Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Partly Cloudy

75°F

24°C

Humidity 96%
Wind Speed Calm
Barometer 29.86 in (1010.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 18 Jun 8:53 pm EDT
Extended Forecast for

5 Miles NNE Mechanicsville PA

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm.  Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 68. Light southwest wind.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Patchy Fog

  • Juneteenth

    Juneteenth: Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm.  Patchy fog before 8am. High near 82. Southwest wind 6 to 11 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    T-storms and
    Patchy Fog
    then T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm.  Low around 60. West wind 8 to 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81. Northwest wind 7 to 9 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Light west wind.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 11pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 68. Light southwest wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. Patchy fog before 8am. High near 82. Southwest wind 6 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 8pm. Low around 60. West wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 81. Northwest wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around 62. Light west wind.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny and hot, with a high near 94.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny and hot, with a high near 93.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A chance of showers. Sunny, with a high near 91. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Mechanicsville PA
 41.04°N 76.56°W (Elev. 1050 ft)
9:30 pm EDT Jun 18, 2025
9pm EDT Jun 18, 2025-6pm EDT Jun 25, 2025
 
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Additional Resources

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