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.

Rain Fog/Mist

43°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in (1019.9 mb)
Dewpoint 43°F (6°C)
Visibility 0.75 mi
Last update 5 Mar 5:56 am EST
Extended Forecast for

3 Miles ESE Youngsville PA

  • Today

    Today: Rain. Patchy fog before 11am. High near 53. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Rain Likely
    and Patchy
    Fog then Rain

  • Tonight

    Tonight: Rain, mainly before 10pm. Patchy fog before 10pm, then patchy fog after 3am. Low around 45. Light southeast wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 63. Calm wind becoming south around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A chance of rain after 1am. Mostly cloudy, with a low around 55. South wind 3 to 6 mph. Winds could gust as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after 1pm. High near 72. South wind 7 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Rain Likely
    then Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 7pm, then showers likely between 7pm and 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Rain. Patchy fog before 11am. High near 53. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Rain, mainly before 10pm. Patchy fog before 10pm, then patchy fog after 3am. Low around 45. Light southeast wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 63. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A chance of rain after 1am. Mostly cloudy, with a low around 55. South wind 3 to 6 mph. Winds could gust as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, then showers and possibly a thunderstorm after 1pm. High near 72. South wind 7 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 7pm, then showers likely between 7pm and 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 48.
Tuesday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 40%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Wednesday
Showers. High near 69. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Youngsville PA
 41.85°N 79.27°W (Elev. 1339 ft)
Last Update:
5:28 am EST Mar 5, 2026
Forecast Valid:
6am EST Mar 5, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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