Validation of sea ice concentration - European sector
Bulletin date: 2024-03-14
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-03-08:
| 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 |
57591 |
13678 |
89 |
74 |
14 |
3 |
2 |
0 |
| OW |
639 |
1342 |
262 |
304 |
64 |
13 |
18 |
0 |
| VODI |
1783 |
458 |
223 |
577 |
369 |
48 |
18 |
0 |
| ODI |
1827 |
168 |
96 |
394 |
589 |
327 |
41 |
0 |
| CDI |
0 |
106 |
48 |
297 |
822 |
2507 |
1482 |
0 |
| VCDI |
0 |
16 |
16 |
43 |
404 |
2522 |
9432 |
4156 |
|
...date precedes bulletin
|
Date: 2024-03-10:
| 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 |
57375 |
13290 |
108 |
83 |
27 |
9 |
1 |
0 |
| OW |
623 |
1404 |
242 |
300 |
94 |
19 |
11 |
0 |
| VODI |
1770 |
548 |
237 |
559 |
378 |
87 |
24 |
0 |
| ODI |
1843 |
182 |
117 |
446 |
589 |
426 |
78 |
0 |
| CDI |
0 |
94 |
59 |
286 |
841 |
2769 |
1849 |
0 |
| VCDI |
0 |
8 |
8 |
21 |
195 |
1922 |
8710 |
5230 |
|
...date precedes bulletin
|
Date: 2024-03-12:
| 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 |
57263 |
13730 |
71 |
37 |
17 |
6 |
0 |
0 |
| OW |
716 |
1501 |
279 |
288 |
33 |
12 |
0 |
0 |
| VODI |
1763 |
251 |
267 |
853 |
408 |
61 |
7 |
0 |
| ODI |
1855 |
36 |
33 |
308 |
811 |
442 |
20 |
0 |
| CDI |
0 |
9 |
13 |
115 |
678 |
2574 |
930 |
0 |
| VCDI |
0 |
0 |
1 |
14 |
116 |
2340 |
10915 |
4089 |
|
...date precedes bulletin
|
Date: 2024-03-14:
| 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 |
56954 |
13730 |
131 |
106 |
17 |
0 |
0 |
0 |
| OW |
694 |
1409 |
260 |
385 |
111 |
6 |
0 |
0 |
| VODI |
1751 |
379 |
219 |
580 |
430 |
100 |
10 |
0 |
| ODI |
1869 |
43 |
63 |
263 |
594 |
452 |
37 |
0 |
| CDI |
0 |
17 |
13 |
185 |
551 |
2248 |
1367 |
0 |
| VCDI |
0 |
19 |
10 |
56 |
239 |
2169 |
10457 |
4938 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56976 |
13779 |
124 |
118 |
20 |
0 |
0 |
0 |
| OW |
672 |
1372 |
265 |
376 |
96 |
12 |
1 |
0 |
| VODI |
1754 |
360 |
221 |
570 |
448 |
102 |
11 |
0 |
| ODI |
1866 |
47 |
64 |
286 |
597 |
498 |
40 |
0 |
| CDI |
0 |
18 |
13 |
173 |
568 |
2231 |
1243 |
0 |
| VCDI |
0 |
21 |
9 |
52 |
213 |
2132 |
10576 |
4938 |
|
Date: 2024-03-16:
| 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 |
55885 |
14198 |
219 |
169 |
56 |
0 |
0 |
0 |
| OW |
686 |
1444 |
214 |
360 |
176 |
24 |
0 |
0 |
| VODI |
1741 |
491 |
196 |
482 |
354 |
130 |
13 |
0 |
| ODI |
1882 |
98 |
90 |
347 |
543 |
339 |
30 |
0 |
| CDI |
0 |
34 |
32 |
254 |
794 |
2195 |
1245 |
0 |
| VCDI |
0 |
11 |
18 |
73 |
324 |
2499 |
10113 |
5103 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
55892 |
14260 |
232 |
183 |
48 |
0 |
0 |
0 |
| OW |
679 |
1398 |
195 |
348 |
194 |
28 |
1 |
0 |
| VODI |
1744 |
482 |
213 |
480 |
353 |
136 |
15 |
0 |
| ODI |
1879 |
88 |
79 |
364 |
532 |
379 |
40 |
0 |
| CDI |
0 |
37 |
31 |
238 |
799 |
2139 |
1250 |
0 |
| VCDI |
0 |
11 |
19 |
72 |
321 |
2505 |
10095 |
5103 |
|
Date: 2024-03-18:
| 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 |
55621 |
14701 |
174 |
164 |
48 |
1 |
0 |
0 |
| OW |
733 |
1375 |
313 |
304 |
149 |
27 |
1 |
0 |
| VODI |
1740 |
308 |
245 |
627 |
379 |
129 |
12 |
0 |
| ODI |
1885 |
30 |
52 |
290 |
552 |
427 |
36 |
0 |
| CDI |
0 |
13 |
25 |
110 |
619 |
1888 |
770 |
0 |
| VCDI |
0 |
0 |
13 |
84 |
402 |
1936 |
11620 |
5059 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
55652 |
14248 |
198 |
178 |
62 |
2 |
0 |
0 |
| OW |
702 |
1416 |
211 |
254 |
171 |
59 |
6 |
0 |
| VODI |
1736 |
558 |
226 |
425 |
273 |
147 |
17 |
0 |
| ODI |
1889 |
136 |
95 |
348 |
391 |
568 |
64 |
0 |
| CDI |
0 |
58 |
62 |
259 |
779 |
1734 |
1675 |
0 |
| VCDI |
0 |
11 |
30 |
115 |
473 |
1898 |
10677 |
5059 |
|
Date: 2024-03-20:
| 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 |
56711 |
13767 |
95 |
80 |
34 |
1 |
0 |
0 |
| OW |
753 |
1358 |
253 |
312 |
121 |
38 |
0 |
0 |
| VODI |
1740 |
425 |
203 |
487 |
321 |
118 |
9 |
0 |
| ODI |
1884 |
119 |
66 |
266 |
464 |
374 |
79 |
0 |
| CDI |
0 |
75 |
48 |
189 |
500 |
1440 |
1268 |
0 |
| VCDI |
0 |
25 |
43 |
169 |
504 |
1689 |
10588 |
6246 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56741 |
13226 |
135 |
130 |
62 |
12 |
0 |
0 |
| OW |
722 |
1454 |
166 |
257 |
139 |
82 |
6 |
0 |
| VODI |
1736 |
607 |
170 |
355 |
285 |
169 |
32 |
0 |
| ODI |
1889 |
242 |
104 |
266 |
319 |
459 |
108 |
0 |
| CDI |
0 |
162 |
88 |
317 |
617 |
1198 |
1610 |
0 |
| VCDI |
0 |
78 |
45 |
178 |
522 |
1740 |
10188 |
6246 |
|
Date: 2024-03-22:
| 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 |
56278 |
13704 |
113 |
118 |
56 |
4 |
0 |
0 |
| OW |
729 |
1403 |
233 |
297 |
138 |
41 |
1 |
0 |
| VODI |
1746 |
538 |
192 |
437 |
308 |
165 |
36 |
0 |
| ODI |
1875 |
171 |
90 |
274 |
395 |
452 |
142 |
0 |
| CDI |
0 |
127 |
88 |
281 |
417 |
931 |
1918 |
4 |
| VCDI |
0 |
11 |
21 |
190 |
486 |
1316 |
9954 |
7182 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56287 |
13582 |
190 |
267 |
101 |
16 |
5 |
0 |
| OW |
718 |
1248 |
180 |
270 |
251 |
117 |
16 |
0 |
| VODI |
1743 |
593 |
121 |
230 |
230 |
299 |
78 |
0 |
| ODI |
1880 |
270 |
99 |
256 |
185 |
288 |
272 |
0 |
| CDI |
0 |
212 |
92 |
377 |
499 |
866 |
1755 |
3 |
| VCDI |
0 |
49 |
55 |
197 |
534 |
1323 |
9925 |
7183 |
|
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