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

45°F

7°C

Humidity 46%
Wind Speed Calm
Barometer 30.14 in (1022.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 17 Apr 11:56 pm EDT
Extended Forecast for

Jamestown NY

  • Overnight

    Overnight: Partly cloudy, with a low around 39. South wind 3 to 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 76 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm, mainly after 2am. Increasing clouds, with a low around 59. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 65. Southwest wind 13 to 18 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 40. Northwest wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 55. North wind around 7 mph.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Northeast wind around 6 mph becoming southeast after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. South wind 8 to 13 mph. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. South wind 3 to 5 mph.
Friday
Partly sunny, with a high near 76. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Showers likely and possibly a thunderstorm, mainly after 2am. Increasing clouds, with a low around 59. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and possibly a thunderstorm. High near 65. Southwest wind 13 to 18 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 40. Northwest wind 6 to 9 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 55. North wind around 7 mph.
Sunday Night
Mostly cloudy, with a low around 44. Northeast wind around 6 mph becoming southeast after midnight.
Monday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. South wind 8 to 13 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown NY
 42.09°N 79.24°W (Elev. 1430 ft)
Last Update:
10:37 pm EDT Apr 17, 2025
Forecast Valid:
12am EDT Apr 18, 2025-6pm EDT Apr 24, 2025
 
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