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

46°F

8°C

Humidity 40%
Wind Speed S 14 G 26 mph
Barometer 30.30 in (1026.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 15 Mar 12:53 pm EDT
Extended Forecast for

Riverside PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 51. Southeast wind 11 to 14 mph, with gusts as high as 31 mph.

    High: 51 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly after 1am. Low around 44. Southeast wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. Some of the storms could be severe. High near 65. South wind 14 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Low around 25. West wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 33. West wind 14 to 16 mph, with gusts as high as 33 mph.

    High: 33 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 51. Southeast wind 11 to 14 mph, with gusts as high as 31 mph.
Tonight
Showers, mainly after 1am. Low around 44. Southeast wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. Some of the storms could be severe. High near 65. South wind 14 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Low around 25. West wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 33. West wind 14 to 16 mph, with gusts as high as 33 mph.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 52.
Friday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 49. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverside PA
 40.96°N 76.63°W (Elev. 499 ft)
Last Update:
8:05 am EDT Mar 15, 2026
Forecast Valid:
12pm EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation