Validation of sea ice concentration - American sector
Reference date: 2025-11-13
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-11-07:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9529 |
3482 |
254 |
454 |
73 |
5 |
0 |
0 |
| OW |
9 |
235 |
92 |
315 |
328 |
50 |
0 |
0 |
| VODI |
1 |
249 |
93 |
230 |
279 |
67 |
2 |
0 |
| ODI |
0 |
89 |
105 |
377 |
541 |
181 |
22 |
0 |
| CDI |
0 |
1 |
2 |
92 |
471 |
565 |
144 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
303 |
1512 |
10572 |
15115 |
|
|
Date: 2025-11-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9363 |
3187 |
189 |
399 |
90 |
5 |
0 |
0 |
| OW |
30 |
226 |
60 |
343 |
292 |
34 |
0 |
0 |
| VODI |
12 |
239 |
64 |
297 |
372 |
128 |
2 |
0 |
| ODI |
2 |
212 |
87 |
346 |
486 |
289 |
41 |
0 |
| CDI |
0 |
5 |
3 |
59 |
440 |
827 |
231 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
40 |
1263 |
10873 |
15308 |
|
|
Date: 2025-11-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9106 |
2995 |
176 |
332 |
194 |
2 |
0 |
0 |
| OW |
13 |
230 |
43 |
160 |
295 |
37 |
0 |
0 |
| VODI |
3 |
372 |
77 |
197 |
378 |
170 |
1 |
0 |
| ODI |
0 |
96 |
81 |
263 |
668 |
320 |
9 |
0 |
| CDI |
0 |
0 |
1 |
43 |
343 |
1020 |
249 |
1 |
| VCDI |
0 |
0 |
0 |
3 |
34 |
816 |
7188 |
19931 |
|
|
Date: 2025-11-13:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9042 |
2740 |
166 |
254 |
84 |
0 |
0 |
0 |
| OW |
16 |
220 |
35 |
120 |
144 |
11 |
0 |
0 |
| VODI |
11 |
432 |
77 |
195 |
371 |
63 |
1 |
0 |
| ODI |
0 |
191 |
95 |
287 |
500 |
174 |
15 |
0 |
| CDI |
0 |
27 |
25 |
131 |
319 |
894 |
145 |
0 |
| VCDI |
0 |
4 |
0 |
8 |
94 |
1426 |
10175 |
17355 |
|
|
Date: 2025-11-15:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-17:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-19:
| Best estimate |
|
|
...observations not yet available
|
|
Date: 2025-11-21:
| Best estimate |
|
|
...observations not yet available
|
|
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