Validation of sea ice concentration - European sector
Bulletin date: 2024-10-03
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-09-27:
| 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 |
87798 |
2877 |
41 |
86 |
45 |
0 |
0 |
0 |
| OW |
2243 |
177 |
44 |
77 |
72 |
5 |
0 |
0 |
| VODI |
1601 |
56 |
51 |
60 |
92 |
16 |
0 |
0 |
| ODI |
0 |
6 |
14 |
72 |
78 |
52 |
0 |
0 |
| CDI |
0 |
0 |
1 |
29 |
117 |
293 |
18 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
50 |
1549 |
3416 |
1826 |
|
...date precedes bulletin
|
Date: 2024-09-29:
| 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 |
87797 |
2846 |
45 |
78 |
34 |
2 |
0 |
0 |
| OW |
2205 |
173 |
29 |
35 |
87 |
41 |
0 |
0 |
| VODI |
1637 |
98 |
32 |
46 |
64 |
51 |
0 |
0 |
| ODI |
0 |
28 |
35 |
35 |
35 |
49 |
0 |
0 |
| CDI |
0 |
2 |
9 |
79 |
105 |
153 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
86 |
1912 |
3375 |
1651 |
|
...date precedes bulletin
|
Date: 2024-10-01:
| 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 |
87559 |
2940 |
53 |
52 |
17 |
0 |
0 |
0 |
| OW |
2136 |
247 |
42 |
67 |
40 |
3 |
0 |
0 |
| VODI |
1725 |
32 |
37 |
95 |
89 |
46 |
0 |
0 |
| ODI |
0 |
0 |
3 |
48 |
72 |
98 |
0 |
0 |
| CDI |
0 |
0 |
0 |
15 |
59 |
370 |
38 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
53 |
676 |
4975 |
1275 |
|
...date precedes bulletin
|
Date: 2024-10-03:
| 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 |
87165 |
2985 |
47 |
65 |
35 |
1 |
0 |
0 |
| OW |
2163 |
205 |
63 |
80 |
91 |
30 |
0 |
0 |
| VODI |
1638 |
42 |
30 |
89 |
94 |
69 |
0 |
0 |
| ODI |
0 |
1 |
7 |
42 |
99 |
85 |
3 |
0 |
| CDI |
0 |
0 |
1 |
12 |
69 |
287 |
24 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
23 |
995 |
4114 |
2207 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87165 |
3005 |
51 |
72 |
44 |
3 |
0 |
0 |
| OW |
2163 |
180 |
58 |
71 |
72 |
34 |
0 |
0 |
| VODI |
1638 |
47 |
30 |
90 |
112 |
65 |
0 |
0 |
| ODI |
0 |
1 |
8 |
44 |
93 |
87 |
2 |
0 |
| CDI |
0 |
0 |
1 |
12 |
72 |
317 |
38 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
18 |
961 |
4101 |
2207 |
|
Date: 2024-10-05:
| 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 |
86916 |
2992 |
58 |
78 |
37 |
0 |
0 |
0 |
| OW |
2136 |
204 |
49 |
91 |
76 |
40 |
0 |
0 |
| VODI |
1669 |
37 |
36 |
84 |
68 |
73 |
0 |
0 |
| ODI |
0 |
5 |
15 |
46 |
74 |
76 |
0 |
0 |
| CDI |
0 |
0 |
0 |
32 |
115 |
209 |
51 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
20 |
871 |
4414 |
2290 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86916 |
3001 |
57 |
87 |
47 |
2 |
0 |
0 |
| OW |
2136 |
191 |
48 |
74 |
69 |
38 |
0 |
0 |
| VODI |
1669 |
40 |
37 |
92 |
66 |
67 |
0 |
0 |
| ODI |
0 |
6 |
16 |
48 |
74 |
84 |
0 |
0 |
| CDI |
0 |
0 |
0 |
30 |
128 |
233 |
71 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
845 |
4394 |
2290 |
|
Date: 2024-10-07:
| 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 |
86484 |
3163 |
45 |
97 |
4 |
0 |
0 |
0 |
| OW |
2043 |
145 |
68 |
95 |
52 |
12 |
0 |
0 |
| VODI |
1828 |
11 |
28 |
145 |
113 |
38 |
0 |
0 |
| ODI |
0 |
0 |
0 |
35 |
114 |
76 |
3 |
0 |
| CDI |
0 |
0 |
0 |
1 |
90 |
383 |
152 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
823 |
5117 |
1697 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86487 |
3108 |
54 |
147 |
72 |
32 |
0 |
0 |
| OW |
2051 |
157 |
46 |
74 |
58 |
59 |
4 |
0 |
| VODI |
1817 |
43 |
25 |
70 |
69 |
70 |
5 |
0 |
| ODI |
0 |
11 |
16 |
46 |
57 |
76 |
17 |
0 |
| CDI |
0 |
0 |
0 |
36 |
116 |
227 |
122 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
868 |
5124 |
1697 |
|
Date: 2024-10-09:
| 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 |
86434 |
3131 |
45 |
66 |
4 |
0 |
0 |
0 |
| OW |
2008 |
113 |
44 |
92 |
47 |
0 |
0 |
0 |
| VODI |
1865 |
39 |
35 |
78 |
128 |
38 |
1 |
0 |
| ODI |
0 |
0 |
24 |
61 |
71 |
72 |
8 |
0 |
| CDI |
0 |
0 |
0 |
32 |
120 |
338 |
89 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
719 |
5811 |
1342 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86478 |
2967 |
45 |
113 |
71 |
28 |
2 |
0 |
| OW |
2067 |
171 |
24 |
25 |
52 |
49 |
4 |
0 |
| VODI |
1762 |
104 |
28 |
68 |
61 |
66 |
14 |
0 |
| ODI |
0 |
33 |
29 |
48 |
46 |
48 |
28 |
0 |
| CDI |
0 |
8 |
22 |
71 |
130 |
240 |
106 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
17 |
736 |
5755 |
1342 |
|
Date: 2024-10-11:
| 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 |
86586 |
2971 |
64 |
1 |
0 |
0 |
0 |
0 |
| OW |
1971 |
231 |
52 |
30 |
0 |
0 |
0 |
0 |
| VODI |
1904 |
78 |
46 |
102 |
79 |
0 |
0 |
0 |
| ODI |
0 |
34 |
25 |
63 |
92 |
18 |
0 |
0 |
| CDI |
0 |
6 |
21 |
95 |
208 |
251 |
4 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
108 |
1564 |
4072 |
2186 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86575 |
2846 |
103 |
65 |
23 |
0 |
0 |
0 |
| OW |
1951 |
198 |
9 |
27 |
79 |
6 |
0 |
0 |
| VODI |
1935 |
131 |
26 |
42 |
85 |
26 |
0 |
0 |
| ODI |
0 |
82 |
27 |
31 |
33 |
60 |
0 |
0 |
| CDI |
0 |
63 |
37 |
112 |
131 |
143 |
0 |
0 |
| VCDI |
0 |
0 |
6 |
14 |
136 |
1598 |
4076 |
2186 |
|
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