Validation of sea ice concentration - Asian sector
Bulletin date: 2018-09-27
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-09-21:
| 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 |
13173 |
7032 |
33 |
114 |
8 |
0 |
0 |
0 |
| OW |
0 |
740 |
74 |
479 |
105 |
0 |
0 |
0 |
| VODI |
0 |
123 |
42 |
1130 |
417 |
12 |
0 |
0 |
| ODI |
0 |
7 |
5 |
104 |
813 |
167 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
327 |
4652 |
79 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1168 |
1269 |
6 |
|
...date precedes bulletin
|
Date: 2018-09-23:
| 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 |
12918 |
7097 |
31 |
73 |
7 |
0 |
0 |
0 |
| OW |
0 |
786 |
78 |
520 |
60 |
1 |
0 |
0 |
| VODI |
0 |
161 |
40 |
1148 |
439 |
19 |
0 |
0 |
| ODI |
0 |
12 |
3 |
91 |
682 |
180 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
270 |
3618 |
196 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1503 |
1975 |
167 |
|
...date precedes bulletin
|
Date: 2018-09-25:
| 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 |
12972 |
7192 |
25 |
48 |
10 |
0 |
0 |
0 |
| OW |
0 |
769 |
74 |
307 |
33 |
1 |
0 |
0 |
| VODI |
0 |
138 |
44 |
1420 |
283 |
13 |
0 |
0 |
| ODI |
0 |
5 |
3 |
72 |
830 |
118 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
340 |
2298 |
24 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
4532 |
529 |
0 |
|
...date precedes bulletin
|
Date: 2018-09-27:
| 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 |
13188 |
6773 |
35 |
113 |
26 |
0 |
0 |
0 |
| OW |
0 |
1106 |
47 |
224 |
185 |
0 |
0 |
0 |
| VODI |
0 |
244 |
55 |
724 |
775 |
220 |
0 |
0 |
| ODI |
0 |
21 |
11 |
109 |
655 |
209 |
0 |
0 |
| CDI |
0 |
0 |
0 |
30 |
603 |
1463 |
40 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3262 |
1964 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13188 |
6982 |
46 |
184 |
112 |
0 |
0 |
0 |
| OW |
0 |
739 |
23 |
135 |
206 |
15 |
0 |
0 |
| VODI |
0 |
392 |
61 |
549 |
497 |
220 |
0 |
0 |
| ODI |
0 |
31 |
18 |
300 |
791 |
240 |
0 |
0 |
| CDI |
0 |
0 |
0 |
32 |
627 |
1260 |
44 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
3419 |
1960 |
0 |
|
Date: 2018-09-29:
| 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 |
13443 |
6445 |
33 |
96 |
8 |
0 |
0 |
0 |
| OW |
0 |
1333 |
45 |
389 |
71 |
5 |
0 |
0 |
| VODI |
0 |
351 |
51 |
685 |
1037 |
45 |
0 |
0 |
| ODI |
0 |
46 |
12 |
103 |
592 |
274 |
0 |
0 |
| CDI |
0 |
1 |
1 |
39 |
319 |
1665 |
135 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3140 |
1718 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13443 |
6688 |
43 |
227 |
19 |
0 |
0 |
0 |
| OW |
0 |
1000 |
22 |
257 |
118 |
4 |
0 |
0 |
| VODI |
0 |
437 |
59 |
555 |
842 |
56 |
0 |
0 |
| ODI |
0 |
51 |
16 |
233 |
676 |
332 |
0 |
0 |
| CDI |
0 |
0 |
2 |
40 |
367 |
1083 |
142 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
3654 |
1711 |
0 |
|
Date: 2018-10-01:
| 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 |
14297 |
6722 |
30 |
82 |
8 |
0 |
0 |
0 |
| OW |
0 |
769 |
68 |
311 |
22 |
0 |
0 |
0 |
| VODI |
0 |
131 |
39 |
1014 |
490 |
0 |
0 |
0 |
| ODI |
0 |
2 |
4 |
63 |
765 |
128 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
155 |
1747 |
181 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1876 |
3174 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14296 |
5594 |
30 |
185 |
24 |
0 |
0 |
0 |
| OW |
1 |
1264 |
28 |
206 |
130 |
0 |
0 |
0 |
| VODI |
0 |
653 |
55 |
873 |
671 |
158 |
0 |
0 |
| ODI |
0 |
85 |
20 |
132 |
335 |
459 |
0 |
0 |
| CDI |
0 |
28 |
8 |
75 |
231 |
839 |
282 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
49 |
2295 |
3073 |
0 |
|
Date: 2018-10-03:
| 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 |
13367 |
7489 |
38 |
98 |
15 |
0 |
0 |
0 |
| OW |
0 |
744 |
80 |
479 |
49 |
1 |
0 |
0 |
| VODI |
0 |
70 |
43 |
995 |
602 |
14 |
0 |
0 |
| ODI |
0 |
0 |
2 |
76 |
647 |
132 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
230 |
1258 |
401 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2906 |
2346 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13348 |
6380 |
29 |
175 |
7 |
0 |
0 |
0 |
| OW |
19 |
1212 |
37 |
191 |
78 |
0 |
0 |
0 |
| VODI |
0 |
709 |
88 |
1067 |
724 |
61 |
0 |
0 |
| ODI |
0 |
2 |
9 |
164 |
461 |
350 |
0 |
0 |
| CDI |
0 |
0 |
0 |
51 |
221 |
960 |
101 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
52 |
2940 |
2646 |
0 |
|
Date: 2018-10-05:
| 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 |
13423 |
7237 |
31 |
96 |
2 |
0 |
0 |
0 |
| OW |
0 |
1027 |
59 |
418 |
33 |
0 |
0 |
0 |
| VODI |
0 |
250 |
61 |
1181 |
338 |
13 |
0 |
0 |
| ODI |
0 |
1 |
3 |
150 |
621 |
105 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
413 |
1243 |
212 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3885 |
1275 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13398 |
6237 |
34 |
139 |
1 |
0 |
0 |
0 |
| OW |
25 |
1234 |
28 |
276 |
17 |
0 |
0 |
0 |
| VODI |
0 |
1000 |
80 |
1053 |
467 |
26 |
0 |
0 |
| ODI |
0 |
44 |
11 |
285 |
539 |
279 |
0 |
0 |
| CDI |
0 |
0 |
1 |
89 |
290 |
966 |
79 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
93 |
3975 |
1408 |
0 |
|
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