Validation of sea ice concentration - European sector
Bulletin date: 2024-03-28
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
57349 |
13725 |
247 |
198 |
33 |
0 |
0 |
0 |
| OW |
21 |
1008 |
331 |
606 |
140 |
1 |
0 |
0 |
| VODI |
0 |
286 |
197 |
780 |
389 |
62 |
1 |
0 |
| ODI |
0 |
53 |
93 |
437 |
700 |
317 |
19 |
0 |
| CDI |
0 |
10 |
44 |
413 |
814 |
1358 |
1288 |
0 |
| VCDI |
0 |
0 |
1 |
167 |
655 |
1745 |
8737 |
8191 |
|
...date precedes bulletin
|
Date: 2024-03-24:
| 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 |
57575 |
13434 |
203 |
155 |
20 |
0 |
0 |
0 |
| OW |
20 |
923 |
316 |
654 |
145 |
5 |
0 |
0 |
| VODI |
0 |
330 |
179 |
747 |
390 |
72 |
2 |
0 |
| ODI |
0 |
112 |
88 |
484 |
571 |
385 |
31 |
0 |
| CDI |
0 |
50 |
87 |
527 |
997 |
1224 |
1065 |
1 |
| VCDI |
0 |
0 |
3 |
145 |
527 |
2657 |
9116 |
7176 |
|
...date precedes bulletin
|
Date: 2024-03-26:
| 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 |
56985 |
14061 |
206 |
316 |
33 |
0 |
0 |
0 |
| OW |
45 |
719 |
411 |
658 |
98 |
2 |
0 |
0 |
| VODI |
5 |
71 |
108 |
1006 |
494 |
16 |
0 |
0 |
| ODI |
0 |
1 |
18 |
347 |
841 |
212 |
0 |
0 |
| CDI |
0 |
2 |
10 |
220 |
1202 |
1897 |
531 |
1 |
| VCDI |
0 |
0 |
0 |
35 |
444 |
2374 |
10658 |
6389 |
|
...date precedes bulletin
|
Date: 2024-03-28:
| 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 |
57166 |
13813 |
209 |
163 |
37 |
0 |
0 |
0 |
| OW |
18 |
771 |
377 |
690 |
69 |
0 |
0 |
0 |
| VODI |
0 |
143 |
127 |
835 |
488 |
3 |
0 |
0 |
| ODI |
0 |
21 |
47 |
382 |
747 |
291 |
12 |
0 |
| CDI |
0 |
2 |
12 |
303 |
1235 |
1889 |
1437 |
0 |
| VCDI |
0 |
0 |
0 |
21 |
375 |
1374 |
8556 |
8803 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57166 |
13869 |
241 |
175 |
35 |
0 |
0 |
0 |
| OW |
18 |
727 |
349 |
693 |
81 |
0 |
0 |
0 |
| VODI |
0 |
135 |
126 |
823 |
478 |
5 |
0 |
0 |
| ODI |
0 |
17 |
44 |
381 |
742 |
290 |
15 |
0 |
| CDI |
0 |
2 |
12 |
296 |
1235 |
1905 |
1423 |
0 |
| VCDI |
0 |
0 |
0 |
26 |
380 |
1357 |
8567 |
8803 |
|
Date: 2024-03-30:
| 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 |
56670 |
14094 |
250 |
201 |
36 |
0 |
0 |
0 |
| OW |
0 |
843 |
342 |
671 |
66 |
5 |
0 |
0 |
| VODI |
0 |
239 |
177 |
809 |
449 |
10 |
3 |
0 |
| ODI |
0 |
84 |
66 |
544 |
832 |
220 |
5 |
0 |
| CDI |
0 |
23 |
9 |
427 |
1281 |
1801 |
672 |
0 |
| VCDI |
0 |
0 |
0 |
48 |
464 |
1847 |
10172 |
7056 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56670 |
14149 |
277 |
219 |
27 |
0 |
0 |
0 |
| OW |
0 |
805 |
314 |
650 |
89 |
6 |
0 |
0 |
| VODI |
0 |
222 |
175 |
813 |
417 |
11 |
4 |
0 |
| ODI |
0 |
82 |
70 |
525 |
840 |
234 |
6 |
0 |
| CDI |
0 |
25 |
8 |
441 |
1293 |
1840 |
705 |
0 |
| VCDI |
0 |
0 |
0 |
52 |
462 |
1792 |
10137 |
7056 |
|
Date: 2024-04-01:
| 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 |
57282 |
13928 |
194 |
168 |
30 |
0 |
0 |
0 |
| OW |
0 |
931 |
462 |
512 |
46 |
3 |
0 |
0 |
| VODI |
0 |
52 |
138 |
1225 |
393 |
18 |
0 |
0 |
| ODI |
0 |
0 |
11 |
392 |
1248 |
124 |
1 |
0 |
| CDI |
0 |
0 |
0 |
255 |
1204 |
2265 |
201 |
0 |
| VCDI |
0 |
0 |
0 |
26 |
282 |
1966 |
10948 |
6111 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57282 |
13363 |
187 |
216 |
14 |
0 |
0 |
0 |
| OW |
0 |
952 |
276 |
573 |
129 |
14 |
0 |
0 |
| VODI |
0 |
461 |
181 |
650 |
589 |
45 |
0 |
0 |
| ODI |
0 |
132 |
125 |
526 |
795 |
409 |
2 |
0 |
| CDI |
0 |
3 |
36 |
500 |
1134 |
1596 |
1037 |
0 |
| VCDI |
0 |
0 |
0 |
113 |
542 |
2312 |
10111 |
6111 |
|
Date: 2024-04-03:
| 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 |
57177 |
13821 |
149 |
96 |
20 |
3 |
0 |
0 |
| OW |
0 |
986 |
399 |
426 |
70 |
9 |
0 |
0 |
| VODI |
0 |
195 |
228 |
1118 |
243 |
12 |
7 |
0 |
| ODI |
0 |
19 |
42 |
600 |
1049 |
169 |
20 |
0 |
| CDI |
0 |
2 |
15 |
364 |
1526 |
2446 |
1017 |
4 |
| VCDI |
0 |
0 |
0 |
30 |
165 |
1232 |
10040 |
6717 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57177 |
13083 |
167 |
87 |
15 |
1 |
0 |
0 |
| OW |
0 |
1115 |
229 |
570 |
93 |
16 |
0 |
0 |
| VODI |
0 |
601 |
220 |
640 |
505 |
49 |
12 |
0 |
| ODI |
0 |
202 |
151 |
604 |
820 |
280 |
17 |
0 |
| CDI |
0 |
22 |
66 |
719 |
1482 |
2023 |
1453 |
0 |
| VCDI |
0 |
0 |
0 |
14 |
158 |
1502 |
9602 |
6721 |
|
Date: 2024-04-05:
| 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 |
57156 |
13674 |
124 |
70 |
10 |
0 |
0 |
0 |
| OW |
0 |
1012 |
376 |
557 |
92 |
0 |
0 |
0 |
| VODI |
0 |
243 |
215 |
1028 |
353 |
38 |
0 |
0 |
| ODI |
0 |
24 |
67 |
543 |
857 |
219 |
8 |
0 |
| CDI |
0 |
1 |
12 |
373 |
1434 |
2071 |
1565 |
16 |
| VCDI |
0 |
0 |
0 |
3 |
148 |
1264 |
8454 |
8409 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57156 |
12884 |
183 |
198 |
15 |
0 |
0 |
0 |
| OW |
0 |
1208 |
204 |
532 |
119 |
0 |
0 |
0 |
| VODI |
0 |
636 |
178 |
630 |
569 |
61 |
2 |
2 |
| ODI |
0 |
206 |
185 |
536 |
558 |
401 |
53 |
6 |
| CDI |
0 |
20 |
44 |
668 |
1399 |
1717 |
1521 |
73 |
| VCDI |
0 |
0 |
0 |
10 |
234 |
1413 |
8451 |
8344 |
|
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