Point Forecast: 2 Miles S Washington-Dulles International Airport VA
 38.93N 77.45W (Elev. 299 ft)
Last Update: 2:53 pm EDT Jul 18, 2024
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Haines Index
Lightning Activity Level
Trans. Wind  
Vent Rate (x1000 mph-ft)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1807/19
Hour (EDT)151617181920212223000102030405060708091011121314
Temperature (°F)858686858583807877757372706969686870737679818385
Dewpoint (°F)656362626263636464656463626059595959595959595959
Heat Index (°F)878786868684817877757679818385
Surface Wind (mph)766555355567788888877665
Wind DirNNNNNNNNNNNNNNNNNNNNNNNN
Gust
Sky Cover (%)908580766660656866645543364740444642384136444141
Precipitation Potential (%)272318111213171514941100000000000
Relative Humidity (%)514645464651566264717373767370737368625650474441
RainChcSChcSChc------SChcSChc--------------------------------
Thunder------------------------------------------------

Date07/20
Hour (EDT)151617181920212223000102030405060708091011121314
Temperature (°F)868686858482797775747372717070717274767880818282
Dewpoint (°F)596060616262636364646565656666666767686868686868
Heat Index (°F)858686858583797775767883848585
Surface Wind (mph)335555535533322223355677
Wind DirNWSSSSESESESSSSSSSSSSSSSSSS
Gust
Sky Cover (%)444650454038414343434554646871758184838078818691
Precipitation Potential (%)0000022244488812121219191927272734
Relative Humidity (%)404242454851586269717679818787848479767167656363
Rain----------------------------------SChcSChcSChcChcChcChcChc
Thunder----------------------------------------------SChc

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