Validation of sea ice concentration - Asian sector
Bulletin date: 2018-12-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-12-14:
| 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 |
1100 |
15 |
68 |
7 |
0 |
0 |
0 |
| OW |
0 |
222 |
24 |
97 |
29 |
0 |
0 |
0 |
| VODI |
0 |
131 |
16 |
121 |
204 |
5 |
0 |
0 |
| ODI |
0 |
38 |
7 |
96 |
168 |
112 |
0 |
0 |
| CDI |
0 |
13 |
2 |
47 |
246 |
420 |
39 |
65 |
| VCDI |
0 |
0 |
0 |
18 |
385 |
2980 |
8810 |
16597 |
|
...date precedes bulletin
|
Date: 2018-12-16:
| 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 |
1102 |
13 |
54 |
0 |
0 |
0 |
0 |
| OW |
0 |
262 |
20 |
83 |
15 |
0 |
0 |
0 |
| VODI |
0 |
164 |
15 |
169 |
136 |
0 |
0 |
0 |
| ODI |
0 |
43 |
12 |
98 |
152 |
23 |
0 |
0 |
| CDI |
0 |
16 |
2 |
78 |
165 |
215 |
28 |
2 |
| VCDI |
0 |
5 |
0 |
17 |
406 |
2489 |
8616 |
17682 |
|
...date precedes bulletin
|
Date: 2018-12-18:
| 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 |
1198 |
16 |
54 |
2 |
0 |
0 |
0 |
| OW |
0 |
245 |
21 |
113 |
33 |
0 |
0 |
0 |
| VODI |
0 |
87 |
16 |
198 |
144 |
1 |
0 |
0 |
| ODI |
0 |
19 |
4 |
80 |
169 |
56 |
0 |
0 |
| CDI |
0 |
9 |
1 |
46 |
157 |
148 |
26 |
32 |
| VCDI |
0 |
0 |
0 |
9 |
264 |
2540 |
5780 |
20614 |
|
...date precedes bulletin
|
Date: 2018-12-20:
| 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 |
1035 |
14 |
30 |
1 |
0 |
0 |
0 |
| OW |
0 |
171 |
21 |
67 |
13 |
0 |
0 |
0 |
| VODI |
0 |
129 |
13 |
188 |
88 |
12 |
0 |
0 |
| ODI |
0 |
51 |
2 |
100 |
96 |
45 |
0 |
0 |
| CDI |
0 |
33 |
7 |
36 |
103 |
138 |
56 |
27 |
| VCDI |
0 |
3 |
5 |
69 |
279 |
1709 |
5611 |
21930 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1080 |
18 |
35 |
3 |
0 |
0 |
0 |
| OW |
0 |
149 |
16 |
75 |
10 |
0 |
0 |
0 |
| VODI |
0 |
112 |
14 |
186 |
99 |
7 |
0 |
0 |
| ODI |
0 |
49 |
3 |
92 |
98 |
70 |
4 |
0 |
| CDI |
0 |
31 |
6 |
36 |
98 |
116 |
99 |
30 |
| VCDI |
0 |
1 |
5 |
66 |
272 |
1711 |
5564 |
21927 |
|
Date: 2018-12-22:
| 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 |
897 |
10 |
28 |
0 |
0 |
0 |
0 |
| OW |
0 |
248 |
13 |
74 |
7 |
0 |
0 |
0 |
| VODI |
0 |
139 |
13 |
124 |
75 |
1 |
0 |
0 |
| ODI |
0 |
90 |
7 |
53 |
145 |
35 |
0 |
0 |
| CDI |
0 |
69 |
1 |
37 |
135 |
146 |
18 |
45 |
| VCDI |
0 |
93 |
14 |
112 |
316 |
1782 |
7459 |
19896 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
886 |
10 |
33 |
1 |
0 |
0 |
0 |
| OW |
0 |
256 |
10 |
70 |
7 |
0 |
0 |
0 |
| VODI |
0 |
165 |
16 |
118 |
81 |
0 |
0 |
0 |
| ODI |
0 |
86 |
7 |
59 |
145 |
45 |
0 |
0 |
| CDI |
0 |
64 |
1 |
44 |
123 |
162 |
16 |
38 |
| VCDI |
0 |
79 |
14 |
104 |
321 |
1757 |
7461 |
19903 |
|
Date: 2018-12-24:
| 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 |
1635 |
22 |
37 |
0 |
0 |
0 |
0 |
| OW |
0 |
173 |
24 |
152 |
21 |
0 |
0 |
0 |
| VODI |
0 |
97 |
17 |
205 |
136 |
2 |
0 |
0 |
| ODI |
0 |
37 |
1 |
74 |
181 |
62 |
6 |
0 |
| CDI |
0 |
27 |
3 |
39 |
210 |
308 |
63 |
12 |
| VCDI |
0 |
0 |
8 |
38 |
276 |
2897 |
9532 |
15787 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
953 |
5 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
372 |
8 |
29 |
1 |
0 |
0 |
0 |
| VODI |
0 |
367 |
25 |
124 |
25 |
2 |
0 |
0 |
| ODI |
0 |
128 |
13 |
153 |
167 |
42 |
8 |
0 |
| CDI |
0 |
101 |
11 |
75 |
173 |
231 |
52 |
12 |
| VCDI |
0 |
48 |
13 |
151 |
458 |
2994 |
9541 |
15787 |
|
Date: 2018-12-26:
| 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 |
1418 |
16 |
22 |
0 |
0 |
0 |
0 |
| OW |
0 |
349 |
14 |
79 |
3 |
0 |
0 |
0 |
| VODI |
0 |
158 |
23 |
200 |
81 |
0 |
0 |
0 |
| ODI |
0 |
30 |
11 |
86 |
170 |
27 |
0 |
0 |
| CDI |
0 |
16 |
2 |
52 |
183 |
170 |
22 |
62 |
| VCDI |
0 |
0 |
2 |
22 |
187 |
1618 |
8943 |
18116 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
807 |
7 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
401 |
4 |
22 |
1 |
0 |
0 |
0 |
| VODI |
0 |
497 |
17 |
64 |
14 |
0 |
0 |
0 |
| ODI |
0 |
158 |
19 |
162 |
84 |
29 |
3 |
0 |
| CDI |
0 |
71 |
12 |
71 |
166 |
122 |
29 |
56 |
| VCDI |
0 |
37 |
9 |
131 |
359 |
1664 |
8933 |
18122 |
|
Date: 2018-12-28:
| 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 |
6 |
1272 |
8 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
510 |
7 |
30 |
1 |
0 |
0 |
0 |
| VODI |
0 |
417 |
27 |
146 |
33 |
0 |
0 |
0 |
| ODI |
0 |
73 |
16 |
144 |
104 |
39 |
3 |
0 |
| CDI |
0 |
38 |
6 |
83 |
182 |
212 |
53 |
42 |
| VCDI |
0 |
16 |
9 |
85 |
350 |
2005 |
9478 |
16679 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6 |
736 |
6 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
350 |
1 |
14 |
2 |
0 |
0 |
0 |
| VODI |
0 |
625 |
7 |
31 |
14 |
0 |
0 |
0 |
| ODI |
0 |
332 |
14 |
68 |
22 |
25 |
0 |
0 |
| CDI |
0 |
155 |
16 |
154 |
91 |
92 |
29 |
19 |
| VCDI |
0 |
128 |
29 |
225 |
541 |
2139 |
9505 |
16702 |
|
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