Validation of sea ice concentration - Full domain
Bulletin date: 2025-05-06
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-05-06:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17791 |
13848 |
81 |
523 |
44 |
3 |
0 |
0 |
| OW |
8 |
374 |
17 |
242 |
53 |
8 |
1 |
6 |
| VODI |
9 |
641 |
51 |
689 |
509 |
178 |
77 |
22 |
| ODI |
17 |
342 |
52 |
875 |
1474 |
1048 |
508 |
244 |
| CDI |
10 |
70 |
16 |
693 |
2458 |
3349 |
2640 |
1489 |
| VCDI |
6 |
24 |
9 |
296 |
2426 |
8182 |
23322 |
49820 |
|
Date: 2025-05-08:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17730 |
14887 |
148 |
1111 |
177 |
19 |
3 |
3 |
| OW |
12 |
121 |
8 |
277 |
162 |
19 |
19 |
2 |
| VODI |
17 |
233 |
27 |
608 |
822 |
254 |
132 |
19 |
| ODI |
9 |
133 |
23 |
717 |
1693 |
1060 |
733 |
122 |
| CDI |
4 |
60 |
11 |
537 |
2552 |
2944 |
2786 |
1210 |
| VCDI |
1 |
36 |
14 |
457 |
2992 |
9088 |
27131 |
43422 |
|
Date: 2025-05-10:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19040 |
14056 |
147 |
1156 |
352 |
43 |
16 |
17 |
| OW |
5 |
151 |
16 |
260 |
274 |
53 |
50 |
17 |
| VODI |
9 |
231 |
24 |
623 |
1016 |
400 |
126 |
66 |
| ODI |
3 |
161 |
60 |
765 |
1682 |
1231 |
644 |
218 |
| CDI |
0 |
165 |
53 |
664 |
2194 |
2985 |
3080 |
1704 |
| VCDI |
1 |
134 |
26 |
823 |
2854 |
7549 |
26137 |
43264 |
|
Date: 2025-05-12:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19754 |
13599 |
106 |
1427 |
467 |
65 |
49 |
30 |
| OW |
2 |
142 |
10 |
347 |
310 |
99 |
54 |
23 |
| VODI |
5 |
217 |
19 |
748 |
1049 |
381 |
155 |
86 |
| ODI |
1 |
179 |
24 |
853 |
1676 |
1104 |
903 |
287 |
| CDI |
0 |
154 |
27 |
709 |
2295 |
2937 |
3933 |
1737 |
| VCDI |
0 |
171 |
30 |
938 |
3271 |
7323 |
27999 |
38850 |
|
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