Validation of sea ice concentration - European sector
Bulletin date: 2022-05-05
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-04-29:
| 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 |
68468 |
14631 |
166 |
1043 |
574 |
17 |
0 |
0 |
| OW |
60 |
325 |
46 |
518 |
531 |
49 |
0 |
0 |
| VODI |
0 |
53 |
24 |
314 |
915 |
194 |
22 |
0 |
| ODI |
0 |
3 |
2 |
96 |
606 |
409 |
28 |
0 |
| CDI |
0 |
0 |
2 |
40 |
766 |
1282 |
216 |
0 |
| VCDI |
0 |
4 |
1 |
38 |
442 |
4770 |
7701 |
4744 |
|
...date precedes bulletin
|
Date: 2022-05-01:
| 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 |
68359 |
14608 |
184 |
1149 |
599 |
51 |
1 |
0 |
| OW |
60 |
365 |
45 |
436 |
570 |
53 |
14 |
0 |
| VODI |
0 |
75 |
13 |
289 |
855 |
232 |
39 |
0 |
| ODI |
0 |
10 |
9 |
115 |
607 |
402 |
42 |
0 |
| CDI |
0 |
9 |
2 |
69 |
857 |
1104 |
386 |
0 |
| VCDI |
0 |
38 |
5 |
60 |
586 |
4570 |
6832 |
5400 |
|
...date precedes bulletin
|
Date: 2022-05-03:
| 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 |
68188 |
15197 |
175 |
993 |
472 |
81 |
0 |
0 |
| OW |
60 |
88 |
44 |
504 |
404 |
75 |
4 |
0 |
| VODI |
0 |
5 |
5 |
330 |
877 |
158 |
22 |
0 |
| ODI |
0 |
3 |
2 |
84 |
828 |
360 |
46 |
0 |
| CDI |
0 |
13 |
2 |
21 |
701 |
1946 |
199 |
0 |
| VCDI |
0 |
16 |
1 |
61 |
303 |
4444 |
6210 |
6178 |
|
...date precedes bulletin
|
Date: 2022-05-05:
| 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 |
68554 |
14914 |
169 |
914 |
463 |
98 |
2 |
0 |
| OW |
59 |
162 |
58 |
496 |
394 |
85 |
19 |
0 |
| VODI |
0 |
13 |
7 |
374 |
796 |
188 |
41 |
0 |
| ODI |
0 |
0 |
0 |
99 |
736 |
429 |
73 |
0 |
| CDI |
0 |
4 |
1 |
32 |
664 |
2145 |
241 |
0 |
| VCDI |
0 |
1 |
3 |
51 |
232 |
3600 |
6861 |
6122 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68554 |
14881 |
176 |
993 |
500 |
97 |
3 |
0 |
| OW |
59 |
193 |
43 |
413 |
398 |
88 |
20 |
0 |
| VODI |
0 |
15 |
15 |
398 |
783 |
203 |
38 |
0 |
| ODI |
0 |
0 |
0 |
81 |
742 |
436 |
80 |
0 |
| CDI |
0 |
1 |
1 |
22 |
649 |
2181 |
250 |
0 |
| VCDI |
0 |
4 |
3 |
59 |
213 |
3540 |
6846 |
6122 |
|
Date: 2022-05-07:
| 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 |
68925 |
14837 |
174 |
841 |
398 |
55 |
2 |
0 |
| OW |
59 |
235 |
56 |
496 |
437 |
54 |
20 |
0 |
| VODI |
0 |
36 |
20 |
317 |
716 |
199 |
40 |
0 |
| ODI |
0 |
0 |
0 |
126 |
619 |
485 |
82 |
0 |
| CDI |
0 |
4 |
2 |
40 |
808 |
2062 |
389 |
0 |
| VCDI |
0 |
9 |
6 |
50 |
220 |
3259 |
6479 |
6543 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68925 |
14807 |
178 |
963 |
451 |
55 |
4 |
0 |
| OW |
59 |
263 |
45 |
350 |
445 |
56 |
20 |
0 |
| VODI |
0 |
38 |
27 |
343 |
667 |
214 |
42 |
0 |
| ODI |
0 |
0 |
0 |
130 |
624 |
508 |
90 |
0 |
| CDI |
0 |
0 |
1 |
31 |
806 |
2065 |
372 |
0 |
| VCDI |
0 |
13 |
7 |
53 |
205 |
3216 |
6484 |
6543 |
|
Date: 2022-05-09:
| 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 |
69221 |
14790 |
176 |
813 |
292 |
25 |
0 |
0 |
| OW |
58 |
161 |
62 |
550 |
309 |
19 |
3 |
0 |
| VODI |
0 |
4 |
10 |
388 |
746 |
68 |
19 |
0 |
| ODI |
0 |
1 |
0 |
94 |
1186 |
347 |
57 |
0 |
| CDI |
0 |
8 |
2 |
37 |
1031 |
2499 |
399 |
0 |
| VCDI |
0 |
2 |
1 |
84 |
839 |
2929 |
5704 |
6166 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69221 |
14602 |
179 |
1031 |
457 |
43 |
3 |
0 |
| OW |
58 |
282 |
44 |
324 |
397 |
62 |
17 |
0 |
| VODI |
0 |
65 |
23 |
285 |
677 |
242 |
65 |
0 |
| ODI |
0 |
6 |
2 |
160 |
782 |
322 |
99 |
0 |
| CDI |
0 |
0 |
0 |
41 |
1122 |
1947 |
444 |
0 |
| VCDI |
0 |
11 |
3 |
125 |
968 |
3271 |
5554 |
6166 |
|
Date: 2022-05-11:
| 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 |
69407 |
14644 |
183 |
971 |
449 |
29 |
1 |
0 |
| OW |
71 |
230 |
40 |
400 |
450 |
34 |
10 |
0 |
| VODI |
0 |
42 |
19 |
324 |
971 |
103 |
43 |
0 |
| ODI |
0 |
0 |
3 |
153 |
771 |
210 |
70 |
0 |
| CDI |
0 |
0 |
0 |
77 |
978 |
2061 |
374 |
0 |
| VCDI |
0 |
0 |
0 |
77 |
803 |
3200 |
6121 |
5781 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69407 |
14423 |
174 |
1035 |
638 |
51 |
12 |
0 |
| OW |
71 |
333 |
46 |
340 |
471 |
57 |
40 |
0 |
| VODI |
0 |
135 |
12 |
255 |
698 |
132 |
81 |
0 |
| ODI |
0 |
25 |
12 |
136 |
767 |
288 |
95 |
0 |
| CDI |
0 |
0 |
1 |
137 |
890 |
1637 |
373 |
6 |
| VCDI |
0 |
0 |
0 |
99 |
958 |
3472 |
6018 |
5775 |
|
Date: 2022-05-13:
| 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 |
69898 |
14405 |
166 |
1037 |
462 |
43 |
12 |
0 |
| OW |
71 |
255 |
30 |
267 |
679 |
155 |
8 |
0 |
| VODI |
0 |
115 |
14 |
229 |
631 |
114 |
42 |
0 |
| ODI |
0 |
20 |
21 |
169 |
538 |
203 |
91 |
0 |
| CDI |
0 |
12 |
2 |
155 |
1216 |
1235 |
359 |
0 |
| VCDI |
0 |
9 |
3 |
102 |
880 |
3685 |
5651 |
6116 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69897 |
14198 |
160 |
1044 |
608 |
151 |
10 |
0 |
| OW |
72 |
338 |
34 |
270 |
406 |
90 |
51 |
0 |
| VODI |
0 |
169 |
12 |
188 |
702 |
126 |
89 |
0 |
| ODI |
0 |
83 |
15 |
118 |
522 |
340 |
115 |
0 |
| CDI |
0 |
7 |
11 |
224 |
1045 |
1256 |
231 |
2 |
| VCDI |
0 |
21 |
4 |
115 |
1123 |
3472 |
5667 |
6114 |
|
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