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 Point Forecast: 2 Miles S Washington-Dulles International Airport VA
 38.93N 77.45W (Elev. 299 ft)
Last Update: 9:32 pm EST Jan 20, 2020
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Wind Chill (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Snow
Freezing Rain
Sleet
Fog
Mixing Height  
Haines Index
Lightning Activity Level
Trans. Wind  
Vent Rate (x1000 mph-ft)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index

48-Hour Period Starting:       Back 2 Days  

Date01/2001/21
Hour (EST)230001020304050607080910111213141516171819202122
Temperature (°F)232220202019181921232527303133343433313028272726
Dewpoint (°F)131313131312121212131314141515151616161717171717
Wind Chill (°F)141310111111101013161617212225262725242221202018
Surface Wind (mph)88877667668101010101099887777
Wind DirNWNNNNNNNWNWNWNNNNNNNNNNNNNNW
Gust
Sky Cover (%)556666772481096543251215141211
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)656874747474777468656057515147454749535863656568
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date01/22
Hour (EST)230001020304050607080910111213141516171819202122
Temperature (°F)252525242423232323252831343638393939363432313029
Dewpoint (°F)171616161717171616171718181717181819191919202121
Wind Chill (°F)181819181716171718192225303338393736323132313029
Surface Wind (mph)665566553566532235532222
Wind DirNWNWNWNWNNNWNWNWNWNNNNNNNNNNENENENN
Gust
Sky Cover (%)12151614108899742233322222344
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)716868717477777474716358514542424244505458636972
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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