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.

A Few Clouds

72°F

22°C

Humidity 66%
Wind Speed W 15 G 21 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 20 Jun 12:56 pm EDT
Extended Forecast for

3 Miles E Clymer NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 76. West wind around 11 mph, with gusts as high as 22 mph.

    High: 76 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 2am.  Mostly cloudy, with a low around 62. South wind 5 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 82. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. Southwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 90. West wind around 10 mph, with gusts as high as 22 mph.

    High: 90 °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 92. West wind 6 to 10 mph.

    High: 92 °F

    Hot

  • Monday Night

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

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 76. West wind around 11 mph, with gusts as high as 22 mph.
Tonight
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 62. South wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 82. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 70. Southwest wind around 10 mph, with gusts as high as 22 mph.
Sunday
Sunny and hot, with a high near 90. West wind around 10 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 72. Southwest wind around 6 mph.
Monday
Sunny and hot, with a high near 92. West wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 72. Southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 68.
Wednesday
A chance of showers and thunderstorms. Patchy fog. Otherwise, partly sunny, with a high near 86. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Clymer NY
 42.05°N 79.62°W (Elev. 1588 ft)
10:36 am EDT Jun 20, 2025
1pm EDT Jun 20, 2025-6pm EDT Jun 26, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database