Validation of sea ice concentration - European sector
Bulletin date: 2024-07-25
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-07-19:
| 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 |
80009 |
6227 |
49 |
7 |
0 |
0 |
0 |
0 |
| OW |
6 |
1580 |
300 |
253 |
10 |
0 |
0 |
0 |
| VODI |
0 |
347 |
202 |
1398 |
524 |
4 |
0 |
0 |
| ODI |
0 |
4 |
3 |
360 |
1249 |
61 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
335 |
6889 |
169 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
422 |
8 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-21:
| 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 |
80088 |
6357 |
31 |
11 |
0 |
0 |
0 |
0 |
| OW |
2 |
1628 |
249 |
261 |
11 |
0 |
0 |
0 |
| VODI |
0 |
354 |
223 |
1456 |
406 |
5 |
0 |
0 |
| ODI |
0 |
1 |
0 |
428 |
987 |
75 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
499 |
6712 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
624 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-23:
| 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 |
80580 |
6846 |
29 |
13 |
0 |
0 |
0 |
0 |
| OW |
10 |
1311 |
331 |
162 |
5 |
0 |
0 |
0 |
| VODI |
0 |
70 |
129 |
1722 |
408 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
180 |
1131 |
102 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
150 |
5979 |
427 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
343 |
488 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-25:
| 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 |
81459 |
6223 |
35 |
13 |
0 |
0 |
0 |
0 |
| OW |
57 |
1339 |
210 |
170 |
2 |
0 |
0 |
0 |
| VODI |
3 |
191 |
199 |
1775 |
153 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
419 |
825 |
48 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1017 |
5557 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
406 |
306 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81477 |
6289 |
39 |
14 |
0 |
0 |
0 |
0 |
| OW |
37 |
1290 |
241 |
194 |
2 |
0 |
0 |
0 |
| VODI |
5 |
174 |
164 |
1793 |
146 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
376 |
815 |
43 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1034 |
5514 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
454 |
304 |
0 |
|
Date: 2024-07-27:
| 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 |
82064 |
5861 |
24 |
12 |
0 |
0 |
0 |
0 |
| OW |
67 |
1349 |
193 |
257 |
4 |
0 |
0 |
0 |
| VODI |
4 |
222 |
216 |
1665 |
108 |
7 |
0 |
0 |
| ODI |
0 |
1 |
5 |
463 |
657 |
62 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
1473 |
5258 |
114 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
51 |
273 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82082 |
5976 |
26 |
21 |
0 |
0 |
0 |
0 |
| OW |
46 |
1266 |
231 |
310 |
10 |
0 |
0 |
0 |
| VODI |
7 |
191 |
175 |
1618 |
114 |
3 |
0 |
0 |
| ODI |
0 |
0 |
6 |
448 |
609 |
76 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
1509 |
5272 |
124 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
27 |
263 |
0 |
|
Date: 2024-07-29:
| 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 |
82414 |
6430 |
38 |
29 |
0 |
0 |
0 |
0 |
| OW |
16 |
1110 |
440 |
293 |
8 |
0 |
0 |
0 |
| VODI |
1 |
3 |
36 |
1830 |
123 |
0 |
1 |
0 |
| ODI |
0 |
0 |
0 |
59 |
2002 |
123 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
355 |
4853 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
45 |
199 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82402 |
5910 |
27 |
38 |
0 |
0 |
0 |
0 |
| OW |
24 |
1406 |
235 |
335 |
19 |
0 |
0 |
0 |
| VODI |
5 |
221 |
227 |
1404 |
116 |
8 |
1 |
0 |
| ODI |
0 |
6 |
25 |
427 |
549 |
91 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
1804 |
4860 |
12 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
62 |
195 |
0 |
|
Date: 2024-07-31:
| 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 |
81645 |
7405 |
75 |
102 |
55 |
0 |
0 |
0 |
| OW |
13 |
1139 |
375 |
300 |
64 |
0 |
0 |
0 |
| VODI |
1 |
47 |
137 |
1477 |
119 |
11 |
0 |
0 |
| ODI |
0 |
0 |
0 |
254 |
1799 |
104 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
1730 |
3383 |
7 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
63 |
110 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81635 |
6768 |
76 |
103 |
32 |
0 |
0 |
0 |
| OW |
19 |
1423 |
268 |
447 |
80 |
1 |
0 |
0 |
| VODI |
5 |
367 |
201 |
1032 |
89 |
21 |
0 |
0 |
| ODI |
0 |
33 |
42 |
478 |
650 |
120 |
0 |
0 |
| CDI |
0 |
0 |
0 |
74 |
2916 |
3240 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
179 |
117 |
0 |
|
Date: 2024-08-02:
| 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 |
84026 |
5403 |
25 |
14 |
3 |
0 |
0 |
0 |
| OW |
39 |
1196 |
350 |
300 |
24 |
2 |
0 |
0 |
| VODI |
0 |
79 |
129 |
1225 |
170 |
25 |
4 |
0 |
| ODI |
0 |
0 |
2 |
205 |
1483 |
381 |
14 |
0 |
| CDI |
0 |
0 |
0 |
0 |
439 |
4690 |
104 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
22 |
62 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83988 |
4894 |
24 |
26 |
0 |
0 |
0 |
0 |
| OW |
72 |
1434 |
287 |
198 |
13 |
5 |
0 |
0 |
| VODI |
5 |
337 |
169 |
1085 |
95 |
24 |
3 |
0 |
| ODI |
0 |
13 |
26 |
395 |
732 |
346 |
16 |
0 |
| CDI |
0 |
0 |
0 |
40 |
1279 |
4643 |
129 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
102 |
36 |
0 |
|
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