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.

Fair

54°F

12°C

Humidity 80%
Wind Speed Calm
Barometer 30.23 in (1024.6 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Sep 8:54 am EDT
Extended Forecast for

Swain NY

  • Today

    Today: Partly sunny, with a high near 67. Southeast wind around 6 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 55. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 64. South wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 46. North wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58. Northeast wind around 9 mph.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 42. Northeast wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. East wind 5 to 8 mph.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. East wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers between 8am and 2pm. Mostly cloudy, with a high near 58. Chance of precipitation is 30%.

    High: 58 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 67. Southeast wind around 6 mph.
Tonight
Showers likely, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 55. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. High near 64. South wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 46. North wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly cloudy, with a high near 58. Northeast wind around 9 mph.
Monday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 42. Northeast wind 3 to 7 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 58. East wind 5 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 42. East wind around 7 mph.
Wednesday
A chance of showers between 8am and 2pm. Mostly cloudy, with a high near 58. Chance of precipitation is 30%.
Wednesday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Swain NY
 42.49°N 77.89°W (Elev. 1982 ft)
Last Update:
7:57 am EDT Sep 19, 2026
Forecast Valid:
9am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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