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

Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

37°F

3°C

Humidity 62%
Wind Speed E 5 mph
Barometer 30.04 in (1018.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 18 Nov 10:53 am CST
Extended Forecast for

Clark SD

  • Today

    Today: Partly sunny, with a high near 40. East wind 6 to 9 mph.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. South wind 6 to 9 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 48. South wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. South southeast wind 6 to 9 mph becoming northwest after midnight.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24. West wind around 6 mph becoming north after midnight.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 42. North wind 6 to 9 mph becoming south in the afternoon.

    High: 42 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. South wind around 9 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46. West wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 46 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 40. East wind 6 to 9 mph.
Tonight
Mostly cloudy, with a low around 32. South wind 6 to 9 mph.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 48. South wind 6 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 32. South southeast wind 6 to 9 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 43. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 24. West wind around 6 mph becoming north after midnight.
Friday
Sunny, with a high near 42. North wind 6 to 9 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 28. South wind around 9 mph.
Saturday
Partly sunny, with a high near 46. West wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clark SD
 44.9°N 97.72°W (Elev. 1788 ft)
Last Update:
10:51 am CST Nov 18, 2025
Forecast Valid:
11am CST Nov 18, 2025-6pm CST Nov 24, 2025
 
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