Validation of sea ice concentration
Bulletin date: 2025-01-30
Model vs. observations, sea ice class contingency tables
Date: 2025-01-24:
| 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 |
59758 |
24262 |
2625 |
462 |
121 |
24 |
1 |
0 |
| OW |
0 |
362 |
1636 |
665 |
263 |
83 |
12 |
0 |
| VODI |
0 |
113 |
826 |
866 |
728 |
495 |
164 |
0 |
| ODI |
0 |
18 |
283 |
387 |
514 |
1041 |
860 |
1 |
| CDI |
0 |
0 |
188 |
256 |
407 |
1211 |
6132 |
222 |
| VCDI |
0 |
0 |
12 |
39 |
154 |
644 |
25382 |
27627 |
|
...date precedes bulletin
|
Date: 2025-01-28:
| 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 |
61583 |
24234 |
2467 |
458 |
108 |
30 |
5 |
0 |
| OW |
0 |
511 |
1633 |
673 |
182 |
92 |
30 |
0 |
| VODI |
0 |
154 |
1310 |
953 |
637 |
338 |
172 |
0 |
| ODI |
0 |
12 |
467 |
527 |
516 |
465 |
650 |
1 |
| CDI |
0 |
0 |
348 |
567 |
689 |
1681 |
2616 |
86 |
| VCDI |
0 |
0 |
94 |
556 |
486 |
1677 |
26604 |
25232 |
|
...date precedes bulletin
|
Date: 2025-01-30:
| 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 |
61941 |
24470 |
2662 |
552 |
99 |
25 |
0 |
0 |
| OW |
0 |
707 |
1717 |
812 |
283 |
80 |
31 |
0 |
| VODI |
0 |
515 |
956 |
1135 |
736 |
361 |
131 |
0 |
| ODI |
0 |
101 |
288 |
547 |
729 |
562 |
527 |
13 |
| CDI |
0 |
35 |
177 |
373 |
769 |
1304 |
2688 |
125 |
| VCDI |
0 |
24 |
133 |
186 |
416 |
1130 |
27750 |
23754 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61941 |
24470 |
2662 |
552 |
99 |
25 |
0 |
0 |
| OW |
0 |
707 |
1717 |
812 |
283 |
80 |
31 |
0 |
| VODI |
0 |
515 |
956 |
1135 |
736 |
361 |
131 |
0 |
| ODI |
0 |
101 |
288 |
547 |
729 |
562 |
527 |
13 |
| CDI |
0 |
35 |
177 |
373 |
769 |
1304 |
2688 |
125 |
| VCDI |
0 |
24 |
133 |
186 |
416 |
1130 |
27750 |
23754 |
|
Date: 2025-02-03:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-02-05:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2025-02-07:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
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