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.

Fair

76°F

24°C

Humidity 58%
Wind Speed Calm
Barometer 30.04 in (1016.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jun 9:53 pm EDT
Extended Forecast for

Riverside PA

Extreme Heat Watch June 22, 11:00am until June 25, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Light southwest wind.

    Low: 63 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. South wind 3 to 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 94. Heat index values as high as 101. West wind 3 to 7 mph.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. West wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 72.

    Low: 72 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. Light southwest wind.
Saturday
Mostly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 70. South wind 3 to 5 mph.
Sunday
Sunny and hot, with a high near 94. Heat index values as high as 101. West wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 74. West wind around 5 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 96.
Monday Night
Clear, with a low around 72.
Tuesday
Sunny and hot, with a high near 96.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A chance of showers after 2pm. Sunny and hot, with a high near 93. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverside PA
 40.94°N 76.64°W (Elev. 636 ft)
Last Update:
10:38 pm EDT Jun 20, 2025
Forecast Valid:
10pm EDT Jun 20, 2025-6pm EDT Jun 27, 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