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.

Thunderstorm Light Rain in Vicinity

79°F

26°C

Humidity 75%
Wind Speed N 9 G 17 mph
Barometer 29.96 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 27 Aug 4:35 pm CDT
Extended Forecast for

Lago Vista TX

Heat Advisory August 27, 04:52pm until August 27, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 27, 04:52pm until August 27, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 103 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 77. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 77. East wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 75. Southeast wind around 5 mph.

    Low: 75 °F

    Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 103. Heat index values as high as 109. East northeast wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 77. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Clear, with a low around 77. East wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. South wind around 5 mph.
Sunday
Sunny and hot, with a high near 100. Calm wind becoming south southeast around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 75. Southeast wind around 5 mph.
Monday
Sunny and hot, with a high near 99. South wind around 5 mph.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lago Vista TX
 30.45°N 97.98°W (Elev. 958 ft)
Last Update:
2:46 pm CDT Aug 27, 2026
Forecast Valid:
4pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation