Validation of sea ice concentration - European sector
Bulletin date: 2021-03-18
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-03-12:
| 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 |
68903 |
14599 |
140 |
497 |
172 |
34 |
6 |
0 |
| OW |
54 |
519 |
59 |
503 |
130 |
13 |
1 |
0 |
| VODI |
0 |
273 |
44 |
486 |
508 |
42 |
1 |
0 |
| ODI |
0 |
119 |
20 |
188 |
565 |
171 |
6 |
0 |
| CDI |
0 |
64 |
20 |
170 |
536 |
525 |
92 |
0 |
| VCDI |
0 |
16 |
9 |
252 |
1138 |
3055 |
8983 |
6187 |
|
...date precedes bulletin
|
Date: 2021-03-14:
| 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 |
68974 |
14240 |
114 |
531 |
216 |
13 |
0 |
0 |
| OW |
54 |
684 |
80 |
404 |
166 |
28 |
1 |
0 |
| VODI |
0 |
315 |
38 |
534 |
373 |
59 |
4 |
0 |
| ODI |
0 |
141 |
16 |
196 |
495 |
105 |
7 |
0 |
| CDI |
0 |
81 |
14 |
164 |
504 |
329 |
37 |
0 |
| VCDI |
0 |
31 |
12 |
284 |
1080 |
3297 |
9343 |
6136 |
|
...date precedes bulletin
|
Date: 2021-03-16:
| 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 |
69272 |
13749 |
126 |
608 |
239 |
3 |
0 |
0 |
| OW |
55 |
536 |
80 |
378 |
215 |
35 |
0 |
0 |
| VODI |
0 |
238 |
36 |
504 |
378 |
79 |
0 |
0 |
| ODI |
0 |
76 |
9 |
234 |
629 |
148 |
2 |
0 |
| CDI |
0 |
43 |
11 |
108 |
654 |
424 |
70 |
0 |
| VCDI |
0 |
8 |
4 |
119 |
914 |
3479 |
9897 |
5740 |
|
...date precedes bulletin
|
Date: 2021-03-18:
| 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 |
68837 |
14054 |
132 |
517 |
223 |
31 |
0 |
0 |
| OW |
63 |
503 |
76 |
411 |
210 |
56 |
0 |
0 |
| VODI |
0 |
197 |
40 |
458 |
470 |
91 |
1 |
0 |
| ODI |
0 |
61 |
10 |
194 |
603 |
260 |
0 |
0 |
| CDI |
0 |
28 |
11 |
124 |
803 |
775 |
75 |
0 |
| VCDI |
0 |
3 |
4 |
61 |
752 |
3624 |
9290 |
6052 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68844 |
14070 |
128 |
521 |
242 |
35 |
0 |
0 |
| OW |
56 |
482 |
78 |
369 |
186 |
50 |
0 |
0 |
| VODI |
0 |
211 |
42 |
502 |
416 |
95 |
1 |
0 |
| ODI |
0 |
60 |
15 |
188 |
668 |
260 |
0 |
0 |
| CDI |
0 |
22 |
6 |
136 |
808 |
798 |
77 |
0 |
| VCDI |
0 |
1 |
4 |
49 |
741 |
3599 |
9288 |
6052 |
|
Date: 2021-03-20:
| 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 |
68427 |
14624 |
129 |
462 |
183 |
39 |
0 |
0 |
| OW |
59 |
527 |
96 |
520 |
105 |
6 |
0 |
0 |
| VODI |
0 |
274 |
37 |
584 |
416 |
23 |
0 |
0 |
| ODI |
0 |
125 |
10 |
253 |
638 |
128 |
0 |
0 |
| CDI |
0 |
64 |
18 |
181 |
819 |
905 |
33 |
0 |
| VCDI |
0 |
29 |
7 |
220 |
1611 |
4315 |
7599 |
5634 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68432 |
14625 |
122 |
458 |
193 |
42 |
0 |
0 |
| OW |
54 |
563 |
101 |
458 |
106 |
3 |
0 |
0 |
| VODI |
0 |
258 |
39 |
655 |
335 |
19 |
0 |
0 |
| ODI |
0 |
117 |
11 |
261 |
727 |
147 |
0 |
0 |
| CDI |
0 |
59 |
17 |
175 |
814 |
862 |
55 |
0 |
| VCDI |
0 |
21 |
7 |
213 |
1597 |
4343 |
7577 |
5634 |
|
Date: 2021-03-22:
| 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 |
67926 |
15054 |
179 |
603 |
202 |
11 |
0 |
0 |
| OW |
53 |
480 |
67 |
580 |
181 |
7 |
0 |
0 |
| VODI |
0 |
209 |
50 |
523 |
666 |
31 |
0 |
0 |
| ODI |
0 |
59 |
11 |
226 |
918 |
146 |
0 |
0 |
| CDI |
0 |
43 |
3 |
97 |
995 |
956 |
62 |
0 |
| VCDI |
0 |
43 |
6 |
146 |
1029 |
3759 |
7294 |
6485 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67926 |
14758 |
164 |
591 |
288 |
11 |
0 |
0 |
| OW |
53 |
524 |
72 |
473 |
215 |
17 |
0 |
0 |
| VODI |
0 |
306 |
42 |
502 |
538 |
70 |
0 |
0 |
| ODI |
0 |
123 |
15 |
198 |
764 |
174 |
1 |
0 |
| CDI |
0 |
82 |
13 |
141 |
841 |
675 |
135 |
0 |
| VCDI |
0 |
95 |
10 |
270 |
1345 |
3963 |
7220 |
6485 |
|
Date: 2021-03-24:
| 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 |
67865 |
15145 |
164 |
659 |
231 |
2 |
0 |
0 |
| OW |
53 |
492 |
67 |
501 |
256 |
8 |
0 |
0 |
| VODI |
0 |
263 |
37 |
488 |
618 |
83 |
4 |
0 |
| ODI |
0 |
101 |
14 |
258 |
568 |
205 |
11 |
0 |
| CDI |
0 |
77 |
12 |
155 |
810 |
547 |
10 |
0 |
| VCDI |
0 |
132 |
12 |
287 |
1422 |
3780 |
6692 |
7071 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67865 |
14785 |
162 |
703 |
323 |
2 |
0 |
0 |
| OW |
53 |
501 |
56 |
476 |
310 |
23 |
0 |
0 |
| VODI |
0 |
344 |
35 |
383 |
626 |
119 |
0 |
0 |
| ODI |
0 |
182 |
16 |
221 |
438 |
209 |
15 |
0 |
| CDI |
0 |
142 |
12 |
160 |
622 |
434 |
49 |
0 |
| VCDI |
0 |
256 |
25 |
405 |
1586 |
3838 |
6653 |
7071 |
|
Date: 2021-03-26:
| 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 |
68095 |
14905 |
153 |
709 |
250 |
11 |
0 |
0 |
| OW |
53 |
549 |
57 |
513 |
281 |
12 |
0 |
0 |
| VODI |
0 |
326 |
42 |
423 |
517 |
83 |
0 |
0 |
| ODI |
0 |
130 |
15 |
231 |
477 |
147 |
11 |
0 |
| CDI |
0 |
105 |
10 |
184 |
561 |
526 |
61 |
0 |
| VCDI |
0 |
58 |
17 |
306 |
1482 |
3652 |
7377 |
6771 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68094 |
14409 |
161 |
744 |
357 |
15 |
0 |
0 |
| OW |
54 |
559 |
42 |
428 |
263 |
39 |
0 |
0 |
| VODI |
0 |
417 |
28 |
408 |
502 |
107 |
0 |
0 |
| ODI |
0 |
246 |
22 |
163 |
430 |
171 |
5 |
0 |
| CDI |
0 |
175 |
17 |
201 |
529 |
565 |
88 |
0 |
| VCDI |
0 |
267 |
24 |
422 |
1487 |
3534 |
7356 |
6771 |
|
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