Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

66°F

19°C

Humidity 81%
Wind Speed Calm
Barometer 30.14 in (1020.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 4 Aug 10:56 pm EDT
Extended Forecast for

Dewittville NY

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind around 6 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 83. South wind 6 to 9 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am.  Mostly cloudy, with a low around 66. Light and variable wind becoming south around 6 mph in the evening.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 8am.  Partly sunny, with a high near 82. South wind around 7 mph becoming west in the afternoon.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 65. Light south wind.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 78. West wind around 6 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm.  Low around 64. South wind around 7 mph.  Chance of precipitation is 80%.

    Low: 64 °F

    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 80. West wind 7 to 10 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 61. South wind around 6 mph.
Wednesday
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 83. South wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 66. Light and variable wind becoming south around 6 mph in the evening. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 82. South wind around 7 mph becoming west in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 65. Light south wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 78. West wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 64. South wind around 7 mph. Chance of precipitation is 80%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. West wind 7 to 10 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Monday Night
Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 80%.
Tuesday
Showers. High near 76. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
Dewittville NY
 42.23°N 79.39°W (Elev. 1699 ft)
9:57 pm EDT Aug 4, 2026
11pm EDT Aug 4, 2026-6pm EDT Aug 11, 2026
 
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Additional Resources

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