Validation of sea ice concentration - Full domain
Bulletin date: 2022-11-03
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-10-28:
| 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 |
89752 |
25091 |
3148 |
804 |
657 |
325 |
2 |
0 |
| OW |
22 |
957 |
538 |
1042 |
599 |
599 |
13 |
0 |
| VODI |
17 |
240 |
174 |
674 |
1417 |
1076 |
27 |
0 |
| ODI |
0 |
45 |
60 |
211 |
951 |
1370 |
133 |
0 |
| CDI |
0 |
10 |
32 |
145 |
593 |
1944 |
577 |
0 |
| VCDI |
0 |
0 |
8 |
57 |
357 |
4847 |
22746 |
25788 |
|
...date precedes bulletin
|
Date: 2022-10-30:
| 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 |
93264 |
20662 |
1853 |
1010 |
458 |
314 |
6 |
0 |
| OW |
28 |
750 |
426 |
1131 |
994 |
591 |
52 |
0 |
| VODI |
0 |
263 |
192 |
559 |
1051 |
1127 |
164 |
0 |
| ODI |
0 |
109 |
54 |
226 |
652 |
1737 |
361 |
0 |
| CDI |
0 |
70 |
41 |
163 |
442 |
1534 |
960 |
9 |
| VCDI |
0 |
62 |
81 |
126 |
529 |
4508 |
24770 |
25719 |
|
...date precedes bulletin
|
Date: 2022-11-01:
| 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 |
86523 |
26068 |
3275 |
930 |
227 |
34 |
3 |
0 |
| OW |
51 |
366 |
410 |
599 |
265 |
127 |
5 |
0 |
| VODI |
11 |
215 |
179 |
793 |
599 |
353 |
18 |
0 |
| ODI |
0 |
60 |
57 |
394 |
960 |
992 |
61 |
0 |
| CDI |
0 |
22 |
51 |
113 |
1020 |
3262 |
600 |
33 |
| VCDI |
0 |
5 |
41 |
104 |
511 |
6042 |
26171 |
25498 |
|
...date precedes bulletin
|
Date: 2022-11-03:
| 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 |
80601 |
30411 |
3156 |
745 |
329 |
37 |
6 |
0 |
| OW |
46 |
482 |
457 |
716 |
659 |
178 |
8 |
0 |
| VODI |
12 |
193 |
241 |
342 |
771 |
541 |
32 |
0 |
| ODI |
0 |
102 |
118 |
285 |
646 |
859 |
161 |
0 |
| CDI |
0 |
29 |
88 |
212 |
1023 |
1741 |
518 |
5 |
| VCDI |
0 |
11 |
132 |
183 |
839 |
7612 |
26580 |
25941 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80613 |
30432 |
3186 |
958 |
523 |
85 |
6 |
0 |
| OW |
37 |
457 |
441 |
497 |
453 |
172 |
7 |
0 |
| VODI |
9 |
189 |
208 |
321 |
791 |
526 |
15 |
0 |
| ODI |
0 |
107 |
123 |
288 |
671 |
840 |
171 |
0 |
| CDI |
0 |
30 |
108 |
231 |
968 |
1760 |
543 |
5 |
| VCDI |
0 |
13 |
126 |
188 |
861 |
7585 |
26563 |
25941 |
|
Date: 2022-11-05:
| 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 |
88877 |
21846 |
1142 |
455 |
204 |
70 |
22 |
0 |
| OW |
76 |
1078 |
482 |
777 |
783 |
167 |
23 |
0 |
| VODI |
38 |
296 |
203 |
442 |
770 |
755 |
50 |
0 |
| ODI |
11 |
67 |
77 |
210 |
366 |
910 |
183 |
0 |
| CDI |
0 |
104 |
65 |
162 |
507 |
1458 |
478 |
0 |
| VCDI |
0 |
37 |
32 |
115 |
716 |
9852 |
25945 |
27197 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88886 |
22030 |
1347 |
630 |
436 |
96 |
21 |
0 |
| OW |
74 |
754 |
287 |
613 |
686 |
268 |
18 |
0 |
| VODI |
41 |
431 |
185 |
425 |
635 |
809 |
68 |
0 |
| ODI |
1 |
72 |
87 |
207 |
330 |
817 |
94 |
0 |
| CDI |
0 |
102 |
61 |
148 |
547 |
1329 |
505 |
0 |
| VCDI |
0 |
39 |
34 |
138 |
712 |
9893 |
25995 |
27197 |
|
Date: 2022-11-07:
| 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 |
84002 |
25895 |
2152 |
517 |
186 |
29 |
0 |
0 |
| OW |
103 |
297 |
244 |
470 |
222 |
36 |
3 |
0 |
| VODI |
27 |
100 |
153 |
477 |
607 |
126 |
2 |
0 |
| ODI |
16 |
47 |
64 |
293 |
1162 |
788 |
12 |
0 |
| CDI |
0 |
29 |
17 |
82 |
785 |
2747 |
572 |
0 |
| VCDI |
0 |
31 |
56 |
66 |
378 |
8532 |
35160 |
20563 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83848 |
25114 |
2015 |
619 |
324 |
29 |
3 |
0 |
| OW |
128 |
379 |
236 |
338 |
682 |
256 |
3 |
0 |
| VODI |
120 |
557 |
186 |
340 |
896 |
1161 |
135 |
0 |
| ODI |
52 |
199 |
95 |
247 |
359 |
861 |
239 |
0 |
| CDI |
0 |
68 |
54 |
174 |
402 |
1398 |
517 |
0 |
| VCDI |
0 |
82 |
100 |
187 |
677 |
8553 |
34852 |
20563 |
|
Date: 2022-11-09:
| 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 |
84908 |
23018 |
3045 |
672 |
162 |
32 |
0 |
0 |
| OW |
80 |
461 |
329 |
377 |
293 |
51 |
1 |
0 |
| VODI |
31 |
172 |
151 |
390 |
488 |
198 |
33 |
0 |
| ODI |
17 |
51 |
64 |
194 |
619 |
478 |
58 |
0 |
| CDI |
5 |
24 |
60 |
181 |
610 |
1745 |
278 |
0 |
| VCDI |
0 |
9 |
32 |
136 |
605 |
8008 |
34321 |
24661 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84919 |
22164 |
2859 |
585 |
245 |
45 |
1 |
0 |
| OW |
85 |
510 |
231 |
327 |
360 |
144 |
8 |
0 |
| VODI |
21 |
360 |
226 |
357 |
465 |
1023 |
194 |
0 |
| ODI |
3 |
299 |
129 |
200 |
381 |
946 |
499 |
0 |
| CDI |
13 |
335 |
116 |
182 |
436 |
966 |
537 |
0 |
| VCDI |
0 |
67 |
120 |
299 |
890 |
7388 |
33452 |
24661 |
|
Date: 2022-11-11:
| 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 |
76405 |
28327 |
4579 |
515 |
214 |
82 |
13 |
0 |
| OW |
36 |
519 |
496 |
512 |
228 |
39 |
13 |
0 |
| VODI |
9 |
264 |
297 |
438 |
510 |
124 |
30 |
0 |
| ODI |
0 |
122 |
99 |
246 |
545 |
283 |
48 |
0 |
| CDI |
4 |
49 |
37 |
145 |
670 |
976 |
195 |
0 |
| VCDI |
0 |
7 |
16 |
127 |
930 |
8404 |
35063 |
25432 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76411 |
27915 |
4538 |
535 |
251 |
98 |
16 |
0 |
| OW |
36 |
634 |
302 |
362 |
265 |
79 |
26 |
0 |
| VODI |
3 |
328 |
266 |
408 |
541 |
402 |
87 |
0 |
| ODI |
0 |
87 |
144 |
291 |
541 |
720 |
333 |
0 |
| CDI |
4 |
132 |
70 |
162 |
436 |
1157 |
574 |
4 |
| VCDI |
0 |
192 |
204 |
225 |
1063 |
7452 |
34326 |
25428 |
|
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