Validation of sea ice concentration - Full domain
Reference date: 2025-03-20
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-03-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66727 |
16178 |
542 |
602 |
15 |
0 |
0 |
0 |
| OW |
0 |
362 |
182 |
660 |
153 |
0 |
0 |
0 |
| VODI |
0 |
337 |
222 |
784 |
646 |
83 |
0 |
0 |
| ODI |
0 |
71 |
39 |
665 |
1355 |
303 |
10 |
0 |
| CDI |
0 |
5 |
7 |
96 |
1242 |
2550 |
541 |
3 |
| VCDI |
0 |
0 |
0 |
49 |
207 |
6931 |
23161 |
62313 |
|
|
Date: 2025-03-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66633 |
16252 |
520 |
393 |
1 |
0 |
0 |
0 |
| OW |
0 |
328 |
215 |
661 |
68 |
0 |
0 |
0 |
| VODI |
0 |
306 |
202 |
916 |
412 |
15 |
0 |
0 |
| ODI |
0 |
39 |
48 |
762 |
1289 |
167 |
0 |
0 |
| CDI |
0 |
0 |
0 |
62 |
1520 |
3169 |
392 |
2 |
| VCDI |
0 |
0 |
0 |
48 |
397 |
8010 |
31416 |
52798 |
|
|
Date: 2025-03-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67043 |
15788 |
470 |
381 |
7 |
0 |
0 |
0 |
| OW |
0 |
346 |
207 |
574 |
42 |
0 |
0 |
0 |
| VODI |
0 |
212 |
164 |
1102 |
470 |
14 |
0 |
0 |
| ODI |
0 |
32 |
33 |
599 |
1849 |
310 |
7 |
0 |
| CDI |
0 |
0 |
0 |
45 |
1511 |
3926 |
459 |
0 |
| VCDI |
0 |
0 |
0 |
12 |
225 |
8633 |
31432 |
51148 |
|
|
Date: 2025-03-20:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66388 |
16028 |
460 |
467 |
8 |
0 |
0 |
0 |
| OW |
0 |
302 |
193 |
633 |
63 |
0 |
0 |
0 |
| VODI |
0 |
138 |
156 |
997 |
612 |
4 |
0 |
0 |
| ODI |
0 |
14 |
31 |
551 |
1747 |
506 |
13 |
0 |
| CDI |
0 |
0 |
0 |
93 |
1412 |
3859 |
749 |
6 |
| VCDI |
0 |
0 |
0 |
50 |
195 |
7271 |
32350 |
51745 |
|
|
Date: 2025-03-22:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66766 |
15872 |
457 |
410 |
6 |
0 |
0 |
0 |
| OW |
0 |
519 |
252 |
529 |
48 |
0 |
0 |
0 |
| VODI |
0 |
358 |
244 |
1195 |
377 |
7 |
0 |
0 |
| ODI |
0 |
7 |
41 |
637 |
1653 |
315 |
61 |
0 |
| CDI |
0 |
0 |
4 |
103 |
1174 |
3320 |
1117 |
13 |
| VCDI |
0 |
0 |
0 |
31 |
89 |
5388 |
29642 |
56406 |
|
|
Date: 2025-03-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67366 |
16012 |
453 |
504 |
51 |
7 |
0 |
0 |
| OW |
0 |
506 |
226 |
521 |
92 |
21 |
0 |
0 |
| VODI |
0 |
148 |
258 |
875 |
391 |
149 |
0 |
0 |
| ODI |
0 |
9 |
17 |
788 |
1196 |
240 |
5 |
1 |
| CDI |
0 |
4 |
6 |
90 |
1365 |
2999 |
508 |
27 |
| VCDI |
0 |
0 |
0 |
7 |
115 |
5443 |
22715 |
63926 |
|
|
Date: 2025-03-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67284 |
16167 |
466 |
539 |
54 |
7 |
0 |
0 |
| OW |
0 |
359 |
196 |
452 |
82 |
29 |
0 |
0 |
| VODI |
0 |
264 |
202 |
765 |
346 |
106 |
0 |
0 |
| ODI |
0 |
42 |
87 |
855 |
1346 |
524 |
6 |
0 |
| CDI |
0 |
9 |
10 |
182 |
1341 |
2818 |
404 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
236 |
5240 |
20735 |
65877 |
|
|
Date: 2025-03-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68082 |
15471 |
445 |
404 |
1 |
0 |
0 |
0 |
| OW |
0 |
313 |
177 |
504 |
60 |
0 |
0 |
0 |
| VODI |
0 |
214 |
204 |
897 |
351 |
50 |
2 |
0 |
| ODI |
0 |
117 |
62 |
894 |
1524 |
448 |
38 |
0 |
| CDI |
0 |
10 |
13 |
157 |
1189 |
3700 |
460 |
0 |
| VCDI |
0 |
0 |
0 |
25 |
179 |
4513 |
23325 |
63212 |
|
|
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