National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rainfall in the Mid-Atlantic and Southern New England; Fire Weather Concerns in the West

Heavy rain and isolated severe thunderstorms may continue to bring flash and urban flooding to the northern Mid-Atlantic and southern New England through tonight. Isolated dry thunderstorms will continue to bring a fire weather threat to the northwestern Great Basin through Friday. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

65°F

18°C

Humidity 52%
Wind Speed NE 12 mph
Barometer 30.32 in (1026.9 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 1 Aug 10:56 am EDT
Extended Forecast for

Mayville NY

  • Today

    Today: Sunny, with a high near 72. North wind 9 to 13 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 50. Northeast wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 55. Calm wind.

    Low: 55 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming north around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. Light and variable wind.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 72. North wind 9 to 13 mph.
Tonight
Clear, with a low around 50. Northeast wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 75. Calm wind becoming north 5 to 8 mph in the afternoon.
Saturday Night
Clear, with a low around 55. Calm wind.
Sunday
Sunny, with a high near 80. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 59. Calm wind.
Monday
Sunny, with a high near 82. Calm wind becoming north around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 62. Light and variable wind.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 80.
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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:
10:36 am EDT Aug 1, 2025
Forecast Valid:
11am EDT Aug 1, 2025-6pm EDT Aug 7, 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