ft 0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
secs 6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
40
Beaufort 1
2
3
4
5
6
7
8
9
10
11
12
Mean sea level pressure contoured with rainfall shaded as above °C 0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
Chart Types
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