Validation of sea ice concentration - European sector
Bulletin date: 2024-01-25
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-01-19:
| 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 |
61667 |
12389 |
154 |
334 |
28 |
0 |
0 |
0 |
| OW |
20 |
1708 |
214 |
325 |
78 |
6 |
0 |
0 |
| VODI |
0 |
580 |
252 |
509 |
181 |
20 |
0 |
0 |
| ODI |
0 |
204 |
81 |
423 |
289 |
49 |
30 |
0 |
| CDI |
0 |
46 |
106 |
446 |
777 |
777 |
244 |
0 |
| VCDI |
0 |
2 |
2 |
226 |
788 |
3578 |
8764 |
5119 |
|
...date precedes bulletin
|
Date: 2024-01-21:
| 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 |
61658 |
12371 |
279 |
212 |
30 |
0 |
0 |
0 |
| OW |
0 |
1282 |
295 |
462 |
56 |
11 |
0 |
0 |
| VODI |
0 |
366 |
164 |
720 |
156 |
30 |
0 |
0 |
| ODI |
0 |
147 |
37 |
480 |
323 |
98 |
9 |
0 |
| CDI |
0 |
109 |
79 |
356 |
815 |
1049 |
459 |
14 |
| VCDI |
0 |
2 |
2 |
117 |
741 |
3029 |
8230 |
6228 |
|
...date precedes bulletin
|
Date: 2024-01-23:
| 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 |
60669 |
13300 |
240 |
214 |
27 |
0 |
0 |
0 |
| OW |
18 |
1068 |
307 |
575 |
75 |
0 |
0 |
0 |
| VODI |
0 |
255 |
141 |
808 |
432 |
3 |
0 |
0 |
| ODI |
0 |
76 |
54 |
392 |
664 |
70 |
1 |
0 |
| CDI |
0 |
41 |
48 |
249 |
994 |
1414 |
179 |
9 |
| VCDI |
0 |
6 |
22 |
143 |
590 |
2802 |
7908 |
6622 |
|
...date precedes bulletin
|
Date: 2024-01-25:
| 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 |
60743 |
12751 |
206 |
204 |
26 |
0 |
0 |
0 |
| OW |
3 |
1086 |
283 |
481 |
98 |
1 |
0 |
0 |
| VODI |
0 |
448 |
194 |
787 |
307 |
61 |
0 |
0 |
| ODI |
0 |
163 |
91 |
499 |
547 |
124 |
0 |
0 |
| CDI |
0 |
110 |
59 |
389 |
1148 |
1221 |
105 |
56 |
| VCDI |
0 |
41 |
44 |
297 |
715 |
3236 |
8439 |
5453 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60745 |
12858 |
224 |
231 |
33 |
0 |
0 |
0 |
| OW |
1 |
1001 |
259 |
468 |
107 |
3 |
0 |
0 |
| VODI |
0 |
432 |
200 |
751 |
317 |
56 |
0 |
0 |
| ODI |
0 |
166 |
92 |
491 |
524 |
133 |
0 |
0 |
| CDI |
0 |
106 |
53 |
422 |
1164 |
1214 |
84 |
38 |
| VCDI |
0 |
36 |
49 |
294 |
696 |
3237 |
8460 |
5471 |
|
Date: 2024-01-27:
| 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 |
61168 |
12165 |
155 |
117 |
8 |
0 |
0 |
0 |
| OW |
6 |
1083 |
245 |
425 |
150 |
8 |
0 |
0 |
| VODI |
1 |
555 |
199 |
736 |
420 |
62 |
0 |
0 |
| ODI |
0 |
200 |
80 |
433 |
680 |
129 |
3 |
0 |
| CDI |
0 |
215 |
86 |
363 |
1157 |
1000 |
116 |
80 |
| VCDI |
0 |
166 |
89 |
400 |
979 |
3370 |
7862 |
5505 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61170 |
12245 |
162 |
146 |
10 |
0 |
0 |
0 |
| OW |
4 |
1028 |
259 |
411 |
139 |
9 |
0 |
0 |
| VODI |
1 |
552 |
180 |
729 |
455 |
64 |
0 |
0 |
| ODI |
0 |
190 |
75 |
404 |
694 |
128 |
3 |
0 |
| CDI |
0 |
199 |
89 |
385 |
1131 |
955 |
108 |
55 |
| VCDI |
0 |
170 |
89 |
399 |
965 |
3413 |
7870 |
5530 |
|
Date: 2024-01-29:
| 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 |
61429 |
12592 |
150 |
115 |
17 |
0 |
0 |
0 |
| OW |
16 |
1476 |
472 |
396 |
76 |
0 |
0 |
0 |
| VODI |
0 |
189 |
119 |
1054 |
360 |
17 |
0 |
0 |
| ODI |
0 |
97 |
25 |
322 |
659 |
163 |
1 |
0 |
| CDI |
0 |
164 |
117 |
440 |
1038 |
946 |
72 |
0 |
| VCDI |
0 |
11 |
5 |
171 |
919 |
3597 |
7886 |
5305 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61427 |
12223 |
137 |
128 |
15 |
0 |
0 |
0 |
| OW |
14 |
1103 |
282 |
343 |
104 |
27 |
0 |
0 |
| VODI |
4 |
585 |
178 |
632 |
334 |
134 |
1 |
0 |
| ODI |
0 |
191 |
106 |
455 |
426 |
115 |
4 |
0 |
| CDI |
0 |
258 |
100 |
478 |
924 |
562 |
200 |
10 |
| VCDI |
0 |
169 |
85 |
462 |
1266 |
3885 |
7754 |
5295 |
|
Date: 2024-01-31:
| 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 |
61432 |
12309 |
171 |
141 |
35 |
0 |
0 |
0 |
| OW |
18 |
1383 |
270 |
338 |
78 |
9 |
0 |
0 |
| VODI |
1 |
387 |
219 |
733 |
322 |
39 |
0 |
0 |
| ODI |
0 |
121 |
37 |
478 |
728 |
163 |
3 |
0 |
| CDI |
0 |
231 |
83 |
425 |
1345 |
989 |
179 |
15 |
| VCDI |
0 |
98 |
51 |
354 |
723 |
3003 |
8284 |
5221 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61386 |
11808 |
195 |
180 |
69 |
7 |
0 |
0 |
| OW |
63 |
1086 |
189 |
354 |
102 |
45 |
0 |
0 |
| VODI |
2 |
646 |
148 |
457 |
327 |
130 |
7 |
0 |
| ODI |
0 |
278 |
109 |
415 |
463 |
95 |
24 |
0 |
| CDI |
0 |
498 |
110 |
575 |
1193 |
637 |
269 |
11 |
| VCDI |
0 |
213 |
80 |
488 |
1077 |
3289 |
8166 |
5225 |
|
Date: 2024-02-02:
| 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 |
59874 |
13032 |
254 |
340 |
42 |
0 |
0 |
0 |
| OW |
16 |
1143 |
209 |
529 |
123 |
11 |
0 |
0 |
| VODI |
0 |
391 |
133 |
802 |
419 |
69 |
0 |
0 |
| ODI |
0 |
142 |
48 |
362 |
738 |
189 |
24 |
0 |
| CDI |
0 |
229 |
63 |
412 |
1179 |
1535 |
462 |
73 |
| VCDI |
0 |
213 |
62 |
293 |
483 |
3146 |
8307 |
5069 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
59788 |
12495 |
291 |
635 |
138 |
3 |
0 |
0 |
| OW |
94 |
971 |
145 |
384 |
223 |
41 |
4 |
0 |
| VODI |
8 |
638 |
103 |
455 |
389 |
127 |
38 |
0 |
| ODI |
0 |
286 |
75 |
393 |
480 |
166 |
31 |
0 |
| CDI |
0 |
368 |
63 |
358 |
1033 |
991 |
340 |
2 |
| VCDI |
0 |
392 |
92 |
513 |
721 |
3622 |
8380 |
5140 |
|
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