Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82° N Lon: 76.87° W Elev: 443 ft.

Fair

61°F

16°C

Humidity 97%
Wind Speed Calm
Barometer 30.05 in (1017.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 4 Aug 1:53 am EDT
Detailed forecast for

Montour County

Rest Of Tonight
Mostly clear. Patchy fog. Cooler with lows in the mid 50s. Light and variable winds.
Tuesday
Patchy fog in the morning. Sunny. Highs in the lower 80s. Light and variable winds.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. Light and variable winds.
Wednesday
Partly sunny. Patchy fog in the morning. A chance of showers in the afternoon. Humid with highs in the lower 80s. Light and variable winds, becoming southeast around 5 mph in the afternoon. Chance of rain 50 percent.
Wednesday Night
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Patchy fog after midnight. Humid with lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 50 percent.
Thursday
Partly sunny in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Humid. Very warm with highs in the upper 80s. Chance of rain 80 percent.
Thursday Night
Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Humid with lows in the upper 60s. Chance of rain 80 percent.
Friday
Partly sunny in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 70 percent.
Friday Night
Mostly cloudy with a chance of thunderstorms. Showers likely, mainly in the evening. Humid with lows in the upper 60s. Chance of rain 70 percent.
Saturday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 50 percent.
Saturday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the upper 60s. Chance of rain 50 percent.
Sunday
Mostly sunny. Humid. Very warm with highs in the upper 80s.
Sunday Night
Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 60s.
Monday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid. Very warm with highs in the upper 80s. Chance of rain 30 percent.



Basemap Options
Click map to change the forecast location
Loading map...
130 AM EDT Tue Aug 4 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database