Validation of sea ice concentration - Asian sector
Bulletin date: 2020-01-30
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-01-24:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
34 |
4 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
6 |
1 |
28 |
2 |
0 |
0 |
0 |
| VODI |
0 |
3 |
1 |
22 |
21 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
13 |
35 |
8 |
6 |
0 |
| CDI |
0 |
0 |
0 |
23 |
56 |
71 |
69 |
70 |
| VCDI |
0 |
0 |
0 |
119 |
140 |
469 |
7253 |
23613 |
|
...date precedes bulletin
|
Date: 2020-01-26:
| Best estimate |
Forecast |
|
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 |
17 |
4 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
8 |
16 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
7 |
33 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
3 |
25 |
11 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
53 |
69 |
23 |
40 |
| VCDI |
0 |
0 |
0 |
0 |
264 |
557 |
8841 |
22106 |
|
...date precedes bulletin
|
Date: 2020-01-28:
| Best estimate |
Forecast |
|
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 |
11 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
16 |
2 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
13 |
21 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
4 |
45 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2 |
60 |
8 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
28 |
424 |
3541 |
27903 |
|
...date precedes bulletin
|
Date: 2020-01-30:
| Best estimate |
Forecast |
|
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 |
8 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
15 |
1 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
28 |
5 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
32 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
59 |
29 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
296 |
3106 |
28485 |
|
|
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 |
10 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
15 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
27 |
2 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
29 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
59 |
32 |
16 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
298 |
3107 |
28481 |
|
Date: 2020-02-01:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
5 |
4 |
16 |
0 |
0 |
0 |
0 |
| OW |
0 |
5 |
2 |
12 |
5 |
4 |
0 |
0 |
| VODI |
0 |
1 |
1 |
21 |
14 |
5 |
2 |
0 |
| ODI |
0 |
0 |
0 |
25 |
22 |
5 |
4 |
0 |
| CDI |
0 |
0 |
0 |
34 |
48 |
55 |
30 |
15 |
| VCDI |
0 |
0 |
0 |
40 |
199 |
397 |
6501 |
24610 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
7 |
4 |
16 |
0 |
1 |
0 |
0 |
| OW |
0 |
3 |
2 |
12 |
6 |
5 |
0 |
0 |
| VODI |
0 |
1 |
1 |
19 |
14 |
4 |
2 |
0 |
| ODI |
0 |
0 |
0 |
38 |
25 |
4 |
5 |
0 |
| CDI |
0 |
0 |
0 |
25 |
49 |
57 |
30 |
17 |
| VCDI |
0 |
0 |
0 |
38 |
194 |
395 |
6500 |
24608 |
|
Date: 2020-02-03:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
9 |
1 |
8 |
7 |
0 |
0 |
0 |
| OW |
0 |
6 |
2 |
3 |
7 |
0 |
0 |
0 |
| VODI |
0 |
11 |
3 |
6 |
11 |
1 |
4 |
0 |
| ODI |
0 |
6 |
0 |
31 |
21 |
2 |
5 |
0 |
| CDI |
0 |
11 |
4 |
104 |
48 |
46 |
77 |
69 |
| VCDI |
0 |
0 |
1 |
210 |
197 |
714 |
9271 |
21186 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
5 |
0 |
7 |
6 |
0 |
0 |
0 |
| OW |
0 |
5 |
2 |
2 |
8 |
0 |
4 |
0 |
| VODI |
0 |
12 |
2 |
5 |
15 |
1 |
5 |
0 |
| ODI |
0 |
7 |
2 |
11 |
11 |
0 |
8 |
0 |
| CDI |
0 |
8 |
2 |
79 |
35 |
38 |
73 |
76 |
| VCDI |
0 |
6 |
3 |
258 |
216 |
724 |
9267 |
21179 |
|
Date: 2020-02-05:
| Best estimate |
Forecast |
|
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 |
8 |
11 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
8 |
6 |
2 |
0 |
0 |
| VODI |
0 |
0 |
0 |
10 |
9 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
8 |
9 |
18 |
0 |
0 |
| CDI |
0 |
0 |
0 |
14 |
54 |
56 |
21 |
19 |
| VCDI |
0 |
0 |
0 |
24 |
506 |
865 |
8516 |
21911 |
|
|
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 |
4 |
11 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
6 |
4 |
4 |
0 |
0 |
| VODI |
0 |
0 |
0 |
12 |
8 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
10 |
18 |
1 |
3 |
| CDI |
0 |
0 |
0 |
12 |
51 |
36 |
56 |
26 |
| VCDI |
0 |
0 |
0 |
32 |
511 |
884 |
8480 |
21901 |
|
Date: 2020-02-07:
| Best estimate |
Forecast |
|
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 |
2 |
7 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
5 |
8 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
4 |
13 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
10 |
8 |
2 |
0 |
| CDI |
0 |
0 |
0 |
5 |
39 |
65 |
65 |
9 |
| VCDI |
0 |
0 |
0 |
2 |
322 |
799 |
8828 |
21883 |
|
|
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 |
11 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
6 |
8 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
4 |
11 |
5 |
4 |
0 |
| ODI |
0 |
0 |
0 |
5 |
11 |
12 |
5 |
0 |
| CDI |
0 |
0 |
0 |
7 |
41 |
69 |
75 |
8 |
| VCDI |
0 |
0 |
0 |
2 |
317 |
786 |
8811 |
21884 |
|
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