Aviation Digital Data Service (ADDS)

Output produced by METARs form (1938 UTC 17 February 2018)
found at http://aviationweather.gov/adds/metars/
 
EGLL 171920Z AUTO 20009KT 160V250 9999 BKN035 BKN041 07/03 Q1023 NOSIG
TAF EGLL 171659Z 1718/1824 23005KT 9999 SCT040 
     TEMPO 1722/1811 6000 
     PROB30 
     TEMPO 1804/1810 3000 BR BKN004 
     BECMG 1815/1818 BKN012 
     TEMPO 1818/1824 6000 -RADZ BKN006