Severe Thunderstorms in the Upper Midwest; Heat Continues in the Southwest

Scattered severe thunderstorms may produce damaging winds, large hail, a tornado or two, and heavy rain across parts of the Upper Midwest, mainly this evening through Saturday. Very hot temperatures will continue through today across the Desert Southwest, which could break daily high temperature records. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fog/Mist

63°F

17°C

Humidity 93%
Wind Speed S 8 mph
Barometer 30.28 in (1025.0 mb)
Dewpoint 61°F (16°C)
Visibility 6.00 mi
Last update 8 Aug 7:56 am EDT
Extended Forecast for

2 Miles ENE Mayville NY

  • Today

    Today: Sunny, with a high near 81. South wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind 5 to 7 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. South wind 5 to 7 mph.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. Calm wind becoming south around 6 mph after midnight.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. South wind around 6 mph.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Calm wind becoming south around 6 mph after midnight.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. South wind around 6 mph becoming west in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Calm wind becoming south around 6 mph after midnight.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers after 2pm.  Mostly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 81. South wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 61. South wind 5 to 7 mph.
Saturday
Sunny, with a high near 85. South wind 5 to 7 mph.
Saturday Night
Mostly clear, with a low around 64. Calm wind becoming south around 6 mph after midnight.
Sunday
Sunny, with a high near 87. South wind around 6 mph.
Sunday Night
Mostly clear, with a low around 65. Calm wind becoming south around 6 mph after midnight.
Monday
Sunny, with a high near 88. South wind around 6 mph becoming west in the afternoon.
Monday Night
Mostly clear, with a low around 66. Calm wind becoming south around 6 mph after midnight.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Mayville NY
 42.26°N 79.47°W (Elev. 1348 ft)
7:36 am EDT Aug 8, 2025
8am EDT Aug 8, 2025-6pm EDT Aug 14, 2025
 
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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