Validation of sea ice concentration - European sector
Bulletin date: 2020-03-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-03-20:
| 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 |
66939 |
15346 |
216 |
1124 |
502 |
75 |
1 |
0 |
| OW |
52 |
302 |
43 |
475 |
465 |
42 |
12 |
0 |
| VODI |
0 |
131 |
22 |
288 |
746 |
123 |
25 |
0 |
| ODI |
0 |
36 |
10 |
88 |
715 |
276 |
46 |
0 |
| CDI |
0 |
11 |
1 |
68 |
680 |
1110 |
184 |
2 |
| VCDI |
0 |
0 |
0 |
48 |
507 |
3143 |
9860 |
5386 |
|
...date precedes bulletin
|
Date: 2020-03-22:
| 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 |
67772 |
14755 |
184 |
1046 |
491 |
70 |
12 |
0 |
| OW |
52 |
341 |
60 |
474 |
430 |
74 |
18 |
0 |
| VODI |
0 |
113 |
15 |
321 |
752 |
194 |
33 |
0 |
| ODI |
0 |
40 |
5 |
121 |
629 |
345 |
63 |
0 |
| CDI |
0 |
14 |
4 |
58 |
767 |
687 |
294 |
0 |
| VCDI |
0 |
1 |
3 |
40 |
436 |
2648 |
9050 |
6688 |
|
...date precedes bulletin
|
Date: 2020-03-24:
| 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 |
68564 |
14617 |
191 |
1009 |
395 |
75 |
3 |
0 |
| OW |
51 |
220 |
60 |
589 |
430 |
27 |
8 |
0 |
| VODI |
0 |
54 |
18 |
373 |
945 |
112 |
12 |
0 |
| ODI |
0 |
14 |
2 |
103 |
836 |
335 |
29 |
0 |
| CDI |
0 |
5 |
1 |
46 |
847 |
708 |
208 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
450 |
3024 |
7716 |
7015 |
|
...date precedes bulletin
|
Date: 2020-03-26:
| 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 |
68611 |
14423 |
196 |
995 |
508 |
50 |
11 |
0 |
| OW |
51 |
284 |
48 |
543 |
617 |
56 |
13 |
0 |
| VODI |
0 |
64 |
15 |
227 |
1020 |
248 |
17 |
0 |
| ODI |
0 |
18 |
8 |
61 |
683 |
428 |
27 |
0 |
| CDI |
0 |
7 |
3 |
36 |
664 |
782 |
177 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
239 |
2573 |
8767 |
6612 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68611 |
14405 |
195 |
1073 |
574 |
56 |
13 |
0 |
| OW |
51 |
287 |
46 |
466 |
632 |
59 |
10 |
0 |
| VODI |
0 |
76 |
17 |
213 |
916 |
287 |
21 |
0 |
| ODI |
0 |
21 |
9 |
72 |
652 |
410 |
23 |
0 |
| CDI |
0 |
7 |
3 |
36 |
698 |
762 |
179 |
0 |
| VCDI |
0 |
0 |
0 |
20 |
259 |
2563 |
8766 |
6612 |
|
Date: 2020-03-28:
| 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 |
68565 |
14354 |
208 |
1117 |
616 |
72 |
2 |
0 |
| OW |
51 |
385 |
37 |
497 |
704 |
99 |
7 |
0 |
| VODI |
0 |
110 |
19 |
250 |
782 |
315 |
20 |
0 |
| ODI |
0 |
23 |
9 |
94 |
545 |
421 |
32 |
0 |
| CDI |
0 |
11 |
8 |
36 |
598 |
730 |
222 |
5 |
| VCDI |
0 |
0 |
0 |
58 |
322 |
2630 |
9226 |
5920 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68565 |
14426 |
212 |
1173 |
647 |
72 |
2 |
0 |
| OW |
51 |
305 |
37 |
477 |
738 |
103 |
6 |
0 |
| VODI |
0 |
114 |
15 |
214 |
719 |
358 |
24 |
0 |
| ODI |
0 |
27 |
9 |
85 |
485 |
378 |
34 |
0 |
| CDI |
0 |
10 |
7 |
45 |
588 |
703 |
208 |
6 |
| VCDI |
0 |
1 |
1 |
58 |
390 |
2653 |
9235 |
5919 |
|
Date: 2020-03-30:
| 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 |
67553 |
15150 |
183 |
994 |
442 |
58 |
19 |
0 |
| OW |
51 |
333 |
75 |
726 |
409 |
54 |
6 |
0 |
| VODI |
0 |
41 |
13 |
431 |
1148 |
154 |
21 |
0 |
| ODI |
0 |
2 |
2 |
58 |
1060 |
424 |
29 |
0 |
| CDI |
0 |
0 |
0 |
56 |
430 |
1007 |
180 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
158 |
2437 |
9237 |
6158 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67553 |
15254 |
229 |
1562 |
838 |
85 |
21 |
0 |
| OW |
51 |
202 |
24 |
354 |
812 |
143 |
13 |
0 |
| VODI |
0 |
53 |
7 |
157 |
654 |
388 |
35 |
0 |
| ODI |
0 |
12 |
9 |
67 |
519 |
255 |
56 |
0 |
| CDI |
0 |
5 |
4 |
58 |
478 |
561 |
145 |
0 |
| VCDI |
0 |
0 |
0 |
68 |
346 |
2702 |
9222 |
6158 |
|
Date: 2020-04-01:
| 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 |
67668 |
15120 |
196 |
1203 |
548 |
100 |
15 |
0 |
| OW |
51 |
196 |
58 |
747 |
549 |
95 |
26 |
0 |
| VODI |
0 |
19 |
8 |
317 |
867 |
329 |
46 |
0 |
| ODI |
0 |
0 |
0 |
61 |
538 |
470 |
54 |
0 |
| CDI |
0 |
0 |
0 |
9 |
338 |
754 |
166 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
231 |
2481 |
11005 |
4833 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67668 |
15123 |
221 |
1614 |
1056 |
193 |
25 |
0 |
| OW |
51 |
169 |
32 |
390 |
446 |
233 |
33 |
0 |
| VODI |
0 |
39 |
5 |
227 |
480 |
377 |
63 |
0 |
| ODI |
0 |
4 |
4 |
63 |
396 |
341 |
88 |
0 |
| CDI |
0 |
0 |
0 |
34 |
389 |
489 |
202 |
1 |
| VCDI |
0 |
0 |
0 |
11 |
304 |
2596 |
10901 |
4832 |
|
Date: 2020-04-03:
| 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 |
67785 |
15418 |
208 |
1221 |
478 |
99 |
23 |
0 |
| OW |
51 |
247 |
55 |
734 |
534 |
115 |
33 |
0 |
| VODI |
0 |
21 |
5 |
302 |
721 |
292 |
48 |
0 |
| ODI |
0 |
6 |
1 |
92 |
400 |
340 |
83 |
0 |
| CDI |
0 |
0 |
0 |
28 |
386 |
437 |
172 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
405 |
3339 |
8167 |
6841 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67785 |
15468 |
224 |
1594 |
787 |
172 |
41 |
0 |
| OW |
51 |
169 |
33 |
423 |
472 |
200 |
49 |
0 |
| VODI |
0 |
43 |
11 |
178 |
526 |
321 |
74 |
0 |
| ODI |
0 |
12 |
0 |
95 |
322 |
314 |
92 |
0 |
| CDI |
0 |
0 |
1 |
83 |
355 |
369 |
185 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
462 |
3246 |
8085 |
6841 |
|
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