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

76°F

24°C

Humidity 43%
Wind Speed Vrbl 6 G 17 mph
Barometer 29.76 in (1007.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Jun 1:53 pm EDT
Extended Forecast for

2 Miles ESE Mount Pleasant Mills PA

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 79. Northwest wind around 11 mph, with gusts as high as 23 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 57. West wind 5 to 9 mph, with gusts as high as 22 mph.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 56. West wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming west 5 to 7 mph in the morning.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Showers likely after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 60 °F

    Partly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 77. Chance of precipitation is 100%.

    High: 77 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Mostly sunny, with a high near 79. Northwest wind around 11 mph, with gusts as high as 23 mph.
Tonight
Clear, with a low around 57. West wind 5 to 9 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 78. West wind 7 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 56. West wind around 6 mph becoming calm in the evening.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming west 5 to 7 mph in the morning.
Sunday Night
Showers likely after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 2pm. High near 77. Chance of precipitation is 100%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Mount Pleasant Mills PA
 40.68°N 76.97°W (Elev. 600 ft)
Last Update:
1:58 pm EDT Jun 19, 2026
Forecast Valid:
2pm EDT Jun 19, 2026-6pm EDT Jun 25, 2026
 
Forecast Discussion
 
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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