Validation of sea ice concentration - Asian sector
Bulletin date: 2024-11-21
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-11-15:
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 |
1223 |
2215 |
61 |
22 |
0 |
0 |
0 |
0 |
OW |
0 |
207 |
109 |
174 |
16 |
0 |
0 |
0 |
VODI |
0 |
47 |
52 |
273 |
86 |
0 |
0 |
0 |
ODI |
0 |
5 |
10 |
133 |
221 |
11 |
0 |
3 |
CDI |
0 |
5 |
3 |
46 |
346 |
252 |
19 |
7 |
VCDI |
0 |
11 |
0 |
11 |
119 |
1100 |
7938 |
18371 |
|
...date precedes bulletin
|
Date: 2024-11-17:
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 |
457 |
2288 |
128 |
107 |
0 |
0 |
0 |
0 |
OW |
0 |
84 |
45 |
251 |
28 |
0 |
0 |
0 |
VODI |
0 |
23 |
6 |
321 |
175 |
0 |
0 |
0 |
ODI |
0 |
3 |
0 |
113 |
307 |
7 |
0 |
0 |
CDI |
0 |
6 |
0 |
23 |
305 |
331 |
38 |
0 |
VCDI |
0 |
9 |
0 |
30 |
146 |
1567 |
7287 |
19011 |
|
...date precedes bulletin
|
Date: 2024-11-19:
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 |
209 |
1729 |
188 |
282 |
75 |
0 |
0 |
0 |
OW |
0 |
16 |
6 |
206 |
96 |
0 |
0 |
0 |
VODI |
0 |
5 |
8 |
172 |
196 |
2 |
0 |
0 |
ODI |
0 |
0 |
1 |
65 |
354 |
41 |
0 |
1 |
CDI |
0 |
0 |
0 |
20 |
299 |
528 |
188 |
7 |
VCDI |
0 |
0 |
0 |
0 |
189 |
1758 |
8630 |
17825 |
|
...date precedes bulletin
|
Date: 2024-11-21:
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 |
171 |
1497 |
139 |
227 |
27 |
0 |
0 |
0 |
OW |
0 |
55 |
24 |
220 |
177 |
13 |
0 |
0 |
VODI |
0 |
3 |
3 |
92 |
167 |
28 |
0 |
0 |
ODI |
0 |
0 |
1 |
34 |
205 |
126 |
0 |
0 |
CDI |
0 |
0 |
0 |
0 |
127 |
558 |
125 |
6 |
VCDI |
0 |
0 |
0 |
0 |
50 |
821 |
7482 |
20718 |
|
|
observations |
|
Ice free |
Ice free near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI near MIZ |
VCDI |
m o d e l |
Ice free |
171 |
1505 |
141 |
228 |
50 |
0 |
0 |
0 |
OW |
0 |
48 |
22 |
221 |
96 |
9 |
0 |
0 |
VODI |
0 |
2 |
4 |
94 |
240 |
28 |
0 |
0 |
ODI |
0 |
0 |
0 |
30 |
197 |
145 |
0 |
0 |
CDI |
0 |
0 |
0 |
0 |
123 |
587 |
129 |
7 |
VCDI |
0 |
0 |
0 |
0 |
47 |
777 |
7478 |
20717 |
|
Date: 2024-11-23:
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 |
166 |
1556 |
91 |
113 |
16 |
0 |
0 |
0 |
OW |
0 |
102 |
62 |
238 |
91 |
6 |
0 |
0 |
VODI |
0 |
21 |
13 |
148 |
175 |
18 |
0 |
0 |
ODI |
0 |
18 |
7 |
27 |
153 |
94 |
5 |
1 |
CDI |
0 |
0 |
0 |
8 |
122 |
509 |
147 |
16 |
VCDI |
0 |
0 |
0 |
0 |
31 |
906 |
7307 |
20929 |
|
|
observations |
|
Ice free |
Ice free near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI near MIZ |
VCDI |
m o d e l |
Ice free |
166 |
1578 |
101 |
129 |
18 |
0 |
0 |
0 |
OW |
0 |
84 |
53 |
218 |
73 |
4 |
0 |
0 |
VODI |
0 |
24 |
13 |
155 |
208 |
22 |
0 |
0 |
ODI |
0 |
11 |
6 |
25 |
137 |
103 |
11 |
1 |
CDI |
0 |
0 |
0 |
7 |
129 |
534 |
155 |
12 |
VCDI |
0 |
0 |
0 |
0 |
23 |
870 |
7293 |
20933 |
|
Date: 2024-11-25:
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 |
190 |
1810 |
61 |
21 |
0 |
0 |
0 |
0 |
OW |
4 |
262 |
123 |
118 |
0 |
0 |
0 |
0 |
VODI |
2 |
20 |
9 |
285 |
62 |
1 |
0 |
0 |
ODI |
0 |
3 |
1 |
59 |
267 |
40 |
0 |
0 |
CDI |
0 |
2 |
0 |
14 |
199 |
1007 |
9 |
3 |
VCDI |
0 |
18 |
0 |
0 |
15 |
1600 |
9677 |
17214 |
|
|
observations |
|
Ice free |
Ice free near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI near MIZ |
VCDI |
m o d e l |
Ice free |
186 |
1755 |
74 |
98 |
5 |
0 |
0 |
0 |
OW |
9 |
213 |
63 |
127 |
76 |
0 |
0 |
0 |
VODI |
1 |
105 |
37 |
123 |
136 |
24 |
0 |
0 |
ODI |
0 |
21 |
19 |
81 |
72 |
61 |
0 |
0 |
CDI |
0 |
3 |
1 |
63 |
202 |
498 |
5 |
4 |
VCDI |
0 |
18 |
0 |
5 |
52 |
2065 |
9681 |
17213 |
|
Date: 2024-11-27:
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 |
150 |
1634 |
103 |
46 |
0 |
0 |
0 |
0 |
OW |
0 |
163 |
65 |
259 |
3 |
0 |
0 |
0 |
VODI |
0 |
15 |
9 |
220 |
125 |
11 |
0 |
0 |
ODI |
0 |
3 |
1 |
48 |
304 |
84 |
0 |
1 |
CDI |
0 |
2 |
0 |
10 |
168 |
958 |
94 |
15 |
VCDI |
0 |
16 |
0 |
4 |
67 |
1866 |
10378 |
16274 |
|
|
observations |
|
Ice free |
Ice free near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI near MIZ |
VCDI |
m o d e l |
Ice free |
150 |
1605 |
85 |
120 |
12 |
0 |
0 |
0 |
OW |
0 |
152 |
63 |
214 |
78 |
2 |
0 |
0 |
VODI |
0 |
52 |
26 |
150 |
214 |
62 |
0 |
0 |
ODI |
0 |
5 |
4 |
57 |
135 |
152 |
0 |
0 |
CDI |
0 |
3 |
0 |
42 |
137 |
674 |
67 |
9 |
VCDI |
0 |
16 |
0 |
4 |
91 |
2029 |
10405 |
16281 |
|
Date: 2024-11-29:
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 |
150 |
1566 |
71 |
48 |
0 |
0 |
0 |
0 |
OW |
0 |
152 |
73 |
202 |
9 |
0 |
0 |
0 |
VODI |
0 |
12 |
5 |
201 |
114 |
3 |
0 |
0 |
ODI |
0 |
2 |
0 |
69 |
232 |
60 |
1 |
0 |
CDI |
0 |
2 |
0 |
6 |
189 |
625 |
211 |
17 |
VCDI |
0 |
16 |
0 |
0 |
100 |
1774 |
10274 |
16912 |
|
|
observations |
|
Ice free |
Ice free near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI near MIZ |
VCDI |
m o d e l |
Ice free |
150 |
1483 |
70 |
76 |
4 |
0 |
0 |
0 |
OW |
0 |
226 |
57 |
188 |
76 |
0 |
0 |
0 |
VODI |
0 |
20 |
22 |
186 |
197 |
19 |
0 |
0 |
ODI |
0 |
2 |
0 |
63 |
161 |
155 |
1 |
1 |
CDI |
0 |
3 |
0 |
12 |
138 |
642 |
124 |
7 |
VCDI |
0 |
16 |
0 |
1 |
68 |
1646 |
10361 |
16921 |
|
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