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.

Fog/Mist

65°F

18°C

Humidity 87%
Wind Speed SE 7 mph
Barometer 30.21 in (1022.6 mb)
Dewpoint 61°F (16°C)
Visibility 5.00 mi
Last update 27 Jun 8:53 am EDT
Extended Forecast for

Mifflinburg PA

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 71. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 71 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely then
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers after 2pm. Sunny, with a high near 87. Calm wind. Chance of precipitation is 20%.

    High: 87 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Partly Sunny
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 71. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers after 2pm. Sunny, with a high near 87. Calm wind. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 66.
Monday
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 64. Chance of precipitation is 60%.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mifflinburg PA
 40.91°N 77.05°W (Elev. 699 ft)
Last Update:
3:55 am EDT Jun 27, 2025
Forecast Valid:
10am EDT Jun 27, 2025-6pm EDT Jul 3, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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