Validation of sea ice concentration - American sector
Reference date: 2025-08-07
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-08-01:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10946 |
5043 |
296 |
368 |
54 |
0 |
0 |
0 |
| OW |
0 |
543 |
420 |
1203 |
102 |
0 |
0 |
0 |
| VODI |
0 |
61 |
117 |
2306 |
3409 |
448 |
0 |
0 |
| ODI |
0 |
0 |
0 |
187 |
3853 |
4450 |
88 |
0 |
| CDI |
0 |
0 |
0 |
0 |
277 |
6788 |
3863 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
155 |
865 |
0 |
|
|
Date: 2025-08-03:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10875 |
5324 |
322 |
316 |
23 |
0 |
0 |
0 |
| OW |
0 |
724 |
647 |
1276 |
95 |
0 |
0 |
0 |
| VODI |
0 |
30 |
68 |
2985 |
2362 |
34 |
0 |
0 |
| ODI |
0 |
0 |
1 |
112 |
3831 |
3483 |
113 |
0 |
| CDI |
0 |
0 |
0 |
0 |
193 |
6374 |
5020 |
209 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
52 |
1159 |
214 |
|
|
Date: 2025-08-05:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11092 |
5131 |
350 |
441 |
26 |
0 |
0 |
0 |
| OW |
0 |
710 |
486 |
1367 |
155 |
0 |
0 |
0 |
| VODI |
0 |
10 |
48 |
2410 |
1987 |
241 |
0 |
0 |
| ODI |
0 |
0 |
0 |
186 |
3257 |
2211 |
199 |
0 |
| CDI |
0 |
0 |
0 |
1 |
824 |
6618 |
4497 |
117 |
| VCDI |
0 |
0 |
0 |
0 |
77 |
560 |
2242 |
599 |
|
|
Date: 2025-08-07:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11276 |
5127 |
337 |
415 |
35 |
0 |
0 |
0 |
| OW |
0 |
737 |
492 |
1160 |
153 |
2 |
0 |
0 |
| VODI |
0 |
20 |
93 |
2593 |
1621 |
99 |
4 |
0 |
| ODI |
0 |
1 |
1 |
232 |
3734 |
1286 |
315 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1263 |
6266 |
3805 |
264 |
| VCDI |
0 |
0 |
0 |
0 |
74 |
1110 |
2446 |
881 |
|
|
Date: 2025-08-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11261 |
5246 |
349 |
400 |
18 |
0 |
0 |
0 |
| OW |
0 |
925 |
521 |
1013 |
78 |
0 |
0 |
0 |
| VODI |
0 |
137 |
232 |
2836 |
1511 |
29 |
0 |
0 |
| ODI |
0 |
0 |
0 |
215 |
3438 |
3229 |
714 |
5 |
| CDI |
0 |
0 |
0 |
0 |
245 |
5263 |
4284 |
77 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
226 |
2637 |
953 |
|
|
Date: 2025-08-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11508 |
5171 |
377 |
299 |
22 |
0 |
0 |
0 |
| OW |
0 |
1228 |
672 |
1280 |
74 |
0 |
0 |
0 |
| VODI |
0 |
44 |
100 |
2959 |
1118 |
37 |
2 |
0 |
| ODI |
0 |
0 |
0 |
133 |
4418 |
3529 |
368 |
0 |
| CDI |
0 |
0 |
0 |
0 |
142 |
5752 |
2618 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
832 |
3118 |
37 |
|
|
Date: 2025-08-13:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11709 |
5173 |
374 |
371 |
32 |
0 |
0 |
0 |
| OW |
0 |
1835 |
672 |
899 |
64 |
1 |
0 |
0 |
| VODI |
0 |
111 |
237 |
3083 |
772 |
21 |
2 |
0 |
| ODI |
0 |
0 |
0 |
290 |
5975 |
2184 |
104 |
0 |
| CDI |
0 |
0 |
0 |
0 |
693 |
4129 |
3259 |
81 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
567 |
2714 |
485 |
|
|
Date: 2025-08-15:
| Best estimate |
|
|
...observations not yet available
|
|
Generated by /metno/routine/sms/V2/gxSIvalidation/gxSIwebPageSector.sh Fri Aug 15 03:18:31 UTC 2025 on arcval2