Validation of sea ice concentration - European sector
Bulletin date: 2022-05-05
Data source: OSI SAF N.H. AMSR 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 |
57891 |
19769 |
5558 |
1122 |
445 |
100 |
14 |
0 |
| OW |
51 |
250 |
172 |
470 |
474 |
108 |
4 |
0 |
| VODI |
0 |
80 |
84 |
319 |
633 |
337 |
69 |
0 |
| ODI |
0 |
12 |
9 |
139 |
426 |
446 |
112 |
0 |
| CDI |
0 |
9 |
2 |
98 |
605 |
1093 |
499 |
0 |
| VCDI |
0 |
11 |
25 |
61 |
429 |
4142 |
9918 |
3114 |
|
...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 |
59932 |
20138 |
2968 |
1255 |
549 |
96 |
13 |
0 |
| OW |
61 |
296 |
155 |
419 |
468 |
118 |
26 |
0 |
| VODI |
10 |
65 |
89 |
331 |
586 |
312 |
110 |
0 |
| ODI |
0 |
7 |
18 |
142 |
457 |
453 |
108 |
0 |
| CDI |
0 |
14 |
7 |
94 |
636 |
1075 |
601 |
0 |
| VCDI |
0 |
21 |
52 |
77 |
793 |
3876 |
8223 |
4449 |
|
...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 |
64684 |
16902 |
1921 |
969 |
500 |
125 |
5 |
0 |
| OW |
60 |
87 |
139 |
428 |
334 |
117 |
14 |
0 |
| VODI |
0 |
32 |
49 |
359 |
670 |
231 |
56 |
0 |
| ODI |
0 |
11 |
6 |
130 |
569 |
501 |
106 |
0 |
| CDI |
0 |
10 |
13 |
51 |
551 |
1787 |
470 |
0 |
| VCDI |
0 |
1 |
31 |
69 |
482 |
3684 |
7639 |
5307 |
|
...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 |
62713 |
19455 |
1378 |
1046 |
381 |
131 |
10 |
0 |
| OW |
61 |
105 |
163 |
417 |
357 |
149 |
21 |
0 |
| VODI |
2 |
16 |
58 |
364 |
606 |
311 |
62 |
0 |
| ODI |
0 |
3 |
10 |
133 |
478 |
562 |
151 |
0 |
| CDI |
0 |
12 |
8 |
50 |
524 |
1849 |
644 |
0 |
| VCDI |
0 |
0 |
15 |
71 |
299 |
2894 |
8207 |
5384 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
62715 |
19428 |
1391 |
1102 |
428 |
130 |
10 |
0 |
| OW |
59 |
125 |
151 |
361 |
346 |
148 |
24 |
0 |
| VODI |
2 |
23 |
63 |
383 |
590 |
330 |
61 |
0 |
| ODI |
0 |
2 |
3 |
126 |
468 |
570 |
170 |
0 |
| CDI |
0 |
8 |
5 |
37 |
523 |
1893 |
638 |
0 |
| VCDI |
0 |
5 |
19 |
72 |
290 |
2825 |
8192 |
5384 |
|
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 |
60553 |
21604 |
1815 |
830 |
333 |
91 |
6 |
0 |
| OW |
67 |
171 |
177 |
438 |
372 |
105 |
27 |
0 |
| VODI |
0 |
37 |
90 |
314 |
492 |
284 |
111 |
0 |
| ODI |
0 |
1 |
16 |
142 |
438 |
492 |
223 |
0 |
| CDI |
0 |
14 |
7 |
80 |
606 |
1757 |
841 |
0 |
| VCDI |
0 |
7 |
15 |
61 |
267 |
2933 |
7699 |
5584 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60553 |
21606 |
1823 |
911 |
390 |
92 |
8 |
0 |
| OW |
65 |
173 |
164 |
341 |
350 |
115 |
30 |
0 |
| VODI |
2 |
32 |
99 |
326 |
460 |
295 |
117 |
0 |
| ODI |
0 |
2 |
13 |
153 |
459 |
480 |
245 |
0 |
| CDI |
0 |
9 |
5 |
72 |
581 |
1802 |
806 |
0 |
| VCDI |
0 |
12 |
16 |
62 |
268 |
2878 |
7701 |
5584 |
|
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 |
61754 |
18947 |
3415 |
913 |
225 |
56 |
7 |
0 |
| OW |
60 |
95 |
173 |
519 |
259 |
50 |
6 |
0 |
| VODI |
0 |
11 |
46 |
379 |
580 |
173 |
46 |
0 |
| ODI |
0 |
7 |
6 |
133 |
761 |
580 |
198 |
0 |
| CDI |
0 |
4 |
21 |
89 |
798 |
2073 |
991 |
0 |
| VCDI |
0 |
0 |
7 |
126 |
795 |
2555 |
7599 |
4643 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61751 |
18828 |
3402 |
1098 |
353 |
89 |
15 |
0 |
| OW |
63 |
192 |
127 |
354 |
280 |
123 |
45 |
0 |
| VODI |
0 |
29 |
96 |
271 |
502 |
276 |
183 |
0 |
| ODI |
0 |
0 |
9 |
171 |
528 |
474 |
189 |
0 |
| CDI |
0 |
4 |
3 |
111 |
838 |
1661 |
937 |
0 |
| VCDI |
0 |
11 |
31 |
154 |
917 |
2864 |
7478 |
4643 |
|
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 |
59814 |
22025 |
2188 |
1162 |
409 |
75 |
11 |
0 |
| OW |
71 |
137 |
140 |
371 |
443 |
54 |
19 |
0 |
| VODI |
0 |
21 |
79 |
304 |
760 |
275 |
63 |
0 |
| ODI |
0 |
11 |
17 |
162 |
517 |
385 |
115 |
0 |
| CDI |
0 |
11 |
13 |
124 |
732 |
1784 |
826 |
0 |
| VCDI |
0 |
0 |
13 |
114 |
812 |
2878 |
6983 |
5182 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
59811 |
21881 |
2139 |
1205 |
565 |
108 |
31 |
0 |
| OW |
74 |
213 |
161 |
328 |
413 |
122 |
47 |
0 |
| VODI |
0 |
80 |
68 |
256 |
574 |
220 |
115 |
0 |
| ODI |
0 |
15 |
47 |
138 |
518 |
452 |
153 |
0 |
| CDI |
0 |
10 |
16 |
171 |
659 |
1431 |
756 |
1 |
| VCDI |
0 |
6 |
19 |
139 |
944 |
3118 |
6915 |
5181 |
|
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 |
62868 |
20016 |
1519 |
1084 |
427 |
90 |
19 |
0 |
| OW |
64 |
166 |
128 |
332 |
505 |
214 |
56 |
0 |
| VODI |
0 |
53 |
112 |
254 |
457 |
174 |
95 |
0 |
| ODI |
0 |
22 |
50 |
203 |
376 |
256 |
135 |
0 |
| CDI |
0 |
12 |
23 |
193 |
902 |
1216 |
633 |
0 |
| VCDI |
0 |
2 |
23 |
126 |
947 |
3323 |
6587 |
5438 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
62867 |
19878 |
1473 |
1101 |
496 |
215 |
38 |
0 |
| OW |
65 |
239 |
130 |
310 |
296 |
126 |
95 |
0 |
| VODI |
0 |
102 |
104 |
215 |
540 |
189 |
136 |
0 |
| ODI |
0 |
31 |
86 |
169 |
340 |
368 |
199 |
0 |
| CDI |
0 |
10 |
28 |
263 |
854 |
1162 |
459 |
0 |
| VCDI |
0 |
11 |
34 |
134 |
1088 |
3213 |
6598 |
5438 |
|
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