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

Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Snow

-1°F

-18°C

Humidity 79%
Wind Speed N 3 mph
Barometer 30.22 in (1028.2 mb)
Dewpoint -6°F (-21°C)
Visibility 3.00 mi
Last update 25 Jan 6:53 am CST
Extended Forecast for

9 Miles S Ortley SD

Cold Weather Advisory January 25, 06:00pm until January 26, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: A chance of flurries with a slight chance of snow before 8am. Partly sunny and cold, with a temperature rising to near 0 by 9am, then falling to around -10 during the remainder of the day. Wind chill values as low as -29. North wind 5 to 11 mph. Chance of precipitation is 20%.

    High: 0 °F⇓

    Slight Chance
    Snow then
    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around -16. Wind chill values as low as -34. Northwest wind 8 to 11 mph becoming southwest after midnight.

    Low: -16 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 14. Wind chill values as low as -32. Breezy, with a southwest wind 13 to 21 mph, with gusts as high as 34 mph.

    High: 14 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around -3. Wind chill values as low as -20. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.

    Low: -3 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and cold, with a high near 5. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 5 °F

    Cold

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -2. West wind around 9 mph.

    Low: -2 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and cold, with a high near 8. North northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 8 °F

    Cold

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -6. North northwest wind 6 to 8 mph becoming west after midnight.

    Low: -6 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny and cold, with a high near 9. West wind 6 to 10 mph becoming east northeast in the morning.

    High: 9 °F

    Cold

Detailed Forecast

Today
A chance of flurries with a slight chance of snow before 8am. Partly sunny and cold, with a temperature rising to near 0 by 9am, then falling to around -10 during the remainder of the day. Wind chill values as low as -29. North wind 5 to 11 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around -16. Wind chill values as low as -34. Northwest wind 8 to 11 mph becoming southwest after midnight.
Monday
Mostly sunny, with a high near 14. Wind chill values as low as -32. Breezy, with a southwest wind 13 to 21 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around -3. Wind chill values as low as -20. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny and cold, with a high near 5. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around -2. West wind around 9 mph.
Wednesday
Mostly sunny and cold, with a high near 8. North northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around -6. North northwest wind 6 to 8 mph becoming west after midnight.
Thursday
Partly sunny and cold, with a high near 9. West wind 6 to 10 mph becoming east northeast in the morning.
Thursday Night
Mostly cloudy, with a low around -8.
Friday
A slight chance of snow. Mostly sunny and cold, with a high near 7. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around -5.
Saturday
A slight chance of snow. Mostly sunny, with a high near 16. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ortley SD
 45.21°N 97.24°W (Elev. 1900 ft)
Last Update:
6:36 am CST Jan 25, 2026
Forecast Valid:
7am CST Jan 25, 2026-6pm CST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation