Validation of sea ice concentration - European sector
Bulletin date: 2022-03-24
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-03-18:
| 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 |
68241 |
13442 |
164 |
1106 |
787 |
192 |
7 |
0 |
| OW |
70 |
602 |
40 |
339 |
415 |
162 |
10 |
0 |
| VODI |
7 |
230 |
46 |
382 |
517 |
316 |
4 |
0 |
| ODI |
0 |
85 |
11 |
231 |
584 |
448 |
4 |
0 |
| CDI |
0 |
68 |
9 |
98 |
885 |
1035 |
137 |
0 |
| VCDI |
0 |
374 |
32 |
239 |
1194 |
4718 |
6240 |
5629 |
|
...date precedes bulletin
|
Date: 2022-03-20:
| 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 |
67858 |
13333 |
162 |
1044 |
920 |
313 |
0 |
0 |
| OW |
52 |
707 |
28 |
294 |
354 |
303 |
1 |
0 |
| VODI |
0 |
318 |
38 |
297 |
530 |
378 |
26 |
0 |
| ODI |
0 |
108 |
18 |
157 |
556 |
466 |
66 |
0 |
| CDI |
0 |
89 |
10 |
92 |
781 |
1532 |
202 |
0 |
| VCDI |
0 |
346 |
42 |
275 |
696 |
3943 |
6119 |
6646 |
|
...date precedes bulletin
|
Date: 2022-03-22:
| 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 |
69026 |
13340 |
145 |
880 |
589 |
89 |
1 |
0 |
| OW |
53 |
489 |
49 |
476 |
290 |
70 |
0 |
0 |
| VODI |
0 |
177 |
26 |
484 |
583 |
170 |
0 |
0 |
| ODI |
0 |
54 |
26 |
219 |
722 |
315 |
76 |
0 |
| CDI |
0 |
133 |
19 |
128 |
801 |
1095 |
118 |
0 |
| VCDI |
0 |
331 |
23 |
232 |
715 |
4750 |
6014 |
6392 |
|
...date precedes bulletin
|
Date: 2022-03-24:
| 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 |
68471 |
13629 |
145 |
767 |
573 |
111 |
0 |
0 |
| OW |
52 |
563 |
69 |
543 |
278 |
136 |
0 |
0 |
| VODI |
0 |
223 |
37 |
555 |
545 |
221 |
5 |
0 |
| ODI |
0 |
79 |
14 |
200 |
570 |
377 |
55 |
0 |
| CDI |
0 |
4 |
7 |
151 |
641 |
773 |
98 |
0 |
| VCDI |
0 |
237 |
29 |
258 |
775 |
5309 |
6874 |
5726 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68471 |
13720 |
163 |
852 |
591 |
121 |
0 |
0 |
| OW |
52 |
483 |
51 |
500 |
308 |
120 |
0 |
0 |
| VODI |
0 |
211 |
38 |
527 |
588 |
211 |
0 |
0 |
| ODI |
0 |
80 |
13 |
194 |
527 |
396 |
30 |
0 |
| CDI |
0 |
4 |
7 |
147 |
619 |
756 |
130 |
0 |
| VCDI |
0 |
237 |
29 |
254 |
749 |
5323 |
6872 |
5726 |
|
Date: 2022-03-26:
| 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 |
68075 |
13702 |
154 |
761 |
627 |
177 |
0 |
0 |
| OW |
53 |
533 |
47 |
394 |
386 |
159 |
10 |
0 |
| VODI |
0 |
245 |
36 |
386 |
616 |
263 |
30 |
0 |
| ODI |
0 |
44 |
21 |
244 |
626 |
467 |
64 |
0 |
| CDI |
0 |
1 |
4 |
125 |
565 |
965 |
241 |
0 |
| VCDI |
0 |
137 |
27 |
262 |
823 |
4170 |
6937 |
6723 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68075 |
13764 |
166 |
814 |
671 |
188 |
2 |
0 |
| OW |
53 |
457 |
31 |
358 |
362 |
142 |
13 |
0 |
| VODI |
0 |
246 |
34 |
359 |
633 |
269 |
20 |
0 |
| ODI |
0 |
57 |
24 |
247 |
619 |
471 |
60 |
0 |
| CDI |
0 |
1 |
7 |
131 |
525 |
959 |
259 |
0 |
| VCDI |
0 |
137 |
27 |
263 |
833 |
4172 |
6928 |
6723 |
|
Date: 2022-03-28:
| 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 |
67544 |
14564 |
126 |
653 |
328 |
70 |
21 |
0 |
| OW |
52 |
646 |
69 |
481 |
288 |
57 |
33 |
0 |
| VODI |
0 |
219 |
49 |
628 |
615 |
113 |
32 |
0 |
| ODI |
0 |
41 |
13 |
217 |
857 |
352 |
92 |
0 |
| CDI |
0 |
0 |
1 |
86 |
648 |
1163 |
301 |
0 |
| VCDI |
0 |
43 |
12 |
145 |
683 |
3173 |
7962 |
6723 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67543 |
14584 |
141 |
884 |
601 |
146 |
54 |
0 |
| OW |
53 |
468 |
47 |
324 |
342 |
130 |
42 |
0 |
| VODI |
0 |
245 |
33 |
391 |
476 |
248 |
84 |
0 |
| ODI |
0 |
146 |
25 |
226 |
460 |
311 |
169 |
0 |
| CDI |
0 |
27 |
12 |
187 |
559 |
667 |
206 |
0 |
| VCDI |
0 |
43 |
12 |
198 |
981 |
3426 |
7886 |
6723 |
|
Date: 2022-03-30:
| 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 |
67394 |
15019 |
147 |
713 |
321 |
75 |
35 |
0 |
| OW |
52 |
557 |
73 |
534 |
339 |
50 |
31 |
0 |
| VODI |
0 |
136 |
57 |
444 |
663 |
145 |
44 |
0 |
| ODI |
0 |
14 |
8 |
251 |
570 |
372 |
152 |
0 |
| CDI |
0 |
0 |
0 |
65 |
753 |
788 |
345 |
0 |
| VCDI |
0 |
1 |
1 |
201 |
936 |
2879 |
7440 |
7495 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67394 |
14895 |
142 |
807 |
635 |
230 |
85 |
0 |
| OW |
52 |
507 |
60 |
290 |
275 |
101 |
87 |
0 |
| VODI |
0 |
230 |
53 |
435 |
452 |
197 |
150 |
0 |
| ODI |
0 |
84 |
23 |
278 |
487 |
295 |
140 |
0 |
| CDI |
0 |
10 |
7 |
169 |
652 |
589 |
223 |
0 |
| VCDI |
0 |
1 |
1 |
229 |
1081 |
2897 |
7362 |
7495 |
|
Date: 2022-04-01:
| 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 |
67555 |
15042 |
155 |
672 |
314 |
108 |
31 |
0 |
| OW |
52 |
529 |
55 |
491 |
353 |
43 |
26 |
0 |
| VODI |
0 |
169 |
55 |
394 |
603 |
162 |
44 |
0 |
| ODI |
0 |
21 |
14 |
211 |
603 |
393 |
99 |
0 |
| CDI |
0 |
0 |
0 |
82 |
630 |
813 |
302 |
0 |
| VCDI |
0 |
0 |
0 |
19 |
771 |
3330 |
7604 |
7355 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67555 |
14719 |
137 |
709 |
759 |
316 |
82 |
0 |
| OW |
52 |
548 |
59 |
267 |
285 |
152 |
59 |
0 |
| VODI |
0 |
338 |
41 |
404 |
387 |
266 |
106 |
0 |
| ODI |
0 |
113 |
31 |
298 |
438 |
284 |
136 |
0 |
| CDI |
0 |
43 |
11 |
168 |
617 |
634 |
366 |
5 |
| VCDI |
0 |
0 |
0 |
23 |
788 |
3197 |
7357 |
7350 |
|
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