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Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Fair

-17°C

1°F

Humidity 79%
Wind Speed SW 17 km/h
Barometer 1028.6 mb (30.27 in)
Dewpoint -20°C (-4°F)
Visibility 16 km
Wind Chill-26°C (-15°F)
Last update 20 Jan 5:56 am EST
Extended Forecast for

Portersville PA

Cold Weather Advisory January 20, 06:45am until January 20, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 20, 06:45am until January 20, 12:00pm

    NOW until 12:00pm Tue

    Cold Weather Advisory

  • Today

    High: -9 °C

    Cold

  • Tonight

    Tonight: Mostly clear, with a low around -14. South wind 5 to 10 km/h.

    Low: -14 °C

    Mostly Clear

  • Wednesday

    Wednesday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 2. Southwest wind 11 to 18 km/h, with gusts as high as 39 km/h. Chance of precipitation is 70%. New snow accumulation of 1 to 2 centimeters possible.

    High: 2 °C

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: Snow likely, possibly mixed with rain before 1am, then a chance of snow. Mostly cloudy, with a low around -4. Southwest wind 14 to 16 km/h, with gusts as high as 35 km/h. Chance of precipitation is 70%. New snow accumulation of 1 to 3 centimeters possible.

    Low: -4 °C

    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of snow before 1pm. Partly sunny, with a high near -1. West wind 16 to 21 km/h, with gusts as high as 39 km/h. Chance of precipitation is 20%.

    High: -1 °C

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -12.

    Low: -12 °C

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near -8.

    High: -8 °C

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -19.

    Low: -19 °C

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny and cold, with a high near -9. Wind chill values as low as -24. West wind 14 to 16 km/h, with gusts as high as 35 km/h.
Tonight
Mostly clear, with a low around -14. South wind 5 to 10 km/h.
Wednesday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 2. Southwest wind 11 to 18 km/h, with gusts as high as 39 km/h. Chance of precipitation is 70%. New snow accumulation of 1 to 2 centimeters possible.
Wednesday Night
Snow likely, possibly mixed with rain before 1am, then a chance of snow. Mostly cloudy, with a low around -4. Southwest wind 14 to 16 km/h, with gusts as high as 35 km/h. Chance of precipitation is 70%. New snow accumulation of 1 to 3 centimeters possible.
Thursday
A slight chance of snow before 1pm. Partly sunny, with a high near -1. West wind 16 to 21 km/h, with gusts as high as 39 km/h. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around -12.
Friday
Mostly cloudy, with a high near -8.
Friday Night
Mostly cloudy, with a low around -19.
Saturday
A chance of snow after 1pm. Mostly cloudy and cold, with a high near -12. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around -16. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy and cold, with a high near -9. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around -16. Chance of precipitation is 30%.
Monday
A chance of snow. Partly sunny, with a high near -8. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portersville PA
 40.93°N 80.12°W (Elev. 1299 m)
Last Update:
11:54 pm EST Jan 19, 2026
Forecast Valid:
6am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation