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

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

65°F

18°C

Humidity 100%
Wind Speed SW 8 mph
Barometer 30.05 in (1016.8 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 May 4:56 am EDT
Extended Forecast for

Youngsville PA

  • Overnight

    Overnight: A chance of showers. Cloudy, with a low around 61. Light west wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly between 10am and 2pm. Mostly cloudy, with a high near 64. Northwest wind around 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. Light north wind.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Northeast wind around 6 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. East wind 3 to 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain, mainly after 8pm. Low around 49. Chance of precipitation is 90%.

    Low: 49 °F

    Rain

  • Saturday

    Saturday: Rain. High near 59. Chance of precipitation is 90%.

    High: 59 °F

    Rain

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Overnight
A chance of showers. Cloudy, with a low around 61. Light west wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, mainly between 10am and 2pm. Mostly cloudy, with a high near 64. Northwest wind around 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 42. Light north wind.
Thursday
Mostly sunny, with a high near 69. Northeast wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 44. East wind 3 to 5 mph.
Friday
A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain, mainly after 8pm. Low around 49. Chance of precipitation is 90%.
Saturday
Rain. High near 59. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Cloudy, with a low around 52. Chance of precipitation is 70%.
Sunday
A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Youngsville PA
 41.85°N 79.33°W (Elev. 1312 ft)
Last Update:
4:46 am EDT May 20, 2026
Forecast Valid:
5am EDT May 20, 2026-6pm EDT May 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation