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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Georgetown, Georgetown Municipal Airport (KGTU)

Lat: 30.68°NLon: 97.68°WElev: 791ft.

Overcast

73°F

23°C

Humidity 74%
Wind Speed S 14 mph
Barometer 30.20 in (1022.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 25 Dec 11:56 am CST
Extended Forecast for

Round Rock TX

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 80. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 64. South southwest wind around 5 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 82. Southwest wind 5 to 10 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 65. South wind 5 to 10 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 39. West southwest wind 5 to 10 mph becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 39 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 46. North wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 46 °F

    Mostly Cloudy

Detailed Forecast

Christmas Day
Mostly sunny, with a high near 80. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 64. South southwest wind around 5 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 82. Southwest wind 5 to 10 mph.
Friday Night
Increasing clouds, with a low around 65. South wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 65. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 39. West southwest wind 5 to 10 mph becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Monday
Mostly cloudy, with a high near 46. North wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Round Rock TX
 30.52°N 97.67°W (Elev. 712 ft)
Last Update:
11:44 am CST Dec 25, 2025
Forecast Valid:
12pm CST Dec 25, 2025-6pm CST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation