Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

70°F

21°C

Humidity 68%
Wind Speed S 9 G 20 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 Apr 1:53 pm EDT
Extended Forecast for

Danville PA

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch
  • This Afternoon

    This Afternoon: Partly sunny, with a high near 75. South wind around 10 mph, with gusts as high as 23 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, mainly after 11pm.  Increasing clouds, with a low around 43. Southeast wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly before 10am.  High near 54. Northwest wind around 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain showers before 2am, then a chance of rain and snow showers.  Partly cloudy, with a low around 36. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 36 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 8am.  Mostly sunny, with a high near 46. Northwest wind 6 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%.

    High: 46 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Widespread frost after 4am.  Otherwise, mostly clear, with a low around 28.

    Low: 28 °F

    Partly Cloudy
    then Frost

  • Tuesday

    Tuesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers.  Mostly cloudy, with a low around 41. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 75. South wind around 10 mph, with gusts as high as 23 mph.
Tonight
Showers likely, mainly after 11pm. Increasing clouds, with a low around 43. Southeast wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers, mainly before 10am. High near 54. Northwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A slight chance of rain showers before 2am, then a chance of rain and snow showers. Partly cloudy, with a low around 36. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
A chance of snow showers before 8am. Mostly sunny, with a high near 46. Northwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Monday Night
Widespread frost after 4am. Otherwise, mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 54.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Danville PA
 40.96°N 76.63°W (Elev. 499 ft)
2:41 pm EDT Apr 18, 2026
2pm EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database