Current conditions at
Selinsgrove Penn Valley Airport (KSEG)
Lat: 40.82°NLon: 76.87°WElev: 443ft.
Fair
58°F
14°C
| Humidity | 53% |
| Wind Speed | Calm |
| Barometer | 30.45 in (1031.2 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 19 Oct 12:53 pm EDT |
Extended Forecast for
Northumberland PA
This Afternoon
High: 66 °F
Sunny
Tonight
Low: 39 °F
Clear then
Patchy FogTuesday
High: 68 °F
Sunny
Tuesday Night
Low: 39 °F
Mostly Clear
then Patchy
FogWednesday
High: 64 °F
Patchy Fog
then SunnyWednesday Night
Low: 37 °F
Clear then
Patchy FogThursday
High: 67 °F
Patchy Frost
and Patchy
Fog then
SunnyThursday Night
Low: 40 °F
Mostly Clear
Friday
High: 62 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 66. Calm wind.
Tonight
Patchy fog between 1am and 2am. Otherwise, clear, with a low around 39. Calm wind.
Tuesday
Sunny, with a high near 68. North wind 3 to 7 mph.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 39. North wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 64. Calm wind.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 37.
Thursday
Patchy fog before 9am. Patchy frost before 8am. Otherwise, sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 62.
Friday Night
Clear, with a low around 35.
Saturday
Sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 64.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Northumberland PA
40.89°N 76.79°W (Elev. 482 ft)
40.89°N 76.79°W (Elev. 482 ft)
1:01 pm EDT Oct 19, 2026
1pm EDT Oct 19, 2026-6pm EDT Oct 25, 2026
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