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

92°F

33°C

Humidity 38%
Wind Speed SW 12 G 18 mph
Barometer 30.13 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 15 Sep 12:35 pm CDT
Extended Forecast for

Lakeway TX

Heat Advisory until September 15, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until September 15, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. South wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm after midnight.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 98. Calm wind becoming east around 5 mph in the morning.

    High: 98 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph becoming light south southeast after midnight.

    Low: 74 °F

    Mostly Cloudy

  • Friday

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

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm after midnight.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 101. Heat index values as high as 104. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 76. South wind 5 to 10 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 98. Calm wind becoming east around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph becoming light south southeast after midnight.
Friday
Mostly sunny and hot, with a high near 99. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 98. Calm wind becoming south southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Mostly sunny, with a high near 98.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 73.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 95.
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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:
12:46 pm CDT Sep 15, 2026
Forecast Valid:
12pm CDT Sep 15, 2026-6pm CDT Sep 21, 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