Validation of sea ice concentration - Full domain
Bulletin date: 2025-04-01
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-04-01:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16938 |
14531 |
109 |
698 |
139 |
10 |
0 |
0 |
| OW |
22 |
207 |
13 |
152 |
46 |
5 |
0 |
0 |
| VODI |
24 |
335 |
23 |
306 |
137 |
18 |
0 |
0 |
| ODI |
11 |
297 |
25 |
410 |
354 |
119 |
112 |
8 |
| CDI |
0 |
105 |
14 |
460 |
787 |
1002 |
1081 |
459 |
| VCDI |
0 |
46 |
17 |
290 |
1431 |
6597 |
27480 |
59727 |
|
Date: 2025-04-03:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16904 |
14746 |
164 |
1018 |
274 |
25 |
0 |
0 |
| OW |
0 |
168 |
13 |
140 |
78 |
8 |
0 |
0 |
| VODI |
0 |
254 |
18 |
204 |
156 |
33 |
1 |
0 |
| ODI |
0 |
171 |
15 |
221 |
291 |
128 |
88 |
31 |
| CDI |
0 |
122 |
14 |
412 |
638 |
709 |
999 |
567 |
| VCDI |
0 |
38 |
9 |
383 |
1539 |
6848 |
22197 |
64921 |
|
Date: 2025-04-05:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16228 |
14869 |
110 |
1400 |
499 |
38 |
0 |
0 |
| OW |
0 |
111 |
4 |
80 |
101 |
16 |
0 |
0 |
| VODI |
0 |
184 |
9 |
139 |
193 |
21 |
9 |
0 |
| ODI |
0 |
133 |
7 |
155 |
215 |
191 |
136 |
60 |
| CDI |
0 |
112 |
8 |
228 |
511 |
1115 |
1052 |
652 |
| VCDI |
0 |
197 |
33 |
526 |
1405 |
6081 |
20470 |
67247 |
|
Date: 2025-04-07:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15837 |
15194 |
145 |
1359 |
628 |
42 |
0 |
0 |
| OW |
1 |
86 |
4 |
69 |
114 |
15 |
0 |
0 |
| VODI |
20 |
127 |
3 |
165 |
202 |
64 |
21 |
0 |
| ODI |
9 |
131 |
3 |
153 |
316 |
308 |
183 |
15 |
| CDI |
0 |
76 |
8 |
256 |
677 |
1212 |
897 |
519 |
| VCDI |
0 |
129 |
19 |
444 |
1430 |
5769 |
22725 |
65170 |
|
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