Validation of sea ice concentration - European sector
Bulletin date: 2022-01-27
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-01-21:
| 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 |
57595 |
23330 |
4164 |
704 |
238 |
105 |
91 |
0 |
| OW |
51 |
269 |
283 |
337 |
196 |
58 |
25 |
0 |
| VODI |
0 |
110 |
177 |
312 |
310 |
171 |
46 |
0 |
| ODI |
0 |
35 |
102 |
198 |
303 |
292 |
78 |
0 |
| CDI |
0 |
13 |
66 |
155 |
438 |
660 |
249 |
0 |
| VCDI |
0 |
2 |
33 |
205 |
583 |
3022 |
9049 |
5045 |
|
...date precedes bulletin
|
Date: 2022-01-23:
| 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 |
55035 |
22204 |
7256 |
886 |
294 |
132 |
111 |
0 |
| OW |
61 |
276 |
242 |
426 |
194 |
64 |
36 |
0 |
| VODI |
0 |
184 |
159 |
289 |
331 |
144 |
85 |
0 |
| ODI |
0 |
90 |
104 |
165 |
376 |
256 |
96 |
0 |
| CDI |
0 |
56 |
106 |
177 |
583 |
628 |
204 |
0 |
| VCDI |
0 |
39 |
98 |
353 |
1179 |
3283 |
8947 |
3951 |
|
...date precedes bulletin
|
Date: 2022-01-25:
| 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 |
57667 |
22361 |
4589 |
956 |
227 |
121 |
54 |
0 |
| OW |
59 |
234 |
310 |
323 |
168 |
33 |
13 |
0 |
| VODI |
0 |
93 |
280 |
340 |
349 |
96 |
8 |
0 |
| ODI |
0 |
31 |
113 |
288 |
385 |
183 |
38 |
0 |
| CDI |
0 |
29 |
48 |
220 |
734 |
738 |
174 |
0 |
| VCDI |
0 |
93 |
230 |
451 |
1232 |
4047 |
8959 |
2826 |
|
...date precedes bulletin
|
Date: 2022-01-27:
| 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 |
61551 |
20829 |
1674 |
795 |
302 |
109 |
92 |
0 |
| OW |
60 |
292 |
196 |
343 |
187 |
56 |
44 |
0 |
| VODI |
0 |
158 |
186 |
319 |
375 |
98 |
86 |
0 |
| ODI |
0 |
56 |
95 |
196 |
354 |
180 |
96 |
0 |
| CDI |
0 |
37 |
81 |
184 |
504 |
513 |
320 |
0 |
| VCDI |
0 |
215 |
303 |
396 |
1379 |
3558 |
9606 |
3275 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61551 |
20856 |
1696 |
817 |
316 |
121 |
96 |
0 |
| OW |
60 |
272 |
166 |
314 |
176 |
45 |
42 |
0 |
| VODI |
0 |
141 |
189 |
330 |
371 |
108 |
86 |
0 |
| ODI |
0 |
67 |
89 |
195 |
350 |
197 |
96 |
0 |
| CDI |
0 |
32 |
87 |
180 |
518 |
517 |
331 |
0 |
| VCDI |
0 |
219 |
308 |
397 |
1370 |
3526 |
9593 |
3275 |
|
Date: 2022-01-29:
| 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 |
57613 |
22902 |
2951 |
918 |
324 |
106 |
126 |
0 |
| OW |
61 |
331 |
185 |
328 |
187 |
63 |
57 |
0 |
| VODI |
0 |
180 |
158 |
299 |
378 |
120 |
72 |
0 |
| ODI |
0 |
46 |
105 |
227 |
384 |
187 |
107 |
0 |
| CDI |
0 |
12 |
60 |
221 |
521 |
394 |
216 |
0 |
| VCDI |
0 |
19 |
84 |
629 |
1293 |
3484 |
8353 |
5399 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57613 |
22961 |
2960 |
958 |
329 |
110 |
132 |
0 |
| OW |
61 |
282 |
174 |
278 |
198 |
59 |
49 |
0 |
| VODI |
0 |
175 |
158 |
298 |
347 |
122 |
77 |
0 |
| ODI |
0 |
36 |
108 |
231 |
391 |
200 |
98 |
0 |
| CDI |
0 |
19 |
58 |
214 |
540 |
418 |
232 |
0 |
| VCDI |
0 |
17 |
85 |
643 |
1282 |
3445 |
8343 |
5399 |
|
Date: 2022-01-31:
| 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 |
57438 |
21917 |
4537 |
766 |
195 |
109 |
30 |
0 |
| OW |
61 |
223 |
258 |
431 |
173 |
49 |
36 |
0 |
| VODI |
0 |
84 |
119 |
414 |
443 |
139 |
67 |
0 |
| ODI |
0 |
16 |
56 |
200 |
523 |
287 |
88 |
0 |
| CDI |
0 |
6 |
12 |
145 |
524 |
646 |
232 |
0 |
| VCDI |
0 |
6 |
1 |
82 |
1153 |
3724 |
8946 |
4964 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57438 |
21715 |
4460 |
793 |
264 |
161 |
48 |
0 |
| OW |
61 |
284 |
218 |
301 |
148 |
80 |
52 |
0 |
| VODI |
0 |
160 |
155 |
357 |
252 |
116 |
79 |
0 |
| ODI |
0 |
59 |
75 |
201 |
348 |
210 |
84 |
0 |
| CDI |
0 |
19 |
53 |
159 |
408 |
430 |
153 |
0 |
| VCDI |
0 |
15 |
22 |
227 |
1591 |
3957 |
8983 |
4964 |
|
Date: 2022-02-02:
| 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 |
60039 |
20981 |
2185 |
941 |
321 |
84 |
65 |
0 |
| OW |
55 |
265 |
215 |
437 |
221 |
70 |
35 |
0 |
| VODI |
0 |
141 |
161 |
339 |
377 |
180 |
74 |
0 |
| ODI |
0 |
31 |
106 |
183 |
328 |
227 |
131 |
0 |
| CDI |
0 |
14 |
41 |
161 |
403 |
560 |
308 |
0 |
| VCDI |
0 |
0 |
8 |
52 |
1018 |
3644 |
8645 |
6054 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60039 |
20814 |
2151 |
992 |
400 |
125 |
100 |
0 |
| OW |
55 |
286 |
191 |
343 |
174 |
103 |
61 |
0 |
| VODI |
0 |
185 |
144 |
322 |
289 |
159 |
91 |
0 |
| ODI |
0 |
97 |
73 |
179 |
312 |
188 |
113 |
0 |
| CDI |
0 |
38 |
99 |
148 |
379 |
566 |
238 |
0 |
| VCDI |
0 |
12 |
58 |
129 |
1114 |
3624 |
8655 |
6054 |
|
Date: 2022-02-04:
| 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 |
53543 |
26118 |
3143 |
963 |
356 |
108 |
43 |
0 |
| OW |
53 |
263 |
242 |
417 |
270 |
103 |
43 |
0 |
| VODI |
0 |
147 |
130 |
412 |
330 |
162 |
81 |
0 |
| ODI |
0 |
66 |
80 |
191 |
399 |
212 |
126 |
0 |
| CDI |
0 |
44 |
63 |
159 |
542 |
526 |
387 |
0 |
| VCDI |
0 |
13 |
36 |
212 |
979 |
3395 |
9596 |
5147 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
53543 |
25838 |
3115 |
1009 |
417 |
129 |
77 |
0 |
| OW |
53 |
279 |
169 |
328 |
243 |
101 |
68 |
0 |
| VODI |
0 |
194 |
151 |
324 |
293 |
153 |
96 |
0 |
| ODI |
0 |
91 |
102 |
204 |
291 |
177 |
104 |
0 |
| CDI |
0 |
123 |
47 |
212 |
555 |
446 |
238 |
0 |
| VCDI |
0 |
126 |
110 |
277 |
1077 |
3500 |
9693 |
5147 |
|
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