Validation of sea ice concentration - European sector
Bulletin date: 2024-01-18
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-01-12:
| 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 |
62148 |
12669 |
236 |
195 |
22 |
0 |
0 |
0 |
| OW |
1 |
1203 |
235 |
438 |
59 |
1 |
0 |
0 |
| VODI |
0 |
480 |
183 |
656 |
318 |
21 |
0 |
0 |
| ODI |
0 |
137 |
87 |
317 |
584 |
243 |
0 |
0 |
| CDI |
0 |
43 |
50 |
369 |
798 |
1496 |
309 |
0 |
| VCDI |
0 |
10 |
2 |
99 |
502 |
2463 |
9245 |
4797 |
|
...date precedes bulletin
|
Date: 2024-01-14:
| 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 |
61645 |
12483 |
169 |
160 |
21 |
0 |
0 |
0 |
| OW |
5 |
1435 |
346 |
378 |
82 |
3 |
0 |
0 |
| VODI |
4 |
557 |
260 |
808 |
201 |
26 |
0 |
0 |
| ODI |
0 |
148 |
63 |
563 |
385 |
95 |
1 |
0 |
| CDI |
0 |
62 |
71 |
402 |
979 |
945 |
192 |
0 |
| VCDI |
0 |
10 |
16 |
238 |
754 |
3712 |
8750 |
4447 |
|
...date precedes bulletin
|
Date: 2024-01-16:
| 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 |
61239 |
12934 |
192 |
245 |
18 |
0 |
0 |
0 |
| OW |
4 |
1589 |
439 |
583 |
88 |
0 |
0 |
0 |
| VODI |
1 |
213 |
142 |
1000 |
271 |
10 |
0 |
0 |
| ODI |
0 |
32 |
40 |
444 |
484 |
65 |
0 |
0 |
| CDI |
0 |
38 |
8 |
352 |
1047 |
919 |
100 |
0 |
| VCDI |
0 |
24 |
25 |
146 |
712 |
3728 |
8411 |
4873 |
|
...date precedes bulletin
|
Date: 2024-01-18:
| 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 |
61956 |
12006 |
250 |
215 |
23 |
0 |
0 |
0 |
| OW |
3 |
1795 |
254 |
379 |
78 |
1 |
0 |
0 |
| VODI |
0 |
595 |
250 |
593 |
167 |
12 |
0 |
0 |
| ODI |
0 |
176 |
108 |
443 |
290 |
44 |
0 |
0 |
| CDI |
0 |
43 |
38 |
491 |
859 |
726 |
228 |
0 |
| VCDI |
0 |
14 |
30 |
203 |
881 |
3640 |
8426 |
5199 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61956 |
11990 |
255 |
241 |
32 |
0 |
0 |
0 |
| OW |
3 |
1803 |
258 |
376 |
77 |
2 |
0 |
0 |
| VODI |
0 |
593 |
247 |
584 |
163 |
13 |
0 |
0 |
| ODI |
0 |
185 |
107 |
435 |
300 |
42 |
0 |
0 |
| CDI |
0 |
45 |
33 |
493 |
914 |
775 |
215 |
0 |
| VCDI |
0 |
13 |
30 |
195 |
812 |
3591 |
8439 |
5199 |
|
Date: 2024-01-20:
| 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 |
61700 |
12421 |
278 |
179 |
24 |
0 |
0 |
0 |
| OW |
0 |
1537 |
223 |
378 |
66 |
7 |
0 |
0 |
| VODI |
0 |
434 |
197 |
660 |
152 |
29 |
0 |
0 |
| ODI |
0 |
142 |
80 |
433 |
327 |
77 |
32 |
0 |
| CDI |
0 |
58 |
68 |
467 |
776 |
906 |
344 |
51 |
| VCDI |
0 |
0 |
0 |
118 |
694 |
3282 |
8618 |
5658 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61700 |
12415 |
283 |
206 |
30 |
0 |
0 |
0 |
| OW |
0 |
1523 |
227 |
396 |
68 |
13 |
0 |
0 |
| VODI |
0 |
440 |
188 |
623 |
169 |
23 |
0 |
0 |
| ODI |
0 |
151 |
79 |
429 |
319 |
72 |
41 |
0 |
| CDI |
0 |
63 |
68 |
495 |
781 |
920 |
350 |
81 |
| VCDI |
0 |
0 |
1 |
86 |
672 |
3273 |
8603 |
5628 |
|
Date: 2024-01-22:
| 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 |
60697 |
13481 |
268 |
243 |
13 |
0 |
0 |
0 |
| OW |
13 |
1104 |
449 |
564 |
58 |
0 |
0 |
0 |
| VODI |
0 |
154 |
133 |
1004 |
274 |
8 |
0 |
0 |
| ODI |
0 |
31 |
22 |
476 |
493 |
65 |
0 |
0 |
| CDI |
0 |
21 |
31 |
303 |
983 |
1274 |
139 |
3 |
| VCDI |
0 |
0 |
3 |
36 |
442 |
2742 |
8439 |
6450 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60710 |
12988 |
279 |
359 |
38 |
0 |
0 |
0 |
| OW |
0 |
1151 |
302 |
480 |
101 |
2 |
0 |
0 |
| VODI |
0 |
350 |
178 |
702 |
262 |
21 |
0 |
0 |
| ODI |
0 |
151 |
49 |
466 |
342 |
126 |
4 |
0 |
| CDI |
0 |
100 |
64 |
485 |
882 |
1054 |
534 |
52 |
| VCDI |
0 |
51 |
34 |
134 |
638 |
2886 |
8040 |
6401 |
|
Date: 2024-01-24:
| 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 |
60802 |
12956 |
183 |
207 |
32 |
0 |
0 |
0 |
| OW |
10 |
1154 |
305 |
451 |
100 |
0 |
0 |
0 |
| VODI |
0 |
359 |
204 |
764 |
377 |
12 |
0 |
0 |
| ODI |
0 |
101 |
76 |
544 |
577 |
49 |
0 |
0 |
| CDI |
0 |
62 |
32 |
287 |
1116 |
1278 |
120 |
2 |
| VCDI |
0 |
37 |
45 |
218 |
798 |
2989 |
8857 |
5312 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60811 |
12313 |
217 |
270 |
61 |
0 |
0 |
0 |
| OW |
1 |
1223 |
219 |
441 |
114 |
0 |
0 |
0 |
| VODI |
0 |
560 |
181 |
597 |
351 |
31 |
0 |
0 |
| ODI |
0 |
318 |
87 |
431 |
514 |
73 |
2 |
0 |
| CDI |
0 |
180 |
88 |
521 |
1229 |
1133 |
279 |
64 |
| VCDI |
0 |
75 |
53 |
211 |
731 |
3091 |
8696 |
5250 |
|
Date: 2024-01-26:
| 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 |
61029 |
12361 |
194 |
157 |
3 |
0 |
0 |
0 |
| OW |
3 |
999 |
283 |
522 |
104 |
3 |
0 |
0 |
| VODI |
0 |
521 |
177 |
818 |
327 |
53 |
0 |
0 |
| ODI |
0 |
211 |
87 |
491 |
620 |
89 |
0 |
0 |
| CDI |
0 |
187 |
72 |
337 |
1206 |
1185 |
66 |
77 |
| VCDI |
0 |
134 |
88 |
364 |
910 |
3888 |
7574 |
5276 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61024 |
11877 |
274 |
279 |
5 |
0 |
0 |
0 |
| OW |
8 |
937 |
230 |
643 |
130 |
2 |
0 |
0 |
| VODI |
0 |
637 |
104 |
549 |
390 |
57 |
0 |
0 |
| ODI |
0 |
418 |
83 |
399 |
500 |
114 |
0 |
1 |
| CDI |
0 |
390 |
144 |
490 |
1115 |
1049 |
245 |
156 |
| VCDI |
0 |
154 |
66 |
329 |
1030 |
3996 |
7395 |
5196 |
|
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