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

62°F

17°C

Humidity 65%
Wind Speed N 3 mph
Barometer 30.24 in (1024.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 29 Sep 9:56 pm EDT
Extended Forecast for

Sinclairville NY

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 52. East wind 3 to 5 mph.

    Low: 52 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 75. Light northeast wind increasing to 6 to 11 mph in the morning.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43. Northeast wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Northeast wind 6 to 11 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Northeast wind 5 to 8 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. Southeast wind 3 to 6 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. South wind around 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 73. South wind around 6 mph becoming southwest in the afternoon.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 52. East wind 3 to 5 mph.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 75. Light northeast wind increasing to 6 to 11 mph in the morning.
Tuesday Night
Clear, with a low around 43. Northeast wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 66. Northeast wind 6 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 39. Northeast wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 68. Southeast wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 45. South wind around 6 mph.
Friday
Sunny, with a high near 73. South wind around 6 mph becoming southwest in the afternoon.
Friday Night
Clear, with a low around 49.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sinclairville NY
 42.27°N 79.27°W (Elev. 1371 ft)
Last Update:
7:36 pm EDT Sep 29, 2025
Forecast Valid:
10pm EDT Sep 29, 2025-6pm EDT Oct 6, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation