
5179 |
2476 |
261 |
29 |
0 |
0 |
| OW |
51 |
1 |
73 |
670 |
438 |
30 |
0 |
0 |
| VODI |
0 |
0 |
7 |
337 |
878 |
186 |
0 |
0 |
| ODI |
0 |
0 |
0 |
85 |
634 |
515 |
23 |
0 |
| CDI |
0 |
0 |
0 |
24 |
689 |
1430 |
172 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
447 |
4295 |
8433 |
5121 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57002 |
19613 |
5196 |
2614 |
308 |
32 |
0 |
0 |
| OW |
51 |
2 |
58 |
578 |
400 |
28 |
0 |
0 |
| VODI |
0 |
0 |
5 |
298 |
884 |
162 |
0 |
0 |
| ODI |
0 |
0 |
0 |
80 |
636 |
554 |
14 |
0 |
| CDI |
0 |
0 |
0 |
22 |
687 |
1383 |
197 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
432 |
4326 |
8417 |
5121 |
|
Date: 2017-04-29:
| 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 |
58436 |
18833 |
4677 |
2430 |
421 |
18 |
0 |
0 |
| OW |
51 |
38 |
134 |
508 |
643 |
22 |
0 |
0 |
| VODI |
0 |
8 |
5 |
267 |
853 |
285 |
0 |
0 |
| ODI |
0 |
0 |
0 |
96 |
665 |
535 |
25 |
0 |
| CDI |
0 |
0 |
0 |
41 |
603 |
1458 |
123 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
234 |
4601 |
7913 |
5177 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58436 |
18859 |
4774 |
2563 |
525 |
26 |
0 |
0 |
| OW |
51 |
17 |
40 |
389 |
535 |
31 |
0 |
0 |
| VODI |
0 |
3 |
2 |
251 |
834 |
248 |
0 |
0 |
| ODI |
0 |
0 |
0 |
99 |
662 |
515 |
17 |
0 |
| CDI |
0 |
0 |
0 |
40 |
647 |
1478 |
120 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
216 |
4621 |
7924 |
5177 |
|
Date: 2017-05-01:
| 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 |
58388 |
20178 |
4441 |
1836 |
183 |
33 |
0 |
0 |
| OW |
51 |
24 |
24 |
711 |
275 |
21 |
0 |
0 |
| VODI |
0 |
1 |
0 |
442 |
747 |
76 |
1 |
0 |
| ODI |
0 |
0 |
0 |
83 |
1066 |
391 |
10 |
0 |
| CDI |
0 |
0 |
0 |
8 |
813 |
1884 |
149 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
279 |
4593 |
8221 |
4162 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58389 |
20179 |
4407 |
2123 |
347 |
48 |
0 |
0 |
| OW |
50 |
20 |
52 |
491 |
460 |
69 |
0 |
0 |
| VODI |
0 |
4 |
5 |
303 |
738 |
344 |
8 |
0 |
| ODI |
0 |
0 |
1 |
96 |
611 |
511 |
27 |
0 |
| CDI |
0 |
0 |
0 |
66 |
716 |
1229 |
130 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
491 |
4797 |
8216 |
4162 |
|
Date: 2017-05-03:
| 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 |
55348 |
20565 |
6689 |
2396 |
342 |
50 |
8 |
0 |
| OW |
50 |
8 |
13 |
580 |
442 |
48 |
2 |
0 |
| VODI |
0 |
0 |
0 |
259 |
898 |
184 |
29 |
0 |
| ODI |
0 |
0 |
0 |
98 |
748 |
577 |
43 |
0 |
| CDI |
0 |
0 |
0 |
33 |
817 |
2545 |
208 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
269 |
4408 |
7525 |
3918 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
55348 |
20562 |
6607 |
2434 |
564 |
73 |
8 |
0 |
| OW |
50 |
8 |
88 |
435 |
431 |
162 |
11 |
0 |
| VODI |
0 |
3 |
7 |
298 |
792 |
354 |
26 |
0 |
| ODI |
0 |
0 |
0 |
122 |
563 |
558 |
52 |
0 |
| CDI |
0 |
0 |
0 |
77 |
795 |
1676 |
189 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
371 |
4989 |
7529 |
3918 |
|
Date: 2017-05-05:
| 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 |
57410 |
19501 |
6324 |
2009 |
312 |
52 |
2 |
0 |
| OW |
50 |
7 |
22 |
599 |
573 |
48 |
7 |
0 |
| VODI |
0 |
0 |
0 |
281 |
797 |
355 |
38 |
0 |
| ODI |
0 |
0 |
0 |
137 |
682 |
492 |
38 |
0 |
| CDI |
0 |
0 |
0 |
56 |
912 |
2006 |
101 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
246 |
3920 |
7656 |
4467 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57398 |
19470 |
6193 |
2068 |
499 |
96 |
2 |
0 |
| OW |
62 |
33 |
120 |
415 |
548 |
132 |
36 |
0 |
| VODI |
0 |
4 |
33 |
342 |
603 |
451 |
34 |
0 |
| ODI |
0 |
1 |
0 |
156 |
601 |
437 |
28 |
0 |
| CDI |
0 |
0 |
0 |
97 |
974 |
1546 |
100 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
297 |
4211 |
7642 |
4467 |
|
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