Validation of sea ice concentration - Asian sector
Bulletin date: 2019-05-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2019-04-26:
| 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 |
119 |
6 |
38 |
11 |
0 |
0 |
0 |
| OW |
0 |
12 |
3 |
46 |
51 |
1 |
0 |
0 |
| VODI |
0 |
3 |
0 |
24 |
170 |
49 |
0 |
0 |
| ODI |
0 |
0 |
0 |
7 |
79 |
143 |
37 |
0 |
| CDI |
0 |
0 |
0 |
8 |
114 |
297 |
338 |
14 |
| VCDI |
0 |
0 |
0 |
0 |
142 |
1444 |
11406 |
17520 |
|
...date precedes bulletin
|
Date: 2019-04-28:
| 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 |
94 |
4 |
38 |
15 |
0 |
0 |
0 |
| OW |
0 |
15 |
6 |
45 |
34 |
2 |
0 |
0 |
| VODI |
0 |
6 |
1 |
17 |
147 |
37 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
145 |
120 |
19 |
0 |
| CDI |
0 |
0 |
0 |
0 |
134 |
270 |
235 |
36 |
| VCDI |
0 |
0 |
0 |
0 |
233 |
1432 |
11164 |
17833 |
|
...date precedes bulletin
|
Date: 2019-04-30:
| 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 |
104 |
4 |
33 |
14 |
0 |
0 |
0 |
| OW |
0 |
10 |
6 |
35 |
24 |
1 |
0 |
0 |
| VODI |
0 |
1 |
0 |
27 |
111 |
8 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
187 |
63 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
103 |
300 |
68 |
17 |
| VCDI |
0 |
0 |
0 |
0 |
140 |
1395 |
11746 |
17684 |
|
...date precedes bulletin
|
Date: 2019-05-02:
| 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 |
111 |
2 |
18 |
11 |
0 |
0 |
0 |
| OW |
0 |
11 |
4 |
29 |
28 |
0 |
0 |
0 |
| VODI |
0 |
9 |
2 |
45 |
74 |
2 |
0 |
0 |
| ODI |
0 |
0 |
1 |
70 |
140 |
38 |
16 |
0 |
| CDI |
0 |
0 |
0 |
6 |
191 |
209 |
165 |
18 |
| VCDI |
0 |
0 |
0 |
0 |
351 |
2299 |
13842 |
14390 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
120 |
6 |
29 |
6 |
0 |
0 |
0 |
| OW |
0 |
4 |
0 |
20 |
28 |
0 |
0 |
0 |
| VODI |
0 |
7 |
2 |
51 |
90 |
1 |
0 |
0 |
| ODI |
0 |
0 |
1 |
60 |
141 |
51 |
18 |
0 |
| CDI |
0 |
0 |
0 |
7 |
173 |
201 |
192 |
21 |
| VCDI |
0 |
0 |
0 |
1 |
357 |
2295 |
13813 |
14387 |
|
Date: 2019-05-04:
| 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 |
89 |
1 |
4 |
25 |
0 |
0 |
0 |
| OW |
0 |
12 |
6 |
21 |
51 |
0 |
0 |
0 |
| VODI |
0 |
5 |
2 |
21 |
72 |
8 |
1 |
0 |
| ODI |
0 |
4 |
3 |
74 |
120 |
50 |
16 |
1 |
| CDI |
0 |
0 |
0 |
18 |
237 |
190 |
189 |
94 |
| VCDI |
0 |
0 |
0 |
0 |
405 |
1607 |
13820 |
14936 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
92 |
5 |
17 |
20 |
0 |
0 |
0 |
| OW |
0 |
9 |
1 |
9 |
54 |
0 |
0 |
0 |
| VODI |
0 |
3 |
2 |
18 |
72 |
8 |
2 |
0 |
| ODI |
0 |
6 |
4 |
74 |
132 |
43 |
15 |
4 |
| CDI |
0 |
0 |
0 |
20 |
199 |
171 |
228 |
115 |
| VCDI |
0 |
0 |
0 |
0 |
433 |
1633 |
13781 |
14912 |
|
Date: 2019-05-06:
| 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 |
113 |
7 |
48 |
24 |
0 |
0 |
0 |
| OW |
0 |
9 |
6 |
92 |
42 |
3 |
0 |
0 |
| VODI |
0 |
0 |
0 |
139 |
155 |
9 |
2 |
0 |
| ODI |
0 |
0 |
0 |
64 |
142 |
35 |
17 |
0 |
| CDI |
0 |
0 |
0 |
102 |
256 |
248 |
99 |
28 |
| VCDI |
0 |
0 |
0 |
80 |
301 |
1659 |
13702 |
14700 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
113 |
5 |
42 |
10 |
0 |
0 |
0 |
| OW |
0 |
0 |
2 |
11 |
33 |
0 |
0 |
0 |
| VODI |
0 |
5 |
2 |
51 |
61 |
5 |
16 |
0 |
| ODI |
0 |
4 |
4 |
141 |
91 |
36 |
17 |
10 |
| CDI |
0 |
0 |
0 |
100 |
205 |
178 |
243 |
64 |
| VCDI |
0 |
0 |
0 |
180 |
520 |
1735 |
13544 |
14654 |
|
Date: 2019-05-08:
| 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 |
152 |
17 |
109 |
49 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
43 |
96 |
6 |
0 |
0 |
| VODI |
0 |
16 |
2 |
100 |
135 |
12 |
13 |
0 |
| ODI |
0 |
7 |
1 |
54 |
87 |
67 |
24 |
6 |
| CDI |
0 |
28 |
11 |
110 |
217 |
243 |
237 |
59 |
| VCDI |
0 |
36 |
8 |
134 |
419 |
1952 |
15129 |
12503 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
114 |
8 |
43 |
20 |
0 |
0 |
0 |
| OW |
0 |
4 |
1 |
15 |
41 |
2 |
5 |
0 |
| VODI |
0 |
34 |
8 |
61 |
83 |
10 |
14 |
3 |
| ODI |
0 |
3 |
2 |
115 |
97 |
54 |
34 |
29 |
| CDI |
0 |
15 |
3 |
96 |
200 |
158 |
258 |
83 |
| VCDI |
0 |
69 |
17 |
220 |
562 |
2056 |
15092 |
12453 |
|
Date: 2019-05-10:
| 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 |
245 |
17 |
102 |
18 |
0 |
0 |
0 |
| OW |
0 |
54 |
7 |
84 |
30 |
4 |
0 |
0 |
| VODI |
0 |
15 |
7 |
101 |
101 |
15 |
10 |
0 |
| ODI |
0 |
14 |
2 |
88 |
95 |
53 |
30 |
2 |
| CDI |
0 |
20 |
9 |
154 |
262 |
173 |
245 |
57 |
| VCDI |
0 |
52 |
7 |
92 |
656 |
2566 |
13432 |
13263 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
144 |
7 |
35 |
13 |
0 |
0 |
0 |
| OW |
0 |
31 |
6 |
44 |
13 |
3 |
7 |
0 |
| VODI |
0 |
74 |
4 |
89 |
49 |
20 |
16 |
16 |
| ODI |
0 |
60 |
9 |
93 |
105 |
47 |
30 |
38 |
| CDI |
0 |
28 |
13 |
212 |
263 |
160 |
248 |
70 |
| VCDI |
0 |
63 |
10 |
148 |
719 |
2581 |
13416 |
13198 |
|
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