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

17°F

-8°C

Humidity 92%
Wind Speed E 3 mph
Barometer 30.47 in (1035.2 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 8 Apr 6:56 am EDT
Extended Forecast for

Mayville NY

  • Today

    Today: Sunny, with a high near 55. South wind 8 to 11 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. South wind 7 to 14 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly sunny, with a high near 65. South wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 46. South wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers

  • Friday

    Friday: Showers. High near 59. South wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers

  • Friday Night

    Friday Night: Showers, mainly before 8pm. Low around 34. North wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 50. North wind 3 to 6 mph.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 55. South wind 8 to 11 mph.
Tonight
Mostly clear, with a low around 38. South wind 7 to 14 mph, with gusts as high as 26 mph.
Thursday
A chance of showers after 2pm. Mostly sunny, with a high near 65. South wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 46. South wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers. High near 59. South wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Showers, mainly before 8pm. Low around 34. North wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 50. North wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 35. Light and variable wind.
Sunday
Partly sunny, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Tuesday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.24°N 79.51°W (Elev. 1365 ft)
Last Update:
3:58 am EDT Apr 8, 2026
Forecast Valid:
7am EDT Apr 8, 2026-6pm EDT Apr 14, 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