Validation of sea ice concentration - European sector
Bulletin date: 2024-10-17
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2024-10-13:
| 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 |
87777 |
3217 |
24 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
194 |
69 |
112 |
0 |
0 |
0 |
0 |
| VODI |
0 |
114 |
19 |
70 |
110 |
8 |
0 |
0 |
| ODI |
0 |
77 |
26 |
32 |
62 |
59 |
0 |
0 |
| CDI |
0 |
43 |
80 |
202 |
118 |
139 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
66 |
332 |
1422 |
3750 |
2291 |
|
...date precedes bulletin
|
Date: 2024-10-15:
| 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 |
3410 |
11 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
294 |
100 |
60 |
0 |
0 |
0 |
0 |
| VODI |
0 |
73 |
43 |
165 |
72 |
0 |
0 |
0 |
| ODI |
0 |
29 |
29 |
54 |
117 |
72 |
0 |
0 |
| CDI |
0 |
23 |
43 |
197 |
176 |
312 |
21 |
1 |
| VCDI |
0 |
0 |
2 |
24 |
160 |
1499 |
3455 |
2250 |
|
...date precedes bulletin
|
Date: 2024-10-17:
| 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 |
87450 |
3607 |
29 |
19 |
0 |
0 |
0 |
0 |
| OW |
3 |
194 |
84 |
138 |
11 |
0 |
0 |
0 |
| VODI |
0 |
49 |
35 |
173 |
114 |
0 |
0 |
0 |
| ODI |
0 |
38 |
17 |
73 |
119 |
60 |
0 |
0 |
| CDI |
0 |
34 |
52 |
154 |
145 |
316 |
26 |
1 |
| VCDI |
0 |
1 |
5 |
52 |
170 |
1623 |
4283 |
1341 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87450 |
3617 |
24 |
12 |
0 |
0 |
0 |
0 |
| OW |
3 |
182 |
94 |
151 |
17 |
0 |
0 |
0 |
| VODI |
0 |
48 |
31 |
179 |
98 |
0 |
0 |
0 |
| ODI |
0 |
41 |
16 |
62 |
134 |
39 |
0 |
0 |
| CDI |
0 |
35 |
55 |
154 |
143 |
340 |
20 |
2 |
| VCDI |
0 |
0 |
2 |
51 |
167 |
1620 |
4289 |
1340 |
|
Date: 2024-10-19:
| 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 |
87117 |
3853 |
24 |
35 |
0 |
0 |
0 |
0 |
| OW |
0 |
216 |
84 |
88 |
42 |
0 |
0 |
0 |
| VODI |
0 |
61 |
57 |
170 |
109 |
0 |
0 |
0 |
| ODI |
0 |
11 |
19 |
107 |
120 |
28 |
0 |
0 |
| CDI |
0 |
1 |
7 |
204 |
242 |
190 |
14 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
103 |
1441 |
4488 |
1580 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87117 |
3915 |
31 |
22 |
0 |
0 |
0 |
0 |
| OW |
0 |
171 |
90 |
113 |
49 |
0 |
0 |
0 |
| VODI |
0 |
44 |
43 |
183 |
97 |
0 |
0 |
0 |
| ODI |
0 |
12 |
20 |
95 |
123 |
15 |
0 |
0 |
| CDI |
0 |
0 |
7 |
185 |
243 |
223 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
104 |
1421 |
4494 |
1580 |
|
Date: 2024-10-21:
| 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 |
87425 |
3588 |
15 |
5 |
3 |
0 |
0 |
0 |
| OW |
0 |
307 |
165 |
66 |
18 |
0 |
0 |
0 |
| VODI |
3 |
7 |
50 |
258 |
91 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
138 |
166 |
6 |
0 |
0 |
| CDI |
0 |
0 |
0 |
88 |
361 |
1155 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
2607 |
3348 |
536 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87425 |
3589 |
38 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
213 |
75 |
91 |
40 |
0 |
0 |
0 |
| VODI |
3 |
86 |
60 |
132 |
99 |
0 |
0 |
0 |
| ODI |
0 |
13 |
50 |
130 |
106 |
10 |
0 |
0 |
| CDI |
0 |
1 |
7 |
186 |
359 |
291 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
39 |
3467 |
3352 |
536 |
|
Date: 2024-10-23:
| 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 |
86936 |
3810 |
90 |
46 |
0 |
0 |
0 |
0 |
| OW |
0 |
93 |
98 |
271 |
32 |
0 |
0 |
0 |
| VODI |
0 |
7 |
20 |
192 |
143 |
1 |
0 |
0 |
| ODI |
0 |
0 |
5 |
72 |
179 |
23 |
0 |
0 |
| CDI |
0 |
0 |
0 |
61 |
275 |
688 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
87 |
2834 |
3803 |
640 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86936 |
3719 |
86 |
70 |
3 |
0 |
0 |
0 |
| OW |
0 |
155 |
72 |
166 |
53 |
0 |
0 |
0 |
| VODI |
0 |
35 |
40 |
195 |
138 |
8 |
0 |
0 |
| ODI |
0 |
1 |
15 |
176 |
145 |
14 |
0 |
0 |
| CDI |
0 |
0 |
0 |
39 |
360 |
662 |
28 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
17 |
2862 |
3781 |
640 |
|
Date: 2024-10-25:
| 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 |
86165 |
4518 |
68 |
27 |
0 |
0 |
0 |
0 |
| OW |
0 |
152 |
73 |
155 |
64 |
0 |
0 |
0 |
| VODI |
0 |
29 |
70 |
135 |
65 |
58 |
0 |
0 |
| ODI |
0 |
4 |
12 |
128 |
90 |
37 |
0 |
0 |
| CDI |
0 |
0 |
0 |
134 |
284 |
164 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
193 |
2664 |
3650 |
1471 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86165 |
4321 |
46 |
28 |
0 |
0 |
0 |
0 |
| OW |
0 |
237 |
55 |
114 |
60 |
0 |
0 |
0 |
| VODI |
0 |
119 |
49 |
111 |
68 |
61 |
0 |
0 |
| ODI |
0 |
26 |
63 |
140 |
82 |
39 |
0 |
0 |
| CDI |
0 |
0 |
10 |
177 |
284 |
125 |
28 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
202 |
2698 |
3622 |
1471 |
|
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