Main Synoptic Hour Surface Observation
Issued by NWS
Issued by NWS
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
181 SMUS41 KGYX 161206 SSMMWN 72613 11/00 92816 10099 20099 38180 52006 69901 75154 333 10123 20066 90910