Point Forecast: Williamsport PA
 41.25N 77.05W (Elev. 591 ft)
Last Update: 7:38 pm EDT Jul 12, 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  

Date07/1207/13
Hour (EDT)222300010203040506070809101112131415161718192021
Temperature (°F)787675747373727171727375767879828384838382807876
Dewpoint (°F)737373727272727171717272727374747575747474747374
Heat Index (°F)78767575767879889092909088847876
Surface Wind (mph)553333333555566677776632
Wind DirSESESESEESEEEESESESESESESSSSSSSSSSE
Gust
Sky Cover (%)545556575864707580859084797467616861597089889488
Precipitation Potential (%)313223332221182830272824313838393334395583818181
Relative Humidity (%)859094939797100100100979790878585777774747477828594
RainChcChcSChcChcSChcSChcSChcChcChcChcChcSChcChcChcChcChcChcChcChcLklyOcnlOcnlOcnlOcnl
ThunderChcChc--SChc------SChcSChcSChcSChc--SChcChcChcChcChcChcChcLklyOcnlOcnlChcChc
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------
Lightning Activity Level441411144441444444455555

Date07/14
Hour (EDT)222300010203040506070809101112131415161718192021
Temperature (°F)747372727271707070717274778082848586868685838178
Dewpoint (°F)747372727271707070707070717170706969696969707070
Heat Index (°F)778386888990909089878578
Surface Wind (mph)222222111111222222332211
Wind DirSESESESSSSSSSWSWWWWWWWWWWWSSEE
Gust
Sky Cover (%)888888888078767473727161504044485252525252522120
Precipitation Potential (%)8181818145454545454521212121212128282828282844
Relative Humidity (%)100100100100100100100100100979387827467635957575759656976
RainOcnlOcnlOcnlOcnlChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChc----
ThunderChcChcChcChcSChcSChcSChc------------SChcSChcSChcChcChcChcSChcSChcSChc----
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------
Lightning Activity Level555544411111133344444411

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