Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Dansville, Dansville Municipal Airport (KDSV)

Lat: 42.57°NLon: 77.71°WElev: 659ft.

Partly Cloudy

74°F

23°C

Humidity 71%
Wind Speed SE 12 mph
Barometer 29.93 in (1014.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 9:54 am EDT
Extended Forecast for

Portageville NY

  • Today

    Today: A chance of showers and thunderstorms, mainly before 5pm.  Partly sunny, with a high near 78. Southwest wind around 11 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Southwest wind 3 to 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers before 11am.  Partly sunny, with a high near 74. Calm wind becoming northwest 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79. West wind around 6 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 62. Light southwest wind.  Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers.  Mostly cloudy, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly before 5pm. Partly sunny, with a high near 78. Southwest wind around 11 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 58. Southwest wind 3 to 5 mph.
Friday
A slight chance of showers before 11am. Partly sunny, with a high near 74. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 51. Calm wind.
Saturday
Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 55. Calm wind.
Sunday
Mostly sunny, with a high near 79. West wind around 6 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62. Light southwest wind. Chance of precipitation is 40%.
Monday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Portageville NY
 42.53°N 78.1°W (Elev. 1401 ft)
9:57 am EDT Aug 27, 2026
10am EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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Additional Resources

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