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.

Overcast

39°F

4°C

Humidity 76%
Wind Speed SE 9 mph
Barometer 29.87 in (1012.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 21 Mar 9:54 pm EDT
Extended Forecast for

Swain NY

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 46 by 5am. Southeast wind 5 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 38 °F⇑

    Mostly Cloudy

  • Sunday

    Sunday: Showers. High near 58. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: Rain and snow showers likely before 11pm, then a chance of snow showers and freezing rain between 11pm and 2am, then a chance of snow showers after 2am. Cloudy, with a low around 25. North wind around 9 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Wintry Mix
    Likely

  • Monday

    Monday: Mostly cloudy, with a high near 34. Northwest wind around 11 mph.

    High: 34 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. Northwest wind 5 to 7 mph.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. Southwest wind 5 to 9 mph.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. Southwest wind 6 to 8 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45. Southwest wind around 10 mph, with gusts as high as 21 mph.

    High: 45 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow showers before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a temperature rising to around 46 by 5am. Southeast wind 5 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Sunday
Showers. High near 58. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain and snow showers likely before 11pm, then a chance of snow showers and freezing rain between 11pm and 2am, then a chance of snow showers after 2am. Cloudy, with a low around 25. North wind around 9 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, with a high near 34. Northwest wind around 11 mph.
Monday Night
Partly cloudy, with a low around 20. Northwest wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 43. Southwest wind 5 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 28. Southwest wind 6 to 8 mph.
Wednesday
Mostly cloudy, with a high near 45. Southwest wind around 10 mph, with gusts as high as 21 mph.
Wednesday Night
A chance of snow showers before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Thursday
A chance of showers after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 34. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Swain NY
 42.47°N 77.9°W (Elev. 1962 ft)
Last Update:
9:58 pm EDT Mar 21, 2026
Forecast Valid:
10pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
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