Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

62°F

17°C

Humidity 65%
Wind Speed NE 7 mph
Barometer 30.18 in (1021.6 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 12 Jul 4:56 am EDT
Extended Forecast for

Mayville NY

  • Today

    Today: Sunny, with a high near 81. Light and variable wind becoming south 5 to 9 mph in the afternoon.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Northeast wind around 5 mph becoming light and variable  in the evening.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. South wind around 5 mph becoming light and variable.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 67. Calm wind becoming south around 6 mph after midnight.

    Low: 67 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. West wind 8 to 13 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. West wind 7 to 10 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. West wind 5 to 8 mph becoming calm  after midnight.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 81. Light and variable wind becoming south 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 62. Northeast wind around 5 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 84. South wind around 5 mph becoming light and variable.
Monday Night
Clear, with a low around 67. Calm wind becoming south around 6 mph after midnight.
Tuesday
Sunny, with a high near 88. West wind 8 to 13 mph.
Tuesday Night
Mostly clear, with a low around 72. Southwest wind around 10 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 85. West wind 7 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 66. West wind 5 to 8 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 79.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.26°N 79.5°W (Elev. 1398 ft)
3:57 am EDT Jul 12, 2026
5am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
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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