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.

Overcast

43°F

6°C

Humidity 82%
Wind Speed N 3 mph
Barometer 30.25 in (1024.7 mb)
Dewpoint 38°F (3°C)
Visibility 9.00 mi
Last update 4 Mar 1:53 pm EST
Extended Forecast for

4 Miles NNE Millerstown PA

  • This Afternoon

    This Afternoon: A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 46. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly after 3am. Patchy fog before 11pm, then patchy fog after midnight. Low around 41. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain, with thunderstorms also possible after 4pm. Patchy fog before 1pm. High near 50. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 1am, then rain likely. Low around 42. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 42 °F

    Rain

  • Friday

    Friday: A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52. Light southeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 1am. Cloudy, with a low around 43. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.

    High: 66 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely before 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 46. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly after 3am. Patchy fog before 11pm, then patchy fog after midnight. Low around 41. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain, with thunderstorms also possible after 4pm. Patchy fog before 1pm. High near 50. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Rain and possibly a thunderstorm before 1am, then rain likely. Low around 42. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52. Light southeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of showers before 1am. Cloudy, with a low around 43. Chance of precipitation is 20%.
Saturday
Showers likely after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Saturday Night
Showers likely before 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Partly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Millerstown PA
 40.61°N 77.13°W (Elev. 568 ft)
Last Update:
2:21 pm EST Mar 4, 2026
Forecast Valid:
2pm EST Mar 4, 2026-6pm EDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation