Validation of sea ice concentration - Asian sector
Bulletin date: 2022-08-11
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2022-08-07:
| 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 |
895 |
9559 |
2063 |
640 |
33 |
0 |
0 |
0 |
| OW |
1 |
250 |
216 |
486 |
183 |
0 |
0 |
0 |
| VODI |
0 |
69 |
140 |
534 |
872 |
76 |
0 |
0 |
| ODI |
0 |
3 |
42 |
670 |
3369 |
1093 |
14 |
0 |
| CDI |
0 |
0 |
0 |
56 |
2616 |
7333 |
523 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
222 |
124 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-09:
| 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 |
2974 |
9327 |
1048 |
279 |
23 |
0 |
0 |
0 |
| OW |
0 |
143 |
248 |
325 |
66 |
0 |
0 |
0 |
| VODI |
0 |
17 |
144 |
663 |
409 |
11 |
0 |
0 |
| ODI |
0 |
0 |
18 |
687 |
4063 |
1452 |
1 |
0 |
| CDI |
0 |
0 |
0 |
39 |
1831 |
7702 |
252 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
307 |
53 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-11:
| 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 |
2475 |
10333 |
736 |
262 |
5 |
0 |
0 |
0 |
| OW |
0 |
260 |
197 |
313 |
85 |
0 |
0 |
0 |
| VODI |
0 |
45 |
164 |
801 |
498 |
32 |
0 |
0 |
| ODI |
0 |
1 |
22 |
747 |
4158 |
1381 |
1 |
0 |
| CDI |
0 |
0 |
0 |
51 |
2199 |
6543 |
454 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
65 |
254 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2475 |
10454 |
771 |
298 |
20 |
0 |
0 |
0 |
| OW |
0 |
141 |
186 |
297 |
79 |
0 |
0 |
0 |
| VODI |
0 |
42 |
144 |
812 |
520 |
48 |
0 |
0 |
| ODI |
0 |
2 |
18 |
723 |
4118 |
1340 |
3 |
0 |
| CDI |
0 |
0 |
0 |
44 |
2208 |
6492 |
439 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
141 |
267 |
0 |
|
Date: 2022-08-13:
| 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 |
4354 |
8838 |
638 |
175 |
3 |
0 |
0 |
0 |
| OW |
0 |
269 |
243 |
312 |
79 |
2 |
0 |
0 |
| VODI |
0 |
56 |
150 |
887 |
701 |
75 |
0 |
0 |
| ODI |
0 |
2 |
25 |
694 |
4036 |
1694 |
12 |
0 |
| CDI |
0 |
0 |
0 |
68 |
2274 |
5688 |
591 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
55 |
161 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4354 |
8949 |
685 |
209 |
16 |
0 |
0 |
0 |
| OW |
0 |
157 |
226 |
297 |
72 |
3 |
0 |
0 |
| VODI |
0 |
56 |
119 |
897 |
673 |
87 |
0 |
0 |
| ODI |
0 |
3 |
26 |
678 |
4018 |
1580 |
21 |
0 |
| CDI |
0 |
0 |
0 |
55 |
2314 |
5745 |
541 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
99 |
202 |
0 |
|
Date: 2022-08-15:
| 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 |
6145 |
7878 |
358 |
179 |
2 |
0 |
0 |
0 |
| OW |
0 |
265 |
221 |
272 |
41 |
0 |
0 |
0 |
| VODI |
0 |
70 |
160 |
937 |
382 |
11 |
0 |
0 |
| ODI |
0 |
2 |
18 |
663 |
5096 |
1382 |
0 |
0 |
| CDI |
0 |
0 |
0 |
10 |
1804 |
5265 |
294 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
96 |
531 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6145 |
7852 |
310 |
165 |
10 |
0 |
0 |
0 |
| OW |
0 |
252 |
209 |
275 |
58 |
4 |
0 |
0 |
| VODI |
0 |
106 |
200 |
914 |
882 |
111 |
0 |
0 |
| ODI |
0 |
5 |
38 |
672 |
3623 |
2206 |
41 |
0 |
| CDI |
0 |
0 |
0 |
35 |
2752 |
4407 |
627 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
26 |
157 |
0 |
|
Date: 2022-08-17:
| 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 |
4237 |
9823 |
549 |
132 |
14 |
0 |
0 |
0 |
| OW |
0 |
280 |
237 |
249 |
40 |
0 |
0 |
0 |
| VODI |
0 |
114 |
193 |
1097 |
546 |
22 |
0 |
0 |
| ODI |
0 |
5 |
31 |
735 |
4069 |
2267 |
40 |
0 |
| CDI |
0 |
0 |
0 |
27 |
1546 |
4769 |
625 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
69 |
366 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4237 |
9736 |
509 |
96 |
1 |
0 |
0 |
0 |
| OW |
0 |
323 |
234 |
247 |
50 |
0 |
0 |
0 |
| VODI |
0 |
161 |
212 |
1169 |
937 |
174 |
0 |
0 |
| ODI |
0 |
2 |
55 |
712 |
3401 |
2588 |
187 |
0 |
| CDI |
0 |
0 |
0 |
16 |
1826 |
4365 |
740 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
104 |
0 |
|
Date: 2022-08-19:
| 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 |
2988 |
10216 |
1159 |
415 |
5 |
0 |
0 |
0 |
| OW |
0 |
393 |
198 |
290 |
48 |
0 |
0 |
0 |
| VODI |
0 |
220 |
230 |
1190 |
758 |
74 |
0 |
0 |
| ODI |
0 |
9 |
72 |
772 |
3451 |
2710 |
40 |
0 |
| CDI |
0 |
0 |
0 |
40 |
1602 |
3939 |
869 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
18 |
376 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2988 |
10225 |
1121 |
450 |
15 |
0 |
0 |
0 |
| OW |
0 |
370 |
197 |
251 |
129 |
2 |
0 |
0 |
| VODI |
0 |
241 |
290 |
1145 |
1027 |
325 |
1 |
0 |
| ODI |
0 |
2 |
49 |
803 |
2987 |
2969 |
182 |
0 |
| CDI |
0 |
0 |
2 |
58 |
1706 |
3445 |
1016 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
86 |
0 |
|
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