Validation of sea ice concentration - American sector
Reference date: 2023-08-24
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-08-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12769 |
8743 |
440 |
551 |
20 |
0 |
0 |
0 |
| OW |
2 |
2179 |
643 |
852 |
3 |
0 |
0 |
0 |
| VODI |
0 |
90 |
115 |
3970 |
771 |
24 |
0 |
0 |
| ODI |
0 |
0 |
0 |
133 |
4882 |
2883 |
259 |
13 |
| CDI |
0 |
0 |
0 |
0 |
102 |
2263 |
1627 |
132 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
124 |
1116 |
1160 |
|
|
Date: 2023-08-20:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13408 |
8627 |
426 |
432 |
0 |
0 |
0 |
0 |
| OW |
9 |
2463 |
674 |
1030 |
10 |
0 |
0 |
0 |
| VODI |
0 |
22 |
64 |
3275 |
1049 |
42 |
0 |
0 |
| ODI |
0 |
0 |
0 |
34 |
4025 |
3155 |
1029 |
44 |
| CDI |
0 |
0 |
0 |
0 |
25 |
1000 |
2786 |
289 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
6 |
702 |
1240 |
|
|
Date: 2023-08-22:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14329 |
8177 |
416 |
330 |
0 |
0 |
0 |
0 |
| OW |
0 |
2802 |
659 |
1031 |
3 |
0 |
0 |
0 |
| VODI |
0 |
9 |
39 |
2911 |
610 |
8 |
7 |
0 |
| ODI |
0 |
0 |
0 |
69 |
4128 |
2839 |
594 |
40 |
| CDI |
0 |
0 |
0 |
0 |
61 |
2002 |
2537 |
229 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
52 |
893 |
1091 |
|
|
Date: 2023-08-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16458 |
6656 |
315 |
215 |
0 |
0 |
0 |
0 |
| OW |
86 |
2983 |
624 |
911 |
1 |
0 |
0 |
0 |
| VODI |
0 |
18 |
83 |
2788 |
382 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
222 |
3968 |
1966 |
138 |
0 |
| CDI |
0 |
0 |
0 |
0 |
70 |
3683 |
2109 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
372 |
1785 |
23 |
|
|
Date: 2023-08-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15579 |
7651 |
312 |
271 |
0 |
0 |
0 |
0 |
| OW |
3 |
3430 |
672 |
881 |
2 |
0 |
0 |
0 |
| VODI |
0 |
16 |
82 |
2428 |
381 |
8 |
5 |
0 |
| ODI |
0 |
0 |
0 |
100 |
3903 |
1631 |
44 |
0 |
| CDI |
0 |
0 |
0 |
0 |
239 |
5488 |
1228 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
562 |
950 |
0 |
|
|
Date: 2023-08-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17346 |
6542 |
195 |
76 |
1 |
0 |
0 |
0 |
| OW |
59 |
3345 |
687 |
1084 |
5 |
0 |
0 |
0 |
| VODI |
0 |
10 |
36 |
2046 |
345 |
11 |
0 |
0 |
| ODI |
0 |
0 |
0 |
245 |
4007 |
1057 |
57 |
0 |
| CDI |
0 |
0 |
0 |
0 |
295 |
5022 |
1832 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
251 |
1289 |
16 |
|
|
Date: 2023-08-30:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18670 |
5672 |
107 |
30 |
0 |
0 |
0 |
0 |
| OW |
159 |
4030 |
569 |
441 |
2 |
0 |
0 |
0 |
| VODI |
0 |
14 |
72 |
2011 |
180 |
5 |
0 |
0 |
| ODI |
0 |
0 |
1 |
409 |
3969 |
586 |
41 |
0 |
| CDI |
0 |
0 |
0 |
0 |
226 |
4677 |
1823 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
549 |
1623 |
0 |
|
|
Date: 2023-09-01:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19638 |
5198 |
149 |
83 |
1 |
0 |
0 |
0 |
| OW |
144 |
3897 |
483 |
465 |
0 |
0 |
0 |
0 |
| VODI |
0 |
21 |
62 |
1765 |
305 |
1 |
0 |
0 |
| ODI |
0 |
1 |
0 |
418 |
3521 |
870 |
25 |
0 |
| CDI |
0 |
0 |
0 |
0 |
208 |
4105 |
2436 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
440 |
1630 |
0 |
|
|
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