Current conditions at
Selinsgrove Penn Valley Airport (KSEG)
Lat: 40.82°NLon: 76.87°WElev: 443ft.
Fair
76°F
24°C
| Humidity | 56% |
| Wind Speed | NE 5 mph |
| Barometer | 30.06 in (1017.8 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 21 Aug 4:53 pm EDT |
Extended Forecast for
Montandon PA
Tonight
Low: 57 °F
Partly Cloudy
then Patchy
FogSaturday
High: 77 °F
Chance
Showers and
Patchy FogSaturday Night
Low: 64 °F
Showers
Sunday
High: 78 °F
Showers then
Slight Chance
ShowersSunday Night
Low: 56 °F
Mostly Clear
Monday
High: 76 °F
Mostly Sunny
Monday Night
Low: 55 °F
Mostly Clear
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 56 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 57. Calm wind.
Saturday
A chance of showers, with thunderstorms also possible after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%. 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, then showers after 7pm. Low around 64. Light southeast wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers, mainly before 8am. High near 78. West wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 82.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Montandon PA
40.96°N 76.87°W (Elev. 499 ft)
40.96°N 76.87°W (Elev. 499 ft)
2:21 pm EDT Aug 21, 2026
5pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
