Validation of sea ice concentration - Full domain
Bulletin date: 2024-01-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-01-19:
| 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 |
69751 |
14958 |
534 |
925 |
277 |
120 |
2 |
0 |
| OW |
61 |
507 |
144 |
328 |
135 |
26 |
7 |
0 |
| VODI |
0 |
274 |
139 |
394 |
210 |
86 |
22 |
0 |
| ODI |
0 |
122 |
55 |
222 |
279 |
153 |
35 |
0 |
| CDI |
0 |
107 |
36 |
179 |
532 |
494 |
177 |
39 |
| VCDI |
0 |
127 |
92 |
398 |
1480 |
7886 |
22822 |
62913 |
|
...date precedes bulletin
|
Date: 2024-01-21:
| 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 |
69858 |
14416 |
639 |
864 |
296 |
142 |
18 |
0 |
| OW |
61 |
392 |
166 |
485 |
154 |
55 |
14 |
0 |
| VODI |
0 |
213 |
64 |
462 |
206 |
98 |
15 |
0 |
| ODI |
0 |
124 |
31 |
198 |
325 |
159 |
21 |
0 |
| CDI |
0 |
88 |
43 |
106 |
469 |
626 |
223 |
103 |
| VCDI |
0 |
130 |
70 |
323 |
1127 |
6174 |
26000 |
62090 |
|
...date precedes bulletin
|
Date: 2024-01-23:
| 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 |
68814 |
14949 |
684 |
1028 |
317 |
127 |
0 |
0 |
| OW |
61 |
379 |
112 |
550 |
192 |
46 |
0 |
0 |
| VODI |
0 |
239 |
66 |
412 |
490 |
87 |
0 |
0 |
| ODI |
0 |
92 |
54 |
119 |
496 |
180 |
2 |
0 |
| CDI |
0 |
67 |
54 |
111 |
510 |
627 |
81 |
121 |
| VCDI |
0 |
28 |
47 |
286 |
733 |
4917 |
19575 |
70395 |
|
...date precedes bulletin
|
Date: 2024-01-25:
| 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 |
67201 |
16273 |
867 |
1035 |
245 |
101 |
0 |
0 |
| OW |
61 |
412 |
99 |
499 |
171 |
39 |
0 |
0 |
| VODI |
0 |
258 |
107 |
464 |
384 |
73 |
0 |
0 |
| ODI |
0 |
119 |
74 |
225 |
482 |
187 |
8 |
0 |
| CDI |
0 |
102 |
49 |
217 |
452 |
434 |
56 |
21 |
| VCDI |
0 |
47 |
60 |
320 |
1026 |
5520 |
21043 |
68317 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67201 |
16279 |
864 |
1056 |
257 |
109 |
0 |
0 |
| OW |
61 |
380 |
100 |
500 |
171 |
34 |
0 |
0 |
| VODI |
0 |
268 |
106 |
437 |
403 |
79 |
1 |
0 |
| ODI |
0 |
119 |
70 |
228 |
454 |
182 |
9 |
0 |
| CDI |
0 |
103 |
48 |
211 |
454 |
442 |
56 |
16 |
| VCDI |
0 |
62 |
68 |
328 |
1021 |
5508 |
21041 |
68322 |
|
Date: 2024-01-27:
| 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 |
68076 |
15375 |
623 |
1067 |
239 |
114 |
0 |
0 |
| OW |
61 |
537 |
88 |
472 |
276 |
44 |
1 |
0 |
| VODI |
0 |
359 |
66 |
303 |
517 |
72 |
8 |
0 |
| ODI |
0 |
218 |
60 |
160 |
534 |
79 |
22 |
0 |
| CDI |
0 |
162 |
117 |
128 |
607 |
318 |
75 |
76 |
| VCDI |
0 |
69 |
124 |
543 |
1119 |
5357 |
23784 |
65198 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68076 |
15368 |
638 |
1155 |
253 |
117 |
1 |
0 |
| OW |
61 |
488 |
65 |
416 |
304 |
37 |
0 |
0 |
| VODI |
0 |
374 |
71 |
288 |
503 |
75 |
9 |
0 |
| ODI |
0 |
229 |
56 |
137 |
540 |
81 |
20 |
0 |
| CDI |
0 |
168 |
111 |
126 |
590 |
379 |
73 |
75 |
| VCDI |
0 |
93 |
137 |
551 |
1102 |
5295 |
23787 |
65199 |
|
Date: 2024-01-29:
| 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 |
67268 |
17291 |
597 |
696 |
187 |
63 |
0 |
0 |
| OW |
62 |
537 |
162 |
486 |
111 |
6 |
0 |
0 |
| VODI |
0 |
242 |
118 |
545 |
319 |
21 |
0 |
0 |
| ODI |
0 |
106 |
50 |
262 |
642 |
117 |
1 |
0 |
| CDI |
0 |
102 |
65 |
220 |
669 |
699 |
63 |
6 |
| VCDI |
0 |
56 |
44 |
334 |
1279 |
5697 |
21591 |
66334 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67269 |
16521 |
582 |
707 |
239 |
79 |
0 |
0 |
| OW |
61 |
613 |
106 |
441 |
162 |
24 |
2 |
0 |
| VODI |
0 |
454 |
83 |
405 |
327 |
99 |
10 |
0 |
| ODI |
0 |
221 |
71 |
219 |
414 |
186 |
8 |
0 |
| CDI |
0 |
186 |
31 |
183 |
469 |
423 |
52 |
1 |
| VCDI |
0 |
339 |
163 |
588 |
1596 |
5792 |
21583 |
66339 |
|
Date: 2024-01-31:
| 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 |
68841 |
15345 |
525 |
633 |
252 |
111 |
0 |
0 |
| OW |
75 |
603 |
195 |
436 |
125 |
15 |
0 |
0 |
| VODI |
0 |
338 |
71 |
543 |
339 |
30 |
4 |
0 |
| ODI |
0 |
192 |
39 |
281 |
666 |
114 |
7 |
1 |
| CDI |
0 |
171 |
38 |
194 |
838 |
415 |
122 |
49 |
| VCDI |
0 |
284 |
129 |
731 |
1551 |
7562 |
21989 |
63194 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68818 |
14661 |
501 |
715 |
274 |
131 |
0 |
0 |
| OW |
91 |
517 |
159 |
383 |
137 |
23 |
5 |
0 |
| VODI |
7 |
397 |
97 |
350 |
416 |
81 |
11 |
0 |
| ODI |
0 |
240 |
39 |
313 |
488 |
196 |
33 |
2 |
| CDI |
0 |
258 |
19 |
207 |
726 |
332 |
222 |
98 |
| VCDI |
0 |
860 |
182 |
850 |
1730 |
7484 |
21851 |
63144 |
|
Date: 2024-02-02:
| 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 |
67374 |
15650 |
694 |
1058 |
342 |
99 |
0 |
0 |
| OW |
89 |
516 |
101 |
544 |
202 |
12 |
0 |
0 |
| VODI |
0 |
416 |
65 |
453 |
503 |
59 |
0 |
0 |
| ODI |
0 |
231 |
26 |
206 |
667 |
215 |
4 |
0 |
| CDI |
0 |
203 |
32 |
224 |
625 |
799 |
120 |
3 |
| VCDI |
0 |
332 |
162 |
865 |
1843 |
8214 |
22375 |
61725 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67310 |
15240 |
705 |
1265 |
469 |
104 |
0 |
0 |
| OW |
112 |
345 |
70 |
435 |
277 |
36 |
0 |
0 |
| VODI |
25 |
310 |
37 |
250 |
509 |
119 |
0 |
0 |
| ODI |
14 |
211 |
24 |
165 |
421 |
378 |
39 |
1 |
| CDI |
2 |
274 |
28 |
142 |
474 |
749 |
178 |
83 |
| VCDI |
0 |
968 |
216 |
1093 |
2032 |
8012 |
22282 |
61644 |
|
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