a71 a71a71a71a71a71 a71 a71
0
1
2
3
4
5
6
7
8
9
10
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20
0 1 2 3 4 5
6 7 8 9 10 12 13 14 15 16 17 18 20 22 23 24 25 26 28 30
35 40 45 50 55 60 65 70 75
Visibility (Manual)
Visibility (
Automatic
)
Proportion of records
a71
a71
a71
a71
0.1
0.2
0.3
0.4
0.1
0.2
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Proportion of records
Figure 12. Automatic records as a function of manual observations.
20
Present weather
/media/vedurstofan-utgafa-2019/VI_2019_009.pdf