Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Partly Cloudy

99°F

37°C

Humidity 37%
Wind Speed Vrbl 5 mph
Barometer 29.91 in (1011.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 1 Sep 4:56 pm CDT
Extended Forecast for

3 Miles SSE Buda TX

  • Tonight

    Tonight: Partly cloudy, with a low around 77. East wind around 5 mph becoming south southwest after midnight.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 98. Heat index values as high as 103. Southwest wind around 5 mph becoming northeast in the afternoon.

    High: 98 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. East northeast wind 5 to 10 mph becoming south after midnight.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 98. Heat index values as high as 103. South wind 5 to 10 mph.

    High: 98 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 96. South wind around 5 mph.  Chance of precipitation is 20%.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of thunderstorms before 7pm.  Partly cloudy, with a low around 74. South wind 5 to 10 mph.  Chance of precipitation is 10%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 97 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. East southeast wind around 5 mph becoming south after midnight.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 77. East wind around 5 mph becoming south southwest after midnight.
Wednesday
Mostly sunny, with a high near 98. Heat index values as high as 103. Southwest wind around 5 mph becoming northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 77. East northeast wind 5 to 10 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 98. Heat index values as high as 103. South wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 75. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 96. South wind around 5 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 74. South wind 5 to 10 mph. Chance of precipitation is 10%.
Saturday
Mostly sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. East southeast wind around 5 mph becoming south after midnight.
Sunday
Sunny, with a high near 97.
Sunday Night
Mostly clear, with a low around 75.
Labor Day
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Buda TX
 30.04°N 97.81°W (Elev. 650 ft)
5:26 pm CDT Sep 1, 2026
5pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database