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.

A Few Clouds

29°F

-2°C

Humidity 63%
Wind Speed SE 9 mph
Barometer 30.01 in (1018.1 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 27 Feb 8:54 am EST
Extended Forecast for

Portageville NY

  • Today

    Today: Sunny, with a high near 46. Southwest wind 6 to 9 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: A chance of showers, mainly after 5am. Partly cloudy, with a low around 36. South wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly before 7am. Partly sunny, with a high near 42. West wind 7 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers before 1am, then snow likely after 1am. Mostly cloudy, with a low around 17. North wind 3 to 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Chance Snow
    Showers then
    Snow Likely

  • Sunday

    Sunday: A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 22. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 22 °F

    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 6. Northwest wind around 5 mph becoming calm in the evening.

    Low: 6 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26. Calm wind becoming west around 6 mph in the afternoon.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Calm wind becoming south around 6 mph after midnight.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Partly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 46. Southwest wind 6 to 9 mph.
Tonight
A chance of showers, mainly after 5am. Partly cloudy, with a low around 36. South wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers, mainly before 7am. Partly sunny, with a high near 42. West wind 7 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A chance of snow showers before 1am, then snow likely after 1am. Mostly cloudy, with a low around 17. North wind 3 to 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 22. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 6. Northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 26. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 13. Calm wind becoming south around 6 mph after midnight.
Tuesday
A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Thursday
Showers likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Portageville NY
 42.53°N 78.1°W (Elev. 1401 ft)
Last Update:
6:57 am EST Feb 27, 2026
Forecast Valid:
9am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation