Validation of sea ice concentration - European sector
Bulletin date: 2022-01-06
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-12-31:
| 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 |
66853 |
18722 |
2308 |
502 |
311 |
382 |
119 |
0 |
| OW |
86 |
212 |
319 |
251 |
99 |
39 |
27 |
0 |
| VODI |
0 |
133 |
194 |
279 |
213 |
73 |
31 |
0 |
| ODI |
0 |
32 |
84 |
190 |
229 |
122 |
42 |
0 |
| CDI |
0 |
14 |
43 |
172 |
247 |
345 |
161 |
0 |
| VCDI |
0 |
0 |
18 |
97 |
433 |
1750 |
9885 |
4083 |
|
...date precedes bulletin
|
Date: 2022-01-02:
| 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 |
55800 |
26105 |
5414 |
660 |
229 |
409 |
168 |
0 |
| OW |
62 |
272 |
376 |
277 |
78 |
23 |
32 |
0 |
| VODI |
0 |
114 |
204 |
389 |
179 |
36 |
38 |
0 |
| ODI |
0 |
87 |
104 |
205 |
243 |
78 |
47 |
0 |
| CDI |
0 |
11 |
58 |
206 |
315 |
248 |
154 |
0 |
| VCDI |
0 |
5 |
26 |
133 |
593 |
1964 |
10765 |
2993 |
|
...date precedes bulletin
|
Date: 2022-01-04:
| 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 |
55088 |
24584 |
7789 |
641 |
272 |
313 |
178 |
0 |
| OW |
66 |
335 |
223 |
260 |
129 |
20 |
60 |
0 |
| VODI |
0 |
165 |
188 |
305 |
224 |
36 |
34 |
0 |
| ODI |
0 |
60 |
107 |
191 |
257 |
79 |
37 |
0 |
| CDI |
0 |
15 |
94 |
188 |
289 |
257 |
128 |
0 |
| VCDI |
0 |
0 |
29 |
204 |
500 |
1810 |
10172 |
3773 |
|
...date precedes bulletin
|
Date: 2022-01-06:
| 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 |
58054 |
23628 |
4698 |
1081 |
346 |
212 |
139 |
0 |
| OW |
63 |
422 |
234 |
215 |
157 |
47 |
53 |
0 |
| VODI |
0 |
248 |
217 |
235 |
197 |
113 |
39 |
0 |
| ODI |
0 |
63 |
160 |
194 |
193 |
156 |
46 |
0 |
| CDI |
0 |
12 |
116 |
187 |
279 |
322 |
172 |
0 |
| VCDI |
0 |
0 |
14 |
123 |
499 |
1834 |
10036 |
4296 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58054 |
23659 |
4686 |
1099 |
345 |
217 |
145 |
0 |
| OW |
63 |
371 |
253 |
199 |
152 |
37 |
47 |
0 |
| VODI |
0 |
266 |
194 |
232 |
200 |
110 |
35 |
0 |
| ODI |
0 |
67 |
162 |
191 |
184 |
157 |
44 |
0 |
| CDI |
0 |
10 |
132 |
182 |
283 |
308 |
169 |
0 |
| VCDI |
0 |
0 |
12 |
132 |
507 |
1855 |
10045 |
4296 |
|
Date: 2022-01-08:
| 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 |
58229 |
24089 |
4427 |
555 |
250 |
66 |
148 |
0 |
| OW |
63 |
529 |
191 |
228 |
138 |
60 |
36 |
0 |
| VODI |
0 |
326 |
153 |
232 |
203 |
115 |
46 |
0 |
| ODI |
0 |
136 |
132 |
169 |
195 |
157 |
69 |
0 |
| CDI |
0 |
76 |
89 |
232 |
270 |
293 |
215 |
0 |
| VCDI |
0 |
3 |
41 |
178 |
414 |
1749 |
12815 |
1783 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
58229 |
24100 |
4423 |
554 |
252 |
76 |
149 |
0 |
| OW |
63 |
508 |
190 |
226 |
133 |
52 |
32 |
0 |
| VODI |
0 |
287 |
141 |
224 |
188 |
103 |
46 |
0 |
| ODI |
0 |
165 |
135 |
162 |
194 |
145 |
63 |
0 |
| CDI |
0 |
94 |
91 |
219 |
273 |
311 |
229 |
0 |
| VCDI |
0 |
5 |
53 |
209 |
430 |
1753 |
12810 |
1783 |
|
Date: 2022-01-10:
| 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 |
60907 |
22397 |
3774 |
550 |
214 |
50 |
93 |
0 |
| OW |
74 |
307 |
318 |
340 |
140 |
44 |
20 |
0 |
| VODI |
0 |
112 |
207 |
359 |
269 |
112 |
14 |
0 |
| ODI |
0 |
32 |
113 |
211 |
326 |
176 |
56 |
0 |
| CDI |
0 |
2 |
32 |
133 |
336 |
410 |
247 |
0 |
| VCDI |
0 |
0 |
3 |
36 |
280 |
1964 |
10056 |
4386 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60905 |
21851 |
3620 |
538 |
225 |
67 |
118 |
0 |
| OW |
76 |
527 |
266 |
229 |
139 |
66 |
12 |
0 |
| VODI |
0 |
329 |
190 |
266 |
211 |
129 |
26 |
0 |
| ODI |
0 |
103 |
160 |
228 |
225 |
137 |
110 |
0 |
| CDI |
0 |
38 |
167 |
240 |
300 |
283 |
207 |
0 |
| VCDI |
0 |
2 |
44 |
128 |
465 |
2074 |
10013 |
4386 |
|
Date: 2022-01-12:
| 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 |
53796 |
29170 |
4194 |
430 |
119 |
35 |
141 |
0 |
| OW |
63 |
657 |
244 |
264 |
106 |
12 |
12 |
0 |
| VODI |
0 |
261 |
250 |
293 |
252 |
53 |
12 |
0 |
| ODI |
0 |
94 |
125 |
243 |
241 |
167 |
33 |
0 |
| CDI |
0 |
27 |
46 |
199 |
314 |
300 |
238 |
0 |
| VCDI |
0 |
0 |
17 |
118 |
505 |
2544 |
9998 |
3527 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
53795 |
28680 |
4103 |
403 |
128 |
48 |
159 |
0 |
| OW |
64 |
521 |
246 |
168 |
111 |
20 |
13 |
0 |
| VODI |
0 |
553 |
190 |
285 |
171 |
82 |
18 |
0 |
| ODI |
0 |
268 |
143 |
205 |
244 |
139 |
49 |
0 |
| CDI |
0 |
146 |
126 |
230 |
259 |
265 |
121 |
0 |
| VCDI |
0 |
41 |
68 |
256 |
624 |
2557 |
10074 |
3527 |
|
Date: 2022-01-14:
| 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 |
57564 |
24036 |
4791 |
460 |
148 |
86 |
196 |
0 |
| OW |
63 |
456 |
279 |
301 |
86 |
11 |
21 |
0 |
| VODI |
0 |
265 |
266 |
481 |
314 |
53 |
35 |
0 |
| ODI |
0 |
89 |
126 |
276 |
359 |
101 |
49 |
0 |
| CDI |
0 |
33 |
62 |
266 |
432 |
251 |
242 |
0 |
| VCDI |
0 |
9 |
42 |
229 |
744 |
2758 |
9312 |
3808 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57576 |
23660 |
4750 |
474 |
181 |
96 |
221 |
0 |
| OW |
51 |
542 |
208 |
178 |
65 |
15 |
22 |
0 |
| VODI |
0 |
407 |
203 |
289 |
150 |
58 |
48 |
0 |
| ODI |
0 |
177 |
189 |
308 |
310 |
81 |
37 |
0 |
| CDI |
0 |
82 |
136 |
330 |
508 |
180 |
80 |
0 |
| VCDI |
0 |
20 |
80 |
434 |
869 |
2830 |
9447 |
3808 |
|
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