Validation of sea ice concentration - European sector
Reference date: 2025-08-28
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-08-22:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96451 |
5236 |
157 |
207 |
7 |
0 |
0 |
0 |
| OW |
0 |
23 |
33 |
157 |
48 |
1 |
0 |
0 |
| VODI |
0 |
2 |
16 |
140 |
389 |
47 |
0 |
0 |
| ODI |
0 |
0 |
0 |
42 |
1781 |
1933 |
190 |
0 |
| CDI |
0 |
0 |
0 |
0 |
15 |
974 |
1128 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
19 |
87 |
0 |
|
|
Date: 2025-08-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97089 |
4654 |
148 |
173 |
13 |
0 |
0 |
0 |
| OW |
0 |
26 |
45 |
137 |
49 |
0 |
0 |
0 |
| VODI |
0 |
0 |
10 |
142 |
274 |
42 |
0 |
0 |
| ODI |
0 |
0 |
0 |
65 |
2000 |
1609 |
74 |
0 |
| CDI |
0 |
0 |
0 |
0 |
23 |
1107 |
1127 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
27 |
249 |
0 |
|
|
Date: 2025-08-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97010 |
4712 |
150 |
164 |
8 |
0 |
0 |
0 |
| OW |
0 |
22 |
44 |
147 |
21 |
0 |
0 |
0 |
| VODI |
0 |
1 |
14 |
191 |
233 |
7 |
2 |
0 |
| ODI |
0 |
0 |
0 |
62 |
2235 |
1066 |
54 |
0 |
| CDI |
0 |
0 |
0 |
1 |
124 |
1729 |
435 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
189 |
457 |
0 |
|
|
Date: 2025-08-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96877 |
4826 |
148 |
168 |
4 |
0 |
0 |
0 |
| OW |
0 |
22 |
54 |
144 |
24 |
0 |
0 |
0 |
| VODI |
0 |
8 |
29 |
211 |
202 |
3 |
3 |
0 |
| ODI |
0 |
0 |
1 |
55 |
2238 |
1202 |
46 |
0 |
| CDI |
0 |
0 |
0 |
4 |
255 |
1614 |
302 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
349 |
286 |
0 |
|
|
Date: 2025-08-30:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97022 |
4753 |
141 |
161 |
2 |
0 |
0 |
0 |
| OW |
0 |
38 |
47 |
135 |
9 |
0 |
0 |
0 |
| VODI |
0 |
18 |
34 |
255 |
147 |
13 |
14 |
0 |
| ODI |
0 |
0 |
0 |
117 |
2558 |
1463 |
53 |
0 |
| CDI |
0 |
0 |
0 |
1 |
132 |
1103 |
546 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
79 |
242 |
0 |
|
|
Date: 2025-09-01:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97585 |
4276 |
167 |
160 |
1 |
0 |
0 |
0 |
| OW |
0 |
49 |
41 |
114 |
3 |
0 |
0 |
0 |
| VODI |
0 |
9 |
34 |
320 |
127 |
13 |
19 |
0 |
| ODI |
0 |
0 |
2 |
261 |
2704 |
1120 |
30 |
0 |
| CDI |
0 |
0 |
0 |
1 |
61 |
914 |
754 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
62 |
256 |
0 |
|
|
Date: 2025-09-03:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
98478 |
3443 |
172 |
159 |
2 |
0 |
0 |
0 |
| OW |
0 |
52 |
38 |
95 |
10 |
0 |
0 |
0 |
| VODI |
0 |
9 |
45 |
367 |
161 |
12 |
12 |
0 |
| ODI |
0 |
0 |
1 |
367 |
2015 |
1244 |
13 |
0 |
| CDI |
0 |
0 |
0 |
0 |
50 |
969 |
974 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
57 |
337 |
0 |
|
|
Date: 2025-09-05:
| Best estimate |
|
|
...observations not yet available
|
|
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