Validation of sea ice concentration - European sector
Bulletin date: 2024-10-10
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-10-04:
| 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 |
86262 |
3696 |
80 |
95 |
35 |
1 |
0 |
0 |
| OW |
2155 |
210 |
41 |
91 |
89 |
30 |
0 |
0 |
| VODI |
1648 |
24 |
43 |
97 |
83 |
77 |
1 |
0 |
| ODI |
0 |
0 |
4 |
46 |
94 |
82 |
0 |
0 |
| CDI |
0 |
0 |
0 |
14 |
100 |
258 |
51 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
772 |
4450 |
2227 |
|
...date precedes bulletin
|
Date: 2024-10-06:
| 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 |
86719 |
2985 |
60 |
77 |
54 |
6 |
0 |
0 |
| OW |
2071 |
173 |
53 |
97 |
69 |
64 |
0 |
0 |
| VODI |
1792 |
29 |
47 |
88 |
70 |
79 |
0 |
0 |
| ODI |
0 |
0 |
10 |
59 |
67 |
73 |
12 |
0 |
| CDI |
0 |
0 |
0 |
18 |
115 |
234 |
77 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
1172 |
4374 |
2109 |
|
...date precedes bulletin
|
Date: 2024-10-08:
| 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 |
86494 |
3136 |
68 |
79 |
6 |
0 |
0 |
0 |
| OW |
2019 |
111 |
51 |
105 |
52 |
0 |
0 |
0 |
| VODI |
1852 |
20 |
22 |
82 |
130 |
55 |
0 |
0 |
| ODI |
0 |
0 |
3 |
45 |
91 |
73 |
15 |
0 |
| CDI |
0 |
0 |
0 |
4 |
79 |
341 |
136 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
569 |
5650 |
1572 |
|
...date precedes bulletin
|
Date: 2024-10-10:
| 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 |
86513 |
3077 |
21 |
9 |
0 |
0 |
0 |
0 |
| OW |
1986 |
125 |
66 |
103 |
5 |
0 |
0 |
0 |
| VODI |
1888 |
42 |
30 |
103 |
113 |
15 |
0 |
0 |
| ODI |
0 |
4 |
25 |
49 |
81 |
77 |
0 |
0 |
| CDI |
0 |
0 |
1 |
40 |
121 |
371 |
58 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
945 |
5542 |
1433 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86513 |
3069 |
22 |
17 |
0 |
0 |
0 |
0 |
| OW |
1990 |
131 |
69 |
100 |
6 |
0 |
0 |
0 |
| VODI |
1884 |
44 |
28 |
101 |
107 |
12 |
0 |
0 |
| ODI |
0 |
4 |
24 |
48 |
98 |
83 |
0 |
0 |
| CDI |
0 |
0 |
0 |
38 |
110 |
368 |
72 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
18 |
945 |
5528 |
1433 |
|
Date: 2024-10-12:
| 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 |
86547 |
3069 |
3 |
0 |
0 |
0 |
0 |
0 |
| OW |
1963 |
250 |
48 |
47 |
0 |
0 |
0 |
0 |
| VODI |
1918 |
121 |
30 |
72 |
97 |
3 |
0 |
0 |
| ODI |
0 |
80 |
15 |
31 |
81 |
44 |
0 |
0 |
| CDI |
0 |
61 |
42 |
116 |
210 |
159 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
202 |
2149 |
4130 |
1367 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86548 |
3051 |
7 |
1 |
0 |
0 |
0 |
0 |
| OW |
1969 |
265 |
42 |
47 |
2 |
0 |
0 |
0 |
| VODI |
1911 |
122 |
31 |
68 |
95 |
1 |
0 |
0 |
| ODI |
0 |
96 |
19 |
29 |
79 |
41 |
0 |
0 |
| CDI |
0 |
47 |
39 |
121 |
205 |
152 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
209 |
2161 |
4130 |
1367 |
|
Date: 2024-10-14:
| 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 |
85965 |
3732 |
3 |
1 |
0 |
0 |
0 |
0 |
| OW |
1915 |
478 |
45 |
11 |
0 |
0 |
0 |
0 |
| VODI |
1977 |
101 |
49 |
110 |
68 |
0 |
0 |
0 |
| ODI |
0 |
67 |
13 |
34 |
79 |
87 |
5 |
0 |
| CDI |
0 |
50 |
31 |
126 |
174 |
465 |
35 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
84 |
853 |
4566 |
1736 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85967 |
3706 |
14 |
4 |
0 |
0 |
0 |
0 |
| OW |
1936 |
267 |
47 |
62 |
9 |
0 |
0 |
0 |
| VODI |
1954 |
143 |
9 |
38 |
93 |
53 |
4 |
0 |
| ODI |
0 |
113 |
7 |
10 |
23 |
78 |
8 |
0 |
| CDI |
0 |
180 |
46 |
89 |
85 |
159 |
12 |
0 |
| VCDI |
0 |
19 |
18 |
81 |
195 |
1115 |
4582 |
1736 |
|
Date: 2024-10-16:
| 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 |
85780 |
3917 |
8 |
6 |
0 |
0 |
0 |
0 |
| OW |
1807 |
315 |
46 |
55 |
10 |
0 |
0 |
0 |
| VODI |
2163 |
109 |
41 |
103 |
105 |
28 |
0 |
0 |
| ODI |
0 |
58 |
16 |
35 |
43 |
137 |
11 |
0 |
| CDI |
0 |
118 |
34 |
64 |
97 |
369 |
40 |
0 |
| VCDI |
0 |
12 |
12 |
48 |
79 |
1955 |
5157 |
84 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85788 |
3727 |
13 |
9 |
3 |
0 |
0 |
0 |
| OW |
1824 |
234 |
49 |
98 |
20 |
8 |
0 |
0 |
| VODI |
2138 |
164 |
12 |
52 |
94 |
68 |
3 |
0 |
| ODI |
0 |
103 |
18 |
17 |
33 |
87 |
11 |
0 |
| CDI |
0 |
166 |
24 |
46 |
88 |
302 |
12 |
0 |
| VCDI |
0 |
135 |
41 |
89 |
96 |
2024 |
5182 |
84 |
|
Date: 2024-10-18:
| 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 |
86039 |
3584 |
27 |
13 |
0 |
0 |
0 |
0 |
| OW |
1750 |
259 |
55 |
71 |
26 |
0 |
0 |
0 |
| VODI |
2230 |
96 |
63 |
105 |
104 |
21 |
0 |
0 |
| ODI |
0 |
30 |
38 |
54 |
78 |
100 |
1 |
0 |
| CDI |
0 |
30 |
28 |
176 |
109 |
276 |
80 |
0 |
| VCDI |
0 |
3 |
9 |
20 |
112 |
1609 |
5552 |
114 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86101 |
3278 |
26 |
15 |
3 |
0 |
0 |
0 |
| OW |
1813 |
193 |
57 |
102 |
50 |
9 |
0 |
0 |
| VODI |
2105 |
170 |
12 |
51 |
95 |
54 |
0 |
0 |
| ODI |
0 |
133 |
15 |
12 |
51 |
81 |
2 |
0 |
| CDI |
0 |
164 |
70 |
105 |
60 |
221 |
35 |
0 |
| VCDI |
0 |
64 |
40 |
154 |
170 |
1641 |
5596 |
114 |
|
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