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.

A Few Clouds

74°F

23°C

Humidity 50%
Wind Speed S 7 mph
Barometer 29.96 in (1014.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 4 Nov 12:56 pm EST
Extended Forecast for

Mayville NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 74. South wind 10 to 14 mph.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Showers. Low around 55. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 62. Southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 44. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely. Mostly cloudy, with a high near 56. West wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers. Low around 36. Southwest wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers

  • Saturday

    Saturday: Showers. High near 50. Northwest wind 8 to 11 mph. Chance of precipitation is 80%.

    High: 50 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 1am. Mostly cloudy, with a low around 33. Northwest wind around 9 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 74. South wind 10 to 14 mph.
Tonight
Showers. Low around 55. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 62. Southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 44. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely. Mostly cloudy, with a high near 56. West wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers. Low around 36. Southwest wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 50. Northwest wind 8 to 11 mph. Chance of precipitation is 80%.
Saturday Night
A chance of showers before 1am. Mostly cloudy, with a low around 33. Northwest wind around 9 mph. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 51.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.26°N 79.5°W (Elev. 1398 ft)
Last Update:
1:22 pm EST Nov 4, 2026
Forecast Valid:
1pm EST Nov 4, 2026-6pm EST Nov 10, 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