Heavy Lake Effect Snow and Bitterly Cold Temperatures

A bitterly cold airmass will settle over much of the central and eastern U.S over the next several days. Well below normal temperatures and cold wind chills will be common. In addition, heavy lake effect snow will be possible especially downwind of Lakes Erie and Ontario, where up to one foot of additional snow is forecast by Sunday morning.
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Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.84°NLon: -97.51°WElev: 1306ft.

Fair

12°F

-11°C

Humidity 67%
Wind Speed SE 20 G 25 mph
Barometer 30.28 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 13 Feb 3:15 pm CST
Extended Forecast for

7 Miles WSW Yankton SD

  • This
    Afternoon

    This Afternoon: A 30 percent chance of snow.  Cloudy, with a high near 19. Breezy, with a southeast wind 16 to 18 mph, with gusts as high as 26 mph.

    Chance Snow
    and Breezy

    High: 19 °F

  • Tonight

    Tonight: Snow likely, mainly between 2am and 5am.  Cloudy, with a temperature rising to around 27 by 5am. Southeast wind 11 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Chance Snow
    then Snow
    Likely

    Low: 19 °F

  • Sunday

    Sunday: A 30 percent chance of snow, mainly before 7am.  Mostly cloudy, with a high near 37. Southwest wind around 9 mph becoming west northwest in the morning.

    Chance Snow
    then Partly
    Sunny

    High: 37 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 26. West wind around 8 mph.

    Mostly Cloudy

    Low: 26 °F

  • Washington's
    Birthday

    Washington's Birthday: Mostly sunny, with a high near 42. West wind 8 to 10 mph.

    Mostly Sunny

    High: 42 °F

  • Monday
    Night

    Monday Night: Rain and snow likely before midnight, then a chance of snow.  Cloudy, with a low around 30. Blustery.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain/Snow
    Likely then
    Chance Snow
    and Blustery

    Low: 30 °F

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37. Breezy.

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

    High: 37 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Mostly Cloudy

    Low: 25 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    Mostly Sunny

    High: 39 °F

Detailed Forecast

This Afternoon
A 30 percent chance of snow. Cloudy, with a high near 19. Breezy, with a southeast wind 16 to 18 mph, with gusts as high as 26 mph.
Tonight
Snow likely, mainly between 2am and 5am. Cloudy, with a temperature rising to around 27 by 5am. Southeast wind 11 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday
A 30 percent chance of snow, mainly before 7am. Mostly cloudy, with a high near 37. Southwest wind around 9 mph becoming west northwest in the morning.
Sunday Night
Mostly cloudy, with a low around 26. West wind around 8 mph.
Washington's Birthday
Mostly sunny, with a high near 42. West wind 8 to 10 mph.
Monday Night
Rain and snow likely before midnight, then a chance of snow. Cloudy, with a low around 30. Blustery. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Mostly cloudy, with a high near 37. Breezy.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 52. Windy.
Friday Night
Mostly clear, with a low around 30. Blustery.
Saturday
Mostly sunny, with a high near 47.
Click Map For Forecast
Point Forecast:
7 Miles WSW Yankton SD
 42.84°N 97.51°W (Elev. 1234 ft)
3:18 pm CST Feb 13, 2016
3pm CST Feb 13, 2016-6pm CST Feb 20, 2016
 
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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