Validation of sea ice concentration - European sector
Bulletin date: 2017-04-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-04-14:
| 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 |
59403 |
19812 |
3005 |
2072 |
337 |
9 |
0 |
0 |
| OW |
52 |
25 |
129 |
651 |
364 |
32 |
0 |
0 |
| VODI |
0 |
2 |
42 |
413 |
641 |
230 |
8 |
0 |
| ODI |
0 |
0 |
1 |
148 |
558 |
535 |
63 |
0 |
| CDI |
0 |
0 |
0 |
46 |
541 |
1217 |
542 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
198 |
2843 |
8807 |
6372 |
|
...date precedes bulletin
|
Date: 2017-04-16:
| 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 |
55983 |
21915 |
3959 |
2136 |
371 |
8 |
0 |
0 |
| OW |
52 |
42 |
79 |
651 |
373 |
71 |
0 |
0 |
| VODI |
0 |
4 |
55 |
431 |
701 |
293 |
18 |
0 |
| ODI |
0 |
0 |
5 |
167 |
437 |
519 |
42 |
0 |
| CDI |
0 |
0 |
0 |
67 |
386 |
1172 |
429 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
274 |
3009 |
9186 |
6257 |
|
...date precedes bulletin
|
Date: 2017-04-18:
| 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 |
54901 |
22930 |
4286 |
1958 |
240 |
7 |
0 |
0 |
| OW |
52 |
16 |
41 |
700 |
275 |
20 |
0 |
0 |
| VODI |
0 |
2 |
3 |
483 |
612 |
107 |
0 |
0 |
| ODI |
0 |
0 |
0 |
109 |
722 |
372 |
7 |
0 |
| CDI |
0 |
0 |
0 |
26 |
607 |
1237 |
188 |
0 |
| VCDI |
0 |
0 |
0 |
20 |
232 |
3524 |
10567 |
4856 |
|
...date precedes bulletin
|
Date: 2017-04-20:
| 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 |
55049 |
23138 |
3715 |
2234 |
259 |
12 |
0 |
0 |
| OW |
52 |
38 |
117 |
573 |
291 |
19 |
0 |
0 |
| VODI |
0 |
4 |
47 |
381 |
675 |
170 |
1 |
0 |
| ODI |
0 |
0 |
15 |
186 |
583 |
498 |
13 |
0 |
| CDI |
0 |
0 |
1 |
84 |
482 |
1466 |
220 |
0 |
| VCDI |
0 |
0 |
0 |
33 |
259 |
3635 |
9703 |
5147 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
55049 |
23119 |
3730 |
2290 |
279 |
11 |
0 |
0 |
| OW |
52 |
47 |
99 |
549 |
286 |
23 |
0 |
0 |
| VODI |
0 |
14 |
39 |
397 |
690 |
133 |
1 |
0 |
| ODI |
0 |
0 |
26 |
132 |
576 |
549 |
7 |
0 |
| CDI |
0 |
0 |
1 |
90 |
446 |
1372 |
222 |
0 |
| VCDI |
0 |
0 |
0 |
33 |
272 |
3712 |
9707 |
5147 |
|
Date: 2017-04-22:
| 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 |
56120 |
22755 |
3318 |
2013 |
249 |
20 |
0 |
0 |
| OW |
51 |
87 |
166 |
537 |
279 |
24 |
0 |
0 |
| VODI |
0 |
19 |
120 |
370 |
690 |
137 |
15 |
0 |
| ODI |
0 |
0 |
40 |
171 |
593 |
412 |
72 |
0 |
| CDI |
0 |
0 |
16 |
132 |
492 |
1496 |
286 |
0 |
| VCDI |
0 |
0 |
0 |
76 |
381 |
3708 |
9137 |
5118 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56119 |
22755 |
3376 |
2113 |
268 |
20 |
0 |
0 |
| OW |
52 |
59 |
140 |
458 |
276 |
17 |
0 |
0 |
| VODI |
0 |
40 |
57 |
390 |
671 |
135 |
4 |
0 |
| ODI |
0 |
7 |
55 |
147 |
611 |
423 |
86 |
0 |
| CDI |
0 |
0 |
32 |
96 |
440 |
1478 |
321 |
0 |
| VCDI |
0 |
0 |
0 |
95 |
418 |
3724 |
9099 |
5118 |
|
Date: 2017-04-24:
| 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 |
54420 |
23119 |
3963 |
2558 |
204 |
27 |
0 |
0 |
| OW |
51 |
17 |
169 |
755 |
238 |
8 |
0 |
0 |
| VODI |
0 |
0 |
22 |
537 |
684 |
55 |
0 |
0 |
| ODI |
0 |
0 |
1 |
121 |
809 |
421 |
15 |
0 |
| CDI |
0 |
0 |
0 |
50 |
472 |
2540 |
350 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
153 |
2482 |
9636 |
5223 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
54420 |
23023 |
3954 |
2934 |
370 |
37 |
0 |
0 |
| OW |
51 |
64 |
65 |
514 |
347 |
64 |
0 |
0 |
| VODI |
0 |
39 |
50 |
296 |
739 |
280 |
17 |
0 |
| ODI |
0 |
10 |
60 |
104 |
433 |
546 |
137 |
0 |
| CDI |
0 |
0 |
26 |
120 |
322 |
1602 |
423 |
3 |
| VCDI |
0 |
0 |
0 |
53 |
349 |
3004 |
9424 |
5220 |
|
Date: 2017-04-26:
| 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 |
57914 |
19927 |
4088 |
2332 |
271 |
30 |
0 |
0 |
| OW |
51 |
10 |
82 |
601 |
469 |
36 |
0 |
0 |
| VODI |
0 |
0 |
18 |
304 |
844 |
188 |
1 |
0 |
| ODI |
0 |
0 |
2 |
95 |
624 |
516 |
28 |
0 |
| CDI |
0 |
0 |
0 |
28 |
580 |
1652 |
238 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
264 |
3585 |
9270 |
5048 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57914 |
19837 |
4020 |
2365 |
484 |
78 |
0 |
0 |
| OW |
51 |
58 |
51 |
471 |
405 |
95 |
0 |
0 |
| VODI |
0 |
38 |
38 |
288 |
770 |
375 |
35 |
0 |
| ODI |
0 |
4 |
71 |
103 |
501 |
574 |
75 |
0 |
| CDI |
0 |
0 |
10 |
111 |
540 |
1365 |
260 |
0 |
| VCDI |
0 |
0 |
0 |
26 |
352 |
3520 |
9167 |
5048 |
|
Date: 2017-04-28:
| 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 |
58140 |
19323 |
4370 |
2415 |
307 |
29 |
0 |
0 |
| OW |
51 |
2 |
112 |
578 |
596 |
31 |
0 |
0 |
| VODI |
0 |
0 |
5 |
250 |
796 |
321 |
2 |
0 |
| ODI |
0 |
0 |
0 |
85 |
497 |
676 |
34 |
0 |
| CDI |
0 |
0 |
0 |
35 |
543 |
1520 |
313 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
364 |
4320 |
8283 |
5099 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58140 |
19248 |
4285 |
2472 |
593 |
70 |
0 |
0 |
| OW |
51 |
65 |
82 |
370 |
545 |
183 |
0 |
0 |
| VODI |
0 |
12 |
83 |
250 |
604 |
540 |
57 |
0 |
| ODI |
0 |
0 |
37 |
141 |
381 |
476 |
84 |
0 |
| CDI |
0 |
0 |
0 |
124 |
508 |
1253 |
111 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
472 |
4375 |
8380 |
5099 |
|
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