Validation of sea ice concentration - Full domain
Bulletin date: 2022-01-06
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-12-31:
| 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 |
74004 |
13837 |
166 |
612 |
380 |
380 |
26 |
0 |
| OW |
72 |
486 |
44 |
345 |
126 |
21 |
20 |
0 |
| VODI |
0 |
289 |
30 |
411 |
383 |
44 |
20 |
0 |
| ODI |
0 |
82 |
22 |
347 |
659 |
128 |
19 |
0 |
| CDI |
0 |
59 |
1 |
216 |
835 |
462 |
114 |
12 |
| VCDI |
0 |
139 |
18 |
184 |
961 |
3776 |
17949 |
69369 |
|
...date precedes bulletin
|
Date: 2022-01-02:
| 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 |
73510 |
13984 |
148 |
485 |
312 |
424 |
76 |
0 |
| OW |
73 |
595 |
68 |
338 |
91 |
23 |
20 |
0 |
| VODI |
0 |
328 |
38 |
401 |
256 |
26 |
22 |
0 |
| ODI |
0 |
186 |
16 |
226 |
510 |
47 |
19 |
0 |
| CDI |
0 |
87 |
12 |
192 |
851 |
612 |
128 |
10 |
| VCDI |
0 |
157 |
16 |
227 |
1381 |
4150 |
21089 |
65914 |
|
...date precedes bulletin
|
Date: 2022-01-04:
| 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 |
73773 |
13594 |
185 |
759 |
297 |
328 |
109 |
0 |
| OW |
115 |
423 |
42 |
331 |
139 |
44 |
29 |
0 |
| VODI |
11 |
283 |
35 |
351 |
307 |
17 |
23 |
0 |
| ODI |
0 |
111 |
7 |
235 |
454 |
50 |
26 |
0 |
| CDI |
0 |
75 |
4 |
210 |
728 |
531 |
133 |
61 |
| VCDI |
0 |
23 |
7 |
299 |
1516 |
5034 |
23455 |
62894 |
|
...date precedes bulletin
|
Date: 2022-01-06:
| 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 |
72400 |
14263 |
181 |
773 |
356 |
189 |
107 |
0 |
| OW |
78 |
530 |
38 |
315 |
236 |
27 |
31 |
0 |
| VODI |
0 |
370 |
38 |
274 |
326 |
64 |
30 |
0 |
| ODI |
0 |
162 |
16 |
221 |
369 |
116 |
26 |
0 |
| CDI |
0 |
120 |
11 |
174 |
636 |
525 |
139 |
14 |
| VCDI |
0 |
9 |
3 |
166 |
1529 |
5464 |
23366 |
63356 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72400 |
14283 |
180 |
795 |
374 |
197 |
104 |
0 |
| OW |
77 |
491 |
41 |
296 |
210 |
21 |
33 |
0 |
| VODI |
1 |
374 |
33 |
259 |
329 |
60 |
29 |
0 |
| ODI |
0 |
167 |
17 |
227 |
348 |
111 |
23 |
0 |
| CDI |
0 |
130 |
12 |
168 |
630 |
501 |
153 |
12 |
| VCDI |
0 |
9 |
4 |
178 |
1561 |
5495 |
23357 |
63358 |
|
Date: 2022-01-08:
| 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 |
72275 |
14203 |
164 |
700 |
324 |
79 |
104 |
0 |
| OW |
74 |
609 |
48 |
304 |
217 |
28 |
25 |
0 |
| VODI |
0 |
401 |
33 |
296 |
325 |
52 |
23 |
0 |
| ODI |
0 |
216 |
23 |
176 |
341 |
118 |
29 |
0 |
| CDI |
0 |
109 |
22 |
248 |
467 |
492 |
126 |
33 |
| VCDI |
0 |
5 |
2 |
177 |
958 |
5086 |
23678 |
64458 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72274 |
14203 |
164 |
692 |
344 |
82 |
104 |
0 |
| OW |
75 |
588 |
49 |
306 |
194 |
27 |
23 |
0 |
| VODI |
0 |
355 |
31 |
282 |
305 |
48 |
23 |
0 |
| ODI |
0 |
252 |
22 |
168 |
331 |
112 |
24 |
0 |
| CDI |
0 |
138 |
19 |
235 |
471 |
486 |
139 |
35 |
| VCDI |
0 |
7 |
7 |
218 |
987 |
5100 |
23672 |
64456 |
|
Date: 2022-01-10:
| 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 |
72370 |
14571 |
166 |
606 |
222 |
70 |
54 |
0 |
| OW |
74 |
526 |
60 |
437 |
173 |
16 |
15 |
0 |
| VODI |
0 |
275 |
44 |
394 |
366 |
49 |
6 |
0 |
| ODI |
0 |
135 |
16 |
193 |
495 |
101 |
9 |
0 |
| CDI |
0 |
15 |
7 |
129 |
634 |
550 |
85 |
65 |
| VCDI |
0 |
2 |
0 |
36 |
852 |
5270 |
24735 |
63225 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72368 |
13845 |
153 |
597 |
262 |
81 |
73 |
0 |
| OW |
76 |
743 |
41 |
275 |
174 |
33 |
9 |
0 |
| VODI |
0 |
483 |
42 |
327 |
287 |
65 |
8 |
0 |
| ODI |
0 |
247 |
30 |
220 |
339 |
156 |
19 |
0 |
| CDI |
0 |
187 |
24 |
220 |
492 |
455 |
103 |
48 |
| VCDI |
0 |
19 |
3 |
156 |
1188 |
5266 |
24692 |
63242 |
|
Date: 2022-01-12:
| 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 |
72366 |
14551 |
167 |
516 |
196 |
65 |
88 |
0 |
| OW |
74 |
712 |
75 |
421 |
115 |
5 |
7 |
0 |
| VODI |
0 |
311 |
54 |
480 |
331 |
8 |
8 |
0 |
| ODI |
0 |
101 |
17 |
283 |
490 |
45 |
8 |
0 |
| CDI |
0 |
8 |
4 |
179 |
603 |
418 |
60 |
0 |
| VCDI |
0 |
0 |
0 |
61 |
900 |
5091 |
19318 |
68912 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72364 |
13979 |
141 |
467 |
222 |
73 |
101 |
0 |
| OW |
76 |
627 |
58 |
275 |
120 |
9 |
10 |
0 |
| VODI |
0 |
603 |
56 |
407 |
244 |
33 |
5 |
0 |
| ODI |
0 |
278 |
37 |
301 |
395 |
75 |
16 |
0 |
| CDI |
0 |
144 |
23 |
283 |
515 |
339 |
54 |
23 |
| VCDI |
0 |
52 |
2 |
207 |
1139 |
5103 |
19303 |
68889 |
|
Date: 2022-01-14:
| 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 |
71351 |
14854 |
123 |
487 |
294 |
114 |
116 |
0 |
| OW |
75 |
663 |
56 |
340 |
112 |
10 |
13 |
0 |
| VODI |
0 |
430 |
74 |
504 |
424 |
40 |
14 |
0 |
| ODI |
0 |
101 |
24 |
320 |
514 |
76 |
29 |
0 |
| CDI |
0 |
39 |
9 |
245 |
662 |
364 |
149 |
1 |
| VCDI |
0 |
38 |
6 |
182 |
1273 |
5524 |
21563 |
65835 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71366 |
14396 |
108 |
499 |
346 |
123 |
141 |
0 |
| OW |
60 |
669 |
59 |
215 |
73 |
12 |
14 |
0 |
| VODI |
0 |
500 |
42 |
371 |
222 |
40 |
25 |
0 |
| ODI |
0 |
293 |
41 |
319 |
425 |
40 |
29 |
0 |
| CDI |
0 |
174 |
22 |
315 |
682 |
188 |
73 |
40 |
| VCDI |
0 |
93 |
20 |
359 |
1531 |
5725 |
21602 |
65796 |
|
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