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.

Fair

58°F

14°C

Humidity 67%
Wind Speed SE 3 mph
Barometer 29.62 in (1002.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 17 May 2:53 am CDT
Extended Forecast for

3 Miles N Altamont SD

  • Overnight

    Overnight: A slight chance of showers and thunderstorms before 4am. Partly cloudy, with a steady temperature around 61. South wind around 13 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 84. South southwest wind 11 to 15 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 34 mph.

    Low: 59 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 69. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 69 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. West wind 6 to 13 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 70. South wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. South southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 72. North northwest wind 10 to 14 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. North wind 8 to 11 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms before 4am. Partly cloudy, with a steady temperature around 61. South wind around 13 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 84. South southwest wind 11 to 15 mph.
Friday Night
Mostly clear, with a low around 59. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 34 mph.
Saturday
Sunny, with a high near 69. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 49. West wind 6 to 13 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.
Sunday
Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 70. South wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. South southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Monday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 72. North northwest wind 10 to 14 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. North wind 8 to 11 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 64. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 44. Chance of precipitation is 20%.
Thursday
A chance of showers. Mostly sunny, with a high near 65. Chance of precipitation is 30%.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Altamont SD
 44.89°N 96.69°W (Elev. 1729 ft)
Last Update:
3:00 am CDT May 17, 2024
Forecast Valid:
3am CDT May 17, 2024-6pm CDT May 23, 2024
 
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