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

56°F

13°C

Humidity 90%
Wind Speed S 6 mph
Barometer 30.25 in (1024.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 5 Oct 2:56 am EDT
Extended Forecast for

Mayville NY

  • Overnight

    Overnight: Clear, with a low around 53. South wind around 7 mph.

    Low: 53 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Southeast wind around 6 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. South wind around 6 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. South wind around 8 mph becoming southwest in the afternoon.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Showers likely after 2am. Partly cloudy, with a low around 59. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Partly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 70. South wind 8 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 70 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly before 2am. Low around 45. West wind around 7 mph becoming north after midnight. Chance of precipitation is 80%.

    Low: 45 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Sunny, with a high near 60. North wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

Detailed Forecast

Overnight
Clear, with a low around 53. South wind around 7 mph.
Sunday
Sunny, with a high near 80. Southeast wind around 6 mph.
Sunday Night
Mostly clear, with a low around 54. South wind around 6 mph.
Monday
Sunny, with a high near 78. South wind around 8 mph becoming southwest in the afternoon.
Monday Night
Showers likely after 2am. Partly cloudy, with a low around 59. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers and possibly a thunderstorm. High near 70. South wind 8 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers, mainly before 2am. Low around 45. West wind around 7 mph becoming north after midnight. Chance of precipitation is 80%.
Wednesday
A chance of showers before 8am. Sunny, with a high near 60. North wind 8 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
Clear, with a low around 37.
Thursday
Sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 65.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.26°N 79.5°W (Elev. 1398 ft)
Last Update:
1:36 am EDT Oct 5, 2025
Forecast Valid:
3am EDT Oct 5, 2025-6pm EDT Oct 11, 2025
 
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