Validation of sea ice concentration - Asian sector
Bulletin date: 2022-11-17
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-11-11:
| 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 |
796 |
1631 |
12 |
71 |
23 |
0 |
0 |
0 |
| OW |
0 |
71 |
11 |
106 |
44 |
5 |
0 |
0 |
| VODI |
0 |
6 |
3 |
62 |
89 |
29 |
0 |
0 |
| ODI |
0 |
2 |
0 |
14 |
76 |
75 |
5 |
0 |
| CDI |
0 |
0 |
0 |
38 |
90 |
246 |
112 |
4 |
| VCDI |
0 |
0 |
0 |
3 |
61 |
2160 |
9625 |
16612 |
|
...date precedes bulletin
|
Date: 2022-11-13:
| 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 |
631 |
1619 |
15 |
58 |
5 |
0 |
0 |
0 |
| OW |
0 |
156 |
14 |
85 |
42 |
1 |
0 |
0 |
| VODI |
0 |
21 |
7 |
77 |
126 |
12 |
0 |
0 |
| ODI |
0 |
0 |
0 |
16 |
80 |
63 |
2 |
0 |
| CDI |
0 |
0 |
0 |
14 |
59 |
213 |
109 |
22 |
| VCDI |
0 |
0 |
0 |
1 |
69 |
955 |
10413 |
17197 |
|
...date precedes bulletin
|
Date: 2022-11-15:
| 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 |
503 |
1819 |
24 |
84 |
43 |
0 |
0 |
0 |
| OW |
0 |
58 |
8 |
63 |
38 |
6 |
0 |
0 |
| VODI |
0 |
7 |
5 |
112 |
65 |
8 |
0 |
0 |
| ODI |
0 |
0 |
0 |
44 |
82 |
20 |
0 |
0 |
| CDI |
0 |
0 |
0 |
32 |
67 |
146 |
71 |
72 |
| VCDI |
0 |
0 |
0 |
3 |
132 |
908 |
11161 |
16501 |
|
...date precedes bulletin
|
Date: 2022-11-17:
| 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 |
590 |
1714 |
18 |
77 |
1 |
0 |
0 |
0 |
| OW |
0 |
103 |
6 |
38 |
14 |
0 |
0 |
0 |
| VODI |
0 |
66 |
7 |
90 |
47 |
2 |
0 |
0 |
| ODI |
0 |
13 |
5 |
72 |
59 |
6 |
0 |
0 |
| CDI |
0 |
13 |
2 |
40 |
67 |
68 |
58 |
0 |
| VCDI |
0 |
10 |
4 |
59 |
206 |
1006 |
8416 |
19205 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
590 |
1694 |
18 |
70 |
5 |
0 |
0 |
0 |
| OW |
0 |
113 |
3 |
41 |
9 |
0 |
0 |
0 |
| VODI |
0 |
77 |
10 |
76 |
50 |
2 |
0 |
0 |
| ODI |
0 |
10 |
4 |
74 |
57 |
6 |
0 |
0 |
| CDI |
0 |
13 |
3 |
46 |
57 |
69 |
56 |
0 |
| VCDI |
0 |
12 |
4 |
69 |
216 |
1005 |
8418 |
19205 |
|
Date: 2022-11-19:
| 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 |
306 |
1732 |
20 |
59 |
8 |
0 |
0 |
0 |
| OW |
1 |
98 |
19 |
77 |
48 |
0 |
0 |
0 |
| VODI |
0 |
28 |
4 |
82 |
70 |
1 |
0 |
0 |
| ODI |
0 |
5 |
0 |
36 |
126 |
7 |
0 |
0 |
| CDI |
0 |
0 |
1 |
15 |
137 |
47 |
40 |
22 |
| VCDI |
0 |
0 |
1 |
10 |
201 |
1252 |
8391 |
19238 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
306 |
1705 |
20 |
63 |
5 |
0 |
0 |
0 |
| OW |
1 |
117 |
17 |
66 |
42 |
0 |
0 |
0 |
| VODI |
0 |
34 |
6 |
87 |
75 |
2 |
0 |
0 |
| ODI |
0 |
7 |
0 |
37 |
91 |
6 |
0 |
0 |
| CDI |
0 |
0 |
1 |
14 |
151 |
42 |
37 |
17 |
| VCDI |
0 |
0 |
1 |
12 |
226 |
1257 |
8394 |
19243 |
|
Date: 2022-11-21:
| 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 |
75 |
1903 |
16 |
38 |
3 |
0 |
0 |
0 |
| OW |
1 |
101 |
12 |
48 |
14 |
0 |
0 |
0 |
| VODI |
0 |
32 |
10 |
109 |
111 |
0 |
0 |
0 |
| ODI |
0 |
7 |
1 |
20 |
134 |
17 |
0 |
0 |
| CDI |
0 |
9 |
1 |
8 |
80 |
132 |
13 |
3 |
| VCDI |
0 |
9 |
3 |
33 |
99 |
573 |
5236 |
23231 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75 |
1719 |
19 |
52 |
4 |
0 |
0 |
0 |
| OW |
1 |
248 |
7 |
37 |
20 |
0 |
0 |
0 |
| VODI |
0 |
63 |
12 |
87 |
87 |
0 |
0 |
0 |
| ODI |
0 |
6 |
0 |
33 |
108 |
9 |
0 |
0 |
| CDI |
0 |
8 |
1 |
5 |
81 |
54 |
13 |
9 |
| VCDI |
0 |
17 |
4 |
42 |
141 |
659 |
5236 |
23225 |
|
Date: 2022-11-23:
| 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 |
79 |
1773 |
17 |
59 |
24 |
0 |
0 |
0 |
| OW |
0 |
116 |
11 |
44 |
16 |
1 |
0 |
0 |
| VODI |
0 |
31 |
14 |
114 |
74 |
31 |
0 |
0 |
| ODI |
0 |
3 |
1 |
46 |
88 |
32 |
0 |
0 |
| CDI |
0 |
8 |
1 |
7 |
87 |
127 |
24 |
4 |
| VCDI |
0 |
14 |
5 |
25 |
104 |
582 |
4732 |
23788 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79 |
1604 |
20 |
70 |
28 |
0 |
0 |
0 |
| OW |
0 |
213 |
9 |
42 |
15 |
2 |
0 |
0 |
| VODI |
0 |
97 |
13 |
81 |
59 |
30 |
0 |
0 |
| ODI |
0 |
7 |
0 |
61 |
62 |
21 |
0 |
0 |
| CDI |
0 |
6 |
1 |
10 |
95 |
72 |
30 |
7 |
| VCDI |
0 |
18 |
6 |
31 |
134 |
648 |
4726 |
23785 |
|
Date: 2022-11-25:
| 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 |
1748 |
22 |
62 |
70 |
0 |
0 |
0 |
| OW |
0 |
122 |
11 |
38 |
23 |
0 |
0 |
0 |
| VODI |
0 |
43 |
13 |
83 |
73 |
11 |
0 |
0 |
| ODI |
0 |
3 |
0 |
60 |
93 |
42 |
0 |
0 |
| CDI |
0 |
10 |
1 |
7 |
103 |
107 |
18 |
8 |
| VCDI |
0 |
14 |
5 |
24 |
108 |
675 |
6925 |
21560 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1536 |
23 |
69 |
69 |
0 |
0 |
0 |
| OW |
0 |
248 |
7 |
33 |
30 |
0 |
0 |
0 |
| VODI |
0 |
130 |
15 |
78 |
68 |
15 |
0 |
0 |
| ODI |
0 |
9 |
2 |
58 |
72 |
28 |
0 |
0 |
| CDI |
0 |
9 |
0 |
16 |
93 |
69 |
24 |
15 |
| VCDI |
0 |
8 |
5 |
20 |
138 |
723 |
6919 |
21553 |
|
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