Validation of sea ice concentration - American sector
Reference date: 2023-09-28
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-09-22:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23990 |
4179 |
68 |
76 |
1 |
0 |
0 |
0 |
| OW |
79 |
2038 |
351 |
568 |
64 |
2 |
0 |
0 |
| VODI |
0 |
23 |
34 |
913 |
300 |
9 |
1 |
0 |
| ODI |
0 |
0 |
0 |
189 |
1603 |
666 |
57 |
0 |
| CDI |
0 |
0 |
0 |
0 |
261 |
3258 |
1613 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
290 |
5032 |
194 |
|
|
Date: 2023-09-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22059 |
5989 |
152 |
147 |
9 |
0 |
0 |
0 |
| OW |
17 |
1375 |
331 |
902 |
140 |
0 |
0 |
0 |
| VODI |
0 |
36 |
20 |
610 |
546 |
46 |
18 |
0 |
| ODI |
0 |
0 |
0 |
118 |
989 |
859 |
38 |
0 |
| CDI |
0 |
0 |
0 |
0 |
126 |
3805 |
1299 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1081 |
5130 |
24 |
|
|
Date: 2023-09-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20426 |
7297 |
278 |
386 |
9 |
0 |
0 |
0 |
| OW |
0 |
732 |
250 |
1044 |
381 |
0 |
0 |
0 |
| VODI |
0 |
20 |
19 |
363 |
659 |
98 |
14 |
0 |
| ODI |
0 |
0 |
0 |
39 |
615 |
735 |
98 |
0 |
| CDI |
0 |
0 |
0 |
0 |
25 |
915 |
1888 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
850 |
7328 |
1397 |
|
|
Date: 2023-09-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23031 |
5165 |
184 |
213 |
2 |
0 |
0 |
0 |
| OW |
6 |
933 |
229 |
742 |
208 |
1 |
0 |
0 |
| VODI |
0 |
5 |
27 |
388 |
580 |
115 |
0 |
0 |
| ODI |
0 |
0 |
0 |
86 |
779 |
309 |
48 |
5 |
| CDI |
0 |
0 |
0 |
0 |
104 |
747 |
1009 |
439 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
148 |
4842 |
5521 |
|
|
Date: 2023-09-30:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22820 |
5361 |
195 |
230 |
0 |
0 |
0 |
0 |
| OW |
0 |
846 |
235 |
776 |
61 |
0 |
0 |
0 |
| VODI |
0 |
2 |
26 |
469 |
548 |
60 |
0 |
0 |
| ODI |
0 |
0 |
0 |
134 |
856 |
325 |
11 |
0 |
| CDI |
0 |
0 |
0 |
0 |
115 |
1010 |
774 |
21 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
142 |
3412 |
7437 |
|
|
Date: 2023-10-02:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22267 |
5638 |
228 |
302 |
6 |
0 |
0 |
0 |
| OW |
0 |
572 |
198 |
808 |
187 |
2 |
0 |
0 |
| VODI |
0 |
17 |
26 |
388 |
466 |
96 |
0 |
0 |
| ODI |
0 |
0 |
0 |
111 |
838 |
421 |
15 |
0 |
| CDI |
0 |
0 |
0 |
0 |
152 |
1127 |
620 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
264 |
5908 |
5204 |
|
|
Date: 2023-10-04:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20478 |
6732 |
307 |
521 |
34 |
0 |
0 |
0 |
| OW |
0 |
370 |
126 |
532 |
143 |
0 |
0 |
0 |
| VODI |
0 |
43 |
37 |
440 |
445 |
64 |
0 |
0 |
| ODI |
0 |
4 |
9 |
143 |
652 |
425 |
12 |
0 |
| CDI |
0 |
0 |
0 |
4 |
334 |
1144 |
476 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
856 |
7841 |
3692 |
|
|
Date: 2023-10-06:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19632 |
6201 |
496 |
646 |
33 |
0 |
0 |
0 |
| OW |
0 |
167 |
80 |
604 |
287 |
12 |
0 |
0 |
| VODI |
0 |
17 |
26 |
297 |
434 |
51 |
0 |
0 |
| ODI |
0 |
0 |
3 |
133 |
541 |
399 |
16 |
0 |
| CDI |
0 |
0 |
0 |
10 |
443 |
1298 |
352 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
619 |
5759 |
7310 |
|
|
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