TAF (Terminal Aerodrome Forecast)
TAF OPSK 190500Z 1906/2006 24010G20KT 4000 HZ FEW040 SCT100 BECMG 1918/1920 23004KT 4000 HZ SCT030 TEMPO 2000/2004 31003KT 3000 HZ FEW040
 
METAR (METeorological Aerodrome Report)
OPSK 190500Z 05006KT 4000 HZ NSC 29/18 Q1006 NOSIG
OPSK 190400Z 36006KT 4000 HZ NSC 27/18 Q1004 NOSIG