Validation of sea ice concentration - Full domain
Bulletin date: 2024-11-14
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-11-08:
| 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 |
110177 |
10909 |
493 |
608 |
56 |
0 |
0 |
0 |
| OW |
37 |
762 |
379 |
953 |
602 |
14 |
0 |
0 |
| VODI |
12 |
119 |
117 |
889 |
1241 |
408 |
1 |
0 |
| ODI |
1 |
82 |
13 |
267 |
1158 |
649 |
14 |
0 |
| CDI |
2 |
23 |
13 |
73 |
970 |
2449 |
117 |
0 |
| VCDI |
0 |
3 |
4 |
42 |
299 |
8655 |
20076 |
32056 |
|
...date precedes bulletin
|
Date: 2024-11-10:
| 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 |
107514 |
11078 |
481 |
1088 |
133 |
0 |
0 |
0 |
| OW |
33 |
905 |
235 |
939 |
562 |
46 |
0 |
0 |
| VODI |
3 |
180 |
175 |
710 |
964 |
510 |
0 |
0 |
| ODI |
0 |
40 |
23 |
358 |
991 |
994 |
29 |
0 |
| CDI |
0 |
26 |
10 |
135 |
1139 |
2180 |
262 |
0 |
| VCDI |
0 |
13 |
13 |
61 |
236 |
5408 |
22333 |
34936 |
|
...date precedes bulletin
|
Date: 2024-11-12:
| 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 |
106382 |
11448 |
419 |
633 |
212 |
0 |
0 |
0 |
| OW |
83 |
834 |
367 |
901 |
186 |
13 |
0 |
0 |
| VODI |
15 |
79 |
90 |
1063 |
640 |
54 |
0 |
0 |
| ODI |
0 |
7 |
7 |
309 |
1248 |
248 |
9 |
0 |
| CDI |
0 |
4 |
3 |
94 |
1323 |
2651 |
198 |
11 |
| VCDI |
0 |
1 |
0 |
17 |
298 |
5871 |
20800 |
38225 |
|
...date precedes bulletin
|
Date: 2024-11-14:
| 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 |
105917 |
10827 |
399 |
624 |
207 |
4 |
0 |
0 |
| OW |
77 |
1007 |
421 |
992 |
252 |
1 |
0 |
0 |
| VODI |
20 |
203 |
167 |
1013 |
573 |
25 |
10 |
0 |
| ODI |
1 |
63 |
40 |
432 |
859 |
176 |
20 |
0 |
| CDI |
0 |
20 |
27 |
237 |
989 |
1434 |
255 |
1 |
| VCDI |
0 |
1 |
3 |
92 |
609 |
6392 |
19691 |
40662 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
105917 |
10881 |
459 |
791 |
273 |
5 |
0 |
0 |
| OW |
73 |
944 |
370 |
851 |
212 |
2 |
0 |
0 |
| VODI |
24 |
212 |
158 |
975 |
578 |
25 |
12 |
0 |
| ODI |
1 |
58 |
40 |
453 |
838 |
172 |
22 |
0 |
| CDI |
0 |
24 |
28 |
221 |
1001 |
1438 |
253 |
2 |
| VCDI |
0 |
2 |
2 |
99 |
587 |
6390 |
19689 |
40661 |
|
Date: 2024-11-16:
| 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 |
105430 |
10059 |
460 |
682 |
16 |
0 |
0 |
0 |
| OW |
99 |
978 |
428 |
1036 |
310 |
3 |
0 |
0 |
| VODI |
8 |
268 |
135 |
1166 |
761 |
79 |
0 |
0 |
| ODI |
1 |
38 |
39 |
439 |
870 |
236 |
0 |
0 |
| CDI |
0 |
25 |
20 |
299 |
1118 |
1112 |
65 |
0 |
| VCDI |
0 |
12 |
3 |
87 |
632 |
6938 |
21787 |
39104 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
105419 |
10067 |
505 |
877 |
71 |
0 |
0 |
0 |
| OW |
106 |
959 |
386 |
923 |
326 |
4 |
0 |
0 |
| VODI |
12 |
268 |
132 |
1044 |
711 |
96 |
0 |
0 |
| ODI |
1 |
44 |
38 |
490 |
797 |
234 |
0 |
0 |
| CDI |
0 |
27 |
21 |
284 |
1156 |
1071 |
77 |
4 |
| VCDI |
0 |
15 |
3 |
91 |
646 |
6963 |
21775 |
39100 |
|
Date: 2024-11-18:
| 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 |
103054 |
11339 |
398 |
616 |
103 |
0 |
0 |
0 |
| OW |
55 |
805 |
390 |
788 |
184 |
3 |
0 |
0 |
| VODI |
12 |
94 |
105 |
1551 |
621 |
12 |
0 |
0 |
| ODI |
0 |
3 |
2 |
395 |
1572 |
225 |
0 |
0 |
| CDI |
0 |
0 |
0 |
113 |
1180 |
2322 |
71 |
7 |
| VCDI |
0 |
0 |
0 |
51 |
935 |
6325 |
20646 |
40766 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
103038 |
10845 |
434 |
861 |
310 |
0 |
0 |
0 |
| OW |
58 |
1014 |
216 |
972 |
361 |
21 |
0 |
0 |
| VODI |
20 |
273 |
157 |
831 |
742 |
183 |
0 |
0 |
| ODI |
5 |
89 |
57 |
407 |
958 |
425 |
1 |
0 |
| CDI |
0 |
19 |
30 |
328 |
955 |
1249 |
94 |
26 |
| VCDI |
0 |
1 |
1 |
115 |
1269 |
7009 |
20622 |
40747 |
|
Date: 2024-11-20:
| 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 |
102919 |
10526 |
382 |
573 |
106 |
3 |
0 |
0 |
| OW |
121 |
969 |
328 |
739 |
283 |
21 |
0 |
0 |
| VODI |
38 |
323 |
221 |
906 |
562 |
51 |
0 |
0 |
| ODI |
3 |
87 |
41 |
527 |
1146 |
338 |
0 |
0 |
| CDI |
0 |
14 |
3 |
285 |
1528 |
1591 |
237 |
0 |
| VCDI |
0 |
1 |
1 |
51 |
1074 |
6606 |
21289 |
40850 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
102851 |
10145 |
428 |
742 |
207 |
10 |
0 |
0 |
| OW |
151 |
1131 |
254 |
748 |
318 |
29 |
0 |
0 |
| VODI |
63 |
421 |
172 |
700 |
744 |
166 |
0 |
0 |
| ODI |
16 |
137 |
82 |
388 |
927 |
366 |
1 |
0 |
| CDI |
0 |
67 |
37 |
358 |
1223 |
1349 |
197 |
1 |
| VCDI |
0 |
19 |
3 |
145 |
1280 |
6690 |
21328 |
40849 |
|
Date: 2024-11-22:
| 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 |
102207 |
10188 |
345 |
510 |
81 |
13 |
0 |
0 |
| OW |
152 |
857 |
332 |
908 |
347 |
18 |
0 |
0 |
| VODI |
47 |
218 |
203 |
904 |
656 |
89 |
0 |
0 |
| ODI |
4 |
94 |
28 |
486 |
904 |
485 |
0 |
0 |
| CDI |
0 |
18 |
6 |
184 |
1357 |
2007 |
348 |
30 |
| VCDI |
0 |
3 |
0 |
21 |
525 |
7134 |
25432 |
37602 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
101964 |
9599 |
378 |
733 |
261 |
17 |
0 |
0 |
| OW |
279 |
1134 |
214 |
761 |
461 |
36 |
0 |
0 |
| VODI |
118 |
429 |
220 |
789 |
715 |
216 |
0 |
0 |
| ODI |
32 |
127 |
75 |
433 |
780 |
490 |
0 |
0 |
| CDI |
17 |
57 |
26 |
235 |
927 |
1432 |
145 |
7 |
| VCDI |
0 |
32 |
1 |
62 |
726 |
7555 |
25635 |
37625 |
|
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