Validation of sea ice concentration - European sector
Bulletin date: 2024-06-27
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-06-21:
| 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 |
66940 |
13257 |
136 |
95 |
18 |
0 |
0 |
0 |
| OW |
1043 |
1893 |
372 |
428 |
95 |
13 |
0 |
0 |
| VODI |
3305 |
318 |
211 |
763 |
433 |
56 |
0 |
0 |
| ODI |
0 |
36 |
41 |
266 |
565 |
205 |
4 |
0 |
| CDI |
0 |
43 |
33 |
159 |
978 |
2414 |
1008 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
183 |
1639 |
5437 |
473 |
|
...date precedes bulletin
|
Date: 2024-06-23:
| 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 |
67330 |
13343 |
125 |
111 |
28 |
0 |
0 |
0 |
| OW |
1048 |
1807 |
330 |
350 |
143 |
14 |
0 |
0 |
| VODI |
3296 |
366 |
204 |
571 |
363 |
80 |
1 |
0 |
| ODI |
0 |
62 |
49 |
266 |
330 |
320 |
14 |
0 |
| CDI |
0 |
67 |
39 |
270 |
1207 |
2657 |
964 |
0 |
| VCDI |
0 |
0 |
1 |
8 |
476 |
2918 |
3677 |
27 |
|
...date precedes bulletin
|
Date: 2024-06-25:
| 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 |
67144 |
14380 |
221 |
258 |
44 |
0 |
0 |
0 |
| OW |
1085 |
1272 |
307 |
373 |
93 |
6 |
0 |
0 |
| VODI |
3243 |
201 |
201 |
591 |
409 |
30 |
0 |
0 |
| ODI |
0 |
24 |
29 |
262 |
718 |
318 |
12 |
0 |
| CDI |
0 |
26 |
26 |
149 |
1250 |
5268 |
599 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
39 |
1732 |
2552 |
0 |
|
...date precedes bulletin
|
Date: 2024-06-27:
| 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 |
67587 |
14079 |
194 |
191 |
16 |
0 |
0 |
0 |
| OW |
1094 |
1241 |
257 |
383 |
133 |
3 |
0 |
0 |
| VODI |
3231 |
290 |
186 |
474 |
438 |
52 |
0 |
0 |
| ODI |
0 |
64 |
68 |
245 |
611 |
386 |
7 |
0 |
| CDI |
0 |
32 |
26 |
188 |
859 |
5965 |
1846 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
1146 |
1560 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67587 |
14076 |
200 |
210 |
17 |
0 |
0 |
0 |
| OW |
1094 |
1212 |
243 |
371 |
133 |
2 |
0 |
0 |
| VODI |
3231 |
315 |
191 |
462 |
425 |
55 |
0 |
0 |
| ODI |
0 |
69 |
68 |
254 |
644 |
387 |
6 |
0 |
| CDI |
0 |
34 |
29 |
184 |
836 |
5726 |
1763 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
1382 |
1644 |
0 |
|
Date: 2024-06-29:
| 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 |
68272 |
13063 |
156 |
131 |
1 |
0 |
0 |
0 |
| OW |
1103 |
1206 |
264 |
422 |
127 |
1 |
0 |
0 |
| VODI |
3220 |
395 |
216 |
569 |
537 |
53 |
0 |
0 |
| ODI |
0 |
99 |
91 |
326 |
696 |
365 |
18 |
0 |
| CDI |
0 |
35 |
42 |
212 |
993 |
6617 |
1702 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
981 |
947 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68272 |
13029 |
178 |
171 |
0 |
0 |
0 |
0 |
| OW |
1103 |
1226 |
244 |
394 |
144 |
0 |
0 |
0 |
| VODI |
3220 |
394 |
214 |
534 |
478 |
41 |
1 |
0 |
| ODI |
0 |
118 |
92 |
361 |
809 |
413 |
22 |
0 |
| CDI |
0 |
31 |
41 |
200 |
913 |
6257 |
1601 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
1306 |
1043 |
0 |
|
Date: 2024-07-01:
| 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 |
69583 |
12285 |
155 |
147 |
3 |
0 |
0 |
0 |
| OW |
1226 |
1187 |
272 |
397 |
54 |
0 |
0 |
0 |
| VODI |
2989 |
227 |
288 |
926 |
537 |
8 |
0 |
0 |
| ODI |
0 |
20 |
30 |
451 |
1797 |
548 |
2 |
0 |
| CDI |
0 |
0 |
0 |
54 |
737 |
6650 |
249 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
906 |
1134 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69476 |
11801 |
128 |
140 |
9 |
0 |
0 |
0 |
| OW |
1128 |
1263 |
242 |
446 |
79 |
0 |
0 |
0 |
| VODI |
3194 |
455 |
207 |
657 |
481 |
14 |
0 |
0 |
| ODI |
0 |
168 |
118 |
434 |
974 |
275 |
5 |
0 |
| CDI |
0 |
32 |
50 |
296 |
1528 |
6014 |
660 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
57 |
1809 |
720 |
0 |
|
Date: 2024-07-03:
| 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 |
71115 |
10978 |
161 |
127 |
2 |
0 |
0 |
0 |
| OW |
1241 |
1213 |
280 |
387 |
79 |
0 |
0 |
0 |
| VODI |
2971 |
276 |
229 |
835 |
550 |
61 |
0 |
0 |
| ODI |
0 |
27 |
43 |
412 |
1352 |
770 |
5 |
0 |
| CDI |
0 |
0 |
0 |
65 |
1086 |
6590 |
284 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
1639 |
81 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71014 |
10513 |
131 |
143 |
10 |
0 |
0 |
0 |
| OW |
1135 |
1252 |
241 |
401 |
114 |
7 |
0 |
0 |
| VODI |
3178 |
507 |
177 |
596 |
420 |
81 |
1 |
0 |
| ODI |
0 |
184 |
112 |
360 |
788 |
442 |
14 |
0 |
| CDI |
0 |
38 |
52 |
326 |
1702 |
6083 |
302 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
38 |
2447 |
53 |
0 |
|
Date: 2024-07-05:
| 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 |
71890 |
10640 |
155 |
117 |
2 |
0 |
0 |
0 |
| OW |
1259 |
1205 |
234 |
330 |
78 |
1 |
0 |
0 |
| VODI |
2946 |
362 |
267 |
817 |
369 |
71 |
0 |
0 |
| ODI |
0 |
48 |
59 |
440 |
1235 |
578 |
8 |
0 |
| CDI |
0 |
1 |
3 |
81 |
1010 |
6981 |
172 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1503 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71787 |
10151 |
149 |
132 |
2 |
0 |
0 |
0 |
| OW |
1147 |
1241 |
206 |
347 |
110 |
3 |
0 |
0 |
| VODI |
3161 |
557 |
185 |
627 |
349 |
76 |
0 |
0 |
| ODI |
0 |
236 |
97 |
274 |
717 |
412 |
18 |
0 |
| CDI |
0 |
71 |
81 |
405 |
1482 |
5640 |
160 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
34 |
3003 |
2 |
0 |
|
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