Hazardous Weather Conditions
Current conditions at
Selinsgrove Penn Valley Airport (KSEG)
Lat: 40.82°NLon: 76.87°WElev: 443ft.
Fair
78°F
26°C
| Humidity | 87% |
| Wind Speed | Calm |
| Barometer | 29.92 in (1012.7 mb) |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 3 Sep 7:53 pm EDT |
Extended Forecast for
Shamokin Dam PA
Flood Watch until September 4, 12:00am
Severe T-storm Watch until September 4, 12:00am
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 69 °F
Severe
Thunderstorms
then Slight
Chance
T-stormsFriday
High: 83 °F
Chance
Showers then
Showers
LikelyFriday Night
Low: 62 °F
Showers
Likely then
Mostly CloudySaturday

High: 78 °F
Clearing
Saturday Night

Low: 54 °F
Mostly Clear
Sunday

High: 76 °F
Mostly Sunny
Sunday Night

Low: 54 °F
Mostly Clear
Labor Day

High: 77 °F
Sunny
Detailed Forecast
Tonight
Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 4am. Some of the storms could be severe. Mostly cloudy, with a low around 69. West wind around 5 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
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. Partly sunny, 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 11pm, then a slight chance of showers between 11pm 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
Cloudy through mid morning, then clearing, with a high near 78. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 54. 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 77.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Partly sunny, with a high near 81.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Shamokin Dam PA
40.85°N 76.83°W (Elev. 499 ft)
40.85°N 76.83°W (Elev. 499 ft)
8:11 pm EDT Sep 3, 2026
8pm EDT Sep 3, 2026-6pm EDT Sep 10, 2026



