Aviation Digital Data Service (ADDS)

Output produced by METARs form (0720 UTC 03 March 2015)
found at http://aviationweather.gov/adds/metars/
 
KHUL 030521Z 0306/0406 30017G30KT 4SM BLSN SKC 
     FM031100 32012KT P6SM SKC 
     FM032100 18005KT P6SM OVC050 
     FM040300 19006KT 5SM -SN OVC030