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.

Partly Cloudy

60°F

16°C

Humidity 65%
Wind Speed SW 8 mph
Barometer 29.59 in (1001.6 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 12 Apr 8:53 pm CDT
Extended Forecast for

9 Miles S Ortley SD

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, increasing clouds, with a low around 44. West northwest wind 8 to 10 mph becoming east northeast after midnight.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 3pm. Areas of fog before noon. Otherwise, partly sunny, with a high near 64. East wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers and
    Areas Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 40. East northeast wind 6 to 11 mph becoming west after midnight. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers after 1pm. Partly sunny, with a high near 61. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 61 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. North wind 6 to 8 mph becoming east southeast after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers, mainly after 1pm. Mostly sunny, with a high near 66. East southeast wind 6 to 10 mph. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 1am. Partly cloudy, with a low around 45. East wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 73. South wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 1am. Partly cloudy, with a low around 37. Breezy, with a south wind 15 to 20 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 44. West northwest wind 8 to 10 mph becoming east northeast after midnight.
Monday
A chance of showers and thunderstorms, mainly after 3pm. Areas of fog before noon. Otherwise, partly sunny, with a high near 64. East wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 40. East northeast wind 6 to 11 mph becoming west after midnight. Chance of precipitation is 30%.
Tuesday
A slight chance of showers after 1pm. Partly sunny, with a high near 61. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 41. North wind 6 to 8 mph becoming east southeast after midnight.
Wednesday
A chance of showers, mainly after 1pm. Mostly sunny, with a high near 66. East southeast wind 6 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 45. East wind 7 to 9 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 73. South wind 10 to 18 mph, with gusts as high as 28 mph.
Thursday Night
A chance of showers, mainly after 1am. Partly cloudy, with a low around 37. Breezy, with a south wind 15 to 20 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Friday
A chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 1pm, then a chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 46. Breezy. Chance of precipitation is 30%.
Friday Night
A slight chance of snow showers. Mostly cloudy, with a low around 24. Blustery. Chance of precipitation is 20%.
Saturday
A chance of snow showers. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 25. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ortley SD
 45.21°N 97.24°W (Elev. 1900 ft)
Last Update:
9:31 pm CDT Apr 12, 2026
Forecast Valid:
9pm CDT Apr 12, 2026-6pm CDT Apr 19, 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