Heavy Rainfall Continues from the Southwest to the Plains; Severe Thunderstorms in the Southern Plains

Pacific tropical moisture wrapping into a storm will continue a multi-day heavy rainfall event this week that will impact the Southwest into the Plains. Scattered severe thunderstorms capable of mainly severe wind gusts appear possible across portions of the southern Plains this afternoon into tonight. There is also a risk of isolated severe winds gusts and tornadoes in Kansas into Nebraska. Read More >

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Mostly Cloudy

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in (1017.7 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 1 Oct 4:53 am EDT
Extended Forecast for

Sunbury PA

  • Today

    Today: A slight chance of light rain between 8am and 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Light Rain
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Showers, mainly after 4pm.  High near 80. Calm wind becoming west 5 to 7 mph in the afternoon.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Partly Sunny
    then Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 49. North wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 68. North wind 3 to 5 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm.  Partly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm.  Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of light rain between 8am and 9am. Cloudy, then gradually becoming mostly sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 62. Calm wind.
Friday
Showers, mainly after 4pm. High near 80. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 49. North wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 68. North wind 3 to 5 mph.
Saturday Night
Mostly clear, with a low around 46.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunbury PA
 40.87°N 76.79°W (Elev. 482 ft)
3:46 am EDT Oct 1, 2026
5am EDT Oct 1, 2026-6pm EDT Oct 7, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database