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

30°F

-1°C

Humidity 58%
Wind Speed W 10 mph
Barometer 30.28 in (1027.7 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 20 Apr 10:56 am EDT
Extended Forecast for

3 Miles NNE Sinclairville NY

  • Today

    Today: Isolated snow showers before 2pm. Mostly sunny, with a high near 37. Northwest wind around 11 mph. Chance of precipitation is 20%.

    High: 37 °F

    Isolated Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 24. West wind around 6 mph becoming light and variable.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Partly sunny, with a high near 54. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 54 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 44. South wind 6 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. Northwest wind 5 to 7 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Light and variable wind becoming south around 6 mph in the evening.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm. Mostly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Isolated snow showers before 2pm. Mostly sunny, with a high near 37. Northwest wind around 11 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 24. West wind around 6 mph becoming light and variable.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 54. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 44. South wind 6 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 59. Northwest wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 40. Calm wind.
Thursday
Mostly sunny, with a high near 64. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 46. Light and variable wind becoming south around 6 mph in the evening.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Saturday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Sinclairville NY
 42.31°N 79.23°W (Elev. 1591 ft)
Last Update:
7:58 am EDT Apr 20, 2026
Forecast Valid:
11am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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