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

Venango Regional Airport (KFKL)

Lat: 41.38°NLon: 79.86°WElev: 1540ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Grand Valley PA

Freeze Watch April 21, 12:00am until April 21, 11:00am
Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Watch
Freeze Warning
  • Tonight

    Tonight: Rain and snow showers likely before midnight, then a chance of snow showers between midnight and 1am.  Widespread frost after 2am.  Otherwise, mostly cloudy, with a low around 24. West wind 5 to 8 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: Widespread frost before 8am.  Otherwise, partly sunny, with a high near 40. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 40 °F

    Frost then
    Partly Sunny

  • Monday Night

    Monday Night: Widespread frost after midnight.  Otherwise, mostly clear, with a low around 22. Light and variable wind.

    Low: 22 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. South wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 45. South wind around 5 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain and snow showers likely before midnight, then a chance of snow showers between midnight and 1am. Widespread frost after 2am. Otherwise, mostly cloudy, with a low around 24. West wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Widespread frost before 8am. Otherwise, partly sunny, with a high near 40. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.
Monday Night
Widespread frost after midnight. Otherwise, mostly clear, with a low around 22. Light and variable wind.
Tuesday
Mostly sunny, with a high near 57. South wind 5 to 9 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. South wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 49.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
Friday Night
Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Saturday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Valley PA
 41.72°N 79.53°W (Elev. 1493 ft)
2:51 pm EDT Apr 19, 2026
6pm EDT Apr 19, 2026-6pm EDT Apr 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database