Validation of sea ice concentration - European sector
Bulletin date: 2022-12-01
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-11-25:
| 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 |
79133 |
12239 |
2309 |
299 |
99 |
38 |
32 |
0 |
| OW |
35 |
96 |
180 |
193 |
106 |
43 |
3 |
0 |
| VODI |
0 |
31 |
96 |
189 |
218 |
76 |
3 |
0 |
| ODI |
0 |
9 |
28 |
98 |
287 |
118 |
10 |
0 |
| CDI |
0 |
2 |
14 |
52 |
306 |
468 |
179 |
0 |
| VCDI |
0 |
0 |
6 |
40 |
321 |
1808 |
7277 |
2659 |
|
...date precedes bulletin
|
Date: 2022-11-27:
| 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 |
75940 |
15539 |
2027 |
297 |
129 |
68 |
59 |
0 |
| OW |
35 |
131 |
195 |
164 |
92 |
43 |
1 |
0 |
| VODI |
0 |
32 |
92 |
235 |
148 |
80 |
7 |
0 |
| ODI |
0 |
10 |
28 |
126 |
191 |
129 |
23 |
0 |
| CDI |
0 |
3 |
11 |
47 |
236 |
484 |
97 |
0 |
| VCDI |
0 |
0 |
5 |
34 |
199 |
2693 |
6946 |
2524 |
|
...date precedes bulletin
|
Date: 2022-11-29:
| 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 |
74844 |
16001 |
2834 |
323 |
131 |
113 |
101 |
0 |
| OW |
35 |
95 |
257 |
144 |
63 |
16 |
6 |
0 |
| VODI |
0 |
55 |
135 |
213 |
134 |
39 |
3 |
0 |
| ODI |
0 |
22 |
52 |
155 |
161 |
70 |
6 |
0 |
| CDI |
0 |
0 |
21 |
101 |
296 |
272 |
38 |
0 |
| VCDI |
0 |
0 |
4 |
51 |
472 |
4263 |
5782 |
1792 |
|
...date precedes bulletin
|
Date: 2022-12-01:
| 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 |
67112 |
23326 |
2926 |
537 |
158 |
83 |
40 |
0 |
| OW |
50 |
240 |
115 |
196 |
51 |
24 |
3 |
0 |
| VODI |
0 |
113 |
115 |
194 |
132 |
31 |
4 |
0 |
| ODI |
0 |
37 |
55 |
120 |
169 |
60 |
3 |
0 |
| CDI |
0 |
12 |
22 |
77 |
245 |
225 |
21 |
0 |
| VCDI |
0 |
11 |
21 |
70 |
530 |
4631 |
5707 |
1634 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67127 |
23357 |
2952 |
578 |
161 |
83 |
39 |
0 |
| OW |
35 |
208 |
94 |
180 |
54 |
25 |
3 |
0 |
| VODI |
0 |
109 |
111 |
176 |
136 |
32 |
3 |
0 |
| ODI |
0 |
35 |
50 |
113 |
163 |
66 |
5 |
0 |
| CDI |
0 |
17 |
22 |
70 |
246 |
232 |
39 |
0 |
| VCDI |
0 |
13 |
25 |
77 |
525 |
4616 |
5689 |
1634 |
|
Date: 2022-12-03:
| 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 |
66730 |
22579 |
4203 |
247 |
155 |
68 |
66 |
0 |
| OW |
35 |
268 |
281 |
107 |
37 |
31 |
7 |
0 |
| VODI |
0 |
135 |
226 |
178 |
76 |
38 |
1 |
0 |
| ODI |
0 |
33 |
121 |
114 |
134 |
64 |
3 |
0 |
| CDI |
0 |
9 |
99 |
133 |
164 |
209 |
21 |
0 |
| VCDI |
0 |
4 |
67 |
248 |
550 |
5355 |
6158 |
146 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66730 |
22617 |
4242 |
258 |
157 |
74 |
73 |
0 |
| OW |
35 |
225 |
261 |
114 |
34 |
25 |
0 |
0 |
| VODI |
0 |
132 |
211 |
176 |
88 |
35 |
2 |
0 |
| ODI |
0 |
35 |
106 |
100 |
129 |
63 |
3 |
0 |
| CDI |
0 |
14 |
97 |
120 |
162 |
201 |
22 |
0 |
| VCDI |
0 |
5 |
80 |
259 |
546 |
5367 |
6156 |
146 |
|
Date: 2022-12-05:
| 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 |
60136 |
25641 |
7449 |
418 |
277 |
141 |
31 |
0 |
| OW |
29 |
352 |
114 |
158 |
57 |
45 |
20 |
0 |
| VODI |
0 |
206 |
142 |
204 |
105 |
89 |
9 |
0 |
| ODI |
0 |
50 |
72 |
147 |
190 |
136 |
3 |
0 |
| CDI |
0 |
32 |
48 |
87 |
184 |
311 |
26 |
0 |
| VCDI |
0 |
5 |
41 |
154 |
512 |
5179 |
5675 |
625 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60134 |
25388 |
7376 |
392 |
275 |
175 |
60 |
0 |
| OW |
31 |
380 |
121 |
117 |
59 |
33 |
0 |
0 |
| VODI |
0 |
273 |
138 |
186 |
80 |
84 |
2 |
0 |
| ODI |
0 |
116 |
61 |
132 |
91 |
87 |
2 |
0 |
| CDI |
0 |
78 |
69 |
102 |
167 |
196 |
17 |
0 |
| VCDI |
0 |
51 |
101 |
239 |
653 |
5326 |
5683 |
625 |
|
Date: 2022-12-07:
| 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 |
66757 |
18030 |
7842 |
461 |
341 |
134 |
22 |
0 |
| OW |
50 |
330 |
187 |
163 |
88 |
34 |
12 |
0 |
| VODI |
0 |
201 |
179 |
196 |
192 |
63 |
8 |
0 |
| ODI |
0 |
45 |
85 |
111 |
245 |
127 |
8 |
0 |
| CDI |
0 |
33 |
54 |
102 |
244 |
320 |
79 |
0 |
| VCDI |
0 |
11 |
72 |
182 |
395 |
4375 |
6763 |
559 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66757 |
18017 |
7824 |
403 |
295 |
141 |
36 |
0 |
| OW |
50 |
269 |
195 |
163 |
86 |
38 |
5 |
0 |
| VODI |
0 |
174 |
146 |
212 |
173 |
52 |
4 |
0 |
| ODI |
0 |
84 |
63 |
147 |
215 |
91 |
8 |
0 |
| CDI |
0 |
58 |
57 |
85 |
272 |
270 |
36 |
0 |
| VCDI |
0 |
48 |
134 |
205 |
464 |
4461 |
6803 |
559 |
|
Date: 2022-12-09:
| 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 |
66186 |
24128 |
1900 |
466 |
365 |
286 |
28 |
0 |
| OW |
52 |
297 |
173 |
217 |
124 |
40 |
9 |
0 |
| VODI |
0 |
168 |
117 |
227 |
181 |
102 |
34 |
0 |
| ODI |
0 |
72 |
62 |
142 |
161 |
169 |
36 |
0 |
| CDI |
0 |
50 |
34 |
88 |
171 |
389 |
86 |
0 |
| VCDI |
0 |
49 |
50 |
161 |
246 |
4047 |
7265 |
722 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66186 |
23901 |
1842 |
371 |
313 |
292 |
39 |
0 |
| OW |
52 |
309 |
192 |
164 |
87 |
28 |
26 |
0 |
| VODI |
0 |
279 |
130 |
299 |
136 |
72 |
16 |
0 |
| ODI |
0 |
99 |
60 |
194 |
184 |
117 |
30 |
0 |
| CDI |
0 |
74 |
40 |
94 |
240 |
361 |
100 |
0 |
| VCDI |
0 |
102 |
72 |
179 |
288 |
4163 |
7247 |
722 |
|
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