Validation of sea ice concentration - European sector
Bulletin date: 2024-10-31
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2024-10-27:
| 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 |
83352 |
7063 |
77 |
75 |
0 |
0 |
0 |
0 |
| OW |
0 |
125 |
71 |
189 |
64 |
0 |
0 |
0 |
| VODI |
0 |
26 |
26 |
241 |
91 |
42 |
0 |
0 |
| ODI |
0 |
8 |
13 |
115 |
161 |
16 |
0 |
0 |
| CDI |
0 |
1 |
15 |
55 |
360 |
371 |
0 |
0 |
| VCDI |
0 |
0 |
1 |
54 |
120 |
3385 |
3136 |
1163 |
|
...date precedes bulletin
|
Date: 2024-10-29:
| 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 |
86170 |
4069 |
108 |
52 |
0 |
0 |
0 |
0 |
| OW |
0 |
169 |
136 |
161 |
43 |
5 |
0 |
0 |
| VODI |
0 |
4 |
42 |
271 |
127 |
79 |
0 |
0 |
| ODI |
0 |
0 |
1 |
104 |
151 |
173 |
0 |
0 |
| CDI |
0 |
0 |
0 |
52 |
265 |
787 |
19 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
61 |
3114 |
3108 |
1145 |
|
...date precedes bulletin
|
Date: 2024-10-31:
| 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 |
85236 |
4411 |
124 |
157 |
5 |
0 |
0 |
0 |
| OW |
1 |
219 |
115 |
193 |
39 |
0 |
0 |
0 |
| VODI |
0 |
9 |
50 |
275 |
168 |
33 |
0 |
0 |
| ODI |
0 |
0 |
3 |
122 |
226 |
203 |
0 |
0 |
| CDI |
0 |
0 |
0 |
30 |
315 |
1413 |
21 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
3343 |
3160 |
521 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85237 |
4421 |
113 |
148 |
5 |
0 |
0 |
0 |
| OW |
0 |
203 |
118 |
190 |
44 |
0 |
0 |
0 |
| VODI |
0 |
15 |
56 |
285 |
164 |
40 |
0 |
0 |
| ODI |
0 |
0 |
5 |
119 |
245 |
184 |
0 |
0 |
| CDI |
0 |
0 |
0 |
35 |
291 |
1593 |
27 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
28 |
3175 |
3154 |
521 |
|
Date: 2024-11-02:
| 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 |
84354 |
5136 |
95 |
75 |
3 |
0 |
0 |
0 |
| OW |
1 |
399 |
106 |
158 |
46 |
0 |
0 |
0 |
| VODI |
0 |
54 |
102 |
240 |
134 |
15 |
0 |
0 |
| ODI |
0 |
4 |
8 |
195 |
142 |
157 |
0 |
0 |
| CDI |
0 |
0 |
0 |
63 |
474 |
830 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
708 |
571 |
3347 |
2999 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84355 |
5172 |
92 |
72 |
3 |
0 |
0 |
0 |
| OW |
0 |
360 |
103 |
151 |
58 |
0 |
0 |
0 |
| VODI |
0 |
57 |
107 |
249 |
112 |
29 |
0 |
0 |
| ODI |
0 |
4 |
9 |
199 |
153 |
145 |
0 |
0 |
| CDI |
0 |
0 |
0 |
60 |
467 |
924 |
13 |
0 |
| VCDI |
0 |
0 |
0 |
708 |
577 |
3251 |
2986 |
0 |
|
Date: 2024-11-04:
| 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 |
84823 |
4700 |
38 |
43 |
11 |
0 |
0 |
0 |
| OW |
0 |
381 |
220 |
150 |
8 |
0 |
0 |
0 |
| VODI |
0 |
0 |
20 |
434 |
202 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
102 |
396 |
136 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
239 |
1799 |
46 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2400 |
3541 |
722 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84823 |
4544 |
67 |
45 |
13 |
0 |
0 |
0 |
| OW |
0 |
446 |
95 |
173 |
62 |
0 |
0 |
0 |
| VODI |
0 |
87 |
97 |
239 |
138 |
7 |
0 |
0 |
| ODI |
0 |
4 |
19 |
200 |
182 |
89 |
0 |
0 |
| CDI |
0 |
0 |
0 |
77 |
453 |
1077 |
23 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
3162 |
3564 |
722 |
|
Date: 2024-11-06:
| 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 |
84003 |
5089 |
110 |
152 |
14 |
0 |
0 |
0 |
| OW |
1 |
314 |
162 |
269 |
28 |
0 |
0 |
0 |
| VODI |
0 |
6 |
37 |
370 |
246 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
98 |
411 |
56 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
420 |
611 |
16 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2840 |
4003 |
1148 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84004 |
4980 |
113 |
218 |
18 |
0 |
0 |
0 |
| OW |
0 |
362 |
99 |
249 |
89 |
0 |
0 |
0 |
| VODI |
0 |
65 |
83 |
181 |
278 |
0 |
0 |
0 |
| ODI |
0 |
2 |
14 |
167 |
238 |
77 |
0 |
0 |
| CDI |
0 |
0 |
0 |
86 |
494 |
564 |
21 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
2866 |
3998 |
1148 |
|
Date: 2024-11-08:
| 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 |
83764 |
5328 |
132 |
80 |
3 |
0 |
0 |
0 |
| OW |
1 |
312 |
178 |
247 |
28 |
0 |
0 |
0 |
| VODI |
0 |
12 |
55 |
362 |
189 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
138 |
226 |
50 |
0 |
0 |
| CDI |
0 |
0 |
0 |
37 |
424 |
529 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
2441 |
4268 |
1593 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83759 |
5117 |
138 |
148 |
29 |
0 |
0 |
0 |
| OW |
6 |
469 |
118 |
161 |
74 |
0 |
0 |
0 |
| VODI |
0 |
64 |
96 |
294 |
198 |
26 |
0 |
0 |
| ODI |
0 |
2 |
13 |
183 |
164 |
86 |
0 |
0 |
| CDI |
0 |
0 |
0 |
78 |
401 |
430 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
17 |
2478 |
4264 |
1593 |
|
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