Validation of sea ice concentration - European sector
Bulletin date: 2024-08-15
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-08-09:
| 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 |
88132 |
2533 |
18 |
1 |
0 |
0 |
0 |
0 |
| OW |
165 |
700 |
236 |
306 |
9 |
1 |
0 |
0 |
| VODI |
0 |
35 |
99 |
885 |
220 |
11 |
1 |
0 |
| ODI |
0 |
0 |
0 |
127 |
1375 |
714 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
118 |
2890 |
1432 |
38 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
58 |
311 |
|
...date precedes bulletin
|
Date: 2024-08-11:
| 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 |
88469 |
2466 |
9 |
7 |
0 |
0 |
0 |
0 |
| OW |
30 |
918 |
162 |
274 |
13 |
0 |
0 |
0 |
| VODI |
0 |
106 |
110 |
740 |
169 |
1 |
1 |
0 |
| ODI |
0 |
0 |
0 |
239 |
1294 |
411 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
300 |
3874 |
445 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
35 |
343 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-13:
| 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 |
88335 |
3064 |
20 |
22 |
0 |
0 |
0 |
0 |
| OW |
5 |
915 |
214 |
154 |
2 |
0 |
0 |
0 |
| VODI |
0 |
29 |
89 |
966 |
108 |
2 |
1 |
0 |
| ODI |
0 |
0 |
0 |
133 |
1740 |
137 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
227 |
3702 |
344 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
64 |
143 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-15:
| 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 |
88924 |
2590 |
9 |
41 |
0 |
0 |
0 |
0 |
| OW |
3 |
902 |
108 |
215 |
1 |
0 |
0 |
0 |
| VODI |
0 |
109 |
92 |
963 |
99 |
2 |
1 |
0 |
| ODI |
0 |
0 |
0 |
212 |
1561 |
322 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
546 |
3249 |
317 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
24 |
126 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88922 |
2700 |
14 |
60 |
0 |
0 |
0 |
0 |
| OW |
5 |
809 |
97 |
199 |
3 |
0 |
0 |
0 |
| VODI |
0 |
92 |
98 |
941 |
132 |
1 |
1 |
0 |
| ODI |
0 |
0 |
0 |
231 |
1406 |
257 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
666 |
3297 |
253 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
42 |
190 |
0 |
|
Date: 2024-08-17:
| 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 |
88250 |
3418 |
40 |
66 |
0 |
0 |
0 |
0 |
| OW |
0 |
766 |
62 |
286 |
6 |
0 |
0 |
0 |
| VODI |
0 |
128 |
80 |
856 |
156 |
3 |
1 |
0 |
| ODI |
0 |
0 |
0 |
114 |
1712 |
337 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
305 |
2448 |
1202 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
22 |
158 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88250 |
3525 |
47 |
59 |
0 |
0 |
0 |
0 |
| OW |
0 |
678 |
48 |
297 |
5 |
0 |
0 |
0 |
| VODI |
0 |
109 |
87 |
838 |
198 |
1 |
1 |
0 |
| ODI |
0 |
0 |
0 |
128 |
1536 |
243 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
440 |
2512 |
1123 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
54 |
237 |
0 |
|
Date: 2024-08-19:
| 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 |
89660 |
2698 |
67 |
23 |
0 |
0 |
0 |
0 |
| OW |
0 |
594 |
246 |
108 |
0 |
0 |
0 |
0 |
| VODI |
0 |
1 |
18 |
858 |
90 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
32 |
1944 |
68 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
188 |
3087 |
156 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
130 |
447 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89660 |
2345 |
41 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
715 |
130 |
110 |
0 |
0 |
0 |
0 |
| VODI |
0 |
233 |
160 |
717 |
115 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
191 |
1434 |
133 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
673 |
3107 |
516 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
45 |
87 |
0 |
|
Date: 2024-08-21:
| 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 |
89951 |
2573 |
47 |
34 |
0 |
0 |
0 |
0 |
| OW |
11 |
522 |
208 |
184 |
0 |
0 |
0 |
0 |
| VODI |
0 |
8 |
34 |
806 |
93 |
1 |
0 |
0 |
| ODI |
0 |
1 |
0 |
48 |
1878 |
68 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
275 |
2723 |
341 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
100 |
510 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89930 |
2216 |
37 |
8 |
0 |
0 |
0 |
0 |
| OW |
32 |
641 |
76 |
178 |
0 |
0 |
0 |
0 |
| VODI |
0 |
246 |
172 |
664 |
115 |
1 |
0 |
0 |
| ODI |
0 |
1 |
4 |
222 |
1303 |
204 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
827 |
2678 |
712 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
9 |
138 |
0 |
|
Date: 2024-08-23:
| 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 |
89340 |
3243 |
26 |
49 |
0 |
0 |
0 |
0 |
| OW |
19 |
498 |
131 |
240 |
4 |
0 |
0 |
0 |
| VODI |
0 |
32 |
30 |
706 |
162 |
1 |
0 |
0 |
| ODI |
0 |
1 |
0 |
95 |
1545 |
177 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
349 |
3007 |
55 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
69 |
637 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89320 |
3002 |
13 |
19 |
0 |
0 |
0 |
0 |
| OW |
39 |
553 |
59 |
213 |
18 |
0 |
0 |
0 |
| VODI |
0 |
202 |
107 |
644 |
240 |
1 |
0 |
0 |
| ODI |
0 |
17 |
8 |
195 |
1088 |
399 |
0 |
0 |
| CDI |
0 |
0 |
0 |
19 |
714 |
2846 |
501 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
8 |
191 |
0 |
|
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