Validation of sea ice concentration - European sector
Bulletin date: 2022-03-10
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2022-03-06:
| 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 |
57734 |
20475 |
2749 |
865 |
493 |
111 |
121 |
0 |
| OW |
55 |
421 |
177 |
385 |
213 |
35 |
53 |
0 |
| VODI |
0 |
203 |
152 |
333 |
436 |
88 |
71 |
0 |
| ODI |
0 |
95 |
73 |
227 |
480 |
161 |
88 |
0 |
| CDI |
0 |
52 |
78 |
292 |
644 |
505 |
380 |
0 |
| VCDI |
0 |
7 |
20 |
290 |
1205 |
3796 |
9513 |
6024 |
|
...date precedes bulletin
|
Date: 2022-03-08:
| 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 |
59379 |
19014 |
2191 |
999 |
520 |
149 |
89 |
0 |
| OW |
54 |
274 |
291 |
491 |
303 |
93 |
37 |
0 |
| VODI |
0 |
65 |
185 |
508 |
484 |
186 |
57 |
0 |
| ODI |
0 |
10 |
50 |
293 |
566 |
311 |
78 |
0 |
| CDI |
0 |
2 |
30 |
147 |
716 |
1045 |
519 |
0 |
| VCDI |
0 |
6 |
15 |
224 |
803 |
3291 |
10765 |
4860 |
|
...date precedes bulletin
|
Date: 2022-03-10:
| 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 |
55320 |
22170 |
3813 |
907 |
468 |
107 |
111 |
0 |
| OW |
54 |
273 |
420 |
260 |
292 |
64 |
31 |
0 |
| VODI |
0 |
105 |
324 |
368 |
361 |
143 |
42 |
0 |
| ODI |
0 |
28 |
107 |
293 |
342 |
207 |
82 |
0 |
| CDI |
0 |
21 |
39 |
267 |
562 |
702 |
244 |
0 |
| VCDI |
0 |
21 |
50 |
371 |
1173 |
3584 |
10487 |
4887 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
55320 |
22220 |
3815 |
921 |
497 |
107 |
109 |
0 |
| OW |
54 |
245 |
405 |
253 |
244 |
63 |
32 |
0 |
| VODI |
0 |
87 |
329 |
377 |
366 |
131 |
33 |
0 |
| ODI |
0 |
29 |
109 |
289 |
364 |
208 |
76 |
0 |
| CDI |
0 |
18 |
47 |
244 |
564 |
706 |
214 |
0 |
| VCDI |
0 |
19 |
48 |
382 |
1163 |
3592 |
10533 |
4887 |
|
Date: 2022-03-12:
| 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 |
59133 |
17606 |
4855 |
851 |
451 |
88 |
93 |
0 |
| OW |
54 |
352 |
313 |
295 |
291 |
60 |
23 |
0 |
| VODI |
0 |
189 |
286 |
294 |
318 |
151 |
48 |
0 |
| ODI |
0 |
59 |
155 |
256 |
324 |
215 |
94 |
0 |
| CDI |
0 |
23 |
147 |
280 |
513 |
551 |
217 |
0 |
| VCDI |
0 |
84 |
201 |
481 |
1105 |
3909 |
10000 |
4735 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
59133 |
17654 |
4850 |
887 |
475 |
92 |
93 |
0 |
| OW |
54 |
307 |
338 |
250 |
256 |
60 |
25 |
0 |
| VODI |
0 |
179 |
272 |
333 |
328 |
139 |
40 |
0 |
| ODI |
0 |
57 |
159 |
250 |
343 |
222 |
88 |
0 |
| CDI |
0 |
31 |
133 |
268 |
497 |
562 |
244 |
0 |
| VCDI |
0 |
85 |
205 |
469 |
1103 |
3899 |
9985 |
4735 |
|
Date: 2022-03-14:
| 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 |
61005 |
16845 |
4819 |
774 |
226 |
70 |
5 |
0 |
| OW |
53 |
475 |
276 |
361 |
194 |
42 |
9 |
0 |
| VODI |
0 |
183 |
216 |
496 |
472 |
147 |
8 |
0 |
| ODI |
0 |
38 |
55 |
318 |
437 |
300 |
76 |
0 |
| CDI |
0 |
23 |
27 |
172 |
646 |
685 |
332 |
0 |
| VCDI |
0 |
77 |
206 |
313 |
953 |
5021 |
9361 |
3384 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61004 |
16527 |
4745 |
777 |
348 |
120 |
18 |
0 |
| OW |
54 |
527 |
232 |
262 |
216 |
69 |
11 |
0 |
| VODI |
0 |
308 |
221 |
329 |
312 |
168 |
23 |
0 |
| ODI |
0 |
129 |
102 |
323 |
266 |
196 |
85 |
0 |
| CDI |
0 |
61 |
66 |
346 |
538 |
545 |
357 |
0 |
| VCDI |
0 |
89 |
233 |
397 |
1248 |
5167 |
9297 |
3384 |
|
Date: 2022-03-16:
| 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 |
61530 |
18451 |
2322 |
1104 |
487 |
180 |
76 |
0 |
| OW |
52 |
491 |
229 |
268 |
352 |
97 |
6 |
0 |
| VODI |
0 |
170 |
168 |
320 |
488 |
224 |
28 |
0 |
| ODI |
0 |
44 |
61 |
212 |
554 |
314 |
46 |
0 |
| CDI |
0 |
48 |
40 |
149 |
655 |
767 |
256 |
0 |
| VCDI |
0 |
305 |
190 |
247 |
1345 |
5420 |
9631 |
1773 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61529 |
18052 |
2262 |
1071 |
617 |
264 |
88 |
0 |
| OW |
53 |
573 |
195 |
197 |
281 |
86 |
19 |
0 |
| VODI |
0 |
348 |
155 |
289 |
359 |
213 |
48 |
0 |
| ODI |
0 |
127 |
112 |
226 |
442 |
219 |
71 |
0 |
| CDI |
0 |
72 |
73 |
236 |
737 |
671 |
243 |
0 |
| VCDI |
0 |
337 |
213 |
281 |
1445 |
5549 |
9574 |
1773 |
|
Date: 2022-03-18:
| 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 |
60814 |
19037 |
1794 |
1308 |
628 |
241 |
117 |
0 |
| OW |
56 |
481 |
235 |
292 |
314 |
198 |
62 |
0 |
| VODI |
0 |
184 |
156 |
403 |
333 |
346 |
80 |
0 |
| ODI |
0 |
65 |
61 |
276 |
446 |
440 |
75 |
0 |
| CDI |
0 |
72 |
51 |
159 |
633 |
975 |
342 |
0 |
| VCDI |
0 |
263 |
202 |
236 |
1046 |
4464 |
10279 |
1936 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60814 |
18874 |
1742 |
1249 |
690 |
296 |
150 |
0 |
| OW |
56 |
495 |
181 |
268 |
241 |
218 |
58 |
0 |
| VODI |
0 |
282 |
197 |
346 |
247 |
349 |
91 |
0 |
| ODI |
0 |
107 |
82 |
317 |
371 |
346 |
72 |
0 |
| CDI |
0 |
61 |
72 |
235 |
619 |
824 |
271 |
0 |
| VCDI |
0 |
283 |
225 |
259 |
1232 |
4631 |
10313 |
1936 |
|
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