Validation of sea ice concentration - European sector
Bulletin date: 2022-12-15
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2022-12-11:
| 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 |
70615 |
19293 |
1737 |
493 |
345 |
396 |
72 |
0 |
| OW |
54 |
307 |
227 |
229 |
105 |
33 |
9 |
0 |
| VODI |
0 |
139 |
149 |
277 |
186 |
102 |
40 |
0 |
| ODI |
0 |
55 |
65 |
176 |
163 |
179 |
34 |
0 |
| CDI |
0 |
36 |
37 |
123 |
155 |
331 |
118 |
0 |
| VCDI |
0 |
2 |
37 |
107 |
319 |
4489 |
7058 |
808 |
|
...date precedes bulletin
|
Date: 2022-12-13:
| 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 |
64309 |
20865 |
6566 |
410 |
334 |
177 |
41 |
0 |
| OW |
62 |
183 |
172 |
266 |
105 |
44 |
30 |
0 |
| VODI |
0 |
64 |
110 |
289 |
296 |
105 |
22 |
0 |
| ODI |
0 |
12 |
45 |
130 |
304 |
186 |
16 |
0 |
| CDI |
0 |
1 |
26 |
98 |
187 |
456 |
147 |
0 |
| VCDI |
0 |
0 |
1 |
81 |
269 |
4070 |
7317 |
1304 |
|
...date precedes bulletin
|
Date: 2022-12-15:
| 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 |
65680 |
17223 |
8195 |
342 |
242 |
269 |
27 |
0 |
| OW |
60 |
283 |
194 |
231 |
135 |
33 |
47 |
0 |
| VODI |
0 |
94 |
110 |
228 |
275 |
77 |
37 |
0 |
| ODI |
0 |
34 |
38 |
116 |
326 |
145 |
12 |
0 |
| CDI |
0 |
19 |
31 |
80 |
331 |
521 |
207 |
0 |
| VCDI |
0 |
1 |
31 |
88 |
307 |
4170 |
6377 |
2484 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65680 |
17268 |
8232 |
365 |
258 |
273 |
35 |
0 |
| OW |
60 |
245 |
165 |
223 |
129 |
36 |
47 |
0 |
| VODI |
0 |
82 |
103 |
229 |
294 |
72 |
32 |
0 |
| ODI |
0 |
38 |
38 |
111 |
286 |
164 |
23 |
0 |
| CDI |
0 |
18 |
29 |
67 |
336 |
520 |
260 |
0 |
| VCDI |
0 |
3 |
32 |
90 |
313 |
4150 |
6310 |
2484 |
|
Date: 2022-12-17:
| 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 |
68211 |
16831 |
5443 |
515 |
279 |
246 |
22 |
0 |
| OW |
61 |
191 |
183 |
243 |
172 |
43 |
22 |
0 |
| VODI |
0 |
111 |
112 |
192 |
347 |
82 |
27 |
0 |
| ODI |
0 |
27 |
49 |
120 |
282 |
137 |
24 |
0 |
| CDI |
0 |
12 |
35 |
80 |
259 |
503 |
210 |
0 |
| VCDI |
0 |
0 |
5 |
99 |
461 |
5251 |
6790 |
1423 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68209 |
16860 |
5454 |
538 |
287 |
254 |
21 |
0 |
| OW |
63 |
175 |
186 |
232 |
175 |
34 |
27 |
0 |
| VODI |
0 |
97 |
96 |
187 |
355 |
102 |
31 |
0 |
| ODI |
0 |
30 |
45 |
110 |
279 |
158 |
16 |
0 |
| CDI |
0 |
10 |
36 |
73 |
232 |
541 |
273 |
0 |
| VCDI |
0 |
0 |
10 |
109 |
472 |
5173 |
6727 |
1423 |
|
Date: 2022-12-19:
| 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 |
67858 |
18116 |
4359 |
412 |
193 |
221 |
19 |
0 |
| OW |
61 |
152 |
257 |
283 |
168 |
50 |
4 |
0 |
| VODI |
0 |
76 |
131 |
265 |
336 |
60 |
9 |
0 |
| ODI |
0 |
22 |
49 |
138 |
302 |
251 |
16 |
0 |
| CDI |
0 |
11 |
30 |
77 |
242 |
632 |
282 |
0 |
| VCDI |
0 |
0 |
8 |
70 |
425 |
4641 |
7358 |
1516 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67858 |
18031 |
4342 |
540 |
326 |
273 |
25 |
0 |
| OW |
61 |
200 |
186 |
201 |
181 |
52 |
13 |
0 |
| VODI |
0 |
95 |
141 |
174 |
237 |
171 |
38 |
0 |
| ODI |
0 |
36 |
72 |
117 |
208 |
206 |
55 |
0 |
| CDI |
0 |
11 |
54 |
84 |
219 |
608 |
280 |
0 |
| VCDI |
0 |
4 |
39 |
129 |
495 |
4545 |
7277 |
1516 |
|
Date: 2022-12-21:
| 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 |
64403 |
21631 |
4227 |
378 |
190 |
278 |
22 |
0 |
| OW |
62 |
229 |
195 |
269 |
127 |
55 |
1 |
0 |
| VODI |
0 |
94 |
155 |
269 |
256 |
60 |
14 |
0 |
| ODI |
0 |
26 |
47 |
166 |
261 |
108 |
26 |
0 |
| CDI |
0 |
7 |
28 |
106 |
295 |
378 |
61 |
0 |
| VCDI |
0 |
0 |
13 |
93 |
613 |
4388 |
8123 |
1446 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64403 |
21464 |
4178 |
436 |
252 |
344 |
32 |
0 |
| OW |
62 |
320 |
165 |
207 |
104 |
30 |
21 |
0 |
| VODI |
0 |
146 |
153 |
206 |
209 |
73 |
40 |
0 |
| ODI |
0 |
37 |
97 |
143 |
203 |
124 |
20 |
0 |
| CDI |
0 |
16 |
41 |
153 |
232 |
365 |
137 |
0 |
| VCDI |
0 |
4 |
31 |
136 |
742 |
4331 |
7997 |
1446 |
|
Date: 2022-12-23:
| 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 |
68108 |
17254 |
4470 |
302 |
182 |
327 |
13 |
0 |
| OW |
63 |
297 |
250 |
246 |
94 |
58 |
10 |
0 |
| VODI |
0 |
137 |
138 |
238 |
218 |
68 |
12 |
0 |
| ODI |
0 |
38 |
50 |
168 |
251 |
110 |
11 |
0 |
| CDI |
0 |
23 |
20 |
92 |
287 |
235 |
41 |
0 |
| VCDI |
0 |
4 |
25 |
97 |
621 |
4380 |
8229 |
1933 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68108 |
17116 |
4412 |
312 |
209 |
397 |
29 |
0 |
| OW |
63 |
389 |
249 |
209 |
90 |
24 |
17 |
0 |
| VODI |
0 |
181 |
156 |
213 |
193 |
79 |
29 |
0 |
| ODI |
0 |
44 |
70 |
150 |
196 |
104 |
8 |
0 |
| CDI |
0 |
21 |
41 |
109 |
267 |
244 |
46 |
0 |
| VCDI |
0 |
2 |
25 |
150 |
698 |
4330 |
8187 |
1933 |
|
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