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

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

A Few Clouds

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 29.87 in (1011.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 14 Aug 1:53 am EDT
Extended Forecast for

4 Miles NE Millerstown PA

  • Overnight

    Overnight: Areas of fog. Otherwise, mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Areas Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly between 1pm and 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 87. Light north wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 88. Calm wind. Chance of precipitation is 20%.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 20%.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Thursday
A chance of showers and thunderstorms, mainly between 1pm and 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 87. Light north wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 88. Calm wind. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 67. Calm wind.
Saturday
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 66.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Millerstown PA
 40.59°N 77.11°W (Elev. 571 ft)
Last Update:
1:33 am EDT Aug 14, 2025
Forecast Valid:
2am EDT Aug 14, 2025-6pm EDT Aug 20, 2025
 
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