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

Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

25°F

-4°C

Humidity 96%
Wind Speed Calm
Barometer 30.05 in (1019.3 mb)
Dewpoint 24°F (-4°C)
Visibility 9.00 mi
Last update 13 Feb 1:53 am CST
Extended Forecast for

9 Miles S Ortley SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 33. Light west southwest wind.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 51. Southwest wind 3 to 7 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. South southwest wind around 7 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50. South southwest wind 6 to 10 mph becoming west northwest in the afternoon.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. West wind around 7 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 54. South wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. South wind 7 to 10 mph becoming north northwest after midnight.

    Low: 32 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 51. North northwest wind 7 to 10 mph becoming east in the afternoon.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. East southeast wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 33. Light west southwest wind.
Friday
Sunny, with a high near 51. Southwest wind 3 to 7 mph.
Friday Night
Mostly clear, with a low around 30. South southwest wind around 7 mph.
Saturday
Sunny, with a high near 50. South southwest wind 6 to 10 mph becoming west northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 30. West wind around 7 mph.
Sunday
Partly sunny, with a high near 54. South wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 32. South wind 7 to 10 mph becoming north northwest after midnight.
Washington's Birthday
Sunny, with a high near 51. North northwest wind 7 to 10 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 34. East southeast wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday
A chance of rain after noon. Mostly cloudy, with a high near 48. Breezy. Chance of precipitation is 30%.
Tuesday Night
Rain and snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Thursday
A slight chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ortley SD
 45.21°N 97.24°W (Elev. 1900 ft)
Last Update:
2:36 am CST Feb 13, 2026
Forecast Valid:
2am CST Feb 13, 2026-6pm CST Feb 19, 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