Validation of sea ice concentration - European sector
Bulletin date: 2022-12-08
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-12-02:
| 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 |
66588 |
22941 |
4140 |
336 |
137 |
75 |
72 |
0 |
| OW |
35 |
293 |
214 |
95 |
42 |
22 |
8 |
0 |
| VODI |
0 |
146 |
188 |
175 |
76 |
28 |
7 |
0 |
| ODI |
0 |
50 |
85 |
122 |
125 |
51 |
6 |
0 |
| CDI |
0 |
21 |
45 |
136 |
179 |
175 |
9 |
0 |
| VCDI |
0 |
17 |
32 |
124 |
691 |
4139 |
5747 |
1728 |
|
...date precedes bulletin
|
Date: 2022-12-04:
| 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 |
66625 |
22222 |
4401 |
316 |
191 |
113 |
37 |
0 |
| OW |
50 |
313 |
188 |
126 |
66 |
31 |
2 |
0 |
| VODI |
0 |
149 |
185 |
198 |
125 |
36 |
1 |
0 |
| ODI |
0 |
36 |
108 |
151 |
131 |
75 |
1 |
0 |
| CDI |
0 |
13 |
48 |
163 |
188 |
229 |
10 |
0 |
| VCDI |
0 |
1 |
38 |
192 |
652 |
5400 |
6287 |
2 |
|
...date precedes bulletin
|
Date: 2022-12-06:
| 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 |
65944 |
19035 |
7968 |
455 |
346 |
184 |
34 |
0 |
| OW |
38 |
288 |
171 |
160 |
76 |
38 |
14 |
0 |
| VODI |
0 |
163 |
120 |
211 |
156 |
83 |
8 |
0 |
| ODI |
0 |
46 |
77 |
116 |
236 |
126 |
5 |
0 |
| CDI |
0 |
34 |
59 |
90 |
230 |
308 |
55 |
0 |
| VCDI |
0 |
24 |
59 |
194 |
529 |
4580 |
5611 |
1229 |
|
...date precedes bulletin
|
Date: 2022-12-08:
| 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 |
63895 |
22266 |
6188 |
493 |
339 |
228 |
41 |
0 |
| OW |
51 |
333 |
162 |
173 |
95 |
49 |
11 |
0 |
| VODI |
0 |
187 |
158 |
199 |
189 |
101 |
21 |
0 |
| ODI |
0 |
61 |
89 |
124 |
175 |
172 |
10 |
0 |
| CDI |
0 |
34 |
51 |
115 |
173 |
411 |
43 |
0 |
| VCDI |
0 |
24 |
44 |
195 |
253 |
4171 |
7590 |
186 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
63895 |
22285 |
6193 |
499 |
330 |
228 |
41 |
0 |
| OW |
51 |
352 |
156 |
180 |
119 |
53 |
11 |
0 |
| VODI |
0 |
175 |
179 |
192 |
196 |
106 |
21 |
0 |
| ODI |
0 |
47 |
80 |
122 |
158 |
185 |
13 |
0 |
| CDI |
0 |
28 |
41 |
124 |
174 |
411 |
35 |
0 |
| VCDI |
0 |
18 |
43 |
182 |
247 |
4149 |
7595 |
186 |
|
Date: 2022-12-10:
| 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 |
68418 |
21716 |
1884 |
433 |
374 |
320 |
48 |
0 |
| OW |
52 |
312 |
188 |
206 |
113 |
56 |
7 |
0 |
| VODI |
0 |
141 |
115 |
271 |
198 |
107 |
39 |
0 |
| ODI |
0 |
64 |
59 |
168 |
145 |
167 |
41 |
0 |
| CDI |
0 |
51 |
36 |
91 |
164 |
354 |
125 |
0 |
| VCDI |
0 |
33 |
47 |
144 |
299 |
4017 |
7750 |
347 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68418 |
21702 |
1887 |
436 |
368 |
341 |
49 |
0 |
| OW |
52 |
337 |
180 |
216 |
132 |
35 |
14 |
0 |
| VODI |
0 |
154 |
135 |
273 |
204 |
120 |
34 |
0 |
| ODI |
0 |
54 |
54 |
166 |
148 |
177 |
34 |
0 |
| CDI |
0 |
45 |
27 |
85 |
150 |
348 |
128 |
0 |
| VCDI |
0 |
25 |
46 |
137 |
291 |
4000 |
7751 |
347 |
|
Date: 2022-12-12:
| 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 |
67855 |
17545 |
6332 |
487 |
360 |
305 |
31 |
0 |
| OW |
59 |
153 |
316 |
277 |
70 |
43 |
21 |
0 |
| VODI |
0 |
62 |
125 |
357 |
241 |
57 |
19 |
0 |
| ODI |
0 |
18 |
56 |
139 |
348 |
145 |
18 |
0 |
| CDI |
0 |
3 |
36 |
83 |
227 |
481 |
62 |
0 |
| VCDI |
0 |
0 |
3 |
76 |
239 |
4675 |
7557 |
219 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67854 |
17227 |
6268 |
515 |
382 |
367 |
64 |
0 |
| OW |
60 |
281 |
265 |
208 |
69 |
12 |
13 |
0 |
| VODI |
0 |
178 |
188 |
284 |
247 |
77 |
28 |
0 |
| ODI |
0 |
64 |
65 |
187 |
239 |
112 |
16 |
0 |
| CDI |
0 |
26 |
45 |
111 |
220 |
305 |
33 |
0 |
| VCDI |
0 |
5 |
37 |
114 |
328 |
4833 |
7554 |
219 |
|
Date: 2022-12-14:
| 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 |
64661 |
19653 |
7080 |
405 |
324 |
208 |
12 |
0 |
| OW |
60 |
230 |
182 |
217 |
113 |
49 |
31 |
0 |
| VODI |
0 |
86 |
98 |
276 |
278 |
112 |
18 |
0 |
| ODI |
0 |
21 |
32 |
110 |
344 |
181 |
16 |
0 |
| CDI |
0 |
6 |
28 |
80 |
265 |
481 |
239 |
0 |
| VCDI |
0 |
0 |
3 |
52 |
218 |
4186 |
6918 |
1827 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64656 |
19430 |
7006 |
401 |
325 |
240 |
43 |
0 |
| OW |
65 |
337 |
202 |
200 |
121 |
49 |
18 |
0 |
| VODI |
0 |
153 |
132 |
238 |
252 |
106 |
25 |
0 |
| ODI |
0 |
56 |
35 |
136 |
311 |
194 |
23 |
0 |
| CDI |
0 |
18 |
34 |
85 |
236 |
420 |
162 |
0 |
| VCDI |
0 |
2 |
14 |
80 |
297 |
4208 |
6963 |
1827 |
|
Date: 2022-12-16:
| 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 |
67103 |
18259 |
5277 |
444 |
254 |
319 |
28 |
0 |
| OW |
60 |
257 |
129 |
241 |
163 |
37 |
42 |
0 |
| VODI |
0 |
101 |
96 |
210 |
317 |
97 |
47 |
0 |
| ODI |
0 |
31 |
42 |
129 |
285 |
132 |
18 |
0 |
| CDI |
0 |
8 |
44 |
65 |
326 |
492 |
195 |
0 |
| VCDI |
0 |
1 |
13 |
85 |
510 |
4726 |
6731 |
1786 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67103 |
18166 |
5132 |
460 |
287 |
347 |
82 |
0 |
| OW |
60 |
265 |
271 |
240 |
172 |
65 |
37 |
0 |
| VODI |
0 |
162 |
93 |
216 |
361 |
120 |
20 |
0 |
| ODI |
0 |
44 |
43 |
105 |
270 |
199 |
32 |
0 |
| CDI |
0 |
11 |
40 |
68 |
329 |
503 |
215 |
0 |
| VCDI |
0 |
9 |
22 |
85 |
436 |
4569 |
6675 |
1786 |
|
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