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 >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

64°F

18°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 30.12 in (1019.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Jun 3:56 am EDT
Extended Forecast for

4 Miles ESE Frewsburg NY

Heat Advisory June 22, 12:00pm until June 24, 06:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. South wind around 6 mph.  Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 84. South wind 7 to 10 mph.

    High: 84 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. South wind around 11 mph, with gusts as high as 22 mph.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 90. West wind around 11 mph, with gusts as high as 21 mph.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 72. Southwest wind around 7 mph.

    Low: 72 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 91. West wind 6 to 9 mph.

    High: 91 °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, with a high near 89. West wind 6 to 9 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind around 6 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 84. South wind 7 to 10 mph.
Saturday Night
Mostly clear, with a low around 71. South wind around 11 mph, with gusts as high as 22 mph.
Sunday
Sunny and hot, with a high near 90. West wind around 11 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 72. Southwest wind around 7 mph.
Monday
Sunny and hot, with a high near 91. West wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 71. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 89. West wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. 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. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Frewsburg NY
 42.05°N 79.09°W (Elev. 1781 ft)
4:36 am EDT Jun 21, 2025
4am EDT Jun 21, 2025-6pm EDT Jun 27, 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