Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

37°F

3°C

Humidity 79%
Wind Speed SE 9 mph
Barometer 29.99 in (1017.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 2 Mar 6:53 pm CST
Extended Forecast for

Wallace SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. South wind 5 to 9 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Patchy fog between 7am and 11am.  Otherwise, partly sunny, with a high near 43. South wind around 6 mph becoming light and variable  in the afternoon.

    High: 43 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 11pm, then areas of fog after 1am. Areas of freezing fog between 11pm and 1am.  Otherwise, mostly clear, with a low around 30. Light and variable wind becoming south 5 to 9 mph in the evening.

    Low: 30 °F

    Areas
    Freezing Fog
    and Areas Fog

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, sunny, with a high near 53. South wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 53 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. South southeast wind around 10 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 58. South southeast wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 58 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain, mainly after midnight.  Mostly cloudy, with a low around 35. Southeast wind around 11 mph becoming east northeast after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 30%.

    Low: 35 °F

    Chance Rain

  • Friday

    Friday: A chance of rain.  Mostly cloudy, with a high near 43. North wind 10 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 50%.

    High: 43 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain and snow before midnight.  Mostly cloudy, with a low around 23. North wind 10 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    Low: 23 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. South wind 5 to 9 mph.
Tuesday
Patchy fog between 7am and 11am. Otherwise, partly sunny, with a high near 43. South wind around 6 mph becoming light and variable in the afternoon.
Tuesday Night
Patchy fog before 11pm, then areas of fog after 1am. Areas of freezing fog between 11pm and 1am. Otherwise, mostly clear, with a low around 30. Light and variable wind becoming south 5 to 9 mph in the evening.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 53. South wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 32. South southeast wind around 10 mph.
Thursday
Partly sunny, with a high near 58. South southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Thursday Night
A chance of rain, mainly after midnight. Mostly cloudy, with a low around 35. Southeast wind around 11 mph becoming east northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 43. North wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow before midnight. Mostly cloudy, with a low around 23. North wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 45. Breezy.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 30.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 52. Breezy. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
7:11 pm CST Mar 2, 2026
7pm CST Mar 2, 2026-6pm CDT Mar 9, 2026
 
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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