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

Hazardous Weather Conditions

Current conditions at

Seguin - Randolph AFB Auxiliary Field (KSEQ)

Lat: 29.57°NLon: 97.91°WElev: 525ft.

A Few Clouds

97°F

36°C

Humidity 37%
Wind Speed SW 3 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 25 Aug 12:55 pm CDT
Extended Forecast for

Seguin TX

Heat Advisory August 25, 01:24pm until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 25, 01:24pm until August 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 104 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 104. Heat index values as high as 107. Southwest wind around 5 mph becoming south southeast in the afternoon.

    High: 104 °F

    Hot

  • Wednesday Night

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

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. Southwest wind around 5 mph becoming south southeast in the afternoon.

    High: 101 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. East southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming east around 5 mph in the afternoon.

    High: 99 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light south after midnight.

    Low: 76 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 104. South southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 76. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny and hot, with a high near 104. Heat index values as high as 107. Southwest wind around 5 mph becoming south southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 76. South southeast wind around 5 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. Southwest wind around 5 mph becoming south southeast in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. East southeast wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light south after midnight.
Saturday
Sunny, with a high near 98. Calm wind becoming east southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 98.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 97.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seguin TX
 29.58°N 97.96°W (Elev. 551 ft)
Last Update:
12:42 pm CDT Aug 25, 2026
Forecast Valid:
1pm CDT Aug 25, 2026-6pm CDT Aug 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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