The weather observed at HOUSTON/INTNL, TX (KIAH) at 03:53 PM CDT was: The skies were mostly cloudy. The weather reported was a thunderstorm. Temperature: 86F ( 30C) Dewpoint: 70F ( 21C) Relative Humidity: 59% Winds from the SE (130 degs) at 8 mph. Pressure: 1016.4 millibars. Altimeter:30.02 inches of mercury. The prevailing visibility was 10 miles. There has been 0.08 inches of precipitation in the past 6 hours. The weather observed at HOUSTON/INTNL, TX (KIAH) at 04:02 PM CDT was: The skies were mostly cloudy. Temperature: 86F ( 30C) Dewpoint: 70F ( 21C) Relative Humidity: 59% Winds from the SE (130 degs) at 6 mph. Altimeter:30.02 inches of mercury. The prevailing visibility was 10 miles.