Validation of sea ice concentration - Asian sector
Bulletin date: 2020-01-23
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-01-17:
| 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 |
68 |
3 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
14 |
8 |
20 |
5 |
0 |
0 |
0 |
| VODI |
0 |
3 |
2 |
46 |
13 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
23 |
37 |
9 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
33 |
47 |
83 |
31 |
| VCDI |
0 |
0 |
0 |
57 |
122 |
513 |
8363 |
22563 |
|
...date precedes bulletin
|
Date: 2020-01-19:
| 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 |
49 |
3 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
4 |
33 |
6 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
43 |
12 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
26 |
36 |
6 |
1 |
0 |
| CDI |
0 |
0 |
0 |
13 |
42 |
110 |
74 |
1 |
| VCDI |
0 |
0 |
0 |
10 |
128 |
557 |
8733 |
22181 |
|
...date precedes bulletin
|
Date: 2020-01-21:
| 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 |
50 |
6 |
32 |
0 |
0 |
0 |
0 |
| OW |
0 |
13 |
3 |
26 |
14 |
0 |
0 |
0 |
| VODI |
0 |
3 |
5 |
37 |
28 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
23 |
65 |
14 |
0 |
0 |
| CDI |
0 |
0 |
0 |
23 |
92 |
65 |
42 |
8 |
| VCDI |
0 |
0 |
0 |
15 |
93 |
678 |
7392 |
23355 |
|
...date precedes bulletin
|
Date: 2020-01-23:
| 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 |
43 |
5 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
13 |
1 |
16 |
9 |
0 |
0 |
0 |
| VODI |
0 |
9 |
3 |
21 |
21 |
0 |
0 |
0 |
| ODI |
0 |
6 |
1 |
28 |
23 |
6 |
0 |
0 |
| CDI |
0 |
6 |
1 |
22 |
48 |
102 |
62 |
31 |
| VCDI |
0 |
6 |
3 |
149 |
126 |
651 |
6397 |
24253 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
41 |
5 |
24 |
3 |
0 |
0 |
0 |
| OW |
0 |
15 |
0 |
10 |
11 |
0 |
0 |
0 |
| VODI |
0 |
9 |
4 |
27 |
18 |
0 |
0 |
0 |
| ODI |
0 |
6 |
1 |
28 |
19 |
6 |
0 |
0 |
| CDI |
0 |
7 |
1 |
22 |
48 |
94 |
71 |
32 |
| VCDI |
0 |
5 |
3 |
145 |
128 |
659 |
6388 |
24252 |
|
Date: 2020-01-25:
| 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 |
23 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
0 |
22 |
7 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
19 |
26 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
11 |
42 |
2 |
3 |
0 |
| CDI |
0 |
0 |
0 |
7 |
47 |
83 |
48 |
54 |
| VCDI |
0 |
0 |
0 |
36 |
253 |
567 |
8503 |
22320 |
|
|
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 |
24 |
0 |
0 |
0 |
0 |
| OW |
0 |
1 |
0 |
19 |
8 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
19 |
23 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
32 |
2 |
1 |
0 |
| CDI |
0 |
0 |
0 |
9 |
63 |
75 |
50 |
46 |
| VCDI |
0 |
0 |
0 |
35 |
249 |
575 |
8503 |
22328 |
|
Date: 2020-01-27:
| 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 |
16 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
24 |
1 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
33 |
20 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
21 |
43 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
99 |
117 |
38 |
13 |
| VCDI |
0 |
0 |
0 |
0 |
86 |
367 |
4526 |
26675 |
|
|
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 |
16 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
1 |
17 |
1 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
27 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
17 |
12 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
17 |
64 |
22 |
21 |
| VCDI |
0 |
0 |
0 |
0 |
185 |
464 |
4542 |
26667 |
|
Date: 2020-01-29:
| 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 |
2 |
5 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
1 |
14 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
27 |
3 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
32 |
9 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
52 |
20 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
288 |
3550 |
28068 |
|
|
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 |
2 |
9 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
1 |
15 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
31 |
1 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
26 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
30 |
13 |
13 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
307 |
3563 |
28062 |
|
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 |
|
|
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 |
6 |
5 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
11 |
7 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
20 |
2 |
6 |
0 |
| ODI |
0 |
0 |
0 |
0 |
13 |
8 |
11 |
0 |
| CDI |
0 |
0 |
0 |
0 |
4 |
47 |
46 |
9 |
| VCDI |
0 |
0 |
0 |
0 |
18 |
352 |
4440 |
27077 |
|
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