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Current conditions at
Selinsgrove Penn Valley Airport (KSEG)
Lat: 40.82°NLon: 76.87°WElev: 443ft.
Fair
61°F
16°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 29.97 in (1014.6 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 22 Jun 1:53 am EDT |
Extended Forecast for
2 Miles N Mechanicsville PA
Overnight

Low: 60 °F
Cloudy
Monday

High: 74 °F
Heavy Rain
Monday Night

Low: 60 °F
Heavy Rain
Tuesday
High: 79 °F
Slight Chance
Showers then
Mostly SunnyTuesday Night

Low: 55 °F
Mostly Clear
Wednesday

High: 82 °F
Sunny
Wednesday Night

Low: 58 °F
Mostly Clear
Thursday
High: 84 °F
Mostly Sunny
then Chance
T-stormsThursday Night

Low: 63 °F
Showers
Detailed Forecast
Overnight
Cloudy, with a low around 60. Calm wind.
Monday
Showers likely, then showers and possibly a thunderstorm after 11am. Some of the storms could produce heavy rainfall. High near 74. East wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 2am, then a chance of showers after 2am. Some of the storms could produce heavy rainfall. Low around 60. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A slight chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 79. North wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 55. North wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Low around 63. Chance of precipitation is 80%.
Friday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 86.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles N Mechanicsville PA
41°N 76.59°W (Elev. 600 ft)
41°N 76.59°W (Elev. 600 ft)
1:46 am EDT Jun 22, 2026
1am EDT Jun 22, 2026-6pm EDT Jun 28, 2026


