Validation of sea ice concentration - European sector
Bulletin date: 2023-11-09
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-11-03:
| 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 |
89132 |
6678 |
265 |
334 |
197 |
167 |
28 |
0 |
| OW |
11 |
42 |
48 |
114 |
125 |
31 |
21 |
0 |
| VODI |
0 |
18 |
20 |
114 |
156 |
55 |
21 |
0 |
| ODI |
0 |
1 |
5 |
54 |
231 |
74 |
38 |
0 |
| CDI |
0 |
0 |
1 |
31 |
139 |
232 |
135 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
101 |
708 |
6625 |
3139 |
|
...date precedes bulletin
|
Date: 2023-11-05:
| 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 |
88572 |
7052 |
244 |
328 |
274 |
124 |
13 |
0 |
| OW |
18 |
148 |
60 |
93 |
86 |
66 |
0 |
0 |
| VODI |
0 |
37 |
37 |
70 |
91 |
102 |
1 |
0 |
| ODI |
0 |
11 |
10 |
49 |
100 |
141 |
9 |
0 |
| CDI |
0 |
4 |
13 |
30 |
105 |
178 |
27 |
0 |
| VCDI |
0 |
0 |
1 |
35 |
94 |
1391 |
6781 |
2705 |
|
...date precedes bulletin
|
Date: 2023-11-07:
| 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 |
85695 |
9659 |
258 |
349 |
264 |
77 |
10 |
0 |
| OW |
29 |
123 |
54 |
107 |
114 |
71 |
1 |
0 |
| VODI |
0 |
43 |
41 |
83 |
91 |
103 |
1 |
0 |
| ODI |
0 |
5 |
13 |
73 |
75 |
127 |
8 |
0 |
| CDI |
0 |
0 |
6 |
42 |
82 |
337 |
36 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
60 |
1079 |
7467 |
2513 |
|
...date precedes bulletin
|
Date: 2023-11-09:
| 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 |
87029 |
7829 |
223 |
399 |
253 |
184 |
16 |
0 |
| OW |
30 |
143 |
76 |
146 |
109 |
103 |
3 |
0 |
| VODI |
0 |
20 |
48 |
102 |
112 |
174 |
6 |
0 |
| ODI |
0 |
7 |
12 |
64 |
57 |
124 |
14 |
0 |
| CDI |
0 |
0 |
5 |
47 |
74 |
228 |
71 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
44 |
1043 |
7440 |
2861 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87028 |
7835 |
240 |
433 |
269 |
218 |
16 |
0 |
| OW |
31 |
133 |
54 |
111 |
103 |
100 |
5 |
0 |
| VODI |
0 |
24 |
51 |
106 |
102 |
142 |
7 |
0 |
| ODI |
0 |
7 |
13 |
56 |
62 |
133 |
15 |
0 |
| CDI |
0 |
0 |
6 |
49 |
69 |
213 |
62 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
44 |
1050 |
7445 |
2861 |
|
Date: 2023-11-11:
| 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 |
85190 |
9117 |
237 |
377 |
312 |
195 |
26 |
0 |
| OW |
33 |
306 |
119 |
128 |
79 |
106 |
13 |
0 |
| VODI |
0 |
67 |
47 |
150 |
108 |
184 |
25 |
0 |
| ODI |
0 |
2 |
7 |
61 |
61 |
152 |
35 |
0 |
| CDI |
0 |
0 |
1 |
45 |
63 |
237 |
72 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
55 |
1125 |
8003 |
2361 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85189 |
9211 |
253 |
390 |
321 |
233 |
30 |
0 |
| OW |
34 |
217 |
98 |
129 |
82 |
92 |
15 |
0 |
| VODI |
0 |
61 |
51 |
127 |
93 |
179 |
22 |
0 |
| ODI |
0 |
3 |
9 |
69 |
61 |
133 |
32 |
0 |
| CDI |
0 |
0 |
0 |
43 |
69 |
235 |
69 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
52 |
1127 |
8006 |
2361 |
|
Date: 2023-11-13:
| 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 |
84523 |
9429 |
279 |
459 |
214 |
126 |
4 |
0 |
| OW |
34 |
216 |
93 |
198 |
52 |
27 |
2 |
0 |
| VODI |
0 |
49 |
60 |
191 |
182 |
78 |
0 |
0 |
| ODI |
0 |
2 |
6 |
105 |
206 |
237 |
4 |
0 |
| CDI |
0 |
0 |
0 |
27 |
124 |
404 |
72 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
47 |
912 |
7767 |
2963 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84515 |
9366 |
269 |
431 |
300 |
188 |
6 |
0 |
| OW |
42 |
212 |
111 |
278 |
103 |
104 |
4 |
0 |
| VODI |
0 |
114 |
51 |
174 |
161 |
173 |
11 |
0 |
| ODI |
0 |
3 |
6 |
59 |
99 |
189 |
22 |
0 |
| CDI |
0 |
1 |
1 |
36 |
85 |
195 |
75 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
77 |
935 |
7731 |
2963 |
|
Date: 2023-11-15:
| 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 |
83577 |
9353 |
283 |
522 |
518 |
105 |
4 |
0 |
| OW |
40 |
217 |
58 |
132 |
328 |
17 |
3 |
0 |
| VODI |
0 |
70 |
61 |
126 |
264 |
57 |
4 |
0 |
| ODI |
0 |
9 |
20 |
99 |
213 |
146 |
6 |
0 |
| CDI |
0 |
0 |
1 |
40 |
167 |
387 |
27 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
74 |
1274 |
7878 |
3012 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83577 |
9209 |
271 |
469 |
370 |
157 |
7 |
0 |
| OW |
40 |
369 |
87 |
210 |
423 |
90 |
3 |
0 |
| VODI |
0 |
59 |
41 |
137 |
380 |
212 |
12 |
0 |
| ODI |
0 |
12 |
18 |
55 |
239 |
208 |
35 |
0 |
| CDI |
0 |
0 |
6 |
43 |
85 |
226 |
49 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
67 |
1093 |
7816 |
3012 |
|
Date: 2023-11-17:
| 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 |
82673 |
9683 |
305 |
705 |
366 |
158 |
12 |
0 |
| OW |
40 |
204 |
63 |
187 |
329 |
26 |
8 |
0 |
| VODI |
0 |
61 |
46 |
147 |
428 |
52 |
20 |
0 |
| ODI |
0 |
19 |
7 |
48 |
233 |
146 |
16 |
0 |
| CDI |
0 |
5 |
6 |
34 |
170 |
358 |
89 |
0 |
| VCDI |
0 |
0 |
2 |
9 |
105 |
1120 |
7947 |
3273 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82656 |
9385 |
271 |
506 |
434 |
204 |
25 |
0 |
| OW |
57 |
455 |
88 |
353 |
202 |
78 |
23 |
0 |
| VODI |
0 |
92 |
46 |
187 |
534 |
198 |
27 |
0 |
| ODI |
0 |
22 |
13 |
34 |
266 |
227 |
56 |
0 |
| CDI |
0 |
18 |
3 |
28 |
112 |
254 |
107 |
0 |
| VCDI |
0 |
0 |
8 |
22 |
83 |
899 |
7854 |
3273 |
|
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