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

Lago Vista TX, Rusty Allen Airport (KRYW)

Lat: 30.5°NLon: 97.97°WElev: 1230ft.

Fair

78°F

26°C

Humidity 81%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Sep 12:35 am CDT
Extended Forecast for

Lago Vista TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. East southeast wind around 5 mph becoming calm after midnight.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 98. Heat index values as high as 101. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 98 °F

    Sunny

  • Saturday Night

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

    Low: 74 °F

    Mostly Clear

  • Sunday

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

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph.

    High: 99 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. East wind around 5 mph becoming calm.

    Low: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 75. Calm wind.
Friday
Mostly sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. East southeast wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 98. Heat index values as high as 101. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74. South southeast wind around 5 mph.
Sunday
Mostly sunny and hot, with a high near 99. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. East wind around 5 mph becoming calm.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 98. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Mostly sunny, with a high near 98.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
Mostly sunny, with a high near 97.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lago Vista TX
 30.47°N 97.98°W (Elev. 892 ft)
Last Update:
1:26 am CDT Sep 18, 2026
Forecast Valid:
2am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation