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
658 SMUS41 KGYX 300601 SSMMWN 72613 11/00 92907 10029 20029 38041 56003 69901 74554 333 10064 20029 70013 90940