Validation of sea ice concentration - Asian sector
Bulletin date: 2018-03-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-03-16:
| 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 |
96 |
4 |
55 |
31 |
2 |
0 |
0 |
| OW |
0 |
12 |
8 |
24 |
13 |
8 |
0 |
0 |
| VODI |
0 |
6 |
0 |
27 |
27 |
9 |
0 |
0 |
| ODI |
0 |
6 |
1 |
18 |
14 |
12 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
13 |
59 |
8 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
719 |
6427 |
24478 |
|
...date precedes bulletin
|
Date: 2018-03-18:
| 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 |
77 |
5 |
80 |
5 |
0 |
0 |
0 |
| OW |
0 |
14 |
2 |
40 |
17 |
0 |
0 |
0 |
| VODI |
0 |
3 |
2 |
43 |
23 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
30 |
23 |
3 |
0 |
0 |
| CDI |
0 |
0 |
0 |
19 |
36 |
26 |
20 |
1 |
| VCDI |
0 |
0 |
0 |
4 |
78 |
419 |
6485 |
24626 |
|
...date precedes bulletin
|
Date: 2018-03-20:
| 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 |
132 |
4 |
12 |
0 |
0 |
0 |
0 |
| OW |
0 |
33 |
1 |
22 |
2 |
0 |
0 |
0 |
| VODI |
0 |
23 |
3 |
32 |
11 |
0 |
0 |
0 |
| ODI |
0 |
13 |
4 |
17 |
19 |
0 |
0 |
0 |
| CDI |
0 |
3 |
0 |
9 |
36 |
55 |
69 |
14 |
| VCDI |
0 |
0 |
0 |
2 |
42 |
1079 |
7120 |
23325 |
|
...date precedes bulletin
|
Date: 2018-03-22:
| 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 |
33 |
6 |
43 |
35 |
0 |
0 |
0 |
| OW |
0 |
3 |
2 |
33 |
22 |
1 |
0 |
0 |
| VODI |
0 |
0 |
0 |
16 |
37 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
5 |
21 |
22 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
23 |
64 |
67 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
1407 |
11079 |
19141 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
32 |
6 |
44 |
36 |
0 |
0 |
0 |
| OW |
0 |
4 |
2 |
30 |
21 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
17 |
36 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
21 |
17 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
22 |
67 |
56 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
1411 |
11090 |
19141 |
|
Date: 2018-03-24:
| 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 |
29 |
4 |
40 |
26 |
0 |
0 |
0 |
| OW |
0 |
5 |
1 |
28 |
20 |
1 |
0 |
0 |
| VODI |
0 |
6 |
0 |
36 |
22 |
6 |
0 |
0 |
| ODI |
0 |
2 |
1 |
19 |
18 |
10 |
0 |
0 |
| CDI |
0 |
0 |
1 |
24 |
19 |
24 |
55 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
26 |
396 |
8076 |
23183 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
31 |
3 |
39 |
27 |
0 |
0 |
0 |
| OW |
0 |
6 |
2 |
27 |
18 |
1 |
0 |
0 |
| VODI |
0 |
3 |
0 |
39 |
22 |
4 |
0 |
0 |
| ODI |
0 |
2 |
2 |
20 |
22 |
11 |
0 |
0 |
| CDI |
0 |
0 |
0 |
22 |
17 |
26 |
56 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
25 |
395 |
8075 |
23183 |
|
Date: 2018-03-26:
| 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 |
25 |
3 |
47 |
32 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
31 |
32 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
20 |
39 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
14 |
17 |
15 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
14 |
73 |
7 |
60 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
149 |
4236 |
27251 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
23 |
3 |
35 |
28 |
0 |
0 |
0 |
| OW |
0 |
2 |
0 |
26 |
32 |
3 |
0 |
0 |
| VODI |
0 |
0 |
0 |
22 |
32 |
5 |
0 |
0 |
| ODI |
0 |
0 |
0 |
13 |
20 |
13 |
0 |
0 |
| CDI |
0 |
0 |
0 |
23 |
21 |
53 |
5 |
32 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
167 |
4238 |
27279 |
|
Date: 2018-03-28:
| 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 |
32 |
37 |
22 |
0 |
0 |
| OW |
0 |
0 |
0 |
12 |
22 |
21 |
0 |
0 |
| VODI |
0 |
0 |
0 |
4 |
22 |
29 |
0 |
0 |
| ODI |
0 |
0 |
0 |
2 |
16 |
25 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
30 |
27 |
17 |
41 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
35 |
2628 |
29060 |
|
|
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 |
29 |
34 |
23 |
0 |
0 |
| OW |
0 |
0 |
0 |
10 |
20 |
23 |
0 |
0 |
| VODI |
0 |
0 |
0 |
8 |
22 |
33 |
0 |
0 |
| ODI |
0 |
0 |
0 |
2 |
18 |
22 |
4 |
0 |
| CDI |
0 |
0 |
0 |
1 |
24 |
23 |
19 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
35 |
2622 |
29101 |
|
Date: 2018-03-30:
| 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 |
9 |
47 |
24 |
0 |
0 |
| OW |
0 |
0 |
0 |
2 |
23 |
23 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
22 |
29 |
2 |
0 |
| ODI |
0 |
0 |
0 |
0 |
19 |
25 |
6 |
0 |
| CDI |
0 |
0 |
0 |
0 |
38 |
27 |
25 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
45 |
3429 |
28283 |
|
|
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 |
11 |
37 |
26 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
28 |
22 |
3 |
0 |
| VODI |
0 |
0 |
0 |
0 |
29 |
33 |
9 |
0 |
| ODI |
0 |
0 |
0 |
0 |
23 |
23 |
14 |
0 |
| CDI |
0 |
0 |
0 |
0 |
28 |
27 |
62 |
18 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
42 |
3374 |
28267 |
|
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