Validation of sea ice concentration - Asian sector
Bulletin date: 2018-12-27
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-12-21:
| 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 |
963 |
9 |
26 |
2 |
0 |
0 |
0 |
| OW |
0 |
206 |
19 |
75 |
12 |
0 |
0 |
0 |
| VODI |
0 |
113 |
12 |
116 |
125 |
21 |
0 |
0 |
| ODI |
0 |
68 |
3 |
94 |
94 |
44 |
0 |
0 |
| CDI |
0 |
61 |
2 |
15 |
139 |
119 |
18 |
8 |
| VCDI |
0 |
65 |
11 |
99 |
260 |
1311 |
5142 |
22830 |
|
...date precedes bulletin
|
Date: 2018-12-23:
| 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 |
991 |
8 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
294 |
10 |
63 |
3 |
0 |
0 |
0 |
| VODI |
0 |
196 |
22 |
149 |
40 |
0 |
0 |
0 |
| ODI |
0 |
94 |
9 |
129 |
113 |
20 |
1 |
0 |
| CDI |
0 |
80 |
4 |
95 |
130 |
185 |
48 |
16 |
| VCDI |
0 |
84 |
13 |
96 |
397 |
2204 |
9176 |
17404 |
|
...date precedes bulletin
|
Date: 2018-12-25:
| 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 |
1532 |
20 |
37 |
1 |
0 |
0 |
0 |
| OW |
0 |
260 |
20 |
98 |
10 |
0 |
0 |
0 |
| VODI |
0 |
106 |
20 |
181 |
132 |
0 |
0 |
0 |
| ODI |
0 |
30 |
6 |
83 |
163 |
38 |
0 |
0 |
| CDI |
0 |
16 |
2 |
54 |
195 |
258 |
40 |
13 |
| VCDI |
0 |
0 |
2 |
27 |
170 |
2611 |
10077 |
15880 |
|
...date precedes bulletin
|
Date: 2018-12-27:
| 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 |
1410 |
6 |
10 |
0 |
0 |
0 |
0 |
| OW |
0 |
424 |
16 |
44 |
1 |
0 |
0 |
0 |
| VODI |
0 |
239 |
32 |
221 |
37 |
0 |
0 |
0 |
| ODI |
0 |
53 |
7 |
105 |
141 |
32 |
0 |
0 |
| CDI |
0 |
27 |
4 |
69 |
161 |
158 |
48 |
70 |
| VCDI |
0 |
1 |
6 |
51 |
266 |
1578 |
9242 |
17623 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1481 |
5 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
377 |
16 |
50 |
0 |
0 |
0 |
0 |
| VODI |
0 |
220 |
33 |
220 |
52 |
0 |
0 |
0 |
| ODI |
0 |
46 |
7 |
109 |
133 |
31 |
0 |
0 |
| CDI |
0 |
28 |
6 |
56 |
151 |
150 |
47 |
75 |
| VCDI |
0 |
2 |
4 |
54 |
270 |
1587 |
9243 |
17618 |
|
Date: 2018-12-29:
| 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 |
1131 |
10 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
449 |
14 |
64 |
1 |
0 |
0 |
0 |
| VODI |
0 |
253 |
23 |
239 |
33 |
0 |
0 |
0 |
| ODI |
0 |
82 |
24 |
175 |
206 |
42 |
2 |
0 |
| CDI |
0 |
10 |
8 |
93 |
269 |
232 |
84 |
31 |
| VCDI |
0 |
0 |
0 |
30 |
415 |
2339 |
10724 |
15094 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1181 |
7 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
402 |
19 |
60 |
2 |
0 |
0 |
0 |
| VODI |
0 |
261 |
28 |
264 |
27 |
0 |
0 |
0 |
| ODI |
0 |
62 |
16 |
154 |
202 |
39 |
2 |
0 |
| CDI |
0 |
19 |
9 |
83 |
241 |
198 |
77 |
30 |
| VCDI |
0 |
0 |
0 |
40 |
452 |
2376 |
10731 |
15095 |
|
Date: 2018-12-31:
| 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 |
1522 |
18 |
17 |
0 |
0 |
0 |
0 |
| OW |
0 |
207 |
25 |
148 |
1 |
0 |
0 |
0 |
| VODI |
0 |
65 |
23 |
267 |
67 |
0 |
0 |
0 |
| ODI |
0 |
5 |
10 |
126 |
263 |
35 |
7 |
0 |
| CDI |
0 |
0 |
0 |
51 |
257 |
245 |
137 |
41 |
| VCDI |
0 |
0 |
0 |
4 |
258 |
1566 |
9824 |
16893 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
931 |
8 |
14 |
0 |
0 |
0 |
0 |
| OW |
0 |
420 |
13 |
33 |
2 |
0 |
0 |
0 |
| VODI |
0 |
270 |
21 |
151 |
22 |
0 |
0 |
0 |
| ODI |
0 |
139 |
7 |
162 |
132 |
39 |
13 |
0 |
| CDI |
0 |
39 |
27 |
166 |
267 |
203 |
122 |
61 |
| VCDI |
0 |
0 |
0 |
87 |
423 |
1604 |
9833 |
16873 |
|
Date: 2019-01-02:
| 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 |
1006 |
19 |
95 |
0 |
0 |
0 |
0 |
| OW |
0 |
127 |
28 |
231 |
33 |
0 |
0 |
0 |
| VODI |
0 |
20 |
4 |
130 |
224 |
0 |
0 |
0 |
| ODI |
0 |
3 |
3 |
47 |
214 |
72 |
0 |
1 |
| CDI |
0 |
0 |
0 |
20 |
185 |
349 |
25 |
18 |
| VCDI |
0 |
0 |
0 |
2 |
195 |
1178 |
7832 |
20021 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
760 |
8 |
39 |
1 |
0 |
0 |
0 |
| OW |
0 |
210 |
16 |
57 |
9 |
0 |
0 |
0 |
| VODI |
0 |
140 |
15 |
237 |
180 |
2 |
0 |
0 |
| ODI |
0 |
38 |
11 |
113 |
119 |
65 |
6 |
9 |
| CDI |
0 |
8 |
4 |
46 |
192 |
282 |
90 |
136 |
| VCDI |
0 |
0 |
0 |
33 |
350 |
1250 |
7761 |
19895 |
|
Date: 2019-01-04:
| 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 |
774 |
13 |
39 |
5 |
0 |
0 |
0 |
| OW |
0 |
160 |
26 |
112 |
57 |
0 |
0 |
0 |
| VODI |
0 |
31 |
2 |
129 |
225 |
24 |
0 |
0 |
| ODI |
0 |
1 |
2 |
43 |
167 |
94 |
0 |
0 |
| CDI |
0 |
0 |
0 |
10 |
135 |
269 |
32 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
81 |
1060 |
6134 |
22453 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
597 |
7 |
21 |
0 |
0 |
0 |
0 |
| OW |
0 |
196 |
5 |
32 |
5 |
0 |
0 |
0 |
| VODI |
0 |
130 |
19 |
128 |
145 |
11 |
0 |
0 |
| ODI |
0 |
33 |
7 |
56 |
189 |
108 |
0 |
0 |
| CDI |
0 |
10 |
5 |
62 |
119 |
203 |
58 |
70 |
| VCDI |
0 |
0 |
0 |
34 |
212 |
1125 |
6108 |
22387 |
|
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