Point Forecast: Mount Joy PA
 40.11N 76.52W (Elev. 397 ft)
Last Update: 11:45 pm EDT Jul 14, 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  
20ft Wind  
Vent Rate (x1000 mph-ft)
Davis Stability Index
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/15
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)717172707171707173747779818385868686858481787776
Dewpoint (°F)717170707070707172727374757474747474747474747473
Heat Index (°F)7779879093949494939186787776
Surface Wind (mph)111111122222222223333222
Wind DirNENNNNNNNNNNNNENEEESESESSESSESS
Gust
Sky Cover (%)685452585956726767745855362527253243434340383838
Precipitation Potential (%)64875544120004913121622222220202020
Relative Humidity (%)10010093100979710010097938885827470686868707279889090
Rain--------------------------------SChcSChcSChcSChcSChcSChcSChcSChc
Thunder--------------------------------SChcSChcSChcSChcSChcSChcSChc--

Date07/16
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)757574737373737476788183858686868584838180797776
Dewpoint (°F)737272727272737374757576767676767676767575757474
Heat Index (°F)757576788791949696969493918785797776
Surface Wind (mph)222222222335566677776553
Wind DirSSSSSSSSSSSSSSSSSSSSSSSS
Gust
Sky Cover (%)434752566064656768656158667381818181818181787572
Precipitation Potential (%)202020202020202027272727272771717171717141414141
Relative Humidity (%)9490939797971009794918280757272727577808285889094
RainSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChc
Thunder----------------------SChcSChcSChcChcChcChcLklyLklyLklyChcChcChcChc

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