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

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 29.89 in (1011.7 mb)
Dewpoint 70°F (21°C)
Visibility 8.00 mi
Last update 2 Aug 2:53 am EDT
Extended Forecast for

Riverside PA

  • Today

    Today: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Southeast wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Low around 68. Light southeast wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A chance of showers after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. Calm wind. Chance of precipitation is 30%.

    High: 82 °F

    Patchy Fog
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Southeast wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Low around 68. Light southeast wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 62. Calm wind.
Tuesday
A chance of showers after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. Calm wind. Chance of precipitation is 30%.
Tuesday Night
A chance of showers, mainly before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverside PA
 40.96°N 76.63°W (Elev. 499 ft)
Last Update:
2:21 am EDT Aug 2, 2026
Forecast Valid:
4am EDT Aug 2, 2026-6pm EDT Aug 8, 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