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

State College Regional Airport (KUNV)

Lat: 40.85°NLon: 77.85°WElev: 1231ft.

Fair

28°F

-2°C

Humidity 58%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 13 Mar 1:35 am EDT
Extended Forecast for

Petersburg PA

  • Overnight

    Overnight: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: A chance of rain and snow showers before 2pm, then a slight chance of rain showers after 4pm. Increasing clouds, with a high near 53. South wind 5 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Chance Snow
    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 7pm. Partly cloudy, with a low around 32. West wind 10 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 48. West wind 9 to 11 mph, with gusts as high as 24 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow showers after 2am. Mostly cloudy, with a low around 34. Calm wind. Chance of precipitation is 20%.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Chance Rain
    then Rain
    Likely

  • Monday

    Monday: Rain. High near 66. Chance of precipitation is 90%.

    High: 66 °F

    Rain

  • Monday Night

    Monday Night: A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.

    Low: 23 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 29. Calm wind.
Friday
A chance of rain and snow showers before 2pm, then a slight chance of rain showers after 4pm. Increasing clouds, with a high near 53. South wind 5 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers, mainly before 7pm. Partly cloudy, with a low around 32. West wind 10 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 48. West wind 9 to 11 mph, with gusts as high as 24 mph.
Saturday Night
A slight chance of snow showers after 2am. Mostly cloudy, with a low around 34. Calm wind. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 56.
Sunday Night
Rain likely, mainly after 2am. Cloudy, with a low around 48. Chance of precipitation is 70%.
Monday
Rain. High near 66. Chance of precipitation is 90%.
Monday Night
A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Petersburg PA
 40.57°N 78.04°W (Elev. 801 ft)
Last Update:
8:41 pm EDT Mar 12, 2026
Forecast Valid:
1am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation