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

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in (1016.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Jun 3:53 am EDT
Extended Forecast for

2 Miles NNE Millerstown PA

  • Overnight

    Overnight: A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 61. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 9am. Otherwise, cloudy, with a high near 73. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Patchy fog after 3am. Low around 68. Calm wind. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 68 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. High near 83. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers
    Likely and
    Patchy Fog
    then T-storms

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm. Low around 69. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers then
    Partly Cloudy

  • Juneteenth

    Juneteenth: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could be severe. Partly sunny, with a high near 86. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm. Some of the storms could be severe. Partly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 61. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 9am. Otherwise, cloudy, with a high near 73. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Patchy fog after 3am. Low around 68. Calm wind. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. High near 83. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 8pm. Low around 69. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could be severe. Partly sunny, with a high near 86. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Some of the storms could be severe. Partly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny and hot, with a high near 92.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Sunny and hot, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Millerstown PA
 40.59°N 77.14°W (Elev. 610 ft)
Last Update:
3:46 am EDT Jun 17, 2025
Forecast Valid:
4am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
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