Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

72°F

22°C

Humidity 66%
Wind Speed W 13 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 20 Jun 1:56 pm EDT
Extended Forecast for

4 Miles S Jamestown NY

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms before 5pm.  Partly sunny, with a high near 78. West wind 11 to 14 mph.  Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 63. South wind 5 to 7 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly before 7am.  Mostly sunny, with a high near 85. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72. South wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 92. West wind around 10 mph, with gusts as high as 21 mph.

    High: 92 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Southwest wind around 6 mph.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 93. West wind 6 to 9 mph.

    High: 93 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. Southwest wind around 6 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 91.

    High: 91 °F

    Hot

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms before 5pm. Partly sunny, with a high near 78. West wind 11 to 14 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. South wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 85. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 72. South wind 9 to 11 mph, with gusts as high as 22 mph.
Sunday
Sunny and hot, with a high near 92. West wind around 10 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 72. Southwest wind around 6 mph.
Monday
Sunny and hot, with a high near 93. West wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 71. Southwest wind around 6 mph.
Tuesday
Sunny and hot, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Jamestown NY
 42.04°N 79.24°W (Elev. 1401 ft)
1:36 pm EDT Jun 20, 2025
2pm EDT Jun 20, 2025-6pm EDT Jun 26, 2025
 
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Additional Resources

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Hourly Weather Forecast

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