Live raw METAR (current observation) and TAF (terminal forecast) for Decatur, ICAO KDEC, IATA DEC, at 39.84, -88.87. Data comes straight from NOAA's Aviation Weather Center and is cached for a couple of minutes; the page refreshes itself every few minutes while open. Add it to your home screen for one-tap access, or compare airports: https://rawmetar.com/KDEC,KTAZ.