Validation of sea ice concentration - European sector
Bulletin date: 2024-11-14
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-11-08:
| 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 |
81565 |
5874 |
108 |
100 |
1 |
0 |
0 |
0 |
| OW |
1166 |
499 |
91 |
117 |
54 |
1 |
0 |
0 |
| VODI |
3064 |
125 |
86 |
181 |
199 |
23 |
0 |
0 |
| ODI |
0 |
12 |
29 |
112 |
169 |
89 |
0 |
0 |
| CDI |
0 |
2 |
4 |
55 |
258 |
649 |
14 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
2535 |
5413 |
255 |
|
...date precedes bulletin
|
Date: 2024-11-10:
| 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 |
80549 |
6388 |
164 |
181 |
24 |
0 |
0 |
0 |
| OW |
1141 |
487 |
105 |
162 |
90 |
0 |
0 |
0 |
| VODI |
3097 |
149 |
77 |
209 |
189 |
48 |
0 |
0 |
| ODI |
0 |
44 |
39 |
93 |
165 |
111 |
8 |
0 |
| CDI |
0 |
1 |
21 |
83 |
225 |
747 |
110 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
1991 |
6131 |
28 |
|
...date precedes bulletin
|
Date: 2024-11-12:
| 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 |
80278 |
6645 |
117 |
101 |
3 |
0 |
0 |
0 |
| OW |
1069 |
476 |
131 |
243 |
39 |
0 |
0 |
0 |
| VODI |
3264 |
120 |
72 |
268 |
290 |
2 |
0 |
0 |
| ODI |
0 |
22 |
34 |
116 |
312 |
63 |
0 |
0 |
| CDI |
0 |
6 |
10 |
51 |
298 |
570 |
18 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
3119 |
4993 |
118 |
|
...date precedes bulletin
|
Date: 2024-11-14:
| 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 |
79781 |
7121 |
122 |
32 |
9 |
0 |
0 |
0 |
| OW |
1061 |
584 |
135 |
189 |
65 |
7 |
0 |
0 |
| VODI |
3278 |
177 |
107 |
273 |
195 |
18 |
0 |
0 |
| ODI |
0 |
73 |
26 |
139 |
167 |
75 |
0 |
0 |
| CDI |
0 |
58 |
33 |
97 |
287 |
469 |
16 |
0 |
| VCDI |
0 |
6 |
17 |
76 |
169 |
3061 |
4844 |
95 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79781 |
7132 |
120 |
33 |
13 |
0 |
0 |
0 |
| OW |
1061 |
585 |
148 |
202 |
59 |
2 |
0 |
0 |
| VODI |
3278 |
179 |
99 |
248 |
187 |
28 |
0 |
0 |
| ODI |
0 |
61 |
24 |
157 |
184 |
70 |
0 |
0 |
| CDI |
0 |
57 |
30 |
91 |
287 |
515 |
8 |
0 |
| VCDI |
0 |
5 |
19 |
75 |
162 |
3015 |
4852 |
95 |
|
Date: 2024-11-16:
| 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 |
80249 |
6500 |
242 |
79 |
11 |
1 |
0 |
0 |
| OW |
1048 |
638 |
261 |
130 |
56 |
15 |
0 |
0 |
| VODI |
3295 |
150 |
122 |
275 |
156 |
54 |
0 |
0 |
| ODI |
0 |
61 |
47 |
123 |
116 |
80 |
0 |
0 |
| CDI |
0 |
35 |
31 |
134 |
353 |
250 |
12 |
0 |
| VCDI |
0 |
12 |
10 |
31 |
229 |
2566 |
5058 |
432 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80250 |
6478 |
254 |
98 |
14 |
1 |
0 |
0 |
| OW |
1048 |
669 |
256 |
125 |
50 |
13 |
0 |
0 |
| VODI |
3294 |
152 |
117 |
235 |
153 |
53 |
0 |
0 |
| ODI |
0 |
53 |
51 |
164 |
110 |
79 |
0 |
0 |
| CDI |
0 |
32 |
25 |
124 |
358 |
265 |
12 |
0 |
| VCDI |
0 |
12 |
10 |
26 |
236 |
2555 |
5058 |
432 |
|
Date: 2024-11-18:
| 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 |
79706 |
7067 |
150 |
122 |
40 |
0 |
0 |
0 |
| OW |
1043 |
595 |
129 |
147 |
30 |
3 |
1 |
0 |
| VODI |
3307 |
92 |
144 |
300 |
174 |
31 |
4 |
0 |
| ODI |
0 |
7 |
21 |
155 |
297 |
125 |
14 |
0 |
| CDI |
0 |
2 |
3 |
43 |
255 |
572 |
124 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
21 |
1940 |
5464 |
734 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79707 |
6688 |
173 |
170 |
46 |
0 |
0 |
0 |
| OW |
1041 |
792 |
105 |
171 |
83 |
15 |
4 |
0 |
| VODI |
3308 |
220 |
68 |
191 |
131 |
81 |
21 |
0 |
| ODI |
0 |
57 |
85 |
79 |
174 |
90 |
14 |
0 |
| CDI |
0 |
6 |
16 |
156 |
298 |
332 |
30 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
85 |
2153 |
5538 |
734 |
|
Date: 2024-11-20:
| 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 |
78689 |
7581 |
114 |
132 |
68 |
6 |
0 |
0 |
| OW |
1034 |
557 |
140 |
203 |
63 |
4 |
0 |
0 |
| VODI |
3317 |
138 |
108 |
293 |
187 |
25 |
5 |
0 |
| ODI |
0 |
18 |
33 |
144 |
276 |
153 |
13 |
0 |
| CDI |
0 |
4 |
10 |
77 |
280 |
540 |
195 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
38 |
2150 |
6012 |
249 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78689 |
7231 |
129 |
200 |
85 |
4 |
0 |
0 |
| OW |
1034 |
758 |
116 |
200 |
89 |
12 |
1 |
0 |
| VODI |
3317 |
222 |
67 |
209 |
193 |
82 |
12 |
0 |
| ODI |
0 |
73 |
63 |
95 |
210 |
135 |
6 |
0 |
| CDI |
0 |
13 |
25 |
130 |
266 |
393 |
93 |
0 |
| VCDI |
0 |
1 |
5 |
21 |
69 |
2252 |
6113 |
249 |
|
Date: 2024-11-22:
| 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 |
77813 |
7734 |
130 |
113 |
37 |
13 |
0 |
0 |
| OW |
1024 |
545 |
139 |
268 |
76 |
8 |
0 |
0 |
| VODI |
3333 |
145 |
121 |
327 |
210 |
38 |
4 |
0 |
| ODI |
0 |
16 |
47 |
205 |
311 |
158 |
27 |
0 |
| CDI |
0 |
6 |
9 |
70 |
353 |
722 |
425 |
0 |
| VCDI |
0 |
0 |
2 |
11 |
25 |
1683 |
6491 |
223 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77807 |
7368 |
163 |
219 |
111 |
17 |
0 |
0 |
| OW |
1027 |
810 |
94 |
233 |
102 |
20 |
3 |
0 |
| VODI |
3336 |
212 |
120 |
280 |
186 |
100 |
28 |
0 |
| ODI |
0 |
50 |
56 |
159 |
283 |
164 |
12 |
0 |
| CDI |
0 |
6 |
12 |
92 |
281 |
526 |
178 |
0 |
| VCDI |
0 |
0 |
3 |
11 |
49 |
1795 |
6726 |
223 |
|
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