Point Forecast: Harpers Ferry WV
 39.32N 77.73W (Elev. 299 ft)
Last Update: 1:31 pm EDT Jul 15, 2025
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  
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  

Date07/1507/16
Hour (EDT)141516171819202122230001020304050607080910111213
Temperature (°F)858788888786837978777675747473737373757881838486
Dewpoint (°F)737474747474737373737373737272727173737475757676
Heat Index (°F)929597979594897978777675757887909396
Surface Wind (mph)333555655533533355555666
Wind DirESESESESESESESESSSSESESESESESESESESSSSS
Gust
Sky Cover (%)354557535763524234505659454653606761605361635960
Precipitation Potential (%)18202424221755333243222224341026
Relative Humidity (%)6765636365687282858790949793979793100948882777772
RainSChcSChcSChcSChcSChcSChc----------------------------------Chc
ThunderSChcSChcSChcSChcSChcSChc----------------------------------Chc

Date07/17
Hour (EDT)141516171819202122230001020304050607080910111213
Temperature (°F)878583818180787776767575747474747475777982858789
Dewpoint (°F)767676767574747474737373737372727373747474757474
Heat Index (°F)98949187878478777676757575777988949598
Surface Wind (mph)777777777778887777778888
Wind DirSSSWSWSSSSSSSSSSSWSWSWSWSWSWSWWWW
Gust
Sky Cover (%)628586906976797474747371706763605347404039394448
Precipitation Potential (%)435179624439292929292929888888101010101010
Relative Humidity (%)707580858282889094909494979793939794908577726561
RainChcChcOcnlLklyChcChcChcChcChcChcChcChc------------------------
ThunderChcChcLklyChcChcChcChcChcChcSChcSChcSChc------------------------

Additional Forecasts and Information
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Hazardous Weather Briefing Page
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