Validation of sea ice concentration - European sector
Bulletin date: 2022-02-24
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-02-18:
| 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 |
53601 |
24389 |
3307 |
1192 |
400 |
62 |
68 |
0 |
| OW |
54 |
405 |
201 |
365 |
289 |
76 |
35 |
0 |
| VODI |
0 |
214 |
166 |
322 |
470 |
168 |
49 |
0 |
| ODI |
0 |
74 |
78 |
206 |
406 |
232 |
95 |
0 |
| CDI |
0 |
37 |
110 |
186 |
564 |
691 |
261 |
0 |
| VCDI |
0 |
14 |
54 |
143 |
794 |
3624 |
10864 |
4834 |
|
...date precedes bulletin
|
Date: 2022-02-20:
| 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 |
58359 |
20621 |
2385 |
823 |
344 |
116 |
83 |
0 |
| OW |
54 |
318 |
277 |
343 |
260 |
102 |
41 |
0 |
| VODI |
0 |
186 |
214 |
276 |
438 |
240 |
61 |
0 |
| ODI |
0 |
61 |
117 |
186 |
337 |
304 |
75 |
0 |
| CDI |
0 |
15 |
68 |
196 |
345 |
770 |
203 |
0 |
| VCDI |
0 |
0 |
48 |
232 |
509 |
4040 |
10585 |
5468 |
|
...date precedes bulletin
|
Date: 2022-02-22:
| 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 |
54685 |
21303 |
4762 |
1077 |
256 |
82 |
69 |
0 |
| OW |
55 |
203 |
350 |
460 |
259 |
67 |
32 |
0 |
| VODI |
0 |
98 |
208 |
398 |
461 |
159 |
42 |
0 |
| ODI |
0 |
28 |
99 |
198 |
464 |
280 |
61 |
0 |
| CDI |
0 |
10 |
50 |
198 |
547 |
690 |
251 |
0 |
| VCDI |
0 |
0 |
2 |
238 |
999 |
3498 |
10787 |
5674 |
|
...date precedes bulletin
|
Date: 2022-02-24:
| 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 |
51834 |
24843 |
4254 |
908 |
334 |
139 |
64 |
0 |
| OW |
59 |
384 |
230 |
320 |
211 |
170 |
21 |
0 |
| VODI |
2 |
222 |
172 |
317 |
311 |
288 |
37 |
0 |
| ODI |
0 |
83 |
98 |
197 |
280 |
308 |
73 |
0 |
| CDI |
0 |
54 |
77 |
182 |
329 |
548 |
191 |
0 |
| VCDI |
0 |
21 |
39 |
166 |
692 |
3344 |
10732 |
6566 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
51835 |
24841 |
4249 |
897 |
342 |
144 |
64 |
0 |
| OW |
58 |
392 |
236 |
338 |
204 |
167 |
22 |
0 |
| VODI |
2 |
222 |
172 |
313 |
318 |
301 |
39 |
0 |
| ODI |
0 |
81 |
110 |
204 |
267 |
297 |
74 |
0 |
| CDI |
0 |
45 |
60 |
170 |
318 |
548 |
239 |
0 |
| VCDI |
0 |
26 |
43 |
168 |
708 |
3340 |
10680 |
6566 |
|
Date: 2022-02-26:
| 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 |
55787 |
21792 |
3138 |
891 |
536 |
160 |
24 |
0 |
| OW |
55 |
248 |
389 |
318 |
221 |
119 |
18 |
0 |
| VODI |
0 |
138 |
290 |
300 |
343 |
222 |
25 |
0 |
| ODI |
0 |
40 |
183 |
229 |
417 |
213 |
35 |
0 |
| CDI |
0 |
14 |
112 |
183 |
541 |
472 |
130 |
0 |
| VCDI |
0 |
2 |
69 |
287 |
1180 |
4379 |
10227 |
5373 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
55787 |
21773 |
3141 |
891 |
533 |
163 |
25 |
0 |
| OW |
55 |
271 |
379 |
307 |
219 |
122 |
20 |
0 |
| VODI |
0 |
139 |
314 |
315 |
357 |
217 |
24 |
0 |
| ODI |
0 |
38 |
164 |
234 |
402 |
218 |
40 |
0 |
| CDI |
0 |
12 |
102 |
180 |
519 |
476 |
131 |
0 |
| VCDI |
0 |
1 |
81 |
281 |
1208 |
4369 |
10219 |
5373 |
|
Date: 2022-02-28:
| 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 |
56867 |
20794 |
3184 |
910 |
427 |
206 |
27 |
0 |
| OW |
54 |
248 |
356 |
367 |
206 |
147 |
11 |
0 |
| VODI |
0 |
82 |
240 |
407 |
441 |
215 |
16 |
0 |
| ODI |
0 |
41 |
103 |
210 |
439 |
345 |
26 |
0 |
| CDI |
0 |
15 |
90 |
148 |
489 |
814 |
178 |
0 |
| VCDI |
0 |
1 |
13 |
186 |
687 |
3756 |
11767 |
4587 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56866 |
20572 |
3062 |
968 |
502 |
332 |
30 |
0 |
| OW |
55 |
308 |
285 |
312 |
243 |
189 |
23 |
0 |
| VODI |
0 |
179 |
243 |
297 |
342 |
260 |
39 |
0 |
| ODI |
0 |
58 |
171 |
207 |
320 |
293 |
54 |
0 |
| CDI |
0 |
39 |
136 |
163 |
395 |
565 |
139 |
0 |
| VCDI |
0 |
25 |
89 |
281 |
887 |
3844 |
11740 |
4587 |
|
Date: 2022-03-02:
| 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 |
53489 |
23162 |
4024 |
1169 |
392 |
157 |
66 |
0 |
| OW |
55 |
385 |
209 |
334 |
256 |
67 |
23 |
0 |
| VODI |
0 |
222 |
162 |
372 |
404 |
124 |
41 |
0 |
| ODI |
0 |
82 |
77 |
207 |
468 |
215 |
70 |
0 |
| CDI |
0 |
73 |
68 |
185 |
586 |
498 |
251 |
0 |
| VCDI |
0 |
2 |
22 |
132 |
858 |
3935 |
10216 |
6042 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
53490 |
22794 |
3990 |
1221 |
600 |
246 |
89 |
0 |
| OW |
54 |
439 |
190 |
277 |
244 |
109 |
42 |
0 |
| VODI |
0 |
326 |
147 |
336 |
335 |
164 |
61 |
0 |
| ODI |
0 |
146 |
88 |
186 |
349 |
242 |
80 |
0 |
| CDI |
0 |
143 |
81 |
147 |
462 |
447 |
232 |
0 |
| VCDI |
0 |
78 |
66 |
232 |
974 |
3788 |
10163 |
6042 |
|
Date: 2022-03-04:
| 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 |
54516 |
24410 |
2115 |
742 |
376 |
150 |
139 |
0 |
| OW |
55 |
407 |
176 |
354 |
237 |
88 |
39 |
0 |
| VODI |
0 |
219 |
141 |
354 |
414 |
162 |
60 |
0 |
| ODI |
0 |
96 |
87 |
185 |
393 |
253 |
86 |
0 |
| CDI |
0 |
88 |
71 |
129 |
563 |
569 |
314 |
0 |
| VCDI |
0 |
22 |
72 |
149 |
658 |
3285 |
10500 |
6426 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
54516 |
24054 |
2106 |
812 |
498 |
263 |
171 |
0 |
| OW |
55 |
498 |
146 |
305 |
255 |
121 |
60 |
0 |
| VODI |
0 |
291 |
124 |
289 |
335 |
183 |
90 |
0 |
| ODI |
0 |
150 |
80 |
181 |
352 |
231 |
99 |
0 |
| CDI |
0 |
164 |
102 |
133 |
451 |
481 |
289 |
0 |
| VCDI |
0 |
85 |
104 |
193 |
750 |
3228 |
10429 |
6426 |
|
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