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

Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Fog

48°F

9°C

Humidity NA
Wind Speed Calm
Barometer 29.83 in (1010.9 mb)
Dewpoint N/A
Visibility 0.50 mi
Last update 19 Feb 3:56 am EST
Extended Forecast for

2 Miles NE Portersville PA

Dense Fog Advisory until February 19, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 19, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Overnight

    Low: 44 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 59. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Mostly Cloudy
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain likely, then rain and possibly a thunderstorm after 1am. Low around 42. Southeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Chance Rain
    then Rain

  • Friday

    Friday: Rain and thunderstorms likely. Partly sunny, with a high near 59. Southeast wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Rain Likely

  • Friday Night

    Friday Night: A slight chance of rain before 10pm, then a slight chance of snow between 10pm and 1am. Mostly cloudy, with a low around 31. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 43.

    High: 43 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 39. Chance of precipitation is 80%.

    High: 39 °F

    Snow

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, mostly cloudy, with a steady temperature around 44. Calm wind.
Thursday
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 59. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely, then rain and possibly a thunderstorm after 1am. Low around 42. Southeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Rain and thunderstorms likely. Partly sunny, with a high near 59. Southeast wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of rain before 10pm, then a slight chance of snow between 10pm and 1am. Mostly cloudy, with a low around 31. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 43.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Sunday
Snow. High near 39. Chance of precipitation is 80%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Portersville PA
 40.95°N 80.11°W (Elev. 1198 ft)
Last Update:
1:21 am EST Feb 19, 2026
Forecast Valid:
4am EST Feb 19, 2026-6pm EST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation