Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fog

68°F

20°C

Humidity 100%
Wind Speed S 3 mph
Barometer 30.07 in (1017.3 mb)
Dewpoint 68°F (20°C)
Visibility 0.25 mi
Last update 14 Jul 2:56 am EDT
Extended Forecast for

4 Miles S Conewango Valley NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 66. Light southeast wind.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms, mainly between 9am and 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 81. Light and variable wind becoming northwest 5 to 8 mph in the morning.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Light and variable wind.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 84. Southwest wind 3 to 6 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. South wind around 5 mph.  Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 82. Southwest wind 7 to 10 mph.  Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 66. Light southeast wind.
Monday
A chance of showers and thunderstorms, mainly between 9am and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. Light and variable wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly clear, with a low around 62. Calm wind.
Tuesday
Sunny, with a high near 85. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 66. Light and variable wind.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 84. Southwest wind 3 to 6 mph. Chance of precipitation is 50%. 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. Mostly cloudy, with a low around 68. South wind around 5 mph. Chance of precipitation is 40%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Southwest wind 7 to 10 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Partly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Conewango Valley NY
 42.22°N 79.01°W (Elev. 1601 ft)
1:36 am EDT Jul 14, 2025
3am EDT Jul 14, 2025-6pm EDT Jul 20, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database