Validation of sea ice concentration - European sector
Bulletin date: 2022-03-31
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-03-25:
| 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 |
68286 |
13557 |
136 |
784 |
629 |
118 |
0 |
0 |
| OW |
52 |
530 |
60 |
401 |
381 |
160 |
0 |
0 |
| VODI |
0 |
233 |
32 |
525 |
601 |
244 |
3 |
0 |
| ODI |
0 |
69 |
17 |
228 |
557 |
471 |
28 |
0 |
| CDI |
0 |
4 |
7 |
130 |
571 |
968 |
169 |
0 |
| VCDI |
0 |
172 |
26 |
253 |
800 |
4779 |
7115 |
6004 |
|
...date precedes bulletin
|
Date: 2022-03-27:
| 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 |
68078 |
13692 |
148 |
838 |
672 |
165 |
14 |
0 |
| OW |
53 |
522 |
43 |
354 |
415 |
150 |
35 |
0 |
| VODI |
0 |
290 |
41 |
311 |
565 |
299 |
83 |
0 |
| ODI |
0 |
82 |
21 |
206 |
562 |
400 |
163 |
0 |
| CDI |
0 |
10 |
12 |
144 |
460 |
761 |
218 |
0 |
| VCDI |
0 |
69 |
14 |
241 |
1001 |
3959 |
7643 |
6366 |
|
...date precedes bulletin
|
Date: 2022-03-29:
| 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 |
67408 |
14955 |
139 |
716 |
297 |
67 |
33 |
0 |
| OW |
52 |
545 |
58 |
518 |
309 |
38 |
29 |
0 |
| VODI |
0 |
193 |
52 |
487 |
666 |
130 |
40 |
0 |
| ODI |
0 |
43 |
16 |
246 |
673 |
402 |
128 |
0 |
| CDI |
0 |
0 |
0 |
110 |
666 |
884 |
325 |
0 |
| VCDI |
0 |
31 |
9 |
209 |
818 |
3182 |
7450 |
7176 |
|
...date precedes bulletin
|
Date: 2022-03-31:
| 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 |
67456 |
15072 |
159 |
661 |
276 |
73 |
44 |
0 |
| OW |
52 |
573 |
71 |
511 |
375 |
37 |
33 |
0 |
| VODI |
0 |
145 |
51 |
420 |
618 |
125 |
42 |
0 |
| ODI |
0 |
21 |
12 |
229 |
574 |
376 |
137 |
0 |
| CDI |
0 |
0 |
0 |
68 |
703 |
843 |
367 |
2 |
| VCDI |
0 |
0 |
0 |
23 |
948 |
2987 |
7413 |
7603 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67456 |
15154 |
171 |
836 |
398 |
77 |
46 |
0 |
| OW |
52 |
490 |
60 |
349 |
321 |
36 |
29 |
0 |
| VODI |
0 |
135 |
54 |
429 |
584 |
118 |
39 |
0 |
| ODI |
0 |
32 |
7 |
212 |
575 |
351 |
97 |
0 |
| CDI |
0 |
0 |
1 |
59 |
625 |
812 |
404 |
3 |
| VCDI |
0 |
0 |
0 |
27 |
991 |
3047 |
7421 |
7602 |
|
Date: 2022-04-02:
| 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 |
15069 |
161 |
683 |
372 |
134 |
27 |
0 |
| OW |
52 |
509 |
60 |
471 |
335 |
72 |
32 |
0 |
| VODI |
0 |
175 |
51 |
358 |
559 |
219 |
47 |
0 |
| ODI |
0 |
15 |
9 |
239 |
498 |
405 |
131 |
0 |
| CDI |
0 |
1 |
1 |
75 |
595 |
671 |
328 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
825 |
3118 |
8371 |
6869 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67553 |
15126 |
173 |
831 |
458 |
135 |
28 |
0 |
| OW |
52 |
452 |
49 |
308 |
302 |
66 |
25 |
0 |
| VODI |
0 |
170 |
47 |
376 |
534 |
205 |
40 |
0 |
| ODI |
0 |
20 |
12 |
231 |
493 |
373 |
124 |
0 |
| CDI |
0 |
1 |
1 |
75 |
528 |
674 |
336 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
869 |
3166 |
8383 |
6869 |
|
Date: 2022-04-04:
| 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 |
67618 |
15350 |
143 |
615 |
215 |
92 |
16 |
0 |
| OW |
52 |
481 |
93 |
493 |
264 |
39 |
24 |
0 |
| VODI |
0 |
96 |
55 |
493 |
506 |
63 |
25 |
0 |
| ODI |
0 |
12 |
6 |
274 |
807 |
281 |
30 |
0 |
| CDI |
0 |
0 |
0 |
39 |
669 |
999 |
255 |
13 |
| VCDI |
0 |
0 |
0 |
10 |
458 |
2863 |
8136 |
7515 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67618 |
15207 |
160 |
781 |
413 |
114 |
40 |
0 |
| OW |
52 |
471 |
55 |
312 |
311 |
69 |
32 |
0 |
| VODI |
0 |
199 |
58 |
368 |
494 |
179 |
48 |
0 |
| ODI |
0 |
57 |
19 |
263 |
395 |
335 |
96 |
0 |
| CDI |
0 |
5 |
5 |
175 |
524 |
556 |
313 |
19 |
| VCDI |
0 |
0 |
0 |
25 |
782 |
3084 |
7957 |
7509 |
|
Date: 2022-04-06:
| 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 |
67708 |
15357 |
166 |
717 |
282 |
82 |
43 |
0 |
| OW |
53 |
334 |
71 |
423 |
323 |
34 |
23 |
0 |
| VODI |
0 |
129 |
40 |
350 |
602 |
85 |
34 |
0 |
| ODI |
0 |
26 |
7 |
248 |
612 |
342 |
40 |
0 |
| CDI |
0 |
1 |
3 |
44 |
733 |
1081 |
274 |
0 |
| VCDI |
0 |
0 |
0 |
20 |
586 |
2560 |
9137 |
6530 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67708 |
14936 |
142 |
729 |
473 |
106 |
75 |
0 |
| OW |
53 |
531 |
69 |
257 |
328 |
88 |
42 |
0 |
| VODI |
0 |
248 |
36 |
381 |
462 |
211 |
64 |
0 |
| ODI |
0 |
118 |
26 |
166 |
474 |
361 |
89 |
0 |
| CDI |
0 |
14 |
14 |
223 |
611 |
681 |
305 |
0 |
| VCDI |
0 |
0 |
0 |
46 |
790 |
2737 |
8976 |
6530 |
|
Date: 2022-04-08:
| 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 |
67688 |
15025 |
160 |
794 |
382 |
95 |
34 |
0 |
| OW |
61 |
376 |
55 |
396 |
338 |
62 |
27 |
0 |
| VODI |
0 |
170 |
39 |
362 |
534 |
143 |
40 |
0 |
| ODI |
0 |
26 |
13 |
227 |
568 |
390 |
50 |
0 |
| CDI |
0 |
3 |
3 |
82 |
704 |
828 |
251 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
708 |
2450 |
9027 |
6982 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67688 |
14751 |
149 |
798 |
539 |
129 |
60 |
0 |
| OW |
61 |
462 |
57 |
274 |
358 |
105 |
43 |
0 |
| VODI |
0 |
227 |
27 |
357 |
407 |
274 |
78 |
0 |
| ODI |
0 |
117 |
18 |
220 |
435 |
374 |
114 |
0 |
| CDI |
0 |
43 |
19 |
176 |
650 |
590 |
298 |
2 |
| VCDI |
0 |
0 |
0 |
43 |
845 |
2496 |
8836 |
6980 |
|
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