Validation of sea ice concentration - European sector
Bulletin date: 2024-09-12
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-09-06:
| 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 |
88757 |
2662 |
30 |
7 |
0 |
0 |
0 |
0 |
| OW |
2969 |
483 |
150 |
197 |
0 |
0 |
0 |
0 |
| VODI |
747 |
43 |
78 |
404 |
162 |
1 |
0 |
0 |
| ODI |
0 |
2 |
10 |
78 |
544 |
335 |
1 |
0 |
| CDI |
0 |
0 |
0 |
3 |
303 |
2428 |
876 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
157 |
1435 |
0 |
|
...date precedes bulletin
|
Date: 2024-09-08:
| 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 |
88607 |
2664 |
35 |
13 |
0 |
0 |
0 |
0 |
| OW |
2914 |
422 |
156 |
244 |
3 |
0 |
0 |
0 |
| VODI |
753 |
32 |
76 |
397 |
191 |
1 |
0 |
0 |
| ODI |
0 |
2 |
11 |
79 |
437 |
194 |
1 |
0 |
| CDI |
0 |
0 |
0 |
7 |
283 |
2724 |
649 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
911 |
1056 |
0 |
|
...date precedes bulletin
|
Date: 2024-09-10:
| 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 |
88230 |
2906 |
48 |
2 |
0 |
0 |
0 |
0 |
| OW |
2649 |
305 |
123 |
114 |
0 |
0 |
0 |
0 |
| VODI |
1101 |
38 |
96 |
450 |
110 |
3 |
0 |
0 |
| ODI |
0 |
1 |
3 |
76 |
592 |
201 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
190 |
3399 |
646 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
239 |
1340 |
0 |
|
...date precedes bulletin
|
Date: 2024-09-12:
| 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 |
87969 |
2992 |
40 |
9 |
0 |
0 |
0 |
0 |
| OW |
2452 |
286 |
111 |
178 |
4 |
0 |
0 |
0 |
| VODI |
1441 |
12 |
47 |
265 |
255 |
70 |
0 |
0 |
| ODI |
0 |
0 |
1 |
8 |
105 |
502 |
18 |
0 |
| CDI |
0 |
0 |
0 |
1 |
10 |
1813 |
644 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
630 |
2988 |
11 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88041 |
3011 |
48 |
9 |
0 |
0 |
0 |
0 |
| OW |
2534 |
269 |
109 |
195 |
6 |
0 |
0 |
0 |
| VODI |
1287 |
10 |
41 |
249 |
248 |
85 |
0 |
0 |
| ODI |
0 |
0 |
1 |
7 |
110 |
456 |
32 |
0 |
| CDI |
0 |
0 |
0 |
1 |
10 |
1794 |
609 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
680 |
3009 |
11 |
|
Date: 2024-09-14:
| 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 |
88119 |
2976 |
33 |
13 |
0 |
0 |
0 |
0 |
| OW |
2413 |
352 |
85 |
167 |
2 |
0 |
0 |
0 |
| VODI |
1488 |
51 |
60 |
248 |
217 |
32 |
0 |
0 |
| ODI |
0 |
1 |
5 |
18 |
169 |
295 |
1 |
0 |
| CDI |
0 |
0 |
0 |
1 |
49 |
1106 |
476 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1594 |
2891 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88195 |
3012 |
41 |
21 |
0 |
0 |
0 |
0 |
| OW |
2493 |
328 |
84 |
172 |
3 |
0 |
0 |
0 |
| VODI |
1332 |
39 |
53 |
235 |
210 |
46 |
0 |
0 |
| ODI |
0 |
1 |
5 |
14 |
167 |
280 |
5 |
0 |
| CDI |
0 |
0 |
0 |
5 |
57 |
1047 |
428 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1654 |
2935 |
0 |
|
Date: 2024-09-16:
| 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 |
87987 |
3007 |
57 |
68 |
4 |
0 |
0 |
0 |
| OW |
2535 |
264 |
29 |
90 |
0 |
0 |
0 |
0 |
| VODI |
1286 |
133 |
76 |
232 |
156 |
7 |
0 |
0 |
| ODI |
0 |
1 |
9 |
54 |
247 |
308 |
1 |
0 |
| CDI |
0 |
0 |
0 |
5 |
36 |
2523 |
387 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
554 |
2802 |
4 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87972 |
3064 |
53 |
77 |
4 |
0 |
0 |
0 |
| OW |
2450 |
311 |
76 |
204 |
18 |
0 |
0 |
0 |
| VODI |
1386 |
30 |
40 |
154 |
279 |
63 |
0 |
0 |
| ODI |
0 |
0 |
2 |
11 |
107 |
310 |
1 |
0 |
| CDI |
0 |
0 |
0 |
3 |
35 |
1380 |
360 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1639 |
2829 |
4 |
|
Date: 2024-09-18:
| 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 |
88072 |
3009 |
68 |
40 |
0 |
0 |
0 |
0 |
| OW |
2536 |
318 |
52 |
89 |
1 |
0 |
0 |
0 |
| VODI |
1233 |
143 |
63 |
205 |
171 |
4 |
0 |
0 |
| ODI |
0 |
8 |
23 |
78 |
201 |
179 |
3 |
0 |
| CDI |
0 |
0 |
0 |
7 |
100 |
1339 |
228 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
1172 |
3370 |
142 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87995 |
3114 |
69 |
50 |
0 |
0 |
0 |
0 |
| OW |
2397 |
301 |
88 |
197 |
36 |
0 |
0 |
0 |
| VODI |
1449 |
63 |
49 |
138 |
222 |
68 |
0 |
0 |
| ODI |
0 |
0 |
0 |
32 |
143 |
186 |
14 |
0 |
| CDI |
0 |
0 |
0 |
2 |
80 |
828 |
263 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1612 |
3324 |
142 |
|
Date: 2024-09-20:
| 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 |
88302 |
2849 |
90 |
27 |
0 |
0 |
0 |
0 |
| OW |
2477 |
307 |
51 |
128 |
3 |
0 |
0 |
0 |
| VODI |
1302 |
146 |
42 |
141 |
178 |
22 |
0 |
0 |
| ODI |
0 |
16 |
20 |
83 |
142 |
150 |
16 |
0 |
| CDI |
0 |
0 |
0 |
6 |
95 |
726 |
387 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
870 |
3626 |
660 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88288 |
2805 |
78 |
24 |
0 |
0 |
0 |
0 |
| OW |
2425 |
360 |
66 |
164 |
41 |
10 |
0 |
0 |
| VODI |
1368 |
148 |
47 |
128 |
169 |
74 |
8 |
0 |
| ODI |
0 |
5 |
12 |
65 |
132 |
160 |
35 |
0 |
| CDI |
0 |
0 |
0 |
4 |
76 |
660 |
410 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
864 |
3576 |
660 |
|
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