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.

Light Drizzle Fog/Mist

68°F

20°C

Humidity 100%
Wind Speed Vrbl 3 mph
Barometer 29.91 in
Dewpoint 68°F (20°C)
Visibility 2.50 mi
Last update 13 Aug 4:15 am EDT
Extended Forecast for

Castanea PA

  • Overnight

    Overnight: A chance of showers, then showers likely and possibly a thunderstorm after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 7am. Partly sunny, with a high near 84. Northwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely then
    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind.

    High: 83 °F

    Areas Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm, mainly before 2am. Low around 68. Chance of precipitation is 80%.

    Low: 68 °F

    Showers

Detailed Forecast

Overnight
A chance of showers, then showers likely and possibly a thunderstorm after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 7am. Partly sunny, with a high near 84. Northwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Patchy fog after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.
Friday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind.
Friday Night
Partly cloudy, with a low around 60. Calm wind.
Saturday
Sunny, with a high near 83.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Sunday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm, mainly before 2am. Low around 68. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Castanea PA
 41.11°N 77.45°W (Elev. 1017 ft)
Last Update:
2:42 am EDT Aug 13, 2026
Forecast Valid:
4am EDT Aug 13, 2026-6pm EDT Aug 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