Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

6 Miles E Clark SD

  • Today

    Today: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 44. South wind 6 to 11 mph becoming east northeast in the afternoon.

    High: 44 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: A chance of snow, mainly after 3am.  Patchy fog between 10pm and 2am.  Otherwise, mostly cloudy, with a low around 8. Blustery, with an east northeast wind 6 to 11 mph becoming north northwest 19 to 29 mph. Winds could gust as high as 41 mph.  Chance of precipitation is 50%.

    Low: 8 °F

    Patchy Fog
    then Chance
    Snow and
    Patchy Fog

  • Sunday

    Sunday: A chance of snow, mainly before 10am.  Patchy blowing snow before 8am. Mostly cloudy, with a temperature falling to around 5 by 5pm. Wind chill values as low as -19. Windy, with a northwest wind 28 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 50%.

    High: 16 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: A slight chance of snow before midnight.  Mostly cloudy, with a low around 0. Wind chill values as low as -20. Blustery, with a northwest wind 23 to 28 mph, with gusts as high as 40 mph.  Chance of precipitation is 20%.

    Low: 0 °F

    Blustery.
    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny and cold, with a high near 10. Blustery, with a north northwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 10 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5. Southwest wind 8 to 10 mph.

    Low: 5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 33. West northwest wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 33 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow after midnight.  Mostly cloudy, with a low around 12. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    Low: 12 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: A chance of snow, mainly after noon.  Mostly cloudy, with a high near 20. North northeast wind 11 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%.

    High: 20 °F

    Chance Snow

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, partly sunny, with a high near 44. South wind 6 to 11 mph becoming east northeast in the afternoon.
Tonight
A chance of snow, mainly after 3am. Patchy fog between 10pm and 2am. Otherwise, mostly cloudy, with a low around 8. Blustery, with an east northeast wind 6 to 11 mph becoming north northwest 19 to 29 mph. Winds could gust as high as 41 mph. Chance of precipitation is 50%.
Sunday
A chance of snow, mainly before 10am. Patchy blowing snow before 8am. Mostly cloudy, with a temperature falling to around 5 by 5pm. Wind chill values as low as -19. Windy, with a northwest wind 28 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 50%.
Sunday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 0. Wind chill values as low as -20. Blustery, with a northwest wind 23 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Monday
Mostly sunny and cold, with a high near 10. Blustery, with a north northwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 33 mph.
Monday Night
Partly cloudy, with a low around 5. Southwest wind 8 to 10 mph.
Tuesday
Partly sunny, with a high near 33. West northwest wind 10 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 12. Northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday
A chance of snow, mainly after noon. Mostly cloudy, with a high near 20. North northeast wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around -3. Chance of precipitation is 20%.
New Year's Day
Mostly sunny and cold, with a high near 10.
Thursday Night
Partly cloudy, with a low around 0.
Friday
Mostly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Clark SD
 44.86°N 97.6°W (Elev. 1795 ft)
7:37 am CST Dec 27, 2025
7am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
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Additional Resources

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