Current conditions at
Selinsgrove Penn Valley Airport (KSEG)
Lat: 40.82°NLon: 76.87°WElev: 443ft.
A Few Clouds
76°F
24°C
| Humidity | 82% |
| Wind Speed | Calm |
| Barometer | 29.91 in (1012.5 mb) |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 77°F (25°C) |
| Last update | 4 Sep 12:53 am EDT |
Extended Forecast for
2 Miles NE Northumberland PA
Overnight

Low: 69 °F
Slight Chance
T-stormsFriday
High: 83 °F
Chance
Showers then
Showers
LikelyFriday Night
Low: 62 °F
Showers
Likely then
Mostly CloudySaturday

High: 77 °F
Sunny
Saturday Night

Low: 55 °F
Mostly Clear
Sunday

High: 76 °F
Mostly Sunny
Sunday Night

Low: 54 °F
Mostly Clear
Labor Day

High: 76 °F
Sunny
Monday Night

Low: 56 °F
Mostly Clear
Detailed Forecast
Overnight
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.
Friday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and midnight. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy through mid morning, then becoming sunny, with a high near 77. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. Light north wind.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 54.
Labor Day
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 80.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles NE Northumberland PA
40.93°N 76.75°W (Elev. 594 ft)
40.93°N 76.75°W (Elev. 594 ft)
10:30 pm EDT Sep 3, 2026
1am EDT Sep 4, 2026-6pm EDT Sep 10, 2026


