Validation of sea ice concentration - Full domain
Bulletin date: 2021-02-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-02-19:
| 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 |
70707 |
13771 |
179 |
564 |
296 |
51 |
0 |
0 |
| OW |
62 |
430 |
46 |
334 |
198 |
23 |
0 |
0 |
| VODI |
0 |
292 |
38 |
272 |
437 |
55 |
0 |
0 |
| ODI |
0 |
147 |
23 |
187 |
472 |
118 |
1 |
0 |
| CDI |
0 |
82 |
20 |
167 |
737 |
584 |
94 |
13 |
| VCDI |
0 |
115 |
15 |
159 |
915 |
5084 |
17840 |
72520 |
|
...date precedes bulletin
|
Date: 2021-02-21:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2021-02-23:
| 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 |
70230 |
14222 |
156 |
775 |
298 |
33 |
0 |
0 |
| OW |
61 |
579 |
56 |
305 |
224 |
10 |
0 |
0 |
| VODI |
0 |
399 |
44 |
255 |
513 |
34 |
1 |
0 |
| ODI |
0 |
187 |
24 |
183 |
458 |
188 |
37 |
0 |
| CDI |
0 |
107 |
18 |
247 |
631 |
961 |
262 |
88 |
| VCDI |
0 |
146 |
18 |
227 |
958 |
4183 |
15889 |
74041 |
|
...date precedes bulletin
|
Date: 2021-02-25:
| 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 |
70471 |
14299 |
144 |
534 |
115 |
24 |
0 |
0 |
| OW |
61 |
728 |
51 |
308 |
158 |
2 |
0 |
0 |
| VODI |
0 |
494 |
61 |
360 |
365 |
17 |
0 |
0 |
| ODI |
0 |
231 |
22 |
323 |
414 |
113 |
0 |
0 |
| CDI |
0 |
115 |
17 |
280 |
620 |
991 |
343 |
28 |
| VCDI |
0 |
188 |
21 |
326 |
1129 |
4472 |
18493 |
70730 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70471 |
14359 |
147 |
524 |
97 |
23 |
0 |
0 |
| OW |
61 |
690 |
49 |
319 |
149 |
3 |
0 |
0 |
| VODI |
0 |
501 |
59 |
374 |
367 |
14 |
0 |
0 |
| ODI |
0 |
217 |
23 |
303 |
412 |
96 |
0 |
0 |
| CDI |
0 |
113 |
19 |
290 |
656 |
965 |
311 |
30 |
| VCDI |
0 |
175 |
19 |
321 |
1120 |
4518 |
18525 |
70728 |
|
Date: 2021-02-27:
| 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 |
69723 |
14617 |
143 |
606 |
133 |
5 |
0 |
0 |
| OW |
61 |
679 |
48 |
342 |
184 |
1 |
0 |
0 |
| VODI |
0 |
454 |
72 |
397 |
424 |
21 |
0 |
0 |
| ODI |
0 |
184 |
29 |
352 |
500 |
95 |
6 |
0 |
| CDI |
0 |
91 |
19 |
205 |
880 |
658 |
83 |
36 |
| VCDI |
0 |
231 |
18 |
320 |
1199 |
5182 |
19153 |
69897 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69723 |
14718 |
145 |
596 |
115 |
5 |
0 |
0 |
| OW |
61 |
613 |
52 |
347 |
175 |
1 |
0 |
0 |
| VODI |
0 |
436 |
63 |
410 |
418 |
14 |
0 |
0 |
| ODI |
0 |
166 |
33 |
350 |
520 |
84 |
5 |
0 |
| CDI |
0 |
109 |
17 |
181 |
876 |
661 |
86 |
35 |
| VCDI |
0 |
214 |
19 |
338 |
1216 |
5197 |
19151 |
69898 |
|
Date: 2021-03-01:
| 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 |
68857 |
15160 |
162 |
637 |
190 |
35 |
0 |
0 |
| OW |
65 |
586 |
82 |
484 |
174 |
0 |
0 |
0 |
| VODI |
0 |
286 |
68 |
596 |
492 |
8 |
0 |
0 |
| ODI |
0 |
83 |
15 |
336 |
773 |
96 |
3 |
0 |
| CDI |
0 |
55 |
1 |
68 |
1042 |
940 |
37 |
0 |
| VCDI |
0 |
100 |
12 |
217 |
1028 |
6082 |
21945 |
66333 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68861 |
15085 |
179 |
710 |
219 |
33 |
0 |
0 |
| OW |
61 |
495 |
57 |
446 |
204 |
2 |
0 |
0 |
| VODI |
0 |
318 |
57 |
422 |
520 |
19 |
0 |
0 |
| ODI |
0 |
123 |
26 |
310 |
595 |
149 |
0 |
0 |
| CDI |
0 |
81 |
5 |
159 |
865 |
797 |
112 |
0 |
| VCDI |
0 |
168 |
16 |
291 |
1296 |
6161 |
21873 |
66333 |
|
Date: 2021-03-03:
| 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 |
68789 |
15240 |
151 |
632 |
185 |
10 |
0 |
0 |
| OW |
62 |
456 |
88 |
545 |
216 |
9 |
0 |
0 |
| VODI |
0 |
154 |
41 |
592 |
492 |
23 |
0 |
0 |
| ODI |
0 |
68 |
8 |
219 |
706 |
88 |
0 |
0 |
| CDI |
0 |
41 |
4 |
115 |
1100 |
755 |
180 |
0 |
| VCDI |
0 |
113 |
15 |
401 |
1273 |
6810 |
22233 |
65234 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68788 |
15100 |
149 |
636 |
191 |
8 |
0 |
0 |
| OW |
63 |
427 |
76 |
441 |
199 |
6 |
0 |
0 |
| VODI |
0 |
168 |
44 |
534 |
458 |
38 |
0 |
0 |
| ODI |
0 |
83 |
11 |
243 |
609 |
156 |
0 |
0 |
| CDI |
0 |
74 |
6 |
117 |
961 |
687 |
194 |
3 |
| VCDI |
0 |
220 |
21 |
533 |
1554 |
6800 |
22219 |
65231 |
|
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 |
14611 |
151 |
563 |
261 |
40 |
1 |
0 |
| OW |
62 |
531 |
86 |
512 |
190 |
20 |
6 |
0 |
| VODI |
0 |
175 |
48 |
600 |
430 |
35 |
10 |
0 |
| ODI |
0 |
61 |
8 |
265 |
651 |
120 |
33 |
0 |
| CDI |
0 |
43 |
9 |
145 |
1088 |
939 |
171 |
5 |
| VCDI |
0 |
27 |
14 |
370 |
1936 |
7236 |
25370 |
60981 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69244 |
14281 |
155 |
648 |
298 |
32 |
0 |
0 |
| OW |
62 |
459 |
49 |
383 |
247 |
34 |
2 |
0 |
| VODI |
0 |
279 |
41 |
360 |
460 |
75 |
6 |
0 |
| ODI |
0 |
143 |
18 |
198 |
434 |
205 |
25 |
0 |
| CDI |
0 |
121 |
18 |
165 |
760 |
1035 |
139 |
22 |
| VCDI |
0 |
165 |
35 |
701 |
2357 |
7009 |
25419 |
60964 |
|
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