Validation of sea ice concentration - Full domain
Bulletin date: 2025-06-17
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-06-17:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
28540 |
15722 |
100 |
613 |
72 |
12 |
1 |
0 |
| OW |
149 |
1406 |
42 |
438 |
87 |
30 |
10 |
0 |
| VODI |
112 |
2358 |
106 |
1335 |
816 |
413 |
205 |
4 |
| ODI |
5 |
1377 |
187 |
2888 |
2734 |
2231 |
1424 |
288 |
| CDI |
0 |
372 |
29 |
1342 |
4130 |
6530 |
6632 |
4679 |
| VCDI |
0 |
61 |
8 |
257 |
3506 |
10955 |
15004 |
17335 |
|
Date: 2025-06-19:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
29936 |
18836 |
188 |
1632 |
321 |
58 |
7 |
0 |
| OW |
5 |
432 |
28 |
377 |
158 |
87 |
28 |
0 |
| VODI |
3 |
774 |
78 |
962 |
776 |
520 |
267 |
3 |
| ODI |
1 |
1212 |
138 |
1936 |
2259 |
2269 |
1363 |
209 |
| CDI |
1 |
477 |
54 |
1291 |
3719 |
7041 |
7077 |
3772 |
| VCDI |
0 |
153 |
20 |
401 |
3093 |
11238 |
18323 |
13022 |
|
Date: 2025-06-21:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
31316 |
18817 |
214 |
1937 |
640 |
163 |
26 |
0 |
| OW |
2 |
373 |
28 |
305 |
197 |
120 |
20 |
0 |
| VODI |
4 |
685 |
58 |
744 |
712 |
527 |
185 |
3 |
| ODI |
2 |
1213 |
155 |
1702 |
2118 |
2211 |
1084 |
231 |
| CDI |
2 |
614 |
64 |
1329 |
4317 |
7069 |
6087 |
4327 |
| VCDI |
2 |
192 |
15 |
515 |
4142 |
13590 |
13234 |
13254 |
|
Date: 2025-06-23:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
32396 |
18607 |
284 |
2198 |
938 |
246 |
49 |
0 |
| OW |
9 |
366 |
28 |
272 |
210 |
107 |
36 |
0 |
| VODI |
11 |
645 |
60 |
752 |
765 |
488 |
163 |
2 |
| ODI |
14 |
1096 |
101 |
1527 |
2052 |
2219 |
906 |
250 |
| CDI |
10 |
584 |
54 |
1278 |
3466 |
8537 |
5231 |
4797 |
| VCDI |
1 |
247 |
17 |
579 |
3514 |
15368 |
13267 |
10798 |
|
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