Validation of sea ice concentration - Asian sector
Bulletin date: 2020-02-06
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-01-31:
| 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 |
10 |
2 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
19 |
6 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
20 |
16 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
5 |
27 |
7 |
0 |
| CDI |
0 |
0 |
0 |
0 |
11 |
63 |
35 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
307 |
4461 |
27083 |
|
...date precedes bulletin
|
Date: 2020-02-02:
| 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 |
1 |
9 |
2 |
0 |
0 |
0 |
| OW |
0 |
9 |
2 |
7 |
5 |
0 |
4 |
0 |
| VODI |
0 |
7 |
2 |
14 |
10 |
0 |
6 |
0 |
| ODI |
0 |
4 |
1 |
18 |
14 |
1 |
7 |
0 |
| CDI |
0 |
5 |
1 |
68 |
64 |
59 |
39 |
70 |
| VCDI |
0 |
0 |
1 |
170 |
191 |
660 |
8513 |
22113 |
|
...date precedes bulletin
|
Date: 2020-02-04:
| 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 |
3 |
3 |
7 |
11 |
0 |
0 |
0 |
| OW |
0 |
4 |
1 |
5 |
7 |
0 |
0 |
0 |
| VODI |
0 |
2 |
1 |
8 |
11 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
11 |
12 |
0 |
0 |
| CDI |
0 |
0 |
0 |
32 |
75 |
53 |
41 |
13 |
| VCDI |
0 |
0 |
0 |
239 |
327 |
667 |
9350 |
21181 |
|
...date precedes bulletin
|
Date: 2020-02-06:
| 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 |
3 |
8 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
8 |
9 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
5 |
7 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
13 |
11 |
1 |
0 |
| CDI |
0 |
0 |
0 |
1 |
41 |
35 |
26 |
32 |
| VCDI |
0 |
0 |
0 |
0 |
398 |
883 |
8513 |
22076 |
|
|
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 |
8 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
8 |
8 |
2 |
0 |
0 |
| VODI |
0 |
0 |
0 |
6 |
8 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
14 |
12 |
2 |
0 |
| CDI |
0 |
0 |
0 |
1 |
43 |
41 |
23 |
32 |
| VCDI |
0 |
0 |
0 |
0 |
395 |
876 |
8515 |
22076 |
|
Date: 2020-02-08:
| 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 |
1 |
7 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
2 |
13 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
1 |
15 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
15 |
9 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
23 |
65 |
84 |
25 |
| VCDI |
0 |
0 |
0 |
0 |
118 |
854 |
7962 |
22886 |
|
|
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 |
8 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
3 |
12 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
1 |
17 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
14 |
9 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
27 |
74 |
84 |
28 |
| VCDI |
0 |
0 |
0 |
0 |
113 |
845 |
7962 |
22883 |
|
Date: 2020-02-10:
| 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 |
1 |
1 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
2 |
3 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
11 |
17 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
24 |
1 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
79 |
220 |
61 |
58 |
| VCDI |
0 |
0 |
0 |
0 |
142 |
426 |
6913 |
24123 |
|
|
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 |
3 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
5 |
4 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
5 |
11 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
2 |
18 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
31 |
60 |
62 |
54 |
| VCDI |
0 |
0 |
0 |
0 |
199 |
587 |
6912 |
24127 |
|
Date: 2020-02-12:
| 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 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
1 |
3 |
4 |
0 |
0 |
0 |
| VODI |
0 |
13 |
1 |
4 |
18 |
0 |
0 |
0 |
| ODI |
0 |
7 |
2 |
4 |
22 |
27 |
0 |
0 |
| CDI |
0 |
46 |
3 |
46 |
19 |
79 |
43 |
25 |
| VCDI |
0 |
20 |
7 |
213 |
222 |
689 |
11392 |
19169 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1 |
1 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
1 |
3 |
5 |
0 |
0 |
0 |
| VODI |
0 |
4 |
0 |
3 |
11 |
0 |
0 |
0 |
| ODI |
0 |
6 |
0 |
3 |
21 |
9 |
0 |
0 |
| CDI |
0 |
43 |
3 |
20 |
18 |
59 |
25 |
28 |
| VCDI |
0 |
31 |
9 |
241 |
230 |
727 |
11410 |
19166 |
|
Date: 2020-02-14:
| 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 |
7 |
1 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
9 |
1 |
11 |
0 |
0 |
0 |
0 |
| VODI |
0 |
19 |
2 |
20 |
68 |
10 |
0 |
0 |
| ODI |
0 |
22 |
2 |
23 |
90 |
42 |
2 |
0 |
| CDI |
0 |
23 |
3 |
73 |
84 |
202 |
100 |
4 |
| VCDI |
0 |
60 |
12 |
152 |
194 |
966 |
9384 |
20493 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
14 |
1 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
8 |
2 |
9 |
0 |
0 |
0 |
0 |
| VODI |
0 |
6 |
2 |
19 |
31 |
3 |
0 |
0 |
| ODI |
0 |
19 |
1 |
18 |
59 |
24 |
0 |
0 |
| CDI |
0 |
29 |
2 |
36 |
102 |
114 |
51 |
7 |
| VCDI |
0 |
64 |
13 |
195 |
244 |
1079 |
9435 |
20490 |
|
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