Validation of sea ice concentration - European sector
Bulletin date: 2021-03-11
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-03-05:
| 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 |
69244 |
14586 |
148 |
553 |
261 |
40 |
1 |
0 |
| OW |
62 |
524 |
86 |
504 |
189 |
20 |
6 |
0 |
| VODI |
0 |
165 |
47 |
593 |
424 |
35 |
10 |
0 |
| ODI |
0 |
49 |
8 |
244 |
636 |
92 |
13 |
0 |
| CDI |
0 |
33 |
8 |
123 |
962 |
777 |
64 |
0 |
| VCDI |
0 |
7 |
8 |
117 |
1295 |
4825 |
7513 |
4828 |
|
...date precedes bulletin
|
Date: 2021-03-07:
| 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 |
69087 |
14547 |
118 |
544 |
272 |
31 |
1 |
0 |
| OW |
62 |
628 |
76 |
474 |
174 |
19 |
6 |
0 |
| VODI |
0 |
245 |
55 |
484 |
471 |
34 |
11 |
0 |
| ODI |
0 |
103 |
16 |
235 |
625 |
68 |
14 |
0 |
| CDI |
0 |
59 |
16 |
162 |
745 |
636 |
100 |
0 |
| VCDI |
0 |
36 |
14 |
211 |
1216 |
4267 |
8056 |
5182 |
|
...date precedes bulletin
|
Date: 2021-03-09:
| 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 |
68667 |
14805 |
141 |
566 |
274 |
21 |
0 |
0 |
| OW |
58 |
458 |
79 |
522 |
184 |
17 |
1 |
0 |
| VODI |
0 |
156 |
35 |
562 |
525 |
48 |
4 |
0 |
| ODI |
0 |
58 |
14 |
187 |
748 |
174 |
7 |
0 |
| CDI |
0 |
34 |
13 |
151 |
763 |
581 |
38 |
0 |
| VCDI |
0 |
0 |
4 |
100 |
896 |
3386 |
9130 |
5693 |
|
...date precedes bulletin
|
Date: 2021-03-11:
| 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 |
68982 |
14528 |
133 |
495 |
165 |
27 |
9 |
0 |
| OW |
54 |
504 |
83 |
483 |
139 |
8 |
0 |
0 |
| VODI |
0 |
229 |
39 |
636 |
450 |
30 |
0 |
0 |
| ODI |
0 |
119 |
14 |
185 |
665 |
132 |
2 |
0 |
| CDI |
0 |
48 |
23 |
161 |
617 |
525 |
107 |
0 |
| VCDI |
0 |
7 |
5 |
324 |
1231 |
2975 |
8937 |
6029 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68982 |
14546 |
145 |
501 |
167 |
25 |
9 |
0 |
| OW |
54 |
470 |
71 |
467 |
154 |
8 |
0 |
0 |
| VODI |
0 |
246 |
40 |
605 |
435 |
34 |
0 |
0 |
| ODI |
0 |
114 |
15 |
228 |
667 |
133 |
2 |
0 |
| CDI |
0 |
53 |
20 |
157 |
616 |
533 |
109 |
0 |
| VCDI |
0 |
6 |
6 |
326 |
1228 |
2964 |
8935 |
6029 |
|
Date: 2021-03-13:
| 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 |
68844 |
14534 |
124 |
493 |
209 |
41 |
2 |
0 |
| OW |
58 |
601 |
75 |
476 |
138 |
22 |
0 |
0 |
| VODI |
0 |
311 |
33 |
586 |
378 |
47 |
2 |
0 |
| ODI |
0 |
143 |
13 |
175 |
551 |
91 |
5 |
0 |
| CDI |
0 |
85 |
23 |
160 |
515 |
372 |
32 |
0 |
| VCDI |
0 |
28 |
11 |
297 |
1107 |
3427 |
9009 |
6082 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68844 |
14533 |
135 |
513 |
201 |
40 |
2 |
0 |
| OW |
58 |
536 |
58 |
464 |
148 |
21 |
0 |
0 |
| VODI |
0 |
376 |
35 |
552 |
382 |
45 |
2 |
0 |
| ODI |
0 |
136 |
20 |
198 |
510 |
97 |
5 |
0 |
| CDI |
0 |
89 |
17 |
158 |
524 |
363 |
39 |
0 |
| VCDI |
0 |
32 |
14 |
302 |
1133 |
3434 |
9002 |
6082 |
|
Date: 2021-03-15:
| 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 |
69551 |
13657 |
115 |
515 |
248 |
12 |
0 |
0 |
| OW |
54 |
576 |
84 |
378 |
178 |
40 |
0 |
0 |
| VODI |
0 |
219 |
41 |
598 |
398 |
78 |
0 |
0 |
| ODI |
0 |
78 |
16 |
244 |
679 |
145 |
3 |
0 |
| CDI |
0 |
30 |
7 |
163 |
655 |
416 |
35 |
0 |
| VCDI |
0 |
2 |
5 |
109 |
871 |
3441 |
9254 |
6205 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69550 |
13339 |
123 |
519 |
287 |
25 |
0 |
0 |
| OW |
55 |
626 |
69 |
310 |
174 |
47 |
0 |
0 |
| VODI |
0 |
310 |
41 |
553 |
421 |
107 |
3 |
0 |
| ODI |
0 |
141 |
5 |
211 |
470 |
140 |
10 |
0 |
| CDI |
0 |
82 |
19 |
132 |
572 |
357 |
74 |
0 |
| VCDI |
0 |
64 |
11 |
282 |
1105 |
3456 |
9205 |
6205 |
|
Date: 2021-03-17:
| 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 |
69073 |
13895 |
147 |
551 |
216 |
8 |
0 |
0 |
| OW |
58 |
528 |
63 |
376 |
231 |
39 |
0 |
0 |
| VODI |
0 |
222 |
41 |
477 |
427 |
75 |
2 |
0 |
| ODI |
0 |
63 |
7 |
202 |
638 |
155 |
9 |
0 |
| CDI |
0 |
26 |
10 |
102 |
667 |
600 |
118 |
0 |
| VCDI |
0 |
9 |
3 |
61 |
847 |
3547 |
8400 |
7207 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69076 |
13598 |
144 |
561 |
262 |
18 |
0 |
0 |
| OW |
55 |
581 |
40 |
319 |
211 |
40 |
0 |
0 |
| VODI |
0 |
345 |
40 |
356 |
421 |
79 |
4 |
0 |
| ODI |
0 |
122 |
24 |
226 |
536 |
183 |
12 |
0 |
| CDI |
0 |
62 |
15 |
177 |
525 |
528 |
107 |
0 |
| VCDI |
0 |
35 |
8 |
130 |
1071 |
3576 |
8406 |
7207 |
|
Date: 2021-03-19:
| 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 |
68437 |
14470 |
129 |
490 |
228 |
41 |
0 |
0 |
| OW |
64 |
578 |
75 |
453 |
138 |
21 |
1 |
0 |
| VODI |
0 |
215 |
55 |
607 |
405 |
64 |
2 |
0 |
| ODI |
0 |
53 |
20 |
297 |
672 |
129 |
1 |
0 |
| CDI |
0 |
21 |
6 |
168 |
1001 |
768 |
84 |
0 |
| VCDI |
0 |
9 |
3 |
71 |
1103 |
4306 |
7788 |
6127 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68447 |
14197 |
119 |
565 |
239 |
42 |
1 |
0 |
| OW |
54 |
588 |
68 |
388 |
178 |
25 |
1 |
0 |
| VODI |
0 |
369 |
57 |
469 |
398 |
55 |
1 |
0 |
| ODI |
0 |
112 |
24 |
314 |
556 |
132 |
1 |
0 |
| CDI |
0 |
48 |
10 |
205 |
967 |
814 |
78 |
0 |
| VCDI |
0 |
32 |
10 |
145 |
1209 |
4261 |
7794 |
6127 |
|
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