Validation of sea ice concentration - European sector
Bulletin date: 2024-08-01
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-07-26:
| 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 |
82324 |
5466 |
30 |
11 |
0 |
0 |
0 |
0 |
| OW |
84 |
1345 |
181 |
204 |
2 |
0 |
0 |
0 |
| VODI |
5 |
237 |
256 |
1686 |
105 |
3 |
0 |
0 |
| ODI |
0 |
0 |
6 |
427 |
734 |
55 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
1427 |
5343 |
22 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
232 |
228 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-28:
| 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 |
82803 |
5312 |
25 |
17 |
0 |
0 |
0 |
0 |
| OW |
59 |
1405 |
182 |
265 |
3 |
0 |
0 |
0 |
| VODI |
3 |
292 |
240 |
1461 |
94 |
10 |
0 |
0 |
| ODI |
0 |
4 |
22 |
495 |
610 |
64 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
1339 |
5448 |
78 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
35 |
139 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-30:
| 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 |
81388 |
7479 |
72 |
131 |
0 |
0 |
0 |
0 |
| OW |
12 |
1144 |
406 |
338 |
9 |
0 |
0 |
0 |
| VODI |
1 |
15 |
80 |
1667 |
135 |
4 |
1 |
0 |
| ODI |
0 |
0 |
0 |
132 |
1949 |
119 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1073 |
3881 |
137 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
15 |
228 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-01:
| 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 |
83428 |
5951 |
26 |
16 |
1 |
0 |
0 |
0 |
| OW |
17 |
1260 |
323 |
261 |
18 |
0 |
0 |
0 |
| VODI |
1 |
63 |
158 |
1327 |
126 |
25 |
0 |
0 |
| ODI |
0 |
0 |
0 |
304 |
1692 |
216 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1302 |
3765 |
22 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
77 |
37 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83419 |
6163 |
31 |
26 |
0 |
0 |
0 |
0 |
| OW |
25 |
1044 |
363 |
354 |
17 |
0 |
0 |
0 |
| VODI |
2 |
67 |
113 |
1201 |
107 |
23 |
0 |
0 |
| ODI |
0 |
0 |
0 |
327 |
1768 |
142 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1247 |
3868 |
22 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
50 |
37 |
0 |
|
Date: 2024-08-03:
| 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 |
84335 |
5191 |
14 |
7 |
2 |
0 |
0 |
0 |
| OW |
26 |
1252 |
370 |
258 |
28 |
4 |
0 |
0 |
| VODI |
0 |
105 |
131 |
1157 |
159 |
36 |
0 |
0 |
| ODI |
0 |
0 |
0 |
268 |
1421 |
397 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
521 |
4671 |
25 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
38 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84327 |
5396 |
20 |
19 |
0 |
0 |
0 |
0 |
| OW |
33 |
1061 |
398 |
300 |
31 |
10 |
0 |
0 |
| VODI |
1 |
91 |
92 |
1087 |
134 |
24 |
0 |
0 |
| ODI |
0 |
0 |
5 |
284 |
1429 |
413 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
537 |
4679 |
25 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
20 |
0 |
0 |
|
Date: 2024-08-05:
| 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 |
85868 |
4360 |
14 |
0 |
2 |
0 |
0 |
0 |
| OW |
352 |
688 |
286 |
164 |
14 |
0 |
0 |
0 |
| VODI |
0 |
0 |
34 |
1358 |
132 |
9 |
0 |
0 |
| ODI |
0 |
0 |
0 |
85 |
2037 |
92 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
201 |
4578 |
64 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
22 |
56 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85641 |
4181 |
13 |
6 |
0 |
0 |
0 |
0 |
| OW |
578 |
755 |
172 |
217 |
32 |
19 |
0 |
0 |
| VODI |
1 |
112 |
144 |
1060 |
129 |
13 |
11 |
0 |
| ODI |
0 |
0 |
5 |
324 |
1697 |
381 |
13 |
0 |
| CDI |
0 |
0 |
0 |
0 |
528 |
4252 |
61 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
36 |
35 |
0 |
|
Date: 2024-08-07:
| 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 |
87531 |
2887 |
8 |
1 |
1 |
0 |
0 |
0 |
| OW |
264 |
629 |
295 |
261 |
13 |
1 |
0 |
0 |
| VODI |
0 |
6 |
64 |
1153 |
174 |
11 |
0 |
0 |
| ODI |
0 |
0 |
0 |
95 |
1838 |
100 |
2 |
0 |
| CDI |
0 |
0 |
0 |
0 |
390 |
4205 |
402 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
41 |
44 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87195 |
2807 |
18 |
5 |
2 |
0 |
0 |
0 |
| OW |
600 |
604 |
186 |
302 |
35 |
20 |
2 |
0 |
| VODI |
0 |
111 |
163 |
889 |
161 |
10 |
9 |
0 |
| ODI |
0 |
0 |
0 |
314 |
1719 |
574 |
2 |
0 |
| CDI |
0 |
0 |
0 |
0 |
499 |
3630 |
280 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
124 |
155 |
0 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87866 |
2423 |
22 |
19 |
0 |
0 |
0 |
0 |
| OW |
431 |
719 |
212 |
305 |
25 |
15 |
0 |
0 |
| VODI |
0 |
123 |
110 |
778 |
240 |
16 |
1 |
0 |
| ODI |
0 |
3 |
9 |
215 |
1296 |
1477 |
63 |
0 |
| CDI |
0 |
0 |
0 |
2 |
161 |
2108 |
1410 |
17 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
18 |
332 |
|
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