Validation of sea ice concentration - Full domain
Bulletin date: 2022-02-10
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
26225 |
3173 |
976 |
360 |
108 |
43 |
0 |
| OW |
53 |
286 |
263 |
441 |
281 |
104 |
43 |
0 |
| VODI |
0 |
162 |
144 |
438 |
349 |
166 |
81 |
0 |
| ODI |
0 |
71 |
94 |
210 |
425 |
220 |
126 |
0 |
| CDI |
0 |
54 |
70 |
186 |
639 |
622 |
471 |
6 |
| VCDI |
0 |
27 |
65 |
407 |
1494 |
5864 |
28141 |
60617 |
|
...date precedes bulletin
|
Date: 2022-02-06:
| 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 |
51480 |
25788 |
5648 |
1078 |
287 |
109 |
30 |
0 |
| OW |
53 |
336 |
313 |
284 |
287 |
106 |
35 |
0 |
| VODI |
0 |
185 |
267 |
302 |
343 |
149 |
68 |
0 |
| ODI |
0 |
80 |
138 |
236 |
274 |
199 |
85 |
0 |
| CDI |
0 |
91 |
126 |
209 |
427 |
468 |
246 |
0 |
| VCDI |
0 |
132 |
188 |
463 |
1240 |
5737 |
26283 |
63278 |
|
...date precedes bulletin
|
Date: 2022-02-08:
| 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 |
53195 |
24888 |
5128 |
1045 |
375 |
80 |
17 |
0 |
| OW |
52 |
433 |
225 |
292 |
258 |
120 |
26 |
0 |
| VODI |
0 |
292 |
169 |
243 |
368 |
166 |
46 |
0 |
| ODI |
0 |
125 |
126 |
167 |
336 |
250 |
58 |
0 |
| CDI |
0 |
115 |
164 |
135 |
554 |
723 |
325 |
0 |
| VCDI |
0 |
205 |
245 |
470 |
1730 |
6020 |
27305 |
60577 |
|
...date precedes bulletin
|
Date: 2022-02-10:
| 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 |
57840 |
20590 |
4723 |
853 |
339 |
128 |
28 |
0 |
| OW |
60 |
583 |
233 |
306 |
201 |
85 |
33 |
0 |
| VODI |
0 |
437 |
156 |
324 |
325 |
118 |
49 |
0 |
| ODI |
0 |
222 |
108 |
203 |
340 |
206 |
71 |
0 |
| CDI |
0 |
155 |
125 |
246 |
545 |
631 |
279 |
13 |
| VCDI |
0 |
368 |
234 |
530 |
1990 |
5320 |
31567 |
56484 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57838 |
20686 |
4712 |
863 |
355 |
127 |
22 |
0 |
| OW |
62 |
549 |
252 |
282 |
201 |
91 |
37 |
0 |
| VODI |
0 |
404 |
163 |
335 |
329 |
127 |
50 |
0 |
| ODI |
0 |
222 |
98 |
226 |
320 |
221 |
73 |
0 |
| CDI |
0 |
176 |
136 |
244 |
565 |
631 |
295 |
13 |
| VCDI |
0 |
318 |
218 |
512 |
1970 |
5291 |
31550 |
56484 |
|
Date: 2022-02-12:
| 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 |
60395 |
20046 |
2532 |
694 |
276 |
103 |
7 |
0 |
| OW |
52 |
546 |
280 |
365 |
186 |
79 |
18 |
0 |
| VODI |
0 |
399 |
191 |
461 |
336 |
125 |
28 |
0 |
| ODI |
0 |
240 |
94 |
252 |
460 |
287 |
50 |
0 |
| CDI |
0 |
181 |
130 |
303 |
724 |
846 |
301 |
80 |
| VCDI |
0 |
454 |
257 |
506 |
1533 |
5895 |
28765 |
58571 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60395 |
20151 |
2527 |
726 |
309 |
113 |
9 |
0 |
| OW |
52 |
547 |
306 |
338 |
180 |
78 |
19 |
0 |
| VODI |
0 |
324 |
186 |
468 |
328 |
136 |
33 |
0 |
| ODI |
0 |
260 |
91 |
277 |
435 |
308 |
50 |
0 |
| CDI |
0 |
158 |
123 |
271 |
748 |
852 |
336 |
84 |
| VCDI |
0 |
426 |
251 |
501 |
1515 |
5848 |
28722 |
58567 |
|
Date: 2022-02-14:
| 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 |
56293 |
23157 |
3200 |
775 |
328 |
94 |
21 |
0 |
| OW |
53 |
275 |
311 |
494 |
216 |
62 |
11 |
0 |
| VODI |
0 |
235 |
188 |
587 |
485 |
156 |
14 |
0 |
| ODI |
0 |
84 |
160 |
332 |
581 |
346 |
77 |
0 |
| CDI |
0 |
46 |
127 |
215 |
736 |
1269 |
362 |
31 |
| VCDI |
0 |
111 |
240 |
494 |
1100 |
6596 |
27051 |
60135 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56293 |
22879 |
3051 |
849 |
451 |
127 |
29 |
0 |
| OW |
53 |
397 |
298 |
403 |
261 |
109 |
14 |
0 |
| VODI |
0 |
225 |
200 |
443 |
397 |
207 |
41 |
0 |
| ODI |
0 |
162 |
102 |
253 |
387 |
347 |
77 |
0 |
| CDI |
0 |
99 |
177 |
299 |
530 |
931 |
323 |
58 |
| VCDI |
0 |
146 |
398 |
650 |
1420 |
6802 |
27052 |
60108 |
|
Date: 2022-02-16:
| 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 |
57384 |
21744 |
3174 |
875 |
313 |
78 |
61 |
0 |
| OW |
53 |
366 |
240 |
473 |
230 |
61 |
28 |
0 |
| VODI |
0 |
221 |
150 |
382 |
443 |
167 |
56 |
0 |
| ODI |
0 |
154 |
107 |
240 |
460 |
206 |
117 |
0 |
| CDI |
0 |
194 |
109 |
240 |
641 |
660 |
342 |
11 |
| VCDI |
0 |
168 |
280 |
485 |
1432 |
6549 |
25598 |
62556 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57383 |
21462 |
3125 |
866 |
429 |
117 |
82 |
0 |
| OW |
54 |
463 |
190 |
351 |
200 |
118 |
47 |
0 |
| VODI |
0 |
278 |
170 |
408 |
402 |
214 |
68 |
0 |
| ODI |
0 |
184 |
95 |
234 |
403 |
250 |
110 |
0 |
| CDI |
0 |
162 |
121 |
221 |
589 |
639 |
325 |
36 |
| VCDI |
0 |
298 |
359 |
615 |
1496 |
6383 |
25570 |
62531 |
|
Date: 2022-02-18:
| 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 |
53601 |
24473 |
3341 |
1266 |
452 |
63 |
68 |
0 |
| OW |
54 |
420 |
207 |
383 |
305 |
81 |
35 |
0 |
| VODI |
0 |
237 |
183 |
331 |
485 |
173 |
49 |
0 |
| ODI |
0 |
100 |
97 |
210 |
410 |
244 |
96 |
0 |
| CDI |
0 |
81 |
138 |
215 |
582 |
806 |
350 |
8 |
| VCDI |
0 |
254 |
228 |
557 |
1151 |
5928 |
26834 |
62552 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
53601 |
24276 |
3290 |
1277 |
487 |
108 |
89 |
0 |
| OW |
54 |
452 |
167 |
307 |
254 |
99 |
46 |
0 |
| VODI |
0 |
292 |
192 |
287 |
431 |
210 |
78 |
0 |
| ODI |
0 |
141 |
122 |
210 |
377 |
249 |
101 |
0 |
| CDI |
0 |
126 |
125 |
221 |
541 |
707 |
415 |
2 |
| VCDI |
0 |
278 |
298 |
660 |
1295 |
5922 |
26703 |
62558 |
|
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