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

43°F

6°C

Humidity 82%
Wind Speed S 5 mph
Barometer 29.94 in (1015.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 11 Nov 9:56 am EST
Extended Forecast for

Sinclairville NY

  • Veterans Day

    Veterans Day: Cloudy, with a high near 54. Calm wind.

    High: 54 °F

    Cloudy

  • Tonight

    Tonight: A chance of showers before 11pm, then rain, mainly after 11pm. Low around 39. East wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain before 4pm, then rain and snow. High near 44. North wind 8 to 15 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after 1am. Low around 30. North wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow

  • Friday

    Friday: Snow showers likely. Mostly cloudy, with a high near 38. North wind around 11 mph. Chance of precipitation is 70%.

    High: 38 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 28. North wind 5 to 8 mph. Chance of precipitation is 60%.

    Low: 28 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 40. Northwest wind 9 to 11 mph. Chance of precipitation is 50%.

    High: 40 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 1am, then a chance of rain showers between 1am and 4am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 30. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow showers before 7am. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.

    High: 43 °F

    Chance Snow
    Showers then
    Mostly Cloudy

Detailed Forecast

Veterans Day
Cloudy, with a high near 54. Calm wind.
Tonight
A chance of showers before 11pm, then rain, mainly after 11pm. Low around 39. East wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain before 4pm, then rain and snow. High near 44. North wind 8 to 15 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday Night
Rain and snow, becoming all snow after 1am. Low around 30. North wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely. Mostly cloudy, with a high near 38. North wind around 11 mph. Chance of precipitation is 70%.
Friday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 28. North wind 5 to 8 mph. Chance of precipitation is 60%.
Saturday
A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 40. Northwest wind 9 to 11 mph. Chance of precipitation is 50%.
Saturday Night
A chance of rain and snow showers before 1am, then a chance of rain showers between 1am and 4am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 30. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday
A chance of snow showers before 7am. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly cloudy, with a high near 43.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sinclairville NY
 42.27°N 79.27°W (Elev. 1371 ft)
Last Update:
9:57 am EST Nov 11, 2026
Forecast Valid:
10am EST Nov 11, 2026-6pm EST Nov 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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