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

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Mostly Cloudy

47°F

8°C

Humidity 71%
Wind Speed NW 15 mph
Barometer 30.15 in (1021.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 19 May 11:53 am CDT
Extended Forecast for

Bryant SD

Freeze Warning May 19, 11:00pm until May 20, 08:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: A chance of sprinkles after 1pm. Partly sunny, with a high near 52. Northwest wind around 16 mph, with gusts as high as 24 mph.

    High: 52 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Patchy frost after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind 9 to 14 mph becoming light and variable.

    Low: 31 °F

    Mostly Cloudy
    then Patchy
    Frost

  • Wednesday

    Wednesday: Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 62. South wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 62 °F

    Frost then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. South southeast wind 10 to 14 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. South southeast wind 13 to 17 mph, with gusts as high as 25 mph.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. Southeast wind 13 to 18 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 59. East southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 1am. Mostly cloudy, with a low around 43. Southeast wind 7 to 10 mph. Chance of precipitation is 40%.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 70. South southwest wind 8 to 11 mph.

    High: 70 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of sprinkles after 1pm. Partly sunny, with a high near 52. Northwest wind around 16 mph, with gusts as high as 24 mph.
Tonight
Patchy frost after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind 9 to 14 mph becoming light and variable.
Wednesday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 62. South wind 7 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 40. South southeast wind 10 to 14 mph.
Thursday
Mostly sunny, with a high near 66. South southeast wind 13 to 17 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 42. Southeast wind 13 to 18 mph.
Friday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 59. East southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 43. Southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 70. South southwest wind 8 to 11 mph.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78. Breezy. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 54.
Memorial Day
Sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bryant SD
 44.6°N 97.47°W (Elev. 1827 ft)
Last Update:
11:36 am CDT May 19, 2026
Forecast Valid:
12pm CDT May 19, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation