Validation of sea ice concentration - Asian sector
Bulletin date: 2022-07-28
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-22:
| 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 |
1573 |
6760 |
780 |
280 |
43 |
2 |
0 |
0 |
| OW |
0 |
509 |
318 |
314 |
53 |
4 |
0 |
0 |
| VODI |
0 |
230 |
240 |
653 |
301 |
36 |
0 |
0 |
| ODI |
0 |
43 |
85 |
445 |
1935 |
1526 |
54 |
0 |
| CDI |
0 |
10 |
27 |
133 |
2453 |
9233 |
3543 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
54 |
27 |
417 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-24:
| 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 |
1013 |
7163 |
1190 |
320 |
44 |
0 |
0 |
0 |
| OW |
1 |
780 |
258 |
182 |
36 |
0 |
0 |
0 |
| VODI |
0 |
324 |
281 |
491 |
269 |
28 |
0 |
0 |
| ODI |
0 |
96 |
95 |
497 |
1883 |
1615 |
291 |
0 |
| CDI |
0 |
17 |
30 |
173 |
2132 |
8372 |
4362 |
22 |
| VCDI |
0 |
0 |
0 |
0 |
34 |
14 |
69 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-26:
| 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 |
52 |
8947 |
2016 |
190 |
19 |
0 |
0 |
0 |
| OW |
1 |
284 |
187 |
143 |
31 |
0 |
0 |
0 |
| VODI |
0 |
211 |
215 |
503 |
243 |
10 |
0 |
0 |
| ODI |
0 |
23 |
70 |
316 |
1611 |
675 |
3 |
0 |
| CDI |
0 |
0 |
13 |
126 |
2000 |
8538 |
2294 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
432 |
2924 |
1 |
|
...date precedes bulletin
|
Date: 2022-07-28:
| 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 |
8 |
9402 |
1974 |
185 |
6 |
0 |
0 |
0 |
| OW |
0 |
377 |
200 |
144 |
21 |
0 |
0 |
0 |
| VODI |
0 |
194 |
199 |
490 |
312 |
3 |
0 |
0 |
| ODI |
0 |
22 |
89 |
336 |
1453 |
773 |
100 |
0 |
| CDI |
0 |
0 |
22 |
141 |
1966 |
8776 |
1990 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
16 |
1635 |
1248 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8 |
9399 |
1982 |
183 |
6 |
0 |
0 |
0 |
| OW |
0 |
345 |
177 |
146 |
26 |
0 |
0 |
0 |
| VODI |
0 |
224 |
204 |
473 |
281 |
14 |
0 |
0 |
| ODI |
0 |
27 |
91 |
331 |
1515 |
833 |
108 |
0 |
| CDI |
0 |
0 |
30 |
163 |
1924 |
8627 |
1992 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
22 |
1713 |
1238 |
0 |
|
Date: 2022-07-30:
| 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 |
3186 |
7633 |
913 |
86 |
36 |
0 |
0 |
0 |
| OW |
0 |
483 |
220 |
148 |
56 |
2 |
0 |
0 |
| VODI |
0 |
163 |
278 |
449 |
285 |
26 |
0 |
0 |
| ODI |
0 |
23 |
108 |
569 |
1804 |
777 |
0 |
0 |
| CDI |
0 |
0 |
2 |
129 |
2858 |
8967 |
668 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
57 |
1991 |
165 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
3186 |
7671 |
912 |
71 |
33 |
0 |
0 |
0 |
| OW |
0 |
404 |
212 |
142 |
46 |
3 |
0 |
0 |
| VODI |
0 |
204 |
277 |
424 |
287 |
30 |
0 |
0 |
| ODI |
0 |
23 |
112 |
603 |
1842 |
826 |
0 |
0 |
| CDI |
0 |
0 |
8 |
141 |
2838 |
8819 |
684 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
50 |
2085 |
149 |
0 |
|
Date: 2022-08-01:
| 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 |
3230 |
8503 |
555 |
219 |
40 |
0 |
0 |
0 |
| OW |
0 |
184 |
198 |
379 |
38 |
0 |
0 |
0 |
| VODI |
0 |
59 |
139 |
819 |
406 |
6 |
0 |
0 |
| ODI |
0 |
0 |
19 |
384 |
3863 |
491 |
1 |
0 |
| CDI |
0 |
0 |
0 |
23 |
1925 |
9536 |
116 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
929 |
17 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
3230 |
8112 |
424 |
178 |
44 |
0 |
0 |
0 |
| OW |
0 |
440 |
219 |
264 |
72 |
5 |
0 |
0 |
| VODI |
0 |
171 |
196 |
561 |
356 |
46 |
0 |
0 |
| ODI |
0 |
23 |
61 |
710 |
2518 |
404 |
1 |
0 |
| CDI |
0 |
0 |
11 |
111 |
3266 |
9126 |
117 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
1381 |
16 |
0 |
|
Date: 2022-08-03:
| 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 |
426 |
10647 |
1364 |
361 |
29 |
0 |
0 |
0 |
| OW |
0 |
135 |
199 |
403 |
111 |
10 |
0 |
0 |
| VODI |
0 |
34 |
124 |
709 |
559 |
63 |
7 |
0 |
| ODI |
0 |
0 |
5 |
345 |
3522 |
812 |
49 |
0 |
| CDI |
0 |
0 |
0 |
32 |
3034 |
7795 |
577 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
706 |
22 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
426 |
10116 |
1192 |
286 |
68 |
1 |
0 |
0 |
| OW |
0 |
464 |
177 |
242 |
86 |
11 |
0 |
0 |
| VODI |
0 |
212 |
240 |
510 |
403 |
117 |
14 |
0 |
| ODI |
0 |
24 |
80 |
670 |
2396 |
849 |
57 |
0 |
| CDI |
0 |
0 |
3 |
142 |
4241 |
7603 |
562 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
63 |
805 |
22 |
0 |
|
Date: 2022-08-05:
| 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 |
1120 |
8965 |
2307 |
576 |
21 |
0 |
0 |
0 |
| OW |
0 |
187 |
200 |
579 |
113 |
7 |
0 |
0 |
| VODI |
0 |
46 |
105 |
560 |
705 |
52 |
2 |
0 |
| ODI |
0 |
3 |
13 |
515 |
3383 |
974 |
27 |
0 |
| CDI |
0 |
0 |
0 |
57 |
2766 |
7573 |
676 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
516 |
34 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1120 |
8276 |
2128 |
605 |
83 |
0 |
0 |
0 |
| OW |
0 |
489 |
169 |
140 |
109 |
14 |
0 |
0 |
| VODI |
0 |
380 |
209 |
514 |
471 |
144 |
5 |
0 |
| ODI |
0 |
56 |
117 |
795 |
2333 |
912 |
42 |
0 |
| CDI |
0 |
0 |
2 |
233 |
3988 |
7424 |
658 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
628 |
34 |
0 |
|
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