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

42°F

6°C

Humidity 82%
Wind Speed NW 10 mph
Barometer 29.90 in (1013.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 1 Nov 6:56 am EDT
Extended Forecast for

3 Miles SW Sinclairville NY

  • Today

    Today: A chance of showers, mainly before 11am. Mostly cloudy, with a high near 49. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly before midnight. Mostly cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 53 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. South wind 3 to 6 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Showers likely, mainly after 2pm. Partly sunny, with a high near 54. Southwest wind 9 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. West wind 9 to 14 mph.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. West wind around 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 8am. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers, mainly before 11am. Mostly cloudy, with a high near 49. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 37. South wind 3 to 6 mph.
Monday
Showers likely, mainly after 2pm. Partly sunny, with a high near 54. Southwest wind 9 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 52. West wind 9 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 36. West wind around 6 mph.
Wednesday
A chance of showers after 8am. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
A chance of showers. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Sinclairville NY
 42.22°N 79.3°W (Elev. 1539 ft)
Last Update:
7:36 am EDT Nov 1, 2025
Forecast Valid:
8am EDT Nov 1, 2025-6pm EST Nov 7, 2025
 
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