National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Beaver County Airport (KBVI)

Lat: 40.77°NLon: 80.38°WElev: 1266ft.

Partly Cloudy

78°F

26°C

Humidity 43%
Wind Speed W 3 mph
Barometer 29.99 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Jun 3:55 pm EDT
Extended Forecast for

4 Miles SSW Portersville PA

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm, mainly after 5am. Mostly cloudy, with a low around 58. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 74. Southeast wind 7 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 74 °F

    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 55. North wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 77. Northwest wind 7 to 9 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm, mainly after 5am. Mostly cloudy, with a low around 58. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 74. Southeast wind 7 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 55. North wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 77. Northwest wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Portersville PA
 40.87°N 80.18°W (Elev. 1043 ft)
Last Update:
2:21 pm EDT Jun 21, 2026
Forecast Valid:
6pm EDT Jun 21, 2026-6pm EDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation