Validation of sea ice concentration - European sector
Bulletin date: 2024-11-07
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-11-01:
| 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 |
83060 |
4910 |
91 |
120 |
19 |
0 |
0 |
0 |
| OW |
1313 |
350 |
85 |
114 |
76 |
1 |
0 |
0 |
| VODI |
2826 |
110 |
79 |
162 |
163 |
36 |
0 |
0 |
| ODI |
0 |
12 |
27 |
118 |
127 |
216 |
8 |
0 |
| CDI |
0 |
0 |
4 |
54 |
245 |
972 |
103 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
38 |
3471 |
3800 |
152 |
|
...date precedes bulletin
|
Date: 2024-11-03:
| 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 |
83085 |
4650 |
51 |
121 |
10 |
0 |
0 |
0 |
| OW |
1233 |
502 |
81 |
73 |
77 |
4 |
0 |
0 |
| VODI |
2981 |
135 |
93 |
154 |
131 |
44 |
0 |
0 |
| ODI |
0 |
23 |
28 |
150 |
103 |
186 |
8 |
0 |
| CDI |
0 |
0 |
5 |
81 |
217 |
1039 |
154 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
3462 |
3724 |
251 |
|
...date precedes bulletin
|
Date: 2024-11-05:
| 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 |
82092 |
5591 |
68 |
85 |
19 |
0 |
0 |
0 |
| OW |
1202 |
450 |
110 |
175 |
16 |
0 |
0 |
0 |
| VODI |
3016 |
75 |
89 |
303 |
243 |
5 |
0 |
0 |
| ODI |
0 |
4 |
9 |
79 |
313 |
180 |
4 |
0 |
| CDI |
0 |
0 |
1 |
22 |
210 |
1130 |
225 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
2991 |
4149 |
3 |
|
...date precedes bulletin
|
Date: 2024-11-07:
| 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 |
81653 |
5845 |
104 |
63 |
10 |
0 |
0 |
0 |
| OW |
1180 |
479 |
82 |
125 |
74 |
1 |
0 |
0 |
| VODI |
3047 |
99 |
82 |
176 |
258 |
10 |
0 |
0 |
| ODI |
0 |
6 |
20 |
94 |
213 |
105 |
0 |
0 |
| CDI |
0 |
0 |
1 |
32 |
278 |
613 |
42 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
52 |
2807 |
5294 |
17 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81655 |
5814 |
111 |
96 |
21 |
0 |
0 |
0 |
| OW |
1180 |
528 |
80 |
107 |
105 |
2 |
0 |
0 |
| VODI |
3045 |
83 |
84 |
180 |
250 |
18 |
0 |
0 |
| ODI |
0 |
4 |
13 |
77 |
193 |
122 |
0 |
0 |
| CDI |
0 |
0 |
1 |
30 |
269 |
602 |
40 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
47 |
2792 |
5296 |
17 |
|
Date: 2024-11-09:
| 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 |
81051 |
6152 |
127 |
154 |
25 |
0 |
0 |
0 |
| OW |
1151 |
486 |
96 |
137 |
57 |
2 |
0 |
0 |
| VODI |
3083 |
128 |
81 |
204 |
191 |
46 |
0 |
0 |
| ODI |
0 |
27 |
33 |
109 |
156 |
114 |
3 |
0 |
| CDI |
0 |
7 |
7 |
67 |
203 |
667 |
79 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
2023 |
5854 |
339 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81051 |
6119 |
135 |
183 |
23 |
0 |
0 |
0 |
| OW |
1151 |
526 |
91 |
136 |
84 |
5 |
0 |
0 |
| VODI |
3083 |
124 |
80 |
195 |
191 |
52 |
0 |
0 |
| ODI |
0 |
26 |
29 |
89 |
139 |
123 |
10 |
0 |
| CDI |
0 |
5 |
9 |
68 |
198 |
696 |
69 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1976 |
5857 |
339 |
|
Date: 2024-11-11:
| 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 |
80322 |
6625 |
127 |
124 |
8 |
0 |
0 |
0 |
| OW |
1078 |
449 |
129 |
217 |
67 |
0 |
0 |
0 |
| VODI |
3250 |
89 |
88 |
265 |
308 |
27 |
0 |
0 |
| ODI |
0 |
3 |
21 |
82 |
267 |
146 |
0 |
0 |
| CDI |
0 |
0 |
0 |
30 |
197 |
694 |
96 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
2256 |
5600 |
288 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80410 |
6466 |
151 |
218 |
26 |
0 |
0 |
0 |
| OW |
1125 |
522 |
88 |
147 |
125 |
3 |
0 |
0 |
| VODI |
3115 |
129 |
77 |
190 |
242 |
33 |
0 |
0 |
| ODI |
0 |
38 |
33 |
75 |
128 |
115 |
0 |
0 |
| CDI |
0 |
11 |
16 |
88 |
304 |
538 |
83 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
31 |
2434 |
5613 |
288 |
|
Date: 2024-11-13:
| 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 |
79229 |
7495 |
328 |
46 |
4 |
0 |
0 |
0 |
| OW |
1061 |
460 |
191 |
226 |
52 |
5 |
0 |
0 |
| VODI |
3275 |
131 |
93 |
254 |
248 |
28 |
1 |
0 |
| ODI |
0 |
39 |
34 |
110 |
210 |
92 |
3 |
0 |
| CDI |
0 |
11 |
15 |
92 |
261 |
543 |
19 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
86 |
3671 |
4541 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79229 |
7183 |
274 |
51 |
2 |
0 |
0 |
0 |
| OW |
1066 |
565 |
201 |
187 |
97 |
8 |
0 |
0 |
| VODI |
3270 |
237 |
88 |
164 |
212 |
34 |
0 |
0 |
| ODI |
0 |
103 |
64 |
185 |
156 |
120 |
5 |
0 |
| CDI |
0 |
48 |
34 |
145 |
325 |
793 |
133 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
69 |
3384 |
4426 |
0 |
|
Date: 2024-11-15:
| 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 |
80329 |
6617 |
92 |
33 |
5 |
1 |
0 |
0 |
| OW |
1055 |
687 |
130 |
175 |
66 |
8 |
0 |
0 |
| VODI |
3285 |
212 |
126 |
233 |
185 |
13 |
0 |
0 |
| ODI |
0 |
59 |
30 |
112 |
206 |
45 |
0 |
0 |
| CDI |
0 |
60 |
22 |
103 |
342 |
278 |
8 |
0 |
| VCDI |
0 |
42 |
13 |
69 |
252 |
2678 |
5021 |
270 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80330 |
5967 |
65 |
37 |
11 |
0 |
0 |
0 |
| OW |
1055 |
780 |
146 |
182 |
102 |
16 |
0 |
0 |
| VODI |
3284 |
435 |
83 |
165 |
220 |
40 |
0 |
0 |
| ODI |
0 |
201 |
46 |
91 |
158 |
72 |
0 |
0 |
| CDI |
0 |
268 |
63 |
169 |
267 |
262 |
6 |
0 |
| VCDI |
0 |
26 |
10 |
81 |
298 |
2633 |
5023 |
270 |
|
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