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

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Rain Fog/Mist

66°F

19°C

Humidity 93%
Wind Speed S 6 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 64°F (18°C)
Visibility 2.00 mi
Last update 20 Aug 10:53 am EDT
Extended Forecast for

Montandon PA

  • Today

    Today: Showers likely and possibly a thunderstorm. Cloudy, with a high near 75. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers, mainly before 2am. Cloudy, with a low around 61. Light northeast wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 2pm. Cloudy, with a high near 76. Northeast wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. North wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Showers likely and possibly a thunderstorm. Cloudy, with a high near 75. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers, mainly before 2am. Cloudy, with a low around 61. Light northeast wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A slight chance of showers before 2pm. Cloudy, with a high near 76. Northeast wind 5 to 7 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 57. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Monday
A chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly clear, with a low around 53. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montandon PA
 40.96°N 76.87°W (Elev. 499 ft)
Last Update:
7:34 am EDT Aug 20, 2025
Forecast Valid:
11am EDT Aug 20, 2025-6pm EDT Aug 26, 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