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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

38°F

3°C

Humidity 55%
Wind Speed NW 7 mph
Barometer 29.96 in (1016.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 15 Nov 7:53 pm CST
Extended Forecast for

4 Miles W Vienna SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 49. Southeast wind 3 to 8 mph.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35. East southeast wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain after noon. Mostly cloudy, with a high near 47. East southeast wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 47 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A chance of rain before 3am, then a chance of rain and snow. Cloudy, with a low around 32. East wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 41. East wind 8 to 10 mph.

    High: 41 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. East southeast wind 6 to 8 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. South southeast wind 6 to 9 mph.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after midnight. Mostly cloudy, with a low around 33. Southeast wind around 8 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 49. Southeast wind 3 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 35. East southeast wind 8 to 14 mph, with gusts as high as 23 mph.
Monday
A slight chance of rain after noon. Mostly cloudy, with a high near 47. East southeast wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Monday Night
A chance of rain before 3am, then a chance of rain and snow. Cloudy, with a low around 32. East wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday
Mostly cloudy, with a high near 41. East wind 8 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 32. East southeast wind 6 to 8 mph.
Wednesday
Mostly cloudy, with a high near 46. South southeast wind 6 to 9 mph.
Wednesday Night
A chance of rain, mainly after midnight. Mostly cloudy, with a low around 33. Southeast wind around 8 mph. Chance of precipitation is 30%.
Thursday
A slight chance of rain before noon. Partly sunny, with a high near 44. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 40.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Vienna SD
 44.69°N 97.59°W (Elev. 1759 ft)
Last Update:
7:36 pm CST Nov 15, 2025
Forecast Valid:
8pm CST Nov 15, 2025-6pm CST Nov 22, 2025
 
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