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Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

62°F

17°C

Humidity 60%
Wind Speed Vrbl 3 mph
Barometer 30.38 in (1029.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 3 Jun 8:56 am EDT
Extended Forecast for

Sinclairville NY

  • Today

    Today: Sunny, with a high near 77. Northwest wind 5 to 7 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85. West wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 63. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly after 2pm. High near 79. West wind 9 to 13 mph. Chance of precipitation is 80%.

    High: 79 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 59. Southwest wind 5 to 8 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 77. Northwest wind 5 to 7 mph.
Tonight
Clear, with a low around 53. Calm wind.
Thursday
Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny, with a high near 85. West wind 6 to 13 mph, with gusts as high as 23 mph.
Friday Night
A slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 63. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Saturday
Showers and possibly a thunderstorm, mainly after 2pm. High near 79. West wind 9 to 13 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 59. Southwest wind 5 to 8 mph. Chance of precipitation is 80%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 81.
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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:
7:57 am EDT Jun 3, 2026
Forecast Valid:
9am EDT Jun 3, 2026-6pm EDT Jun 9, 2026
 
Forecast Discussion
 
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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