Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

45°F

7°C

Humidity 83%
Wind Speed E 7 mph
Barometer 30.15 in (1021.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 14 Oct 8:53 pm CDT
Extended Forecast for

Clark SD

  • Tonight

    Tonight: A chance of showers, mainly between 11pm and 3am.  Patchy fog between 3am and 4am.  Otherwise, cloudy, with a low around 41. East southeast wind 5 to 10 mph becoming light southeast  after midnight.  Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly before 10am.  Patchy fog between 7am and 10am.  Otherwise, cloudy, with a high near 58. Breezy, with a west southwest wind 5 to 10 mph becoming northwest 15 to 25 mph in the afternoon. Winds could gust as high as 38 mph.  Chance of precipitation is 30%.

    High: 58 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of showers between 11pm and midnight.  Increasing clouds, with a low around 36. Breezy, with a northwest wind 23 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 20%.

    Low: 36 °F

    Breezy.
    Slight Chance
    Showers then
    Cloudy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 51. Breezy, with a north northwest wind 19 to 24 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 51 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Clear, with a low around 33. Light and variable wind becoming south 10 to 15 mph in the evening. Winds could gust as high as 25 mph.

    Low: 33 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 63. Breezy, with a south wind 20 to 23 mph, with gusts as high as 37 mph.

    High: 63 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 42. Breezy, with a south wind 18 to 21 mph, with gusts as high as 34 mph.

    Low: 42 °F

    Clear and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 66. South wind 7 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Light and variable wind becoming northeast 5 to 7 mph in the evening.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly between 11pm and 3am. Patchy fog between 3am and 4am. Otherwise, cloudy, with a low around 41. East southeast wind 5 to 10 mph becoming light southeast after midnight. Chance of precipitation is 40%.
Thursday
A chance of showers, mainly before 10am. Patchy fog between 7am and 10am. Otherwise, cloudy, with a high near 58. Breezy, with a west southwest wind 5 to 10 mph becoming northwest 15 to 25 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers between 11pm and midnight. Increasing clouds, with a low around 36. Breezy, with a northwest wind 23 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 51. Breezy, with a north northwest wind 19 to 24 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 39 mph.
Friday Night
Clear, with a low around 33. Light and variable wind becoming south 10 to 15 mph in the evening. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 63. Breezy, with a south wind 20 to 23 mph, with gusts as high as 37 mph.
Saturday Night
Clear, with a low around 42. Breezy, with a south wind 18 to 21 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 66. South wind 7 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 43. Light and variable wind becoming northeast 5 to 7 mph in the evening.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 46.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 68. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Clark SD
 44.88°N 97.75°W (Elev. 1808 ft)
9:21 pm CDT Oct 14, 2026
9pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database