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

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

54°F

12°C

Humidity 43%
Wind Speed SE 6 mph
Barometer 30.35 in (1028.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 2 Oct 11:53 am CDT
Extended Forecast for

Hayti SD

  • This Afternoon

    This Afternoon: A chance of showers or sprinkles before 3pm, then a slight chance of showers between 3pm and 4pm, then a chance of sprinkles after 4pm. Mostly cloudy, with a high near 60. South southeast wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 49. South wind 10 to 18 mph, with gusts as high as 30 mph.

    Low: 49 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A chance of sprinkles with a slight chance of showers before 2pm, then a chance of sprinkles between 2pm and 4pm. Mostly sunny, with a high near 69. Breezy, with a south wind 11 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Northwest wind 6 to 8 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 45. Calm wind becoming southeast around 5 mph after midnight.

    Low: 45 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. Breezy, with a south southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Breezy, with a south wind 16 to 20 mph, with gusts as high as 30 mph.

    Low: 54 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. South wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers or sprinkles before 3pm, then a slight chance of showers between 3pm and 4pm, then a chance of sprinkles after 4pm. Mostly cloudy, with a high near 60. South southeast wind 8 to 11 mph. Chance of precipitation is 30%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 49. South wind 10 to 18 mph, with gusts as high as 30 mph.
Saturday
A chance of sprinkles with a slight chance of showers before 2pm, then a chance of sprinkles between 2pm and 4pm. Mostly sunny, with a high near 69. Breezy, with a south wind 11 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 47. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 64. Northwest wind 6 to 8 mph.
Sunday Night
Clear, with a low around 45. Calm wind becoming southeast around 5 mph after midnight.
Monday
Sunny, with a high near 66. Breezy, with a south southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly clear, with a low around 54. Breezy, with a south wind 16 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 74. South wind 11 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hayti SD
 44.65°N 97.2°W (Elev. 1699 ft)
Last Update:
12:21 pm CDT Oct 2, 2026
Forecast Valid:
12pm CDT Oct 2, 2026-6pm CDT Oct 8, 2026
 
Forecast Discussion
 
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Additional Resources

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