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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

70°F

21°C

Humidity 53%
Wind Speed SE 5 mph
Barometer 29.61 in (1002.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Oct 8:53 pm CDT
Extended Forecast for

4 Miles W Hayti SD

  • Tonight

    Tonight: Mostly clear, with a low around 63. South southeast wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 82. Southeast wind around 9 mph becoming east northeast in the afternoon.

    High: 82 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52. North wind 7 to 10 mph.

    Low: 52 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: A chance of showers after 1pm. Partly sunny, with a high near 70. Northeast wind around 11 mph. Chance of precipitation is 40%.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. North northwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. North northwest wind around 9 mph.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. North northeast wind 5 to 7 mph.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. Northeast wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 44. East wind around 9 mph. Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 63. South southeast wind 7 to 11 mph, with gusts as high as 21 mph.
Sunday
Increasing clouds, with a high near 82. Southeast wind around 9 mph becoming east northeast in the afternoon.
Sunday Night
Mostly cloudy, with a low around 52. North wind 7 to 10 mph.
Columbus Day
A chance of showers after 1pm. Partly sunny, with a high near 70. Northeast wind around 11 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 46. North northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 61. North northwest wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 43. North northeast wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 60. Northeast wind 7 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 44. East wind around 9 mph. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 20%.
Friday
A slight chance of showers. Mostly sunny, with a high near 55. Breezy. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Hayti SD
 44.65°N 97.29°W (Elev. 1699 ft)
Last Update:
9:21 pm CDT Oct 10, 2026
Forecast Valid:
9pm CDT Oct 10, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation