Validation of sea ice concentration - European sector
Bulletin date: 2024-08-01
Data source: OSI SAF N.H. AMSR 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 |
79810 |
6558 |
62 |
49 |
0 |
0 |
0 |
0 |
| OW |
1902 |
1243 |
241 |
219 |
9 |
0 |
0 |
0 |
| VODI |
2122 |
389 |
331 |
1297 |
214 |
11 |
0 |
0 |
| ODI |
0 |
34 |
45 |
337 |
668 |
115 |
1 |
0 |
| CDI |
0 |
0 |
1 |
4 |
1381 |
5247 |
119 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
187 |
266 |
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 |
80274 |
6441 |
58 |
32 |
1 |
0 |
0 |
0 |
| OW |
1919 |
1279 |
235 |
284 |
19 |
0 |
0 |
0 |
| VODI |
2081 |
391 |
289 |
1208 |
152 |
13 |
0 |
0 |
| ODI |
0 |
78 |
64 |
347 |
556 |
127 |
0 |
0 |
| CDI |
0 |
1 |
2 |
23 |
1129 |
5472 |
214 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
6 |
167 |
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 |
80256 |
7209 |
132 |
102 |
7 |
0 |
0 |
0 |
| OW |
1946 |
1100 |
397 |
331 |
19 |
0 |
0 |
0 |
| VODI |
2010 |
175 |
264 |
1191 |
227 |
13 |
0 |
0 |
| ODI |
0 |
0 |
8 |
157 |
1742 |
277 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
828 |
4017 |
223 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
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 |
82640 |
5323 |
57 |
30 |
10 |
0 |
0 |
0 |
| OW |
2026 |
970 |
403 |
330 |
53 |
1 |
0 |
0 |
| VODI |
1972 |
204 |
267 |
974 |
169 |
48 |
18 |
0 |
| ODI |
0 |
10 |
24 |
279 |
1523 |
284 |
73 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1160 |
3765 |
141 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
46 |
62 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82640 |
5507 |
84 |
34 |
9 |
0 |
0 |
0 |
| OW |
2023 |
789 |
398 |
446 |
49 |
0 |
0 |
0 |
| VODI |
1975 |
200 |
249 |
832 |
157 |
46 |
11 |
0 |
| ODI |
0 |
11 |
20 |
301 |
1589 |
239 |
60 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1111 |
3839 |
161 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
20 |
62 |
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 |
82958 |
5181 |
44 |
12 |
0 |
0 |
0 |
0 |
| OW |
2076 |
948 |
429 |
386 |
23 |
5 |
1 |
0 |
| VODI |
1931 |
223 |
237 |
823 |
226 |
45 |
15 |
0 |
| ODI |
0 |
20 |
29 |
252 |
1077 |
677 |
13 |
0 |
| CDI |
0 |
0 |
0 |
3 |
311 |
4742 |
142 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
4 |
29 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82944 |
5366 |
70 |
21 |
0 |
0 |
0 |
0 |
| OW |
2087 |
791 |
428 |
430 |
22 |
8 |
3 |
0 |
| VODI |
1934 |
190 |
212 |
750 |
211 |
35 |
12 |
0 |
| ODI |
0 |
25 |
29 |
268 |
1075 |
707 |
10 |
0 |
| CDI |
0 |
0 |
0 |
7 |
329 |
4719 |
163 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
4 |
12 |
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 |
83906 |
4919 |
59 |
20 |
0 |
0 |
0 |
0 |
| OW |
2131 |
973 |
277 |
171 |
8 |
0 |
0 |
0 |
| VODI |
1794 |
115 |
272 |
859 |
243 |
25 |
6 |
0 |
| ODI |
0 |
0 |
3 |
152 |
1676 |
359 |
13 |
0 |
| CDI |
0 |
0 |
0 |
0 |
209 |
4298 |
301 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
12 |
61 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83812 |
4625 |
42 |
15 |
0 |
0 |
0 |
0 |
| OW |
2125 |
1118 |
272 |
177 |
21 |
13 |
8 |
0 |
| VODI |
1894 |
246 |
270 |
695 |
188 |
39 |
15 |
0 |
| ODI |
0 |
18 |
27 |
314 |
1464 |
536 |
47 |
0 |
| CDI |
0 |
0 |
0 |
1 |
463 |
4083 |
272 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
23 |
39 |
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 |
85376 |
3651 |
43 |
25 |
0 |
0 |
0 |
0 |
| OW |
2260 |
831 |
231 |
209 |
18 |
1 |
1 |
0 |
| VODI |
1759 |
115 |
220 |
776 |
231 |
42 |
5 |
0 |
| ODI |
0 |
0 |
2 |
183 |
1449 |
386 |
4 |
0 |
| CDI |
0 |
0 |
0 |
1 |
387 |
4098 |
479 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
35 |
44 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85154 |
3476 |
33 |
19 |
0 |
0 |
0 |
0 |
| OW |
2385 |
870 |
212 |
223 |
27 |
20 |
8 |
0 |
| VODI |
1856 |
239 |
228 |
623 |
192 |
35 |
14 |
0 |
| ODI |
0 |
12 |
23 |
325 |
1457 |
749 |
26 |
0 |
| CDI |
0 |
0 |
0 |
4 |
409 |
3619 |
360 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
139 |
125 |
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 |
85383 |
3888 |
55 |
20 |
0 |
0 |
0 |
0 |
| OW |
2244 |
895 |
181 |
206 |
30 |
0 |
1 |
0 |
| VODI |
1717 |
191 |
203 |
577 |
219 |
32 |
5 |
0 |
| ODI |
0 |
2 |
4 |
172 |
1232 |
781 |
15 |
0 |
| CDI |
0 |
0 |
0 |
2 |
131 |
2572 |
1752 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
339 |
13 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85203 |
3707 |
49 |
29 |
0 |
0 |
0 |
0 |
| OW |
2327 |
991 |
175 |
217 |
23 |
8 |
8 |
0 |
| VODI |
1814 |
268 |
198 |
497 |
239 |
43 |
7 |
0 |
| ODI |
0 |
10 |
21 |
226 |
1160 |
1480 |
146 |
0 |
| CDI |
0 |
0 |
0 |
8 |
190 |
1854 |
1628 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
323 |
13 |
|
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