Validation of sea ice concentration - European sector
Bulletin date: 2022-08-04
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-29:
| 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 |
83850 |
13094 |
1400 |
608 |
55 |
0 |
0 |
0 |
| OW |
4 |
146 |
114 |
278 |
93 |
1 |
0 |
0 |
| VODI |
0 |
17 |
50 |
451 |
422 |
8 |
0 |
0 |
| ODI |
0 |
0 |
0 |
183 |
542 |
216 |
0 |
0 |
| CDI |
0 |
0 |
0 |
84 |
752 |
6031 |
127 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
450 |
124 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-31:
| 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 |
76645 |
18993 |
2575 |
962 |
51 |
0 |
0 |
0 |
| OW |
0 |
48 |
111 |
399 |
109 |
3 |
0 |
0 |
| VODI |
0 |
9 |
25 |
409 |
367 |
32 |
0 |
0 |
| ODI |
0 |
0 |
0 |
145 |
493 |
206 |
13 |
0 |
| CDI |
0 |
0 |
5 |
101 |
1207 |
5544 |
152 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
476 |
20 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-02:
| 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 |
82888 |
14173 |
1659 |
650 |
84 |
0 |
0 |
0 |
| OW |
0 |
24 |
84 |
359 |
54 |
0 |
0 |
0 |
| VODI |
0 |
2 |
25 |
542 |
278 |
5 |
0 |
0 |
| ODI |
0 |
0 |
5 |
134 |
482 |
402 |
1 |
0 |
| CDI |
0 |
0 |
0 |
54 |
694 |
5151 |
541 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
329 |
480 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-04:
| 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 |
85925 |
12015 |
955 |
640 |
64 |
0 |
0 |
0 |
| OW |
0 |
48 |
124 |
277 |
79 |
0 |
0 |
0 |
| VODI |
0 |
5 |
64 |
458 |
262 |
16 |
0 |
0 |
| ODI |
0 |
0 |
6 |
134 |
313 |
686 |
2 |
0 |
| CDI |
0 |
0 |
0 |
65 |
584 |
3842 |
1460 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
259 |
817 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85925 |
12018 |
990 |
738 |
75 |
0 |
0 |
0 |
| OW |
0 |
45 |
100 |
226 |
73 |
1 |
0 |
0 |
| VODI |
0 |
5 |
52 |
407 |
271 |
13 |
0 |
0 |
| ODI |
0 |
0 |
7 |
127 |
293 |
686 |
5 |
0 |
| CDI |
0 |
0 |
0 |
76 |
590 |
3864 |
1440 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
239 |
834 |
0 |
|
Date: 2022-08-06:
| 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 |
81743 |
16089 |
1075 |
756 |
75 |
0 |
0 |
0 |
| OW |
0 |
90 |
100 |
281 |
97 |
0 |
0 |
0 |
| VODI |
0 |
11 |
58 |
364 |
238 |
33 |
0 |
0 |
| ODI |
0 |
0 |
5 |
123 |
381 |
649 |
17 |
0 |
| CDI |
0 |
0 |
1 |
65 |
558 |
4164 |
811 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
259 |
1057 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81743 |
16104 |
1104 |
819 |
85 |
0 |
0 |
0 |
| OW |
0 |
78 |
78 |
270 |
81 |
0 |
0 |
0 |
| VODI |
0 |
8 |
51 |
311 |
260 |
30 |
0 |
0 |
| ODI |
0 |
0 |
4 |
116 |
372 |
661 |
28 |
0 |
| CDI |
0 |
0 |
2 |
73 |
551 |
4194 |
798 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
220 |
1059 |
0 |
|
Date: 2022-08-08:
| 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 |
86583 |
11813 |
763 |
626 |
54 |
0 |
0 |
0 |
| OW |
0 |
102 |
76 |
246 |
33 |
1 |
0 |
0 |
| VODI |
0 |
18 |
52 |
343 |
158 |
10 |
2 |
0 |
| ODI |
0 |
0 |
8 |
139 |
350 |
301 |
2 |
0 |
| CDI |
0 |
1 |
3 |
54 |
425 |
5046 |
552 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
575 |
764 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86583 |
11842 |
773 |
709 |
73 |
0 |
0 |
0 |
| OW |
0 |
74 |
94 |
281 |
74 |
4 |
0 |
0 |
| VODI |
0 |
17 |
24 |
219 |
229 |
119 |
4 |
0 |
| ODI |
0 |
0 |
4 |
112 |
199 |
868 |
1 |
0 |
| CDI |
0 |
1 |
7 |
87 |
445 |
4385 |
514 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
557 |
801 |
0 |
|
Date: 2022-08-10:
| 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 |
89050 |
9635 |
614 |
685 |
16 |
0 |
0 |
0 |
| OW |
0 |
50 |
90 |
239 |
39 |
0 |
0 |
0 |
| VODI |
0 |
9 |
39 |
283 |
171 |
28 |
0 |
0 |
| ODI |
0 |
2 |
4 |
125 |
236 |
349 |
1 |
0 |
| CDI |
0 |
2 |
8 |
54 |
341 |
4011 |
1440 |
0 |
| VCDI |
0 |
0 |
1 |
2 |
7 |
699 |
870 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89050 |
9650 |
656 |
767 |
30 |
0 |
0 |
0 |
| OW |
0 |
40 |
63 |
244 |
115 |
8 |
0 |
0 |
| VODI |
0 |
4 |
20 |
183 |
175 |
192 |
0 |
0 |
| ODI |
0 |
2 |
8 |
102 |
102 |
802 |
172 |
0 |
| CDI |
0 |
2 |
9 |
92 |
388 |
3409 |
1297 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
676 |
842 |
0 |
|
Date: 2022-08-12:
| 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 |
85934 |
12352 |
1129 |
624 |
20 |
0 |
0 |
0 |
| OW |
0 |
98 |
93 |
179 |
37 |
0 |
0 |
0 |
| VODI |
0 |
29 |
60 |
270 |
147 |
35 |
5 |
0 |
| ODI |
0 |
1 |
12 |
114 |
279 |
302 |
11 |
0 |
| CDI |
0 |
0 |
11 |
55 |
251 |
3621 |
1590 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
418 |
1423 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85934 |
12412 |
1177 |
672 |
31 |
0 |
0 |
0 |
| OW |
0 |
60 |
75 |
234 |
90 |
11 |
0 |
0 |
| VODI |
0 |
8 |
33 |
141 |
218 |
165 |
8 |
0 |
| ODI |
0 |
0 |
7 |
86 |
129 |
837 |
231 |
0 |
| CDI |
0 |
0 |
13 |
109 |
263 |
2932 |
1585 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
431 |
1205 |
0 |
|
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