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.

A Few Clouds

90°F

32°C

Humidity 62%
Wind Speed Vrbl 3 mph
Barometer 29.93 in (1013.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 1 Sep 3:53 pm EDT
Extended Forecast for

Winfield PA

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 88. West wind around 6 mph. Chance of precipitation is 20%.

    High: 88 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 1am. Some of the storms could be severe. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Severe
    Thunderstorms
    and Patchy
    Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 7am. Some of the storms could be severe. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Severe
    Thunderstorms
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10pm. Some of the storms could be severe. Mostly cloudy, with a low around 69. South wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    Severe
    Thunderstorms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 85. West wind 3 to 6 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 88. West wind around 6 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 1am. Some of the storms could be severe. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, mainly after 7am. Some of the storms could be severe. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10pm. Some of the storms could be severe. Mostly cloudy, with a low around 69. South wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 85. West wind 3 to 6 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 57.
Labor Day
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Winfield PA
 40.89°N 76.85°W (Elev. 600 ft)
Last Update:
2:31 pm EDT Sep 1, 2026
Forecast Valid:
4pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
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Additional Resources

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Chance of Precipitation