Thunderstorms, Rain, Flooding and Snow Over the Weekend

A cold front will produce isolated strong to severe thunderstorms, locally heavy rain and possible flooding from Texas and the Arklatex to the Ohio Valley and central Appalachians this weekend. Meanwhile, a narrow streak of heavy snow is likely across Upper portions of the Midwest, Mississippi Valley and Great Lakes. Finally, dangerous Santa Ana winds are expected across southern California. Read More >

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Light Rain

39°F

4°C

Humidity 79%
Wind Speed N 12 mph
Barometer 29.77 in (1010.6 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 27 Feb 8:56 pm CST
Extended Forecast for

Avon SD

Winter Weather Advisory until February 28, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 28, 06:00am

    NOW until
    6:00am Sun

    Winter Weather Advisory

  • Tonight

    Tonight: Snow, mainly before 4am.  Low around 21. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of around 2 inches.

    Snow

    Low: 21 °F

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 36. North northwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph.

    Becoming
    Sunny

    High: 36 °F

  • Sunday
    Night

    Sunday Night: Clear, with a low around 24. Southwest wind 5 to 15 mph becoming north northwest after midnight.

    Clear

    Low: 24 °F

  • Monday

    Monday: Sunny, with a high near 40. North northwest wind 10 to 15 mph becoming southeast in the afternoon.

    Sunny

    High: 40 °F

  • Monday
    Night

    Monday Night: Clear, with a low around 28. Breezy, with a south wind 10 to 20 mph.

    Clear then
    Clear and
    Breezy

    Low: 28 °F

  • Tuesday

    Tuesday: Sunny, with a high near 57. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Sunny and
    Breezy

    High: 57 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 30.

    Mostly Clear

    Low: 30 °F

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    Sunny

    High: 59 °F

Detailed Forecast

Tonight
Snow, mainly before 4am. Low around 21. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of around 2 inches.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 36. North northwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Clear, with a low around 24. Southwest wind 5 to 15 mph becoming north northwest after midnight.
Monday
Sunny, with a high near 40. North northwest wind 10 to 15 mph becoming southeast in the afternoon.
Monday Night
Clear, with a low around 28. Breezy, with a south wind 10 to 20 mph.
Tuesday
Sunny, with a high near 57. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 60.
Click Map For Forecast
Point Forecast:
Avon SD
 43.02°N 98.06°W (Elev. 1624 ft)
9:14 pm CST Feb 27, 2021
9pm CST Feb 27, 2021-6pm CST Mar 6, 2021
 
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