Skip Navigation Linksweather.gov 
NOAA logo - Click to go to the NOAA homepageNational Weather Service Forecast Office NWS logo - Click to go to the NWS homepage
Baltimore, MD/Washington, D.C.
 
 
 Point Forecast: Reston VA
 38.95N 77.36W (Elev. 446 ft)
Last Update: 4:34 am EDT Oct 31, 2020
Tabular Forecast
[hide menu]  |  Font Size: A A A   Get as XML
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  

Date10/3111/01
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)393635353639424648495050504948464443424141424243
Dewpoint (°F)393534343434353535353535353637383838383838394041
Wind Chill (°F)393231313236394447484848484745444140393738393839
Surface Wind (mph)155555553355666555565566
Wind DirNNNNNNENEEESESESESESESESESESESESESESSS
Gust
Sky Cover (%)565655534945424041434545454442404145515759605964
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)1009696969282766560585656566165737982868989899393
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date11/02
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)434242414245495254555657585755514844413937363535
Dewpoint (°F)414141414244454748494949494846423936343230272626
Wind Chill (°F)393838363740454236333128272525
Surface Wind (mph)667789101010101111111011141617161515151515
Wind DirSSSSSSSSSSSSWSWSWWWNWNWNWNWNWWWW
Gust181818212526262424242424
Sky Cover (%)697374757475777879808081807771626057514231221928
Precipitation Potential (%)000042424270707063636351515119191914141488
Relative Humidity (%)93969610010096868380807775727272717173767675696969
Rain--------ChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcSChcSChcSChc----------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Radar and Satellite (Click for larger image)
Link to Local Radar Data Link to Satellite Data
Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hazardous Weather Briefing Page
Past Weather InformationInteractive Forecast Map
Home

Webmaster
NOAA's National Weather Service
Baltimore, MD/Washington, D.C.
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities