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- Weather Observers Needed-Learn More About CoCoRaHS
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- Check Out Our Graphical Hazardous Weather Outlook
- Pennsylvania's Severe Weather Awareness Week | April 13-17, 2026
- Observe down trees, hail, of flooding? We would love to know!
Hazardous Weather Conditions
Current conditions at
Pittsburgh/Butler Regional Airport (KBTP)
Lat: 40.78°NLon: 79.96°WElev: 1248ft.
Mostly Cloudy
79°F
26°C
| Humidity | 56% |
| Wind Speed | SW 10 mph |
| Barometer | 29.93 in (1013.2 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 15 Apr 3:56 pm EDT |
Extended Forecast for
3 Miles ENE Portersville PA
This Afternoon
High: 82 °F
Chance
T-stormsTonight
Low: 63 °F
Showers
LikelyThursday
High: 79 °F
Partly Sunny
then Showers
LikelyThursday Night
Low: 56 °F
Chance
T-storms then
Chance
ShowersFriday
High: 75 °F
Mostly Sunny
Friday Night
Low: 55 °F
Partly Cloudy
Saturday
High: 80 °F
Chance
Showers then
Showers
LikelySaturday Night
Low: 41 °F
Showers
LikelySunday
High: 53 °F
Chance
Showers
Detailed Forecast
This Afternoon
A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 82. Southwest wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 63. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 79. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West wind 5 to 7 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 75. Northwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 55.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Mostly sunny, with a high near 66.
Additional Forecasts and Information
Basemap Options
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles ENE Portersville PA
40.95°N 80.08°W (Elev. 1198 ft)
40.95°N 80.08°W (Elev. 1198 ft)
3:01 pm EDT Apr 15, 2026
4pm EDT Apr 15, 2026-6pm EDT Apr 21, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
