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

Hazardous Weather Conditions

Current conditions at

Lago Vista TX, Rusty Allen Airport (KRYW)

Lat: 30.5°NLon: 97.97°WElev: 1230ft.

Fair

94°F

34°C

Humidity 34%
Wind Speed S 6 mph
Barometer 29.97 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 26 Aug 7:55 pm CDT
Extended Forecast for

Lakeway TX

Heat Advisory August 26, 08:10pm until August 27, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 26, 08:10pm until August 27, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Tonight

    Low: 78 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 101. Heat index values as high as 108. West southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.

    High: 101 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. East southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 78. Southwest wind around 5 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 101. Heat index values as high as 108. West southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 75. East southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 99. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74. South wind around 5 mph.
Sunday
Sunny and hot, with a high near 99. Calm wind becoming south southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lakeway TX
 30.36°N 97.98°W (Elev. 840 ft)
Last Update:
7:28 pm CDT Aug 26, 2026
Forecast Valid:
8pm CDT Aug 26, 2026-6pm CDT Sep 2, 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