Validation of sea ice concentration - European sector
Bulletin date: 2024-10-03
Data source: OSI SAF N.H. multi-product 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 |
88742 |
3143 |
93 |
104 |
58 |
0 |
0 |
0 |
| OW |
18 |
78 |
75 |
148 |
74 |
0 |
0 |
0 |
| VODI |
0 |
12 |
17 |
153 |
85 |
14 |
0 |
0 |
| ODI |
0 |
2 |
0 |
81 |
101 |
40 |
0 |
0 |
| CDI |
0 |
0 |
0 |
21 |
215 |
225 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
69 |
2375 |
2851 |
1622 |
|
...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 |
89059 |
2842 |
69 |
95 |
38 |
0 |
0 |
0 |
| OW |
24 |
119 |
39 |
67 |
97 |
27 |
0 |
0 |
| VODI |
0 |
38 |
63 |
81 |
69 |
42 |
0 |
0 |
| ODI |
0 |
0 |
12 |
97 |
23 |
56 |
0 |
0 |
| CDI |
0 |
0 |
0 |
98 |
158 |
98 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
123 |
2632 |
2762 |
1584 |
|
...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 |
88572 |
3161 |
87 |
97 |
17 |
0 |
0 |
0 |
| OW |
13 |
124 |
94 |
143 |
38 |
0 |
0 |
0 |
| VODI |
0 |
14 |
9 |
148 |
99 |
32 |
0 |
0 |
| ODI |
0 |
1 |
0 |
38 |
121 |
64 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
140 |
337 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
23 |
1100 |
4404 |
1531 |
|
...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 |
87722 |
3625 |
83 |
94 |
35 |
0 |
0 |
0 |
| OW |
0 |
127 |
82 |
152 |
94 |
18 |
0 |
0 |
| VODI |
0 |
9 |
15 |
157 |
83 |
63 |
0 |
0 |
| ODI |
0 |
0 |
0 |
45 |
123 |
71 |
0 |
0 |
| CDI |
0 |
0 |
0 |
14 |
124 |
259 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
52 |
1248 |
3784 |
2337 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87722 |
3628 |
103 |
102 |
45 |
1 |
0 |
0 |
| OW |
0 |
118 |
61 |
142 |
76 |
22 |
0 |
0 |
| VODI |
0 |
15 |
16 |
159 |
97 |
61 |
0 |
0 |
| ODI |
0 |
0 |
0 |
47 |
118 |
73 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
140 |
286 |
5 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
35 |
1216 |
3779 |
2337 |
|
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 |
87635 |
3492 |
87 |
98 |
33 |
0 |
0 |
0 |
| OW |
0 |
132 |
67 |
163 |
86 |
17 |
0 |
0 |
| VODI |
0 |
8 |
32 |
131 |
63 |
68 |
0 |
0 |
| ODI |
0 |
0 |
2 |
60 |
89 |
65 |
0 |
0 |
| CDI |
0 |
0 |
0 |
38 |
179 |
195 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
41 |
1149 |
3475 |
3011 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87635 |
3494 |
92 |
110 |
44 |
0 |
0 |
0 |
| OW |
0 |
127 |
61 |
140 |
77 |
19 |
0 |
0 |
| VODI |
0 |
11 |
33 |
142 |
57 |
63 |
0 |
0 |
| ODI |
0 |
0 |
2 |
63 |
89 |
75 |
0 |
0 |
| CDI |
0 |
0 |
0 |
35 |
202 |
221 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
22 |
1116 |
3467 |
3011 |
|
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 |
87006 |
3930 |
79 |
108 |
3 |
0 |
0 |
0 |
| OW |
0 |
55 |
104 |
159 |
49 |
7 |
0 |
0 |
| VODI |
0 |
4 |
1 |
213 |
93 |
27 |
0 |
0 |
| ODI |
0 |
0 |
0 |
48 |
136 |
45 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
207 |
382 |
31 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
802 |
5128 |
1784 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87006 |
3863 |
93 |
164 |
75 |
27 |
0 |
0 |
| OW |
0 |
115 |
57 |
120 |
67 |
43 |
0 |
0 |
| VODI |
0 |
11 |
28 |
114 |
58 |
72 |
3 |
0 |
| ODI |
0 |
0 |
6 |
87 |
52 |
57 |
21 |
0 |
| CDI |
0 |
0 |
0 |
54 |
202 |
189 |
61 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
38 |
875 |
5074 |
1784 |
|
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 |
87763 |
3079 |
109 |
64 |
0 |
0 |
0 |
0 |
| OW |
0 |
47 |
66 |
162 |
23 |
0 |
0 |
0 |
| VODI |
0 |
3 |
19 |
171 |
107 |
22 |
0 |
0 |
| ODI |
0 |
0 |
0 |
92 |
92 |
53 |
0 |
0 |
| CDI |
0 |
0 |
0 |
25 |
262 |
284 |
14 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
720 |
4952 |
2283 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87763 |
2956 |
73 |
127 |
55 |
21 |
0 |
0 |
| OW |
0 |
136 |
44 |
55 |
52 |
40 |
0 |
0 |
| VODI |
0 |
30 |
58 |
125 |
64 |
68 |
0 |
0 |
| ODI |
0 |
7 |
13 |
107 |
33 |
56 |
17 |
0 |
| CDI |
0 |
0 |
6 |
96 |
235 |
160 |
101 |
1 |
| VCDI |
0 |
0 |
0 |
4 |
49 |
734 |
4848 |
2282 |
|
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 |
87272 |
3588 |
59 |
38 |
0 |
0 |
0 |
0 |
| OW |
0 |
130 |
97 |
88 |
0 |
0 |
0 |
0 |
| VODI |
0 |
25 |
61 |
137 |
86 |
0 |
0 |
0 |
| ODI |
0 |
1 |
21 |
95 |
110 |
6 |
0 |
0 |
| CDI |
0 |
0 |
1 |
152 |
309 |
126 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
171 |
1968 |
3583 |
2292 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87272 |
3426 |
89 |
148 |
23 |
0 |
0 |
0 |
| OW |
0 |
172 |
29 |
40 |
80 |
0 |
0 |
0 |
| VODI |
0 |
93 |
42 |
43 |
125 |
12 |
0 |
0 |
| ODI |
0 |
44 |
39 |
62 |
31 |
58 |
0 |
0 |
| CDI |
0 |
9 |
40 |
185 |
172 |
82 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
32 |
245 |
1948 |
3583 |
2292 |
|
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