Validation of sea ice concentration - Asian sector
Bulletin date: 2019-03-28
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2019-03-22:
| 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 |
7 |
1 |
21 |
10 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
10 |
17 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
12 |
49 |
11 |
0 |
0 |
| ODI |
0 |
0 |
0 |
1 |
81 |
36 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
42 |
173 |
77 |
98 |
| VCDI |
0 |
0 |
0 |
0 |
52 |
508 |
8335 |
22541 |
|
...date precedes bulletin
|
Date: 2019-03-24:
| 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 |
33 |
4 |
21 |
3 |
0 |
0 |
0 |
| OW |
0 |
12 |
2 |
19 |
29 |
0 |
0 |
0 |
| VODI |
0 |
13 |
1 |
37 |
64 |
2 |
0 |
0 |
| ODI |
0 |
8 |
1 |
42 |
99 |
32 |
0 |
0 |
| CDI |
0 |
2 |
2 |
30 |
162 |
82 |
8 |
9 |
| VCDI |
0 |
0 |
0 |
53 |
277 |
630 |
7996 |
22409 |
|
...date precedes bulletin
|
Date: 2019-03-26:
| 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 |
72 |
7 |
25 |
23 |
0 |
0 |
0 |
| OW |
0 |
31 |
8 |
74 |
34 |
0 |
0 |
0 |
| VODI |
0 |
21 |
4 |
95 |
147 |
5 |
0 |
0 |
| ODI |
0 |
10 |
2 |
42 |
141 |
42 |
3 |
0 |
| CDI |
0 |
2 |
3 |
58 |
140 |
193 |
63 |
53 |
| VCDI |
0 |
0 |
0 |
51 |
217 |
768 |
7664 |
22084 |
|
...date precedes bulletin
|
Date: 2019-03-28:
| 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 |
67 |
4 |
23 |
6 |
0 |
0 |
0 |
| OW |
0 |
21 |
2 |
62 |
42 |
0 |
0 |
0 |
| VODI |
0 |
18 |
1 |
59 |
183 |
8 |
0 |
0 |
| ODI |
0 |
8 |
3 |
28 |
153 |
75 |
6 |
6 |
| CDI |
0 |
1 |
2 |
30 |
162 |
272 |
85 |
30 |
| VCDI |
0 |
0 |
0 |
32 |
252 |
1045 |
7607 |
21789 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
67 |
4 |
38 |
18 |
0 |
0 |
0 |
| OW |
0 |
22 |
2 |
65 |
66 |
0 |
0 |
0 |
| VODI |
0 |
19 |
2 |
47 |
165 |
13 |
0 |
0 |
| ODI |
0 |
7 |
2 |
28 |
156 |
77 |
6 |
5 |
| CDI |
0 |
0 |
2 |
31 |
159 |
255 |
87 |
32 |
| VCDI |
0 |
0 |
0 |
25 |
234 |
1055 |
7605 |
21788 |
|
Date: 2019-03-30:
| 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 |
57 |
4 |
35 |
3 |
0 |
0 |
0 |
| OW |
0 |
45 |
7 |
81 |
47 |
0 |
0 |
0 |
| VODI |
0 |
29 |
6 |
83 |
150 |
13 |
0 |
0 |
| ODI |
0 |
8 |
4 |
46 |
161 |
83 |
10 |
14 |
| CDI |
0 |
8 |
1 |
31 |
219 |
225 |
65 |
131 |
| VCDI |
0 |
2 |
3 |
47 |
273 |
961 |
8082 |
21148 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
72 |
6 |
57 |
9 |
0 |
0 |
0 |
| OW |
0 |
42 |
7 |
92 |
71 |
0 |
0 |
0 |
| VODI |
0 |
19 |
5 |
59 |
145 |
26 |
0 |
0 |
| ODI |
0 |
9 |
4 |
44 |
149 |
75 |
12 |
16 |
| CDI |
0 |
6 |
1 |
29 |
210 |
203 |
66 |
139 |
| VCDI |
0 |
1 |
2 |
42 |
269 |
978 |
8079 |
21138 |
|
Date: 2019-04-01:
| 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 |
78 |
9 |
62 |
4 |
0 |
0 |
0 |
| OW |
0 |
72 |
10 |
98 |
37 |
0 |
0 |
0 |
| VODI |
0 |
26 |
9 |
168 |
287 |
6 |
0 |
0 |
| ODI |
0 |
9 |
0 |
61 |
280 |
133 |
20 |
19 |
| CDI |
0 |
8 |
1 |
68 |
171 |
424 |
152 |
80 |
| VCDI |
0 |
1 |
1 |
26 |
144 |
1069 |
9133 |
19416 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
81 |
9 |
107 |
38 |
0 |
0 |
0 |
| OW |
0 |
47 |
6 |
44 |
75 |
8 |
0 |
0 |
| VODI |
0 |
31 |
9 |
83 |
192 |
27 |
0 |
0 |
| ODI |
0 |
13 |
3 |
73 |
166 |
87 |
16 |
0 |
| CDI |
0 |
10 |
2 |
71 |
147 |
251 |
173 |
49 |
| VCDI |
0 |
12 |
1 |
105 |
305 |
1259 |
9116 |
19466 |
|
Date: 2019-04-03:
| 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 |
149 |
13 |
64 |
12 |
0 |
0 |
0 |
| OW |
0 |
78 |
9 |
115 |
57 |
1 |
0 |
0 |
| VODI |
0 |
19 |
6 |
120 |
310 |
18 |
2 |
0 |
| ODI |
0 |
11 |
1 |
68 |
231 |
178 |
28 |
0 |
| CDI |
0 |
11 |
3 |
49 |
138 |
462 |
242 |
68 |
| VCDI |
0 |
0 |
0 |
54 |
181 |
1446 |
10054 |
17884 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
109 |
10 |
60 |
20 |
0 |
0 |
0 |
| OW |
0 |
61 |
5 |
64 |
72 |
0 |
0 |
0 |
| VODI |
0 |
49 |
8 |
81 |
226 |
37 |
2 |
0 |
| ODI |
0 |
25 |
5 |
55 |
142 |
131 |
31 |
0 |
| CDI |
0 |
10 |
0 |
78 |
145 |
368 |
236 |
4 |
| VCDI |
0 |
14 |
4 |
132 |
324 |
1569 |
10057 |
17948 |
|
Date: 2019-04-05:
| 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 |
139 |
9 |
37 |
9 |
0 |
0 |
0 |
| OW |
0 |
112 |
12 |
72 |
53 |
0 |
0 |
0 |
| VODI |
0 |
32 |
6 |
127 |
277 |
15 |
0 |
0 |
| ODI |
0 |
13 |
1 |
20 |
282 |
144 |
24 |
0 |
| CDI |
0 |
3 |
1 |
31 |
153 |
399 |
273 |
54 |
| VCDI |
0 |
0 |
0 |
11 |
150 |
780 |
9505 |
19338 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
118 |
8 |
31 |
7 |
0 |
0 |
0 |
| OW |
0 |
68 |
5 |
38 |
41 |
0 |
0 |
0 |
| VODI |
0 |
73 |
9 |
91 |
251 |
22 |
0 |
0 |
| ODI |
0 |
25 |
5 |
57 |
155 |
107 |
16 |
22 |
| CDI |
0 |
9 |
1 |
28 |
169 |
245 |
200 |
173 |
| VCDI |
0 |
6 |
1 |
53 |
301 |
964 |
9586 |
19197 |
|
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