Validation of sea ice concentration - European sector
Bulletin date: 2021-11-18
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-11-12:
| 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 |
86770 |
9017 |
74 |
360 |
154 |
1 |
0 |
0 |
| OW |
34 |
263 |
30 |
201 |
207 |
16 |
0 |
0 |
| VODI |
0 |
81 |
20 |
220 |
243 |
76 |
6 |
0 |
| ODI |
0 |
22 |
5 |
139 |
207 |
102 |
0 |
0 |
| CDI |
0 |
6 |
6 |
89 |
261 |
180 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
37 |
401 |
2163 |
3818 |
3890 |
|
...date precedes bulletin
|
Date: 2021-11-14:
| 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 |
85522 |
9390 |
98 |
414 |
154 |
5 |
0 |
0 |
| OW |
38 |
350 |
28 |
265 |
204 |
2 |
0 |
0 |
| VODI |
0 |
162 |
22 |
197 |
319 |
57 |
18 |
0 |
| ODI |
0 |
41 |
15 |
198 |
232 |
83 |
14 |
0 |
| CDI |
0 |
11 |
5 |
106 |
379 |
137 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
42 |
539 |
2050 |
4462 |
3531 |
|
...date precedes bulletin
|
Date: 2021-11-16:
| 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 |
84903 |
9831 |
115 |
515 |
276 |
35 |
0 |
0 |
| OW |
39 |
228 |
19 |
154 |
251 |
55 |
0 |
0 |
| VODI |
0 |
99 |
8 |
180 |
354 |
127 |
0 |
0 |
| ODI |
0 |
41 |
8 |
89 |
276 |
185 |
18 |
0 |
| CDI |
0 |
20 |
8 |
73 |
389 |
352 |
48 |
0 |
| VCDI |
0 |
0 |
2 |
52 |
233 |
1533 |
4533 |
4051 |
|
...date precedes bulletin
|
Date: 2021-11-18:
| 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 |
84207 |
10326 |
102 |
441 |
288 |
92 |
0 |
0 |
| OW |
43 |
237 |
25 |
223 |
171 |
63 |
0 |
0 |
| VODI |
0 |
116 |
16 |
154 |
320 |
134 |
0 |
0 |
| ODI |
0 |
64 |
7 |
78 |
269 |
174 |
13 |
0 |
| CDI |
0 |
39 |
4 |
71 |
315 |
382 |
52 |
0 |
| VCDI |
0 |
21 |
8 |
82 |
417 |
1404 |
4343 |
4399 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84207 |
10316 |
104 |
458 |
300 |
97 |
0 |
0 |
| OW |
43 |
245 |
27 |
175 |
143 |
43 |
0 |
0 |
| VODI |
0 |
119 |
14 |
177 |
273 |
137 |
0 |
0 |
| ODI |
0 |
61 |
5 |
89 |
268 |
157 |
9 |
0 |
| CDI |
0 |
39 |
3 |
65 |
332 |
347 |
44 |
0 |
| VCDI |
0 |
23 |
9 |
85 |
464 |
1468 |
4355 |
4399 |
|
Date: 2021-11-20:
| 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 |
84322 |
9876 |
83 |
419 |
260 |
115 |
7 |
0 |
| OW |
46 |
369 |
25 |
188 |
139 |
38 |
4 |
0 |
| VODI |
0 |
171 |
16 |
253 |
272 |
87 |
0 |
0 |
| ODI |
0 |
66 |
15 |
113 |
216 |
160 |
2 |
0 |
| CDI |
0 |
7 |
6 |
145 |
320 |
334 |
31 |
0 |
| VCDI |
0 |
0 |
0 |
70 |
556 |
1791 |
3369 |
5209 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84322 |
9895 |
84 |
412 |
239 |
118 |
6 |
0 |
| OW |
46 |
332 |
23 |
177 |
153 |
31 |
5 |
0 |
| VODI |
0 |
189 |
19 |
245 |
210 |
87 |
0 |
0 |
| ODI |
0 |
64 |
11 |
120 |
218 |
127 |
1 |
0 |
| CDI |
0 |
9 |
8 |
161 |
298 |
282 |
18 |
0 |
| VCDI |
0 |
0 |
0 |
73 |
645 |
1880 |
3383 |
5209 |
|
Date: 2021-11-22:
| 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 |
82958 |
10676 |
94 |
380 |
222 |
89 |
0 |
0 |
| OW |
47 |
188 |
37 |
323 |
185 |
14 |
0 |
0 |
| VODI |
0 |
41 |
14 |
319 |
372 |
65 |
0 |
0 |
| ODI |
0 |
0 |
1 |
96 |
452 |
168 |
13 |
0 |
| CDI |
0 |
0 |
0 |
19 |
387 |
512 |
68 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
275 |
1695 |
4517 |
4873 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82959 |
10454 |
88 |
424 |
332 |
118 |
0 |
0 |
| OW |
46 |
298 |
29 |
214 |
213 |
75 |
6 |
0 |
| VODI |
0 |
138 |
20 |
249 |
325 |
116 |
19 |
0 |
| ODI |
0 |
15 |
9 |
156 |
213 |
133 |
32 |
0 |
| CDI |
0 |
0 |
0 |
76 |
292 |
216 |
66 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
518 |
1885 |
4475 |
4873 |
|
Date: 2021-11-24:
| 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 |
82515 |
10706 |
96 |
417 |
213 |
91 |
1 |
0 |
| OW |
52 |
309 |
31 |
234 |
143 |
15 |
0 |
0 |
| VODI |
0 |
153 |
21 |
357 |
254 |
49 |
1 |
0 |
| ODI |
0 |
26 |
11 |
182 |
316 |
95 |
6 |
0 |
| CDI |
0 |
0 |
1 |
78 |
356 |
206 |
18 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
524 |
2532 |
3981 |
5105 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82518 |
10497 |
97 |
461 |
297 |
114 |
2 |
0 |
| OW |
49 |
367 |
21 |
205 |
173 |
72 |
3 |
0 |
| VODI |
0 |
247 |
18 |
267 |
274 |
127 |
13 |
0 |
| ODI |
0 |
76 |
19 |
158 |
179 |
114 |
28 |
0 |
| CDI |
0 |
7 |
5 |
139 |
219 |
164 |
43 |
0 |
| VCDI |
0 |
0 |
0 |
43 |
664 |
2397 |
3918 |
5105 |
|
Date: 2021-11-26:
| 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 |
81843 |
10634 |
102 |
473 |
429 |
93 |
1 |
0 |
| OW |
50 |
325 |
25 |
177 |
197 |
40 |
0 |
0 |
| VODI |
0 |
157 |
18 |
207 |
306 |
132 |
5 |
0 |
| ODI |
0 |
36 |
11 |
163 |
264 |
174 |
10 |
0 |
| CDI |
0 |
2 |
3 |
77 |
300 |
303 |
21 |
0 |
| VCDI |
0 |
0 |
0 |
22 |
413 |
2561 |
5146 |
4380 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81841 |
10413 |
104 |
514 |
490 |
119 |
4 |
0 |
| OW |
52 |
458 |
14 |
129 |
262 |
104 |
7 |
0 |
| VODI |
0 |
210 |
24 |
226 |
314 |
286 |
25 |
0 |
| ODI |
0 |
55 |
8 |
116 |
207 |
230 |
36 |
0 |
| CDI |
0 |
18 |
9 |
99 |
216 |
252 |
74 |
0 |
| VCDI |
0 |
0 |
0 |
35 |
420 |
2312 |
5037 |
4380 |
|
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