Validation of sea ice concentration - European sector
Bulletin date: 2023-01-19
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-01-13:
| 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 |
76183 |
11585 |
103 |
275 |
164 |
64 |
0 |
0 |
| OW |
75 |
839 |
44 |
266 |
106 |
33 |
4 |
0 |
| VODI |
0 |
659 |
42 |
341 |
208 |
33 |
7 |
0 |
| ODI |
0 |
227 |
27 |
302 |
278 |
50 |
8 |
0 |
| CDI |
0 |
100 |
16 |
246 |
410 |
162 |
17 |
0 |
| VCDI |
0 |
106 |
15 |
277 |
1291 |
2776 |
7504 |
4257 |
|
...date precedes bulletin
|
Date: 2023-01-15:
| 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 |
74859 |
12202 |
109 |
329 |
148 |
41 |
0 |
0 |
| OW |
74 |
900 |
49 |
281 |
118 |
42 |
0 |
0 |
| VODI |
0 |
672 |
36 |
333 |
217 |
56 |
4 |
0 |
| ODI |
0 |
405 |
25 |
257 |
222 |
76 |
11 |
0 |
| CDI |
0 |
154 |
18 |
266 |
410 |
168 |
88 |
0 |
| VCDI |
0 |
125 |
15 |
413 |
1549 |
3607 |
6829 |
3992 |
|
...date precedes bulletin
|
Date: 2023-01-17:
| 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 |
74293 |
12946 |
94 |
282 |
120 |
13 |
0 |
0 |
| OW |
74 |
734 |
72 |
315 |
82 |
8 |
0 |
0 |
| VODI |
0 |
486 |
43 |
472 |
303 |
20 |
0 |
0 |
| ODI |
0 |
171 |
10 |
347 |
347 |
63 |
0 |
0 |
| CDI |
0 |
121 |
15 |
255 |
445 |
198 |
7 |
0 |
| VCDI |
0 |
71 |
10 |
289 |
1373 |
3407 |
6899 |
4715 |
|
...date precedes bulletin
|
Date: 2023-01-19:
| 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 |
74721 |
12732 |
78 |
187 |
86 |
11 |
0 |
0 |
| OW |
74 |
779 |
47 |
254 |
63 |
10 |
0 |
0 |
| VODI |
0 |
494 |
65 |
430 |
227 |
9 |
0 |
0 |
| ODI |
0 |
169 |
28 |
365 |
276 |
54 |
0 |
0 |
| CDI |
0 |
99 |
9 |
316 |
328 |
120 |
0 |
0 |
| VCDI |
0 |
150 |
13 |
273 |
1576 |
2926 |
6572 |
5559 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74721 |
12765 |
81 |
205 |
90 |
11 |
0 |
0 |
| OW |
74 |
681 |
46 |
219 |
61 |
11 |
0 |
0 |
| VODI |
0 |
524 |
60 |
388 |
213 |
16 |
0 |
0 |
| ODI |
0 |
210 |
29 |
380 |
277 |
48 |
0 |
0 |
| CDI |
0 |
99 |
12 |
328 |
336 |
122 |
0 |
0 |
| VCDI |
0 |
144 |
12 |
305 |
1579 |
2922 |
6572 |
5559 |
|
Date: 2023-01-21:
| 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 |
76177 |
11035 |
78 |
266 |
110 |
11 |
0 |
0 |
| OW |
75 |
807 |
59 |
247 |
129 |
21 |
0 |
0 |
| VODI |
0 |
522 |
45 |
382 |
328 |
51 |
0 |
0 |
| ODI |
0 |
216 |
24 |
326 |
270 |
97 |
0 |
0 |
| CDI |
0 |
120 |
8 |
251 |
304 |
188 |
6 |
1 |
| VCDI |
0 |
226 |
17 |
326 |
1152 |
2632 |
7000 |
5593 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76176 |
11053 |
82 |
274 |
130 |
6 |
0 |
0 |
| OW |
76 |
739 |
49 |
227 |
129 |
35 |
0 |
0 |
| VODI |
0 |
525 |
47 |
342 |
280 |
43 |
0 |
0 |
| ODI |
0 |
243 |
26 |
336 |
267 |
100 |
0 |
0 |
| CDI |
0 |
141 |
11 |
280 |
301 |
187 |
7 |
1 |
| VCDI |
0 |
225 |
16 |
339 |
1186 |
2629 |
6999 |
5593 |
|
Date: 2023-01-23:
| 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 |
75972 |
11523 |
74 |
284 |
63 |
0 |
0 |
0 |
| OW |
73 |
641 |
52 |
267 |
91 |
0 |
0 |
0 |
| VODI |
0 |
380 |
51 |
672 |
417 |
19 |
0 |
0 |
| ODI |
0 |
136 |
29 |
292 |
575 |
55 |
0 |
0 |
| CDI |
0 |
107 |
17 |
262 |
497 |
304 |
10 |
0 |
| VCDI |
0 |
41 |
3 |
239 |
1027 |
4410 |
6868 |
3649 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75971 |
10648 |
72 |
337 |
124 |
0 |
0 |
0 |
| OW |
74 |
746 |
26 |
179 |
167 |
14 |
0 |
0 |
| VODI |
0 |
652 |
45 |
416 |
339 |
85 |
0 |
0 |
| ODI |
0 |
337 |
26 |
299 |
327 |
99 |
0 |
0 |
| CDI |
0 |
239 |
22 |
256 |
327 |
229 |
22 |
0 |
| VCDI |
0 |
206 |
35 |
529 |
1386 |
4361 |
6856 |
3649 |
|
Date: 2023-01-25:
| 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 |
74969 |
12215 |
105 |
418 |
86 |
1 |
0 |
0 |
| OW |
73 |
400 |
44 |
334 |
149 |
8 |
0 |
0 |
| VODI |
0 |
293 |
35 |
501 |
385 |
37 |
0 |
0 |
| ODI |
0 |
138 |
21 |
279 |
473 |
85 |
0 |
0 |
| CDI |
0 |
102 |
23 |
254 |
593 |
293 |
96 |
0 |
| VCDI |
0 |
23 |
4 |
299 |
1230 |
4171 |
6992 |
3971 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74968 |
11199 |
74 |
305 |
141 |
4 |
0 |
0 |
| OW |
74 |
717 |
22 |
124 |
141 |
49 |
0 |
0 |
| VODI |
0 |
576 |
55 |
394 |
225 |
94 |
2 |
0 |
| ODI |
0 |
290 |
33 |
413 |
422 |
97 |
15 |
0 |
| CDI |
0 |
235 |
22 |
283 |
438 |
197 |
115 |
0 |
| VCDI |
0 |
154 |
26 |
566 |
1549 |
4154 |
6956 |
3971 |
|
Date: 2023-01-27:
| 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 |
74392 |
12315 |
120 |
469 |
134 |
3 |
0 |
0 |
| OW |
74 |
339 |
48 |
313 |
216 |
19 |
0 |
0 |
| VODI |
0 |
225 |
35 |
361 |
334 |
80 |
0 |
0 |
| ODI |
0 |
93 |
22 |
265 |
530 |
134 |
1 |
0 |
| CDI |
0 |
56 |
7 |
154 |
681 |
277 |
58 |
0 |
| VCDI |
0 |
16 |
2 |
200 |
1213 |
3982 |
7261 |
4671 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74406 |
11380 |
81 |
338 |
156 |
21 |
0 |
0 |
| OW |
60 |
589 |
31 |
162 |
97 |
73 |
0 |
0 |
| VODI |
0 |
423 |
44 |
306 |
149 |
97 |
9 |
0 |
| ODI |
0 |
294 |
27 |
263 |
297 |
83 |
26 |
0 |
| CDI |
0 |
192 |
25 |
226 |
713 |
168 |
79 |
0 |
| VCDI |
0 |
166 |
26 |
467 |
1696 |
4053 |
7206 |
4671 |
|
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