National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Dansville, Dansville Municipal Airport (KDSV)

Lat: 42.57°NLon: 77.71°WElev: 659ft.

Mostly Cloudy

83°F

28°C

Humidity 65%
Wind Speed Calm
Barometer 29.98 in (1015.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 28 Jun 9:54 am EDT
Extended Forecast for

Portageville NY

  • Today

    Today: A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 81. West wind 11 to 13 mph. 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

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. Light and variable wind.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 68. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Partly sunny, with a high near 79. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. West wind 5 to 7 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 81. West wind 11 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 63. Light and variable wind.
Monday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm. Low around 68. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely, mainly before 8am. Partly sunny, with a high near 79. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 62. West wind 5 to 7 mph.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Independence Day
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portageville NY
 42.53°N 78.1°W (Elev. 1401 ft)
Last Update:
7:36 am EDT Jun 28, 2025
Forecast Valid:
10am EDT Jun 28, 2025-6pm EDT Jul 4, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation