Validation of sea ice concentration - European sector
Bulletin date: 2024-07-04
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-06-28:
| 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 |
68049 |
13478 |
154 |
162 |
3 |
0 |
0 |
0 |
| OW |
1099 |
1218 |
252 |
418 |
152 |
2 |
0 |
0 |
| VODI |
3225 |
339 |
177 |
519 |
470 |
74 |
7 |
0 |
| ODI |
0 |
84 |
77 |
289 |
578 |
468 |
24 |
0 |
| CDI |
0 |
32 |
33 |
181 |
921 |
6153 |
1995 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1113 |
1116 |
0 |
|
...date precedes bulletin
|
Date: 2024-06-30:
| 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 |
68290 |
12922 |
153 |
109 |
3 |
0 |
0 |
0 |
| OW |
1119 |
1283 |
213 |
447 |
132 |
0 |
0 |
0 |
| VODI |
3203 |
438 |
194 |
612 |
626 |
24 |
0 |
0 |
| ODI |
0 |
113 |
107 |
360 |
791 |
311 |
11 |
0 |
| CDI |
0 |
36 |
47 |
254 |
1380 |
6613 |
878 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
1418 |
761 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-02:
| 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 |
70793 |
11200 |
173 |
123 |
1 |
0 |
0 |
0 |
| OW |
1233 |
1170 |
282 |
387 |
71 |
0 |
0 |
0 |
| VODI |
2981 |
243 |
246 |
914 |
565 |
28 |
0 |
0 |
| ODI |
0 |
20 |
43 |
440 |
1397 |
849 |
17 |
0 |
| CDI |
0 |
0 |
0 |
42 |
681 |
6758 |
273 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1694 |
238 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-04:
| 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 |
71350 |
10979 |
136 |
113 |
14 |
0 |
0 |
0 |
| OW |
1247 |
1193 |
264 |
377 |
66 |
1 |
0 |
0 |
| VODI |
2960 |
325 |
271 |
868 |
426 |
51 |
0 |
0 |
| ODI |
0 |
40 |
63 |
443 |
1250 |
688 |
9 |
0 |
| CDI |
0 |
0 |
0 |
75 |
1286 |
6480 |
194 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1624 |
69 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71350 |
10972 |
140 |
130 |
15 |
0 |
0 |
0 |
| OW |
1247 |
1176 |
258 |
362 |
71 |
0 |
0 |
0 |
| VODI |
2960 |
352 |
273 |
837 |
417 |
60 |
0 |
0 |
| ODI |
0 |
37 |
60 |
452 |
1265 |
792 |
4 |
0 |
| CDI |
0 |
0 |
3 |
95 |
1274 |
6357 |
233 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1635 |
35 |
0 |
|
Date: 2024-07-06:
| 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 |
71955 |
10695 |
142 |
148 |
11 |
0 |
0 |
0 |
| OW |
1271 |
1187 |
228 |
344 |
84 |
8 |
0 |
0 |
| VODI |
2933 |
420 |
244 |
755 |
384 |
106 |
0 |
0 |
| ODI |
0 |
61 |
71 |
446 |
998 |
635 |
5 |
0 |
| CDI |
0 |
0 |
4 |
90 |
879 |
6940 |
531 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
1273 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71954 |
10652 |
148 |
156 |
11 |
0 |
0 |
0 |
| OW |
1269 |
1208 |
210 |
334 |
72 |
4 |
0 |
0 |
| VODI |
2936 |
431 |
250 |
733 |
409 |
99 |
0 |
0 |
| ODI |
0 |
66 |
74 |
439 |
987 |
787 |
0 |
0 |
| CDI |
0 |
6 |
7 |
121 |
877 |
6710 |
535 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
1362 |
1 |
0 |
|
Date: 2024-07-08:
| 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 |
74092 |
9101 |
123 |
84 |
0 |
0 |
0 |
0 |
| OW |
1340 |
1250 |
313 |
367 |
22 |
0 |
0 |
0 |
| VODI |
2850 |
200 |
262 |
1037 |
485 |
21 |
0 |
0 |
| ODI |
0 |
1 |
19 |
258 |
1585 |
667 |
0 |
0 |
| CDI |
0 |
0 |
0 |
15 |
644 |
6793 |
324 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
513 |
496 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74025 |
8614 |
126 |
103 |
1 |
0 |
0 |
0 |
| OW |
1343 |
1156 |
228 |
419 |
89 |
5 |
0 |
0 |
| VODI |
2914 |
541 |
234 |
737 |
473 |
76 |
0 |
0 |
| ODI |
0 |
215 |
91 |
354 |
919 |
834 |
5 |
0 |
| CDI |
0 |
26 |
38 |
148 |
1254 |
5772 |
418 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1307 |
397 |
0 |
|
Date: 2024-07-10:
| 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 |
74600 |
8382 |
99 |
36 |
0 |
0 |
0 |
0 |
| OW |
1385 |
1452 |
346 |
350 |
9 |
3 |
0 |
0 |
| VODI |
2817 |
391 |
349 |
1168 |
413 |
17 |
0 |
0 |
| ODI |
0 |
19 |
49 |
398 |
1411 |
565 |
2 |
0 |
| CDI |
0 |
0 |
1 |
29 |
623 |
7564 |
162 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
220 |
2 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74558 |
8038 |
112 |
57 |
0 |
0 |
0 |
0 |
| OW |
1355 |
1204 |
267 |
452 |
96 |
8 |
0 |
0 |
| VODI |
2889 |
678 |
323 |
809 |
400 |
54 |
0 |
0 |
| ODI |
0 |
278 |
97 |
476 |
864 |
675 |
6 |
0 |
| CDI |
0 |
46 |
45 |
187 |
1096 |
6508 |
160 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1124 |
0 |
0 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
74198 |
8158 |
152 |
93 |
3 |
0 |
0 |
0 |
| OW |
1363 |
1475 |
284 |
425 |
110 |
0 |
0 |
0 |
| VODI |
2865 |
910 |
286 |
647 |
281 |
7 |
0 |
0 |
| ODI |
0 |
443 |
149 |
709 |
1058 |
296 |
0 |
0 |
| CDI |
0 |
31 |
29 |
199 |
2432 |
5342 |
52 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
865 |
0 |
0 |
|
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