Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

71°F

22°C

Humidity 87%
Wind Speed Vrbl 3 mph
Barometer 30.16 in (1020.7 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 29 Jun 8:56 am EDT
Extended Forecast for

4 Miles S Frewsburg NY

  • Today

    Today: Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Calm wind becoming south around 5 mph after midnight.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly before 11am.  Partly sunny and hot, with a high near 92. Southwest wind 6 to 8 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    T-storms then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 73. Southwest wind 3 to 5 mph.  Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

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

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph.
Tonight
Partly cloudy, with a low around 68. Calm wind becoming south around 5 mph after midnight.
Tuesday
A chance of showers and thunderstorms, mainly before 11am. Partly sunny and hot, with a high near 92. Southwest wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
Sunny and hot, with a high near 93. West wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny and hot, with a high near 95.
Thursday Night
Mostly clear, with a low around 72.
Friday
Mostly sunny, with a high near 91.
Friday Night
A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 40%.
Independence Day
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Frewsburg NY
 41.99°N 79.16°W (Elev. 1516 ft)
8:06 am EDT Jun 29, 2026
9am EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
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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