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

Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

64°F

18°C

Humidity 60%
Wind Speed W 12 G 16 mph
Barometer 30.11 in (1019.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 4 Aug 11:53 am CDT
Extended Forecast for

5 Miles S Garden City SD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 71. West wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 71 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 54. South southwest wind 5 to 8 mph.

    Low: 54 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 78. Southwest wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 83. South southwest wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. South wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Southeast wind around 9 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. South southeast wind 11 to 16 mph, with gusts as high as 24 mph.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 71. West wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 54. South southwest wind 5 to 8 mph.
Wednesday
Sunny, with a high near 78. Southwest wind 8 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 83. South southwest wind 15 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 63. South wind 11 to 15 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 85. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 63. Southeast wind around 9 mph.
Saturday
Sunny, with a high near 85. South southeast wind 11 to 16 mph, with gusts as high as 24 mph.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 64. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Garden City SD
 44.88°N 97.57°W (Elev. 1804 ft)
Last Update:
11:33 am CDT Aug 4, 2026
Forecast Valid:
12pm CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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Additional Resources

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Chance of Precipitation