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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Horseshoe Bay Resort Airpark (KDZB)

Lat: 30.53°NLon: 98.36°WElev: 1092ft.

Fair

75°F

24°C

Humidity 89%
Wind Speed Calm
Barometer 29.81 in
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 17 Jun 1:15 am CDT
Extended Forecast for

Marble Falls TX

Heat Advisory June 18, 12:00pm until June 18, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 94. Heat index values as high as 102. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 94 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South southeast wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 98. Heat index values as high as 109. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 79. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93. East southeast wind 5 to 10 mph.

    High: 93 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. South southeast wind around 5 mph.

    Low: 76 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92. South southeast wind 5 to 10 mph.

    High: 92 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 76. South southeast wind 5 to 10 mph.

    Low: 76 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 72. Calm wind.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 94. Heat index values as high as 102. Calm wind becoming south southeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 98. Heat index values as high as 109. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 79. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Juneteenth
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93. East southeast wind 5 to 10 mph.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. South southeast wind around 5 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92. South southeast wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 76. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
Partly cloudy, with a low around 77.
Monday
Mostly sunny, with a high near 96.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
Mostly sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marble Falls TX
 30.58°N 98.27°W (Elev. 814 ft)
Last Update:
1:24 am CDT Jun 17, 2026
Forecast Valid:
1am CDT Jun 17, 2026-6pm CDT Jun 23, 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