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

14°F

-10°C

Humidity 85%
Wind Speed S 5 mph
Barometer 30.30 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 18 Mar 6:53 am EDT
Extended Forecast for

Petersburg PA

  • Today

    Today: Mostly sunny, with a high near 37. Calm wind becoming south around 6 mph in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 46. Calm wind becoming south around 5 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of snow before 8am, then a chance of rain after 2pm. Mostly cloudy, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 37. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 46. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A slight chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 20%.
Friday
A slight chance of snow before 8am, then a chance of rain after 2pm. Mostly cloudy, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Petersburg PA
 40.59°N 78.01°W (Elev. 1309 ft)
Last Update:
8:05 am EDT Mar 18, 2026
Forecast Valid:
8am EDT Mar 18, 2026-6pm EDT Mar 24, 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