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.

Fair

47°F

8°C

Humidity 41%
Wind Speed NW 16 mph
Barometer 29.90 in (1013.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Nov 12:53 pm CST
Extended Forecast for

Lily SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 42. Northwest wind 8 to 11 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47. South southeast wind 3 to 7 mph.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. East southeast wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain after noon. Mostly cloudy, with a high near 44. East southeast wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of rain after 3am. Cloudy, with a low around 32. East wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A slight chance of rain and snow before noon. Mostly cloudy, with a high near 40. East wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. East southeast wind around 7 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45. South southeast wind 6 to 8 mph.

    High: 45 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 42. Northwest wind 8 to 11 mph.
Tonight
Mostly cloudy, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 47. South southeast wind 3 to 7 mph.
Sunday Night
Mostly cloudy, with a low around 34. East southeast wind 7 to 13 mph, with gusts as high as 22 mph.
Monday
A slight chance of rain after noon. Mostly cloudy, with a high near 44. East southeast wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Monday Night
A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of rain after 3am. Cloudy, with a low around 32. East wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday
A slight chance of rain and snow before noon. Mostly cloudy, with a high near 40. East wind 8 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 31. East southeast wind around 7 mph.
Wednesday
Mostly cloudy, with a high near 45. South southeast wind 6 to 8 mph.
Wednesday Night
A chance of rain, mainly after midnight. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Thursday
A slight chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lily SD
 45.18°N 97.67°W (Elev. 1821 ft)
Last Update:
12:56 pm CST Nov 15, 2025
Forecast Valid:
1pm CST Nov 15, 2025-6pm CST Nov 21, 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