Validation of sea ice concentration - Full domain
Bulletin date: 2025-06-24
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-06-24:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
30568 |
16346 |
21 |
140 |
63 |
11 |
7 |
0 |
| OW |
332 |
1832 |
22 |
220 |
76 |
40 |
17 |
0 |
| VODI |
335 |
3450 |
91 |
799 |
619 |
424 |
211 |
0 |
| ODI |
64 |
2547 |
124 |
1788 |
2139 |
2387 |
1403 |
54 |
| CDI |
15 |
875 |
73 |
1539 |
4569 |
8702 |
9218 |
931 |
| VCDI |
1 |
94 |
7 |
331 |
6187 |
15722 |
17609 |
2430 |
|
Date: 2025-06-26:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
32919 |
20786 |
125 |
860 |
333 |
118 |
24 |
0 |
| OW |
9 |
630 |
23 |
256 |
167 |
122 |
25 |
0 |
| VODI |
11 |
1143 |
55 |
661 |
704 |
612 |
281 |
0 |
| ODI |
3 |
1418 |
91 |
1295 |
1592 |
2873 |
1581 |
65 |
| CDI |
3 |
789 |
65 |
1484 |
3087 |
10494 |
7239 |
652 |
| VCDI |
0 |
219 |
14 |
709 |
3308 |
20309 |
14925 |
2354 |
|
Date: 2025-06-28:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
34847 |
21023 |
131 |
1159 |
684 |
317 |
43 |
0 |
| OW |
0 |
447 |
14 |
191 |
172 |
127 |
37 |
0 |
| VODI |
0 |
853 |
42 |
496 |
664 |
651 |
182 |
0 |
| ODI |
0 |
1185 |
83 |
1097 |
1627 |
2807 |
1208 |
15 |
| CDI |
0 |
992 |
55 |
1615 |
3067 |
10208 |
6870 |
323 |
| VCDI |
0 |
549 |
35 |
924 |
3605 |
20585 |
14253 |
1250 |
|
Date: 2025-06-30:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
36003 |
21057 |
123 |
1223 |
894 |
444 |
75 |
0 |
| OW |
1 |
412 |
20 |
174 |
230 |
131 |
31 |
0 |
| VODI |
0 |
714 |
31 |
448 |
722 |
655 |
145 |
0 |
| ODI |
1 |
1105 |
65 |
954 |
1855 |
2635 |
1083 |
23 |
| CDI |
0 |
1150 |
89 |
1596 |
3656 |
9325 |
6830 |
317 |
| VCDI |
0 |
667 |
65 |
1031 |
4255 |
20527 |
12673 |
998 |
|
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