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Baltimore, MD/Washington, D.C.
 
 
 Point Forecast: 3 Miles NW Round Hill VA
 39.17N 77.81W (Elev. 369 m)
Last Update: 4:33 pm EDT Apr 1, 2020
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°C)
Dewpoint (°C)
Wind Chill (°C)

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-m)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index

48-Hour Period Starting:       Back 2 Days  

Date04/0104/02
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°C)11111111109876654333345679101112
Dewpoint (°C)333332221-1-2-2-3-2-3-3-3-2-2-2-3-2-2-2
Wind Chill (°C)87543210-1-1-1-1012357
Surface Wind (mph)991099910101111111111101091114161718181818
Wind DirNWNWNWNWNWNWNWNWNNNWNWNWNWNWNWNWNWNWNWNWNWNWNW
Gust29
Sky Cover (%)8682777266604938281991316201613916222930303030
Precipitation Potential (%)4439393918181800000000000000000
Relative Humidity (%)595656596163656867656264647067675959555144424138
RainChcChcChcChcSChcSChcSChc----------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date04/03
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°C)12121211109887766555456789111213
Dewpoint (°C)-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-1-1112
Wind Chill (°C)76543321111002346
Surface Wind (mph)202018171616161716161616161616161717181818171716
Wind DirNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNW
Gust30
Sky Cover (%)302926221818171615121114192224272931343639414446
Precipitation Potential (%)000011111111111122222222
Relative Humidity (%)383838414446495153535557626262625955535150504847
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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