Point Forecast: Allison Park PA
 40.56N 79.97W (Elev. 899 ft)
Last Update: 11:04 am EDT Jul 19, 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)
Pressure (in)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/1907/20
Hour (EDT)121314151617181920212223000102030405060708091011
Temperature (°F)808284868688868483787574737372717070707071747678
Dewpoint (°F)737372727171717071706968696969697070697071747575
Heat Index (°F)84879092919392898778757778
Surface Wind (mph)356666533333335566667789
Wind DirSWSWSWWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWWWWW
Gust
Sky Cover (%)554942272717354145444059666571707267736264726260
Precipitation Potential (%)01110045136391437455836352118121121
Relative Humidity (%)80736864625860636775808285878994979797991001009591
Rain----------------------------ChcChcLklyChcChcSChcSChc----SChc
Thunder----------------------------ChcChcChcChcChcSChc------SChc

Date07/21
Hour (EDT)121314151617181920212223000102030405060708091011
Temperature (°F)808081828081797775737068666563626261626263677074
Dewpoint (°F)757575747473727169686766656463626160616262636364
Heat Index (°F)848586888585797775
Surface Wind (mph)999999876655533322222335
Wind DirWWWWNWNWNWNWNWNWNWNWNWNNNNNNNNNNN
Gust
Sky Cover (%)637686868686868651454034292419212224201713151719
Precipitation Potential (%)45497979797979797777771111111111
Relative Humidity (%)84848277807779818386909396981001009999989797877971
RainChcChcOcnlOcnlOcnlOcnlOcnlOcnl--------------------------------
ThunderSChcSChcChcChcChcChcChcChc--------------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Day 1 Convective Outlook Day 2 Convective Outlook
Excessive Rainfall Day 1 Excessive Rainfall Day 2
River and Precip DataFire Weather
Additional Weather ResourcesClimate Data
Local Climate PageGraphical Hazardous Weather Outlook