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

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Mostly Cloudy

32°F

0°C

Humidity 66%
Wind Speed NW 14 G 24 mph
Barometer 30.02 in (1018.2 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 9 Apr 12:53 am CDT
Extended Forecast for

Clark SD

  • Overnight

    Overnight: Partly cloudy, with a low around 24. West northwest wind 7 to 9 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Snow likely, mainly after 3pm. Increasing clouds, with a high near 40. Northwest wind 6 to 8 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Mostly Sunny
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 23. North northwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 53. South southwest wind 3 to 7 mph.

    High: 53 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 39. Southeast wind 7 to 12 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain, mainly before 1pm. Cloudy, with a high near 61. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.

    High: 61 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 55. Breezy, with a south southeast wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.

    Low: 55 °F

    Chance Rain
    and Breezy

  • Sunday

    Sunday: A chance of rain, mainly after 1pm. Mostly sunny, with a high near 76. Breezy, with a south wind 20 to 23 mph becoming west southwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 30%.

    High: 76 °F

    Chance Rain
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. West wind 10 to 15 mph becoming east northeast after midnight.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 24. West northwest wind 7 to 9 mph.
Thursday
Snow likely, mainly after 3pm. Increasing clouds, with a high near 40. Northwest wind 6 to 8 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 23. North northwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Friday
Partly sunny, then gradually becoming sunny, with a high near 53. South southwest wind 3 to 7 mph.
Friday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 39. Southeast wind 7 to 12 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Saturday
A chance of rain, mainly before 1pm. Cloudy, with a high near 61. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 55. Breezy, with a south southeast wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Sunday
A chance of rain, mainly after 1pm. Mostly sunny, with a high near 76. Breezy, with a south wind 20 to 23 mph becoming west southwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 47. West wind 10 to 15 mph becoming east northeast after midnight.
Monday
A chance of rain, mainly after 1pm. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 50%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 53. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Clark SD
 44.9°N 97.72°W (Elev. 1788 ft)
Last Update:
1:31 am CDT Apr 9, 2026
Forecast Valid:
1am CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation