Heavy Rainfall Across Parts of the Southeast; Critical Fire Weather Conditions Persist in the West

Heavy rainfall and localized flash flooding will persist across portions of the Southeast. Meanwhile, critical fire weather conditions continue over the Rockies and into Utah and northern Arizona. The Pacific Northwest will see another round of rainfall and gusty winds before the weather gradually improves on Saturday. Above normal temperatures are expected over much of the Plains and Midwest. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

58°F

14°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 30.01 in (1015.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 25 Sep 7:56 am CDT
Extended Forecast for

San Marcos TX

  • Today

    Today: Patchy fog before 10am.  Otherwise, sunny, with a high near 87. Southwest wind around 5 mph becoming south southeast in the afternoon.

    Patchy Fog
    then Sunny

    High: 87 °F

  • Tonight

    Tonight: Mostly clear, with a low around 66. Southeast wind 5 to 10 mph.

    Mostly Clear

    Low: 66 °F

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 88. South wind 5 to 10 mph.

    Becoming
    Sunny

    High: 88 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 69. South southeast wind around 5 mph.

    Mostly Clear

    Low: 69 °F

  • Sunday

    Sunday: Sunny, with a high near 91. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 91 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 69. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 69 °F

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms.  Sunny, with a high near 80. Breezy, with a north wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    Slight Chance
    T-storms and
    Breezy

    High: 80 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 57. North wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Mostly Clear

    Low: 57 °F

  • Tuesday

    Tuesday: Sunny, with a high near 80. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 80 °F

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, sunny, with a high near 87. Southwest wind around 5 mph becoming south southeast in the afternoon.
Tonight
Mostly clear, with a low around 66. Southeast wind 5 to 10 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 88. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 69. South southeast wind around 5 mph.
Sunday
Sunny, with a high near 91. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 69. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 80. Breezy, with a north wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Monday Night
Mostly clear, with a low around 57. North wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Sunny, with a high near 80. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 83.
Click Map For Forecast
Point Forecast:
San Marcos TX
 29.88°N 97.94°W (Elev. 577 ft)
5:58 am CDT Sep 25, 2020
9am CDT Sep 25, 2020-6pm CDT Oct 1, 2020
 
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