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.

Overcast

27°F

-3°C

Humidity 63%
Wind Speed W 15 G 22 mph
Barometer 30.17 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 12 Jan 1:15 am EST
Extended Forecast for

Petersburg PA

  • Overnight

    Overnight: Partly cloudy, with a low around 26. West wind 10 to 13 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. West wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. Southwest wind 3 to 6 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 47. Calm wind becoming south around 6 mph in the afternoon.

    High: 47 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 4am, then snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.

    Low: 27 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Snow likely, mainly before 7am. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.

    High: 33 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.

    Low: 16 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. West wind 10 to 13 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 40. West wind 8 to 11 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 28. Southwest wind 3 to 6 mph.
Tuesday
Increasing clouds, with a high near 47. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Southwest wind around 6 mph. Chance of precipitation is 20%.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely before 4am, then snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.
Thursday
Snow likely, mainly before 7am. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 30.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
A chance of snow showers. Partly sunny, with a high near 36. Chance of precipitation is 40%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Petersburg PA
 40.59°N 78.04°W (Elev. 699 ft)
Last Update:
1:05 am EST Jan 12, 2026
Forecast Valid:
1am EST Jan 12, 2026-6pm EST Jan 18, 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