Validation of sea ice concentration - Asian sector
Bulletin date: 2022-07-07
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-01:
| 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 |
8 |
4359 |
740 |
399 |
80 |
32 |
0 |
0 |
| OW |
1 |
171 |
271 |
480 |
142 |
67 |
0 |
0 |
| VODI |
0 |
88 |
186 |
604 |
436 |
209 |
2 |
0 |
| ODI |
0 |
27 |
88 |
329 |
714 |
544 |
19 |
0 |
| CDI |
0 |
39 |
63 |
294 |
1534 |
5973 |
949 |
0 |
| VCDI |
0 |
1 |
7 |
25 |
185 |
4637 |
8379 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-03:
| 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 |
241 |
4018 |
875 |
552 |
111 |
6 |
0 |
0 |
| OW |
0 |
162 |
260 |
575 |
210 |
53 |
0 |
0 |
| VODI |
0 |
59 |
178 |
594 |
537 |
137 |
3 |
0 |
| ODI |
0 |
15 |
102 |
336 |
750 |
525 |
23 |
0 |
| CDI |
0 |
22 |
89 |
316 |
1448 |
6127 |
1883 |
0 |
| VCDI |
0 |
1 |
12 |
19 |
245 |
4245 |
7054 |
299 |
|
...date precedes bulletin
|
Date: 2022-07-05:
| 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 |
0 |
4730 |
954 |
473 |
39 |
3 |
0 |
0 |
| OW |
0 |
122 |
343 |
600 |
131 |
16 |
0 |
0 |
| VODI |
0 |
21 |
175 |
897 |
602 |
72 |
0 |
0 |
| ODI |
0 |
13 |
76 |
469 |
1033 |
363 |
9 |
0 |
| CDI |
0 |
10 |
20 |
182 |
2976 |
5936 |
687 |
0 |
| VCDI |
0 |
1 |
3 |
14 |
173 |
3679 |
7161 |
99 |
|
...date precedes bulletin
|
Date: 2022-07-07:
| 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 |
16 |
4582 |
1279 |
612 |
44 |
5 |
0 |
0 |
| OW |
0 |
142 |
315 |
692 |
209 |
45 |
0 |
0 |
| VODI |
0 |
62 |
169 |
774 |
537 |
127 |
1 |
0 |
| ODI |
0 |
52 |
48 |
387 |
930 |
448 |
13 |
0 |
| CDI |
0 |
10 |
28 |
170 |
2145 |
8044 |
406 |
0 |
| VCDI |
0 |
7 |
12 |
25 |
570 |
4843 |
4333 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16 |
4628 |
1358 |
717 |
72 |
10 |
0 |
0 |
| OW |
0 |
100 |
241 |
632 |
223 |
40 |
0 |
0 |
| VODI |
0 |
55 |
164 |
744 |
533 |
145 |
2 |
0 |
| ODI |
0 |
52 |
46 |
350 |
896 |
428 |
12 |
0 |
| CDI |
0 |
13 |
29 |
192 |
2185 |
8069 |
491 |
0 |
| VCDI |
0 |
7 |
13 |
25 |
526 |
4820 |
4248 |
0 |
|
Date: 2022-07-09:
| 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 |
15 |
5282 |
947 |
555 |
58 |
3 |
0 |
0 |
| OW |
1 |
229 |
302 |
603 |
282 |
49 |
0 |
0 |
| VODI |
0 |
116 |
198 |
663 |
494 |
131 |
1 |
0 |
| ODI |
0 |
55 |
43 |
427 |
959 |
339 |
14 |
0 |
| CDI |
0 |
19 |
31 |
276 |
3121 |
8622 |
981 |
0 |
| VCDI |
0 |
3 |
2 |
13 |
391 |
3942 |
2915 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15 |
5370 |
1004 |
634 |
102 |
5 |
0 |
0 |
| OW |
1 |
158 |
274 |
575 |
262 |
53 |
0 |
0 |
| VODI |
0 |
103 |
172 |
641 |
522 |
125 |
1 |
0 |
| ODI |
0 |
52 |
40 |
366 |
921 |
322 |
19 |
0 |
| CDI |
0 |
17 |
31 |
311 |
3084 |
8452 |
1006 |
0 |
| VCDI |
0 |
4 |
2 |
10 |
414 |
4129 |
2885 |
0 |
|
Date: 2022-07-11:
| 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 |
511 |
5635 |
902 |
563 |
64 |
9 |
0 |
0 |
| OW |
2 |
165 |
298 |
585 |
127 |
23 |
1 |
0 |
| VODI |
0 |
65 |
161 |
904 |
554 |
57 |
5 |
0 |
| ODI |
0 |
4 |
18 |
371 |
1389 |
527 |
11 |
0 |
| CDI |
0 |
5 |
11 |
148 |
3101 |
9119 |
1235 |
0 |
| VCDI |
0 |
1 |
0 |
0 |
34 |
2659 |
2818 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
511 |
5490 |
812 |
582 |
97 |
24 |
0 |
0 |
| OW |
2 |
203 |
311 |
549 |
207 |
43 |
6 |
0 |
| VODI |
0 |
110 |
181 |
672 |
502 |
70 |
9 |
0 |
| ODI |
0 |
52 |
54 |
444 |
757 |
253 |
11 |
0 |
| CDI |
0 |
18 |
32 |
321 |
3438 |
8775 |
1832 |
0 |
| VCDI |
0 |
2 |
0 |
3 |
268 |
3229 |
2212 |
0 |
|
Date: 2022-07-13:
| 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 |
31 |
5573 |
1591 |
784 |
80 |
6 |
0 |
0 |
| OW |
2 |
166 |
266 |
617 |
228 |
27 |
0 |
0 |
| VODI |
0 |
42 |
132 |
861 |
563 |
85 |
0 |
0 |
| ODI |
0 |
3 |
16 |
336 |
1457 |
410 |
5 |
0 |
| CDI |
0 |
2 |
16 |
179 |
3892 |
9078 |
1245 |
0 |
| VCDI |
0 |
1 |
0 |
6 |
122 |
3015 |
1245 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
31 |
5379 |
1474 |
757 |
139 |
34 |
0 |
0 |
| OW |
2 |
221 |
268 |
472 |
242 |
18 |
0 |
0 |
| VODI |
0 |
128 |
175 |
660 |
465 |
130 |
4 |
0 |
| ODI |
0 |
50 |
59 |
490 |
795 |
288 |
12 |
0 |
| CDI |
0 |
9 |
45 |
398 |
4282 |
8568 |
1692 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
419 |
3583 |
787 |
0 |
|
Date: 2022-07-15:
| 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 |
943 |
5264 |
1373 |
715 |
63 |
3 |
0 |
0 |
| OW |
2 |
205 |
322 |
707 |
177 |
14 |
0 |
0 |
| VODI |
0 |
48 |
193 |
891 |
484 |
53 |
0 |
0 |
| ODI |
0 |
0 |
38 |
329 |
1092 |
920 |
3 |
0 |
| CDI |
0 |
1 |
12 |
264 |
3419 |
9646 |
2055 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
174 |
2069 |
603 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
943 |
5041 |
1265 |
717 |
141 |
23 |
0 |
0 |
| OW |
2 |
259 |
282 |
534 |
180 |
25 |
0 |
0 |
| VODI |
0 |
175 |
225 |
718 |
370 |
137 |
0 |
0 |
| ODI |
0 |
40 |
129 |
503 |
712 |
723 |
9 |
0 |
| CDI |
0 |
3 |
37 |
423 |
3692 |
9064 |
2170 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
314 |
2733 |
482 |
0 |
|
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