Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Partly Cloudy

64°F

18°C

Humidity 100%
Wind Speed N 7 mph
Barometer 30.02 in (1016.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 11:56 pm EDT
Extended Forecast for

Stow NY

  • Overnight

    Overnight: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 58. North wind around 6 mph becoming light and variable.

    Low: 58 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly between 10am and 11am.  Areas of fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Chance
    Showers and
    Areas Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, sunny, with a high near 79. East wind 3 to 5 mph.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Light and variable wind becoming southeast around 5 mph after midnight.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Showers and possibly a thunderstorm after 2pm.  High near 79. South wind 6 to 8 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Mostly Sunny
    then Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 57. Southwest wind around 5 mph.  Chance of precipitation is 80%.

    Low: 57 °F

    Showers

  • Sunday

    Sunday: A chance of showers.  Partly sunny, with a high near 73. West wind 6 to 11 mph.  Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 2am.  Partly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. North wind around 6 mph becoming light and variable.
Thursday
A chance of showers, mainly between 10am and 11am. Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 52. Light and variable wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 79. East wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 57. Light and variable wind becoming southeast around 5 mph after midnight.
Saturday
Showers and possibly a thunderstorm after 2pm. High near 79. South wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 57. Southwest wind around 5 mph. Chance of precipitation is 80%.
Sunday
A chance of showers. Partly sunny, with a high near 73. West wind 6 to 11 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers before 2am. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Stow NY
 42.15°N 79.4°W (Elev. 1375 ft)
9:57 pm EDT Aug 19, 2026
12am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
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Additional Resources

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