Validation of sea ice concentration - American sector
Bulletin date: 2025-06-03
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-06-03:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
602 |
35 |
228 |
36 |
6 |
0 |
0 |
| OW |
0 |
222 |
5 |
114 |
46 |
6 |
1 |
0 |
| VODI |
0 |
424 |
4 |
280 |
249 |
114 |
58 |
2 |
| ODI |
0 |
264 |
17 |
515 |
690 |
761 |
526 |
46 |
| CDI |
0 |
79 |
10 |
535 |
991 |
2419 |
3057 |
1135 |
| VCDI |
0 |
5 |
0 |
213 |
1284 |
5313 |
11793 |
13509 |
|
Date: 2025-06-05:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1271 |
49 |
428 |
127 |
19 |
0 |
0 |
| OW |
0 |
62 |
6 |
91 |
68 |
27 |
14 |
0 |
| VODI |
0 |
121 |
6 |
235 |
249 |
135 |
114 |
0 |
| ODI |
0 |
203 |
19 |
443 |
638 |
644 |
617 |
94 |
| CDI |
0 |
82 |
16 |
534 |
1048 |
2435 |
2966 |
1422 |
| VCDI |
0 |
14 |
11 |
250 |
1439 |
4193 |
11201 |
14303 |
|
Date: 2025-06-07:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1470 |
45 |
644 |
203 |
44 |
11 |
0 |
| OW |
0 |
66 |
3 |
108 |
56 |
22 |
22 |
1 |
| VODI |
0 |
102 |
6 |
258 |
179 |
115 |
131 |
5 |
| ODI |
0 |
167 |
7 |
474 |
500 |
630 |
684 |
163 |
| CDI |
0 |
91 |
10 |
514 |
993 |
2114 |
3336 |
1817 |
| VCDI |
0 |
59 |
7 |
246 |
987 |
3329 |
10703 |
15272 |
|
Date: 2025-06-09:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1664 |
60 |
656 |
275 |
32 |
20 |
0 |
| OW |
0 |
61 |
6 |
85 |
64 |
28 |
29 |
1 |
| VODI |
0 |
119 |
6 |
262 |
249 |
92 |
132 |
4 |
| ODI |
0 |
142 |
14 |
436 |
612 |
552 |
626 |
77 |
| CDI |
0 |
73 |
23 |
606 |
1437 |
2302 |
3473 |
1324 |
| VCDI |
0 |
48 |
14 |
253 |
1155 |
3454 |
11977 |
13151 |
|
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