Validation of sea ice concentration - European sector
Bulletin date: 2024-07-18
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-07-12:
| 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 |
74217 |
8578 |
132 |
59 |
0 |
0 |
0 |
0 |
| OW |
1425 |
1765 |
332 |
382 |
26 |
0 |
0 |
0 |
| VODI |
2784 |
639 |
375 |
981 |
346 |
2 |
0 |
0 |
| ODI |
0 |
35 |
61 |
595 |
1747 |
245 |
0 |
0 |
| CDI |
0 |
0 |
0 |
56 |
1765 |
6209 |
52 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
54 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-14:
| 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 |
75936 |
7212 |
51 |
22 |
1 |
0 |
0 |
0 |
| OW |
1450 |
1989 |
302 |
350 |
30 |
5 |
0 |
0 |
| VODI |
2755 |
799 |
320 |
782 |
265 |
25 |
0 |
0 |
| ODI |
0 |
54 |
70 |
721 |
1307 |
364 |
12 |
0 |
| CDI |
0 |
2 |
4 |
99 |
647 |
7240 |
40 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
8 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-16:
| 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 |
76057 |
7948 |
121 |
59 |
1 |
0 |
0 |
0 |
| OW |
1564 |
1864 |
386 |
310 |
18 |
0 |
0 |
0 |
| VODI |
2514 |
267 |
325 |
1269 |
389 |
16 |
0 |
0 |
| ODI |
0 |
0 |
9 |
336 |
1375 |
312 |
10 |
0 |
| CDI |
0 |
0 |
0 |
5 |
201 |
6839 |
338 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
91 |
238 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-18:
| 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 |
77294 |
7172 |
133 |
42 |
0 |
0 |
0 |
0 |
| OW |
1618 |
1644 |
333 |
222 |
8 |
0 |
0 |
0 |
| VODI |
2473 |
348 |
321 |
1183 |
536 |
14 |
1 |
0 |
| ODI |
0 |
0 |
15 |
382 |
1156 |
259 |
11 |
0 |
| CDI |
0 |
0 |
0 |
10 |
207 |
7072 |
150 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
258 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77294 |
7390 |
135 |
36 |
0 |
0 |
0 |
0 |
| OW |
1617 |
1455 |
334 |
250 |
9 |
0 |
0 |
0 |
| VODI |
2474 |
317 |
304 |
1105 |
491 |
13 |
1 |
0 |
| ODI |
0 |
2 |
29 |
433 |
1173 |
332 |
10 |
0 |
| CDI |
0 |
0 |
0 |
15 |
234 |
7006 |
151 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
252 |
0 |
0 |
|
Date: 2024-07-20:
| 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 |
77627 |
7214 |
106 |
70 |
2 |
0 |
0 |
0 |
| OW |
1624 |
1495 |
266 |
264 |
19 |
3 |
0 |
0 |
| VODI |
2430 |
392 |
317 |
1044 |
622 |
34 |
2 |
0 |
| ODI |
0 |
8 |
31 |
379 |
960 |
143 |
11 |
0 |
| CDI |
0 |
0 |
0 |
18 |
544 |
6456 |
177 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
600 |
4 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77628 |
7444 |
97 |
58 |
1 |
0 |
0 |
0 |
| OW |
1620 |
1285 |
290 |
291 |
19 |
1 |
0 |
0 |
| VODI |
2433 |
362 |
285 |
968 |
617 |
35 |
2 |
0 |
| ODI |
0 |
18 |
48 |
436 |
953 |
300 |
11 |
0 |
| CDI |
0 |
0 |
0 |
22 |
557 |
6334 |
164 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
566 |
17 |
0 |
|
Date: 2024-07-22:
| 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 |
78100 |
7556 |
115 |
68 |
2 |
0 |
0 |
0 |
| OW |
1717 |
1285 |
300 |
251 |
16 |
0 |
0 |
0 |
| VODI |
2342 |
143 |
275 |
1465 |
392 |
11 |
1 |
0 |
| ODI |
0 |
3 |
13 |
257 |
987 |
147 |
19 |
0 |
| CDI |
0 |
0 |
0 |
0 |
341 |
6234 |
121 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
329 |
372 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78074 |
7120 |
100 |
51 |
3 |
0 |
0 |
0 |
| OW |
1693 |
1378 |
243 |
295 |
23 |
3 |
0 |
0 |
| VODI |
2392 |
423 |
278 |
1157 |
321 |
23 |
5 |
0 |
| ODI |
0 |
64 |
80 |
511 |
767 |
173 |
51 |
0 |
| CDI |
0 |
2 |
2 |
27 |
624 |
5959 |
149 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
563 |
308 |
0 |
|
Date: 2024-07-24:
| 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 |
79143 |
6929 |
80 |
50 |
0 |
0 |
0 |
0 |
| OW |
1753 |
1262 |
279 |
166 |
7 |
0 |
0 |
0 |
| VODI |
2298 |
230 |
380 |
1431 |
247 |
3 |
0 |
0 |
| ODI |
0 |
11 |
23 |
336 |
857 |
97 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
860 |
5581 |
24 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
418 |
397 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79121 |
6439 |
91 |
55 |
0 |
0 |
0 |
0 |
| OW |
1722 |
1490 |
248 |
218 |
29 |
0 |
0 |
0 |
| VODI |
2351 |
404 |
310 |
1064 |
171 |
6 |
0 |
0 |
| ODI |
0 |
94 |
107 |
624 |
666 |
206 |
3 |
0 |
| CDI |
0 |
5 |
6 |
22 |
1098 |
4986 |
17 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
901 |
401 |
0 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79678 |
6177 |
106 |
71 |
1 |
0 |
0 |
0 |
| OW |
1832 |
1345 |
168 |
260 |
54 |
0 |
0 |
0 |
| VODI |
2324 |
522 |
279 |
931 |
104 |
27 |
0 |
0 |
| ODI |
0 |
153 |
119 |
612 |
616 |
155 |
11 |
0 |
| CDI |
0 |
27 |
8 |
32 |
1497 |
5035 |
46 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
343 |
329 |
0 |
|
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