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

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

49°F

9°C

Humidity 64%
Wind Speed N 14 mph
Barometer 30.27 in (1024.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 7 Dec 11:56 pm CST
Extended Forecast for

Lockhart TX

  • Overnight

    Overnight: Clear, with a low around 37. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 34. East northeast wind around 5 mph becoming calm.

    Low: 34 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Light southwest wind becoming south southwest 5 to 10 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. South wind around 5 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Southwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. East southeast wind around 5 mph becoming north after midnight.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. North wind around 5 mph becoming south in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Calm wind becoming northwest around 5 mph after midnight.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 37. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 34. East northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 67. Light southwest wind becoming south southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 44. South wind around 5 mph.
Wednesday
Sunny, with a high near 75. Southwest wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 44. East southeast wind around 5 mph becoming north after midnight.
Thursday
Sunny, with a high near 75. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Mostly clear, with a low around 50. Calm wind becoming northwest around 5 mph after midnight.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lockhart TX
 29.88°N 97.68°W (Elev. 525 ft)
Last Update:
11:52 pm CST Dec 7, 2025
Forecast Valid:
12am CST Dec 8, 2025-6pm CST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation