Validation of sea ice concentration - Asian sector
Bulletin date: 2020-07-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-06-26:
| 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 |
837 |
6416 |
138 |
719 |
81 |
2 |
0 |
0 |
| OW |
2 |
237 |
87 |
855 |
343 |
23 |
0 |
0 |
| VODI |
0 |
20 |
16 |
652 |
1647 |
118 |
0 |
0 |
| ODI |
0 |
0 |
0 |
21 |
1452 |
1583 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
188 |
6483 |
1049 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
2496 |
5146 |
1470 |
|
...date precedes bulletin
|
Date: 2020-06-28:
| 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 |
1239 |
6450 |
97 |
659 |
99 |
4 |
0 |
0 |
| OW |
2 |
428 |
98 |
774 |
485 |
26 |
0 |
0 |
| VODI |
0 |
40 |
17 |
631 |
1677 |
169 |
1 |
0 |
| ODI |
0 |
0 |
0 |
16 |
1547 |
2215 |
14 |
0 |
| CDI |
0 |
0 |
0 |
0 |
98 |
6176 |
1411 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
957 |
5078 |
1673 |
|
...date precedes bulletin
|
Date: 2020-06-30:
| 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 |
2728 |
5715 |
76 |
457 |
68 |
7 |
0 |
0 |
| OW |
2 |
287 |
81 |
665 |
191 |
13 |
0 |
0 |
| VODI |
0 |
19 |
15 |
674 |
1022 |
29 |
4 |
0 |
| ODI |
0 |
0 |
0 |
14 |
2233 |
985 |
7 |
0 |
| CDI |
0 |
0 |
0 |
0 |
294 |
7833 |
1459 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
872 |
6041 |
290 |
|
...date precedes bulletin
|
Date: 2020-07-02:
| 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 |
4041 |
5209 |
50 |
282 |
26 |
0 |
0 |
0 |
| OW |
2 |
511 |
71 |
715 |
116 |
10 |
0 |
0 |
| VODI |
0 |
73 |
46 |
962 |
909 |
47 |
0 |
0 |
| ODI |
0 |
1 |
2 |
115 |
3490 |
949 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1893 |
5761 |
1016 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
887 |
3775 |
1122 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4041 |
5331 |
64 |
376 |
50 |
3 |
0 |
0 |
| OW |
2 |
376 |
64 |
585 |
114 |
8 |
0 |
0 |
| VODI |
0 |
87 |
41 |
996 |
980 |
66 |
0 |
0 |
| ODI |
0 |
0 |
0 |
117 |
3070 |
940 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
2186 |
5634 |
745 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
921 |
3891 |
1393 |
0 |
|
Date: 2020-07-04:
| 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 |
4469 |
5171 |
50 |
217 |
2 |
0 |
0 |
0 |
| OW |
3 |
798 |
99 |
663 |
133 |
0 |
0 |
0 |
| VODI |
0 |
273 |
46 |
920 |
1105 |
41 |
0 |
0 |
| ODI |
0 |
22 |
12 |
291 |
4196 |
2193 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
1354 |
4784 |
577 |
0 |
| VCDI |
0 |
1 |
0 |
0 |
879 |
3727 |
50 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4470 |
5363 |
70 |
350 |
28 |
0 |
0 |
0 |
| OW |
2 |
583 |
71 |
486 |
166 |
0 |
0 |
0 |
| VODI |
0 |
299 |
55 |
944 |
1159 |
101 |
0 |
0 |
| ODI |
0 |
19 |
11 |
317 |
3411 |
1842 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1922 |
4952 |
552 |
0 |
| VCDI |
0 |
1 |
0 |
0 |
983 |
3850 |
75 |
0 |
|
Date: 2020-07-06:
| 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 |
4321 |
6584 |
110 |
329 |
7 |
0 |
0 |
0 |
| OW |
1 |
454 |
105 |
859 |
82 |
0 |
0 |
0 |
| VODI |
0 |
33 |
20 |
1025 |
983 |
6 |
0 |
0 |
| ODI |
0 |
6 |
2 |
22 |
4766 |
668 |
0 |
0 |
| CDI |
0 |
1 |
1 |
8 |
1141 |
7256 |
278 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
2738 |
274 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4322 |
5818 |
76 |
421 |
62 |
0 |
0 |
0 |
| OW |
0 |
746 |
80 |
594 |
231 |
5 |
0 |
0 |
| VODI |
0 |
461 |
69 |
833 |
1433 |
344 |
0 |
0 |
| ODI |
0 |
52 |
13 |
394 |
3289 |
2522 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
1562 |
4246 |
456 |
0 |
| VCDI |
0 |
1 |
0 |
0 |
404 |
3551 |
96 |
0 |
|
Date: 2020-07-08:
| 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 |
4531 |
7122 |
104 |
445 |
45 |
0 |
0 |
0 |
| OW |
0 |
477 |
87 |
752 |
165 |
1 |
0 |
0 |
| VODI |
0 |
69 |
22 |
910 |
1749 |
14 |
0 |
0 |
| ODI |
0 |
10 |
1 |
34 |
3492 |
2812 |
0 |
0 |
| CDI |
1 |
2 |
1 |
1 |
68 |
6632 |
271 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2093 |
171 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4531 |
6209 |
72 |
461 |
123 |
2 |
0 |
0 |
| OW |
0 |
832 |
71 |
517 |
344 |
24 |
0 |
0 |
| VODI |
0 |
577 |
60 |
880 |
1907 |
1100 |
0 |
0 |
| ODI |
0 |
62 |
12 |
283 |
2655 |
2990 |
0 |
0 |
| CDI |
1 |
0 |
0 |
1 |
490 |
4201 |
295 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3235 |
147 |
0 |
|
Date: 2020-07-10:
| 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 |
4923 |
7188 |
101 |
437 |
44 |
0 |
0 |
0 |
| OW |
1 |
637 |
84 |
899 |
185 |
6 |
0 |
0 |
| VODI |
0 |
93 |
30 |
1070 |
2620 |
50 |
0 |
0 |
| ODI |
0 |
10 |
1 |
24 |
1916 |
4236 |
0 |
0 |
| CDI |
1 |
0 |
0 |
5 |
31 |
5122 |
694 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1262 |
412 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4923 |
6316 |
90 |
611 |
160 |
24 |
0 |
0 |
| OW |
1 |
860 |
63 |
529 |
686 |
140 |
0 |
0 |
| VODI |
0 |
687 |
57 |
968 |
1648 |
1868 |
0 |
0 |
| ODI |
0 |
65 |
6 |
321 |
2124 |
3178 |
10 |
0 |
| CDI |
1 |
0 |
0 |
6 |
178 |
3439 |
415 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2027 |
681 |
0 |
|
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