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

Hazardous Weather Conditions

Current conditions at

Dansville, Dansville Municipal Airport (KDSV)

Lat: 42.57°NLon: 77.71°WElev: 659ft.

Fog/Mist

31°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in (1015.3 mb)
Dewpoint 31°F (-1°C)
Visibility 0.75 mi
Last update 19 Feb 5:54 am EST
Extended Forecast for

2 Miles ESE Swain NY

Dense Fog Advisory until February 19, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until February 19, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Today

    High: 48 °F

    Dense Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: A chance of rain before 4am, then a chance of rain and snow between 4am and 5am, then rain likely after 5am. Mostly cloudy, with a low around 35. Southeast wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Slight Chance
    Rain then
    Rain/Snow
    Likely

  • Friday

    Friday: Rain likely, possibly mixed with sleet before 7am, then rain, possibly mixed with snow between 7am and 10am, then rain after 10am. High near 45. South wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Little or no snow and sleet accumulation expected.

    High: 45 °F

    Wintry Mix
    then Rain

  • Friday Night

    Friday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 29. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance Snow

  • Saturday

    Saturday: A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 36. West wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 25. Light and variable wind. Chance of precipitation is 20%.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Sunday

    Sunday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 35. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 60%.

    High: 35 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of snow showers. Mostly cloudy, with a low around 23. Northeast wind around 6 mph. Chance of precipitation is 50%.

    Low: 23 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Widespread dense fog, mainly before 7am. Otherwise, mostly cloudy, with a high near 48. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A chance of rain before 4am, then a chance of rain and snow between 4am and 5am, then rain likely after 5am. Mostly cloudy, with a low around 35. Southeast wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
Rain likely, possibly mixed with sleet before 7am, then rain, possibly mixed with snow between 7am and 10am, then rain after 10am. High near 45. South wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Little or no snow and sleet accumulation expected.
Friday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 29. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 36. West wind 7 to 9 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 25. Light and variable wind. Chance of precipitation is 20%.
Sunday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 35. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 60%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 23. Northeast wind around 6 mph. Chance of precipitation is 50%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Swain NY
 42.47°N 77.87°W (Elev. 1598 ft)
Last Update:
6:37 am EST Feb 19, 2026
Forecast Valid:
6am EST Feb 19, 2026-6pm EST Feb 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