National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

33°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 30.52 in (1033.7 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 18 Oct 1:53 am EDT
Extended Forecast for

3 Miles ENE Liverpool PA

Freeze Warning October 18, 02:35am until October 18, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning October 18, 02:35am until October 18, 09:00am

    NOW until 9:00am Sun

    Freeze Warning

  • Overnight

    Low: 32 °F

    Frost

  • Sunday

    Sunday: Widespread frost before 9am. Otherwise, sunny, with a high near 59. Calm wind.

    High: 59 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 4am. Otherwise, clear, with a low around 32. Calm wind.

    Low: 32 °F

    Clear then
    Areas Frost

  • Monday

    Monday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 64. Light north wind.

    High: 64 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. Calm wind becoming north around 6 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Overnight
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 32. Calm wind.
Sunday
Widespread frost before 9am. Otherwise, sunny, with a high near 59. Calm wind.
Sunday Night
Areas of frost after 4am. Otherwise, clear, with a low around 32. Calm wind.
Monday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 64. Light north wind.
Monday Night
Mostly clear, with a low around 40. Calm wind becoming north around 6 mph after midnight.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Liverpool PA
 40.59°N 76.93°W (Elev. 709 ft)
Last Update:
2:22 am EDT Oct 18, 2026
Forecast Valid:
2am EDT Oct 18, 2026-6pm EDT Oct 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation