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

61°F

16°C

Humidity 87%
Wind Speed S 10 G 18 mph
Barometer 29.90 in (1012.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Oct 11:56 pm EDT
Extended Forecast for

Jamestown NY

  • Overnight

    Overnight: A chance of rain, then rain and possibly a thunderstorm after 2am. Low around 57. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm before noon, then rain likely. Temperature rising to near 68 by 8am, then falling to around 56 during the remainder of the day. Southwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 68 °F⇓

    Rain then
    Rain Likely

  • Friday Night

    Friday Night: Rain likely before 5am, then a slight chance of rain and snow. Mostly cloudy, with a low around 32. North wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 47. North wind around 13 mph, with gusts as high as 26 mph.

    High: 47 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. Southwest wind 5 to 8 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 33. South wind around 6 mph.

    Low: 33 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. Southwest wind around 6 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain, then rain and possibly a thunderstorm after 2am. Low around 57. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain and possibly a thunderstorm before noon, then rain likely. Temperature rising to near 68 by 8am, then falling to around 56 during the remainder of the day. Southwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain likely before 5am, then a slight chance of rain and snow. Mostly cloudy, with a low around 32. North wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 47. North wind around 13 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 30. Light and variable wind.
Sunday
Sunny, with a high near 60. Southwest wind 5 to 8 mph.
Sunday Night
Clear, with a low around 33. South wind around 6 mph.
Monday
Sunny, with a high near 66. Southwest wind around 6 mph.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 66.
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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:
9:57 pm EDT Oct 15, 2026
Forecast Valid:
12am EDT Oct 16, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation