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

Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

Seguin - Randolph AFB Auxiliary Field (KSEQ)

Lat: 29.57°NLon: 97.91°WElev: 525ft.

Mostly Cloudy

86°F

30°C

Humidity 79%
Wind Speed SE 8 mph
Barometer 29.80 in (1008.6 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 19 Jun 7:55 pm CDT
Extended Forecast for

Seguin TX

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph.

    Low: 76 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. South southeast wind 5 to 10 mph.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Increasing clouds, with a low around 77. South southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 106. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. South southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. South wind 5 to 10 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. South southeast wind 5 to 10 mph.
Saturday Night
A chance of showers and thunderstorms. Increasing clouds, with a low around 77. South southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 106. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 77. South southeast wind around 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 95. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 94. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 75. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Mostly sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 74.
Friday
Mostly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seguin TX
 29.56°N 97.96°W (Elev. 449 ft)
Last Update:
7:44 pm CDT Jun 19, 2026
Forecast Valid:
8pm CDT Jun 19, 2026-6pm CDT Jun 26, 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