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.

Fair

60°F

16°C

Humidity 70%
Wind Speed Calm
Barometer 30.05 in (1017.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 2 Sep 10:56 pm EDT
Extended Forecast for

Jamestown NY

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Light south wind.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 79. South wind 5 to 10 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 55. South wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am. High near 67. South wind 11 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 46. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 72. South wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 50. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 2pm. Partly sunny, with a high near 66. West wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Light south wind.
Wednesday
Sunny, with a high near 79. South wind 5 to 10 mph.
Wednesday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 55. South wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday
Showers, with thunderstorms also possible after 11am. High near 67. South wind 11 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 46. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 72. South wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 50. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday
A chance of showers before 2pm. Partly sunny, with a high near 66. West wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 42.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown NY
 42.09°N 79.26°W (Elev. 1499 ft)
Last Update:
10:36 pm EDT Sep 2, 2025
Forecast Valid:
11pm EDT Sep 2, 2025-6pm EDT Sep 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation