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

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Mostly Cloudy

83°F

28°C

Humidity 74%
Wind Speed S 7 G 17 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 16 Aug 12:53 pm EDT
Extended Forecast for

2 Miles N Millerstown PA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly between 2pm and 5pm. Partly sunny, with a high near 87. Calm 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

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 91. Light west wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Patchy Fog
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 80. North wind around 5 mph.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly between 2pm and 5pm. Partly sunny, with a high near 87. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 66. Calm wind.
Sunday
A chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 91. Light west wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 80. North wind around 5 mph.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Millerstown PA
 40.59°N 77.16°W (Elev. 604 ft)
Last Update:
12:51 pm EDT Aug 16, 2025
Forecast Valid:
1pm EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation