Validation of sea ice concentration - European sector
Bulletin date: 2019-04-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2019-04-19:
| 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 |
70907 |
15003 |
253 |
1493 |
706 |
63 |
0 |
0 |
| OW |
70 |
91 |
17 |
352 |
677 |
94 |
3 |
0 |
| VODI |
0 |
4 |
1 |
118 |
718 |
331 |
17 |
0 |
| ODI |
0 |
0 |
0 |
27 |
435 |
587 |
26 |
0 |
| CDI |
0 |
0 |
0 |
4 |
596 |
928 |
235 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
165 |
3449 |
7021 |
4709 |
|
...date precedes bulletin
|
Date: 2019-04-21:
| 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 |
71243 |
14846 |
260 |
1375 |
618 |
78 |
8 |
0 |
| OW |
70 |
114 |
31 |
338 |
674 |
96 |
3 |
0 |
| VODI |
0 |
4 |
5 |
192 |
658 |
372 |
33 |
0 |
| ODI |
0 |
0 |
0 |
27 |
361 |
409 |
63 |
0 |
| CDI |
0 |
0 |
0 |
7 |
341 |
948 |
241 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
179 |
3159 |
7776 |
4569 |
|
...date precedes bulletin
|
Date: 2019-04-23:
| 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 |
71835 |
13975 |
223 |
1024 |
472 |
65 |
5 |
0 |
| OW |
70 |
230 |
55 |
446 |
422 |
49 |
0 |
0 |
| VODI |
0 |
69 |
12 |
331 |
750 |
175 |
33 |
0 |
| ODI |
0 |
0 |
0 |
41 |
579 |
509 |
33 |
0 |
| CDI |
0 |
0 |
0 |
0 |
329 |
1159 |
254 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
111 |
2560 |
8340 |
4944 |
|
...date precedes bulletin
|
Date: 2019-04-25:
| 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 |
71578 |
14170 |
214 |
1070 |
622 |
83 |
0 |
0 |
| OW |
71 |
171 |
51 |
368 |
420 |
150 |
18 |
0 |
| VODI |
0 |
29 |
8 |
255 |
775 |
237 |
30 |
0 |
| ODI |
0 |
0 |
0 |
22 |
485 |
478 |
38 |
0 |
| CDI |
0 |
0 |
0 |
0 |
317 |
1384 |
226 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
85 |
2117 |
8708 |
4920 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71578 |
14135 |
216 |
1066 |
669 |
95 |
0 |
0 |
| OW |
71 |
198 |
49 |
319 |
378 |
132 |
4 |
0 |
| VODI |
0 |
37 |
8 |
303 |
738 |
248 |
45 |
0 |
| ODI |
0 |
0 |
0 |
27 |
468 |
459 |
41 |
0 |
| CDI |
0 |
0 |
0 |
0 |
359 |
1348 |
221 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
92 |
2167 |
8709 |
4920 |
|
Date: 2019-04-27:
| 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 |
71235 |
14467 |
253 |
1195 |
769 |
136 |
0 |
0 |
| OW |
71 |
103 |
29 |
413 |
557 |
211 |
1 |
0 |
| VODI |
0 |
0 |
0 |
158 |
717 |
345 |
13 |
0 |
| ODI |
0 |
0 |
0 |
23 |
346 |
518 |
42 |
0 |
| CDI |
0 |
0 |
0 |
7 |
270 |
1381 |
332 |
0 |
| VCDI |
0 |
0 |
0 |
19 |
94 |
2260 |
7074 |
6061 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71235 |
14447 |
245 |
1212 |
837 |
136 |
0 |
0 |
| OW |
71 |
105 |
34 |
332 |
483 |
216 |
1 |
0 |
| VODI |
0 |
18 |
3 |
210 |
662 |
351 |
15 |
0 |
| ODI |
0 |
0 |
0 |
35 |
382 |
463 |
37 |
0 |
| CDI |
0 |
0 |
0 |
8 |
289 |
1446 |
325 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
100 |
2239 |
7084 |
6061 |
|
Date: 2019-04-29:
| 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 |
71117 |
14776 |
260 |
1176 |
601 |
121 |
0 |
0 |
| OW |
71 |
91 |
26 |
521 |
409 |
96 |
5 |
0 |
| VODI |
0 |
1 |
0 |
214 |
764 |
205 |
13 |
0 |
| ODI |
0 |
0 |
0 |
12 |
653 |
492 |
25 |
0 |
| CDI |
0 |
0 |
0 |
16 |
297 |
1664 |
252 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
107 |
2265 |
7411 |
5424 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71118 |
14710 |
255 |
1324 |
991 |
218 |
3 |
0 |
| OW |
70 |
135 |
23 |
338 |
423 |
206 |
13 |
0 |
| VODI |
0 |
23 |
8 |
187 |
514 |
335 |
34 |
0 |
| ODI |
0 |
0 |
0 |
66 |
342 |
509 |
64 |
0 |
| CDI |
0 |
0 |
0 |
21 |
406 |
1280 |
311 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
155 |
2295 |
7281 |
5424 |
|
Date: 2019-05-01:
| 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 |
71078 |
14901 |
288 |
1406 |
719 |
148 |
0 |
0 |
| OW |
64 |
62 |
21 |
390 |
442 |
161 |
7 |
0 |
| VODI |
0 |
0 |
1 |
157 |
622 |
271 |
65 |
0 |
| ODI |
0 |
1 |
2 |
30 |
505 |
587 |
67 |
0 |
| CDI |
0 |
11 |
4 |
35 |
299 |
1073 |
312 |
0 |
| VCDI |
0 |
15 |
4 |
56 |
226 |
3774 |
6974 |
4322 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71078 |
14833 |
270 |
1333 |
987 |
330 |
22 |
0 |
| OW |
64 |
126 |
35 |
379 |
336 |
198 |
45 |
0 |
| VODI |
0 |
4 |
5 |
212 |
511 |
326 |
51 |
0 |
| ODI |
0 |
1 |
1 |
55 |
400 |
513 |
80 |
0 |
| CDI |
0 |
9 |
3 |
38 |
348 |
819 |
374 |
0 |
| VCDI |
0 |
17 |
6 |
57 |
231 |
3828 |
6853 |
4322 |
|
Date: 2019-05-03:
| 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 |
70703 |
15338 |
268 |
1264 |
802 |
197 |
3 |
0 |
| OW |
62 |
100 |
33 |
388 |
333 |
213 |
44 |
0 |
| VODI |
0 |
18 |
2 |
200 |
500 |
336 |
103 |
0 |
| ODI |
0 |
4 |
3 |
41 |
444 |
593 |
115 |
0 |
| CDI |
0 |
14 |
2 |
23 |
324 |
1076 |
451 |
0 |
| VCDI |
0 |
39 |
4 |
68 |
264 |
3297 |
6858 |
4573 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70704 |
15255 |
257 |
1247 |
1005 |
413 |
67 |
0 |
| OW |
61 |
171 |
34 |
277 |
205 |
199 |
63 |
0 |
| VODI |
0 |
30 |
12 |
266 |
471 |
349 |
81 |
0 |
| ODI |
0 |
1 |
1 |
92 |
327 |
482 |
149 |
0 |
| CDI |
0 |
6 |
2 |
22 |
301 |
649 |
409 |
0 |
| VCDI |
0 |
50 |
6 |
80 |
358 |
3620 |
6805 |
4573 |
|
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