Validation of sea ice concentration - American sector
Reference date: 2023-05-18
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-05-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
10 |
7 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
11 |
29 |
32 |
4 |
7 |
0 |
0 |
| ODI |
0 |
6 |
15 |
357 |
562 |
67 |
5 |
0 |
| CDI |
0 |
15 |
35 |
255 |
1225 |
2533 |
823 |
10 |
| VCDI |
0 |
32 |
4 |
33 |
116 |
1799 |
14174 |
23700 |
|
|
Date: 2023-05-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
6 |
10 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
3 |
8 |
19 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
18 |
124 |
20 |
2 |
0 |
0 |
| ODI |
0 |
5 |
9 |
481 |
705 |
58 |
4 |
0 |
| CDI |
0 |
27 |
33 |
355 |
2373 |
3027 |
714 |
12 |
| VCDI |
0 |
10 |
23 |
122 |
1859 |
3529 |
12363 |
19945 |
|
|
Date: 2023-05-16:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
54 |
29 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
40 |
28 |
25 |
0 |
0 |
0 |
0 |
| VODI |
0 |
21 |
21 |
153 |
15 |
3 |
0 |
0 |
| ODI |
0 |
65 |
53 |
585 |
418 |
54 |
16 |
0 |
| CDI |
0 |
29 |
36 |
348 |
1213 |
3516 |
2008 |
31 |
| VCDI |
0 |
0 |
0 |
0 |
40 |
1858 |
16365 |
18829 |
|
|
Date: 2023-05-18:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
102 |
23 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
45 |
32 |
43 |
5 |
0 |
0 |
0 |
| VODI |
0 |
33 |
31 |
168 |
36 |
2 |
0 |
0 |
| ODI |
0 |
63 |
68 |
556 |
531 |
72 |
11 |
0 |
| CDI |
0 |
69 |
49 |
307 |
1055 |
3170 |
1550 |
120 |
| VCDI |
0 |
0 |
0 |
1 |
49 |
1333 |
12374 |
23948 |
|
|
Date: 2023-05-20:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
164 |
18 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
63 |
51 |
30 |
0 |
0 |
0 |
0 |
| VODI |
0 |
70 |
55 |
192 |
41 |
5 |
1 |
0 |
| ODI |
0 |
67 |
82 |
706 |
704 |
65 |
28 |
0 |
| CDI |
0 |
51 |
47 |
325 |
1084 |
2359 |
1435 |
1 |
| VCDI |
0 |
2 |
0 |
7 |
85 |
2508 |
22295 |
13324 |
|
|
Date: 2023-05-22:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
232 |
15 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
68 |
48 |
22 |
0 |
0 |
0 |
0 |
| VODI |
0 |
108 |
87 |
263 |
31 |
3 |
4 |
0 |
| ODI |
0 |
88 |
85 |
731 |
1016 |
99 |
59 |
0 |
| CDI |
0 |
33 |
31 |
288 |
788 |
2147 |
1480 |
12 |
| VCDI |
0 |
7 |
1 |
38 |
439 |
2236 |
19597 |
15808 |
|
|
Date: 2023-05-24:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
264 |
37 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
134 |
64 |
56 |
0 |
0 |
0 |
0 |
| VODI |
0 |
229 |
128 |
356 |
24 |
4 |
3 |
0 |
| ODI |
0 |
105 |
56 |
864 |
937 |
184 |
54 |
0 |
| CDI |
0 |
48 |
48 |
257 |
901 |
1917 |
1264 |
18 |
| VCDI |
0 |
0 |
0 |
1 |
31 |
770 |
12013 |
25095 |
|
|
Date: 2023-05-26:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
261 |
66 |
25 |
0 |
0 |
0 |
0 |
| OW |
0 |
155 |
59 |
159 |
20 |
0 |
0 |
0 |
| VODI |
0 |
157 |
101 |
443 |
123 |
37 |
2 |
0 |
| ODI |
0 |
72 |
68 |
745 |
1135 |
343 |
19 |
0 |
| CDI |
0 |
93 |
78 |
301 |
888 |
2621 |
1196 |
9 |
| VCDI |
0 |
0 |
0 |
8 |
43 |
1873 |
11012 |
23754 |
|
|
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