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

Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Dansville, Dansville Municipal Airport (KDSV)

Lat: 42.57°NLon: 77.71°WElev: 659ft.

Overcast

34°F

1°C

Humidity 70%
Wind Speed SE 9 mph
Barometer 30.11 in (1021.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 30 Nov 3:54 am EST
Extended Forecast for

2 Miles ENE Portageville NY

Wind Advisory November 30, 10:00am until November 30, 10:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: A slight chance of snow. Cloudy, with a low around 27. South wind around 13 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A chance of snow showers before 1pm, then rain and snow showers likely between 1pm and 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 38. Breezy, with a south wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Breezy.
    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 21. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 21 °F

    Snow Showers
    Likely and
    Breezy

  • Monday

    Monday: Partly sunny, with a high near 29. Northwest wind 5 to 9 mph becoming light west in the afternoon.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: Snow showers likely after 1am. Cloudy, with a low around 18. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 70%.

    Low: 18 °F

    Mostly Cloudy
    then Snow
    Showers
    Likely

  • Tuesday

    Tuesday: Snow showers, mainly before 1pm. High near 32. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 80%.

    High: 32 °F

    Snow Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. Light and variable wind becoming west around 5 mph after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 32. Southwest wind 7 to 13 mph.

    High: 32 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Overnight
A slight chance of snow. Cloudy, with a low around 27. South wind around 13 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Sunday
A chance of snow showers before 1pm, then rain and snow showers likely between 1pm and 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 38. Breezy, with a south wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 21. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
Partly sunny, with a high near 29. Northwest wind 5 to 9 mph becoming light west in the afternoon.
Monday Night
Snow showers likely after 1am. Cloudy, with a low around 18. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 70%.
Tuesday
Snow showers, mainly before 1pm. High near 32. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Tuesday Night
Mostly cloudy, with a low around 18. Light and variable wind becoming west around 5 mph after midnight.
Wednesday
Mostly cloudy, with a high near 32. Southwest wind 7 to 13 mph.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Thursday
Snow showers likely. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
A chance of snow showers. Partly sunny, with a high near 26. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 50%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Portageville NY
 42.57°N 78.06°W (Elev. 1427 ft)
Last Update:
3:36 am EST Nov 30, 2025
Forecast Valid:
4am EST Nov 30, 2025-6pm EST Dec 6, 2025
 
Forecast Discussion
 
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Additional Resources

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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