Validation of sea ice concentration - Full domain
Reference date: 2025-06-12
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-06-06:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77400 |
15288 |
652 |
1112 |
19 |
0 |
0 |
0 |
| OW |
0 |
332 |
161 |
736 |
145 |
0 |
0 |
0 |
| VODI |
0 |
978 |
378 |
1872 |
1412 |
161 |
10 |
0 |
| ODI |
0 |
721 |
306 |
2241 |
5937 |
1894 |
428 |
0 |
| CDI |
0 |
46 |
41 |
314 |
2757 |
12025 |
5519 |
27 |
| VCDI |
0 |
0 |
0 |
4 |
66 |
2270 |
25601 |
26184 |
|
|
Date: 2025-06-08:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78496 |
14926 |
699 |
1191 |
10 |
0 |
0 |
0 |
| OW |
0 |
395 |
155 |
862 |
78 |
1 |
0 |
0 |
| VODI |
0 |
1007 |
390 |
2179 |
1530 |
177 |
8 |
0 |
| ODI |
0 |
624 |
325 |
2265 |
6294 |
2065 |
203 |
0 |
| CDI |
0 |
50 |
28 |
291 |
2389 |
11567 |
4612 |
61 |
| VCDI |
0 |
0 |
0 |
0 |
32 |
2191 |
23585 |
28351 |
|
|
Date: 2025-06-10:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79086 |
15188 |
781 |
1216 |
18 |
0 |
0 |
0 |
| OW |
0 |
365 |
171 |
960 |
83 |
3 |
0 |
0 |
| VODI |
0 |
1012 |
320 |
2283 |
1783 |
574 |
0 |
0 |
| ODI |
0 |
619 |
350 |
2272 |
6020 |
2082 |
114 |
0 |
| CDI |
0 |
30 |
31 |
280 |
2513 |
10958 |
4703 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
48 |
1826 |
23465 |
27878 |
|
|
Date: 2025-06-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78181 |
17292 |
833 |
1194 |
21 |
0 |
0 |
0 |
| OW |
0 |
672 |
203 |
973 |
127 |
1 |
0 |
0 |
| VODI |
0 |
940 |
330 |
2068 |
1522 |
768 |
240 |
0 |
| ODI |
0 |
688 |
383 |
2355 |
5081 |
2449 |
375 |
0 |
| CDI |
0 |
61 |
55 |
265 |
2093 |
9920 |
5776 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
243 |
7363 |
19753 |
24811 |
|
|
Date: 2025-06-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78173 |
18645 |
806 |
1338 |
18 |
0 |
0 |
0 |
| OW |
0 |
725 |
176 |
1019 |
117 |
1 |
0 |
0 |
| VODI |
0 |
972 |
347 |
2085 |
2075 |
583 |
4 |
0 |
| ODI |
0 |
619 |
325 |
2313 |
5268 |
2489 |
153 |
0 |
| CDI |
0 |
96 |
32 |
209 |
2539 |
10796 |
5784 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
1531 |
6992 |
20325 |
20479 |
|
|
Date: 2025-06-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80373 |
17651 |
882 |
1232 |
16 |
0 |
0 |
0 |
| OW |
0 |
806 |
214 |
1164 |
140 |
1 |
0 |
0 |
| VODI |
0 |
933 |
325 |
2266 |
1771 |
585 |
1 |
0 |
| ODI |
0 |
651 |
270 |
1800 |
4789 |
3337 |
108 |
0 |
| CDI |
0 |
77 |
29 |
183 |
3428 |
11829 |
5346 |
32 |
| VCDI |
0 |
0 |
0 |
0 |
1405 |
5639 |
18383 |
21371 |
|
|
Date: 2025-06-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81630 |
17996 |
867 |
1047 |
16 |
0 |
0 |
0 |
| OW |
0 |
912 |
282 |
1252 |
144 |
1 |
0 |
0 |
| VODI |
0 |
869 |
289 |
2422 |
2139 |
220 |
0 |
0 |
| ODI |
0 |
562 |
244 |
1588 |
5563 |
1888 |
74 |
0 |
| CDI |
0 |
33 |
17 |
170 |
1960 |
14474 |
5604 |
31 |
| VCDI |
0 |
0 |
0 |
0 |
106 |
4842 |
15359 |
24436 |
|
|
Date: 2025-06-20:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81918 |
19448 |
894 |
966 |
10 |
0 |
0 |
0 |
| OW |
0 |
866 |
350 |
1370 |
147 |
1 |
0 |
0 |
| VODI |
0 |
794 |
289 |
2190 |
2771 |
91 |
0 |
0 |
| ODI |
0 |
581 |
270 |
1625 |
4416 |
1560 |
118 |
0 |
| CDI |
0 |
37 |
24 |
226 |
2778 |
17009 |
5195 |
42 |
| VCDI |
0 |
0 |
0 |
4 |
673 |
3961 |
20098 |
16315 |
|
|
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