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

46°F

8°C

Humidity 77%
Wind Speed Calm
Barometer 30.01 in (1016.7 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 23 Apr 5:56 am EDT
Extended Forecast for

Jamestown West NY

  • Today

    Today: Sunny, with a high near 71. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. North wind around 6 mph becoming calm after midnight.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72. Light and variable wind. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 49. East wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 11am, then showers likely. High near 58. South wind 7 to 9 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 2am. Mostly cloudy, with a low around 41. North wind 3 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 61. North wind 3 to 6 mph.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Light and variable wind.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 71. Calm wind becoming north 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 46. North wind around 6 mph becoming calm after midnight.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72. Light and variable wind. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 49. East wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm before 11am, then showers likely. High near 58. South wind 7 to 9 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers before 2am. Mostly cloudy, with a low around 41. North wind 3 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Partly sunny, with a high near 61. North wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 41. Light and variable wind.
Monday
Mostly sunny, with a high near 68.
Monday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Tuesday
Showers likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown West NY
 42.09°N 79.26°W (Elev. 1499 ft)
Last Update:
3:57 am EDT Apr 23, 2026
Forecast Valid:
6am EDT Apr 23, 2026-6pm EDT Apr 29, 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