Validation of sea ice concentration - European sector
Bulletin date: 2024-08-08
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-08-02:
| 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 |
81948 |
6096 |
46 |
22 |
1 |
0 |
0 |
0 |
| OW |
1994 |
961 |
440 |
400 |
27 |
3 |
1 |
0 |
| VODI |
1954 |
209 |
242 |
876 |
221 |
50 |
16 |
0 |
| ODI |
0 |
16 |
26 |
171 |
1129 |
659 |
65 |
0 |
| CDI |
0 |
0 |
0 |
1 |
382 |
4538 |
290 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
75 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-04:
| 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 |
83521 |
4660 |
53 |
11 |
0 |
0 |
0 |
0 |
| OW |
2097 |
1081 |
383 |
278 |
23 |
12 |
6 |
0 |
| VODI |
1912 |
294 |
269 |
757 |
172 |
41 |
29 |
0 |
| ODI |
0 |
22 |
32 |
324 |
1445 |
272 |
64 |
0 |
| CDI |
0 |
0 |
0 |
3 |
703 |
4323 |
43 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
31 |
1 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-06:
| 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 |
84335 |
4579 |
58 |
7 |
0 |
0 |
0 |
0 |
| OW |
2146 |
955 |
277 |
195 |
10 |
1 |
0 |
0 |
| VODI |
1775 |
109 |
230 |
854 |
224 |
32 |
9 |
0 |
| ODI |
0 |
0 |
0 |
149 |
1384 |
551 |
6 |
0 |
| CDI |
0 |
0 |
0 |
0 |
405 |
4075 |
444 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
21 |
31 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-08:
| 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 |
85694 |
3446 |
46 |
32 |
0 |
0 |
0 |
0 |
| OW |
2280 |
794 |
201 |
217 |
29 |
4 |
1 |
0 |
| VODI |
1738 |
164 |
229 |
656 |
246 |
44 |
5 |
0 |
| ODI |
0 |
2 |
5 |
160 |
1356 |
588 |
15 |
0 |
| CDI |
0 |
0 |
0 |
2 |
137 |
3324 |
1163 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
283 |
1 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85759 |
3521 |
50 |
38 |
0 |
0 |
0 |
0 |
| OW |
2214 |
696 |
201 |
255 |
35 |
5 |
1 |
0 |
| VODI |
1739 |
185 |
221 |
572 |
245 |
44 |
3 |
0 |
| ODI |
0 |
4 |
9 |
197 |
1354 |
882 |
23 |
0 |
| CDI |
0 |
0 |
0 |
5 |
134 |
3029 |
1132 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
308 |
0 |
|
Date: 2024-08-10:
| 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 |
86452 |
2963 |
38 |
18 |
0 |
0 |
0 |
0 |
| OW |
2284 |
907 |
205 |
169 |
40 |
0 |
0 |
0 |
| VODI |
1701 |
176 |
145 |
533 |
218 |
36 |
3 |
0 |
| ODI |
0 |
0 |
7 |
174 |
1182 |
758 |
14 |
0 |
| CDI |
0 |
0 |
0 |
1 |
201 |
2574 |
1680 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
357 |
23 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86498 |
3016 |
42 |
25 |
1 |
0 |
0 |
0 |
| OW |
2233 |
833 |
212 |
193 |
43 |
0 |
0 |
0 |
| VODI |
1706 |
196 |
131 |
470 |
221 |
35 |
3 |
0 |
| ODI |
0 |
1 |
10 |
206 |
1173 |
929 |
76 |
0 |
| CDI |
0 |
0 |
0 |
1 |
202 |
2395 |
1617 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
12 |
358 |
23 |
|
Date: 2024-08-12:
| 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 |
86568 |
3424 |
64 |
27 |
6 |
0 |
0 |
0 |
| OW |
2307 |
858 |
203 |
169 |
17 |
2 |
0 |
0 |
| VODI |
1562 |
57 |
140 |
690 |
213 |
17 |
0 |
0 |
| ODI |
0 |
0 |
0 |
124 |
1553 |
341 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
251 |
3651 |
148 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
16 |
453 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86545 |
3085 |
52 |
14 |
5 |
0 |
0 |
0 |
| OW |
2233 |
928 |
173 |
204 |
30 |
2 |
0 |
0 |
| VODI |
1659 |
274 |
132 |
473 |
162 |
24 |
0 |
0 |
| ODI |
0 |
52 |
50 |
319 |
1234 |
617 |
2 |
0 |
| CDI |
0 |
0 |
0 |
0 |
609 |
3376 |
392 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
8 |
208 |
0 |
|
Date: 2024-08-14:
| 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 |
87529 |
2543 |
33 |
30 |
7 |
0 |
0 |
0 |
| OW |
2339 |
953 |
162 |
121 |
21 |
0 |
0 |
0 |
| VODI |
1520 |
176 |
212 |
698 |
151 |
11 |
0 |
0 |
| ODI |
0 |
0 |
3 |
238 |
1365 |
488 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
218 |
2958 |
977 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1 |
103 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87497 |
2153 |
22 |
19 |
7 |
0 |
0 |
0 |
| OW |
2270 |
1040 |
177 |
165 |
21 |
0 |
0 |
0 |
| VODI |
1621 |
355 |
151 |
479 |
124 |
12 |
0 |
0 |
| ODI |
0 |
124 |
60 |
422 |
1116 |
717 |
22 |
0 |
| CDI |
0 |
0 |
0 |
2 |
494 |
2729 |
986 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
77 |
0 |
|
Date: 2024-08-16:
| 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 |
88009 |
2274 |
35 |
31 |
9 |
0 |
0 |
0 |
| OW |
2376 |
933 |
148 |
74 |
15 |
0 |
0 |
0 |
| VODI |
1471 |
258 |
243 |
584 |
123 |
12 |
0 |
0 |
| ODI |
0 |
4 |
10 |
242 |
1498 |
368 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
650 |
2502 |
793 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
18 |
181 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87978 |
1727 |
31 |
30 |
5 |
0 |
0 |
0 |
| OW |
2298 |
1142 |
159 |
86 |
15 |
0 |
0 |
0 |
| VODI |
1580 |
424 |
167 |
399 |
133 |
12 |
0 |
0 |
| ODI |
0 |
176 |
79 |
410 |
1252 |
488 |
19 |
0 |
| CDI |
0 |
0 |
0 |
6 |
890 |
2224 |
768 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
176 |
188 |
0 |
|
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