Validation of sea ice concentration - Full domain
Reference date: 2025-04-10
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-04-04:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66655 |
15764 |
533 |
633 |
0 |
0 |
0 |
0 |
| OW |
2 |
319 |
132 |
530 |
72 |
0 |
0 |
0 |
| VODI |
2 |
287 |
191 |
825 |
397 |
3 |
0 |
0 |
| ODI |
0 |
37 |
36 |
599 |
1446 |
237 |
3 |
0 |
| CDI |
0 |
0 |
4 |
122 |
1290 |
3890 |
824 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
106 |
4099 |
21796 |
66206 |
|
|
Date: 2025-04-06:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66242 |
15839 |
530 |
563 |
30 |
0 |
0 |
0 |
| OW |
0 |
355 |
163 |
484 |
107 |
0 |
0 |
0 |
| VODI |
0 |
240 |
177 |
984 |
418 |
20 |
0 |
0 |
| ODI |
0 |
31 |
38 |
559 |
1777 |
405 |
26 |
0 |
| CDI |
0 |
0 |
0 |
56 |
906 |
4259 |
1620 |
10 |
| VCDI |
0 |
0 |
0 |
0 |
79 |
2470 |
21365 |
67288 |
|
|
Date: 2025-04-08:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66427 |
15641 |
466 |
583 |
15 |
0 |
0 |
0 |
| OW |
0 |
409 |
169 |
542 |
133 |
0 |
0 |
0 |
| VODI |
0 |
197 |
186 |
1076 |
549 |
25 |
1 |
0 |
| ODI |
0 |
12 |
8 |
475 |
1809 |
452 |
16 |
0 |
| CDI |
0 |
0 |
0 |
35 |
1243 |
3830 |
1087 |
15 |
| VCDI |
0 |
0 |
0 |
2 |
150 |
3759 |
21846 |
65883 |
|
|
Date: 2025-04-10:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66510 |
15845 |
455 |
360 |
2 |
0 |
0 |
0 |
| OW |
0 |
453 |
184 |
544 |
63 |
0 |
0 |
0 |
| VODI |
0 |
275 |
211 |
1100 |
302 |
11 |
0 |
0 |
| ODI |
0 |
29 |
49 |
735 |
1720 |
177 |
9 |
0 |
| CDI |
0 |
0 |
0 |
213 |
1997 |
4160 |
743 |
1 |
| VCDI |
0 |
0 |
0 |
17 |
240 |
3705 |
23803 |
63128 |
|
|
Date: 2025-04-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65815 |
16350 |
502 |
410 |
0 |
0 |
0 |
0 |
| OW |
0 |
346 |
168 |
544 |
112 |
0 |
0 |
0 |
| VODI |
0 |
245 |
226 |
1090 |
382 |
39 |
0 |
0 |
| ODI |
0 |
43 |
45 |
830 |
2050 |
442 |
24 |
0 |
| CDI |
0 |
3 |
10 |
176 |
1557 |
4826 |
1547 |
1 |
| VCDI |
0 |
1 |
7 |
84 |
139 |
3239 |
26340 |
59448 |
|
|
Date: 2025-04-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65812 |
16651 |
509 |
383 |
0 |
0 |
0 |
0 |
| OW |
0 |
299 |
165 |
513 |
52 |
0 |
0 |
0 |
| VODI |
0 |
246 |
227 |
1275 |
521 |
18 |
0 |
0 |
| ODI |
0 |
22 |
28 |
659 |
2413 |
598 |
43 |
0 |
| CDI |
0 |
0 |
0 |
123 |
1228 |
4802 |
2086 |
10 |
| VCDI |
0 |
0 |
0 |
45 |
114 |
2503 |
27543 |
58153 |
|
|
Date: 2025-04-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66849 |
15865 |
507 |
420 |
31 |
0 |
0 |
0 |
| OW |
0 |
303 |
150 |
506 |
76 |
0 |
0 |
0 |
| VODI |
0 |
331 |
250 |
1074 |
503 |
18 |
0 |
0 |
| ODI |
0 |
9 |
32 |
720 |
1986 |
796 |
54 |
0 |
| CDI |
0 |
0 |
0 |
58 |
1021 |
4540 |
2092 |
4 |
| VCDI |
0 |
0 |
0 |
6 |
200 |
2965 |
27192 |
58483 |
|
|
Date: 2025-04-18:
| Best estimate |
|
|
...observations not yet available
|
|
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