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.

Light Rain Fog/Mist

69°F

21°C

Humidity 93%
Wind Speed SE 5 mph
Barometer 29.73 in (1006.2 mb)
Dewpoint 67°F (19°C)
Visibility 4.00 mi
Last update 3 Aug 1:53 am EDT
Extended Forecast for

Winfield PA

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms after 4am. Cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms, mainly before 8am. Mostly cloudy, with a high near 81. Light and variable wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 62. North wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 83. Calm wind.

    High: 83 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Partly Sunny
    then Showers
    Likely

  • Thursday Night

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

    Low: 68 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms after 4am. Cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, mainly before 8am. Mostly cloudy, with a high near 81. Light and variable wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly cloudy, with a low around 62. North wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 83. Calm wind.
Tuesday Night
Partly cloudy, with a low around 63. Calm wind.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winfield PA
 40.92°N 76.84°W (Elev. 499 ft)
Last Update:
2:06 am EDT Aug 3, 2026
Forecast Valid:
2am EDT Aug 3, 2026-6pm EDT Aug 9, 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