Validation of sea ice concentration - Full domain
Bulletin date: 2022-01-13
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-01-07:
| 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 |
59352 |
21250 |
6214 |
705 |
286 |
101 |
161 |
0 |
| OW |
63 |
410 |
258 |
263 |
161 |
36 |
46 |
0 |
| VODI |
0 |
282 |
188 |
244 |
254 |
104 |
41 |
0 |
| ODI |
0 |
95 |
165 |
189 |
236 |
164 |
71 |
0 |
| CDI |
0 |
20 |
132 |
274 |
419 |
522 |
247 |
0 |
| VCDI |
0 |
17 |
35 |
263 |
1112 |
4801 |
33096 |
54771 |
|
...date precedes bulletin
|
Date: 2022-01-09:
| 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 |
58497 |
21497 |
6447 |
634 |
272 |
83 |
146 |
0 |
| OW |
63 |
668 |
240 |
234 |
137 |
55 |
34 |
0 |
| VODI |
0 |
307 |
184 |
265 |
206 |
113 |
41 |
0 |
| ODI |
0 |
112 |
162 |
238 |
216 |
136 |
79 |
0 |
| CDI |
0 |
64 |
115 |
247 |
371 |
384 |
254 |
0 |
| VCDI |
0 |
8 |
48 |
236 |
841 |
4970 |
34876 |
53568 |
|
...date precedes bulletin
|
Date: 2022-01-11:
| 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 |
53789 |
27443 |
6165 |
405 |
142 |
25 |
119 |
0 |
| OW |
63 |
373 |
386 |
332 |
99 |
24 |
18 |
0 |
| VODI |
0 |
146 |
276 |
353 |
253 |
69 |
15 |
0 |
| ODI |
0 |
52 |
142 |
258 |
303 |
144 |
48 |
0 |
| CDI |
0 |
6 |
35 |
191 |
324 |
434 |
225 |
36 |
| VCDI |
0 |
0 |
7 |
136 |
724 |
4871 |
34596 |
54021 |
|
...date precedes bulletin
|
Date: 2022-01-13:
| 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 |
54398 |
26315 |
6110 |
438 |
125 |
65 |
188 |
0 |
| OW |
63 |
522 |
355 |
358 |
75 |
8 |
16 |
0 |
| VODI |
0 |
262 |
345 |
424 |
264 |
42 |
21 |
0 |
| ODI |
0 |
81 |
195 |
251 |
347 |
121 |
46 |
0 |
| CDI |
0 |
28 |
106 |
256 |
336 |
284 |
319 |
0 |
| VCDI |
0 |
3 |
78 |
253 |
881 |
4797 |
28120 |
60152 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
54398 |
26340 |
6138 |
480 |
131 |
67 |
150 |
0 |
| OW |
63 |
489 |
314 |
303 |
76 |
8 |
50 |
0 |
| VODI |
0 |
268 |
353 |
428 |
251 |
41 |
25 |
0 |
| ODI |
0 |
84 |
212 |
254 |
339 |
121 |
50 |
0 |
| CDI |
0 |
27 |
99 |
252 |
346 |
288 |
332 |
3 |
| VCDI |
0 |
3 |
73 |
263 |
885 |
4792 |
28103 |
60149 |
|
Date: 2022-01-15:
| 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 |
56243 |
22371 |
6402 |
1242 |
363 |
123 |
189 |
0 |
| OW |
64 |
352 |
348 |
344 |
132 |
39 |
24 |
0 |
| VODI |
0 |
218 |
258 |
478 |
333 |
137 |
49 |
0 |
| ODI |
0 |
109 |
112 |
265 |
332 |
198 |
62 |
0 |
| CDI |
0 |
60 |
82 |
238 |
438 |
488 |
349 |
7 |
| VCDI |
0 |
36 |
108 |
354 |
855 |
5193 |
30973 |
57080 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56243 |
22456 |
6445 |
1305 |
400 |
116 |
153 |
0 |
| OW |
64 |
292 |
308 |
294 |
106 |
64 |
60 |
0 |
| VODI |
0 |
199 |
247 |
464 |
285 |
118 |
52 |
0 |
| ODI |
0 |
102 |
124 |
269 |
357 |
201 |
62 |
0 |
| CDI |
0 |
67 |
72 |
230 |
447 |
483 |
341 |
5 |
| VCDI |
0 |
30 |
114 |
359 |
858 |
5196 |
30978 |
57082 |
|
Date: 2022-01-17:
| 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 |
54508 |
26887 |
4877 |
455 |
149 |
68 |
103 |
0 |
| OW |
60 |
339 |
281 |
354 |
148 |
30 |
25 |
0 |
| VODI |
0 |
169 |
225 |
410 |
406 |
73 |
36 |
0 |
| ODI |
0 |
70 |
74 |
211 |
476 |
302 |
50 |
0 |
| CDI |
0 |
40 |
32 |
138 |
504 |
624 |
232 |
6 |
| VCDI |
0 |
80 |
140 |
283 |
883 |
5464 |
29464 |
58372 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
54508 |
26780 |
4760 |
475 |
213 |
107 |
137 |
0 |
| OW |
60 |
296 |
277 |
277 |
150 |
73 |
57 |
0 |
| VODI |
0 |
196 |
194 |
321 |
337 |
108 |
41 |
0 |
| ODI |
0 |
106 |
133 |
191 |
351 |
261 |
47 |
0 |
| CDI |
0 |
78 |
69 |
176 |
464 |
472 |
189 |
10 |
| VCDI |
0 |
129 |
196 |
411 |
1051 |
5540 |
29439 |
58368 |
|
Date: 2022-01-19:
| 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 |
54303 |
22951 |
8239 |
725 |
202 |
95 |
169 |
0 |
| OW |
51 |
403 |
337 |
292 |
124 |
54 |
30 |
0 |
| VODI |
0 |
206 |
236 |
364 |
231 |
125 |
42 |
0 |
| ODI |
0 |
98 |
116 |
307 |
326 |
228 |
80 |
0 |
| CDI |
0 |
64 |
62 |
186 |
521 |
519 |
229 |
5 |
| VCDI |
0 |
112 |
105 |
360 |
988 |
5384 |
31043 |
57136 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
54303 |
22763 |
8202 |
723 |
244 |
162 |
208 |
0 |
| OW |
51 |
411 |
249 |
213 |
118 |
107 |
74 |
0 |
| VODI |
0 |
261 |
234 |
322 |
162 |
130 |
76 |
0 |
| ODI |
0 |
112 |
125 |
264 |
289 |
182 |
90 |
0 |
| CDI |
0 |
89 |
113 |
211 |
422 |
366 |
218 |
18 |
| VCDI |
0 |
198 |
172 |
501 |
1157 |
5458 |
30927 |
57123 |
|
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 |
23362 |
4176 |
714 |
261 |
105 |
91 |
0 |
| OW |
51 |
280 |
287 |
343 |
227 |
60 |
25 |
0 |
| VODI |
0 |
119 |
181 |
332 |
340 |
180 |
46 |
0 |
| ODI |
0 |
46 |
105 |
223 |
330 |
298 |
78 |
0 |
| CDI |
0 |
24 |
77 |
183 |
486 |
783 |
281 |
12 |
| VCDI |
0 |
79 |
72 |
322 |
888 |
5497 |
29862 |
58627 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57595 |
23266 |
4121 |
800 |
318 |
150 |
110 |
0 |
| OW |
51 |
267 |
223 |
272 |
241 |
165 |
49 |
0 |
| VODI |
0 |
138 |
203 |
258 |
328 |
226 |
72 |
0 |
| ODI |
0 |
64 |
109 |
168 |
252 |
256 |
103 |
0 |
| CDI |
0 |
68 |
96 |
187 |
502 |
693 |
256 |
1 |
| VCDI |
0 |
107 |
146 |
432 |
891 |
5433 |
29793 |
58638 |
|
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