Heavy Precipitation in the West; Wintry Mix in the North; Fire Weather in the High Plains

Pacific moisture will continue to bring locally heavy coastal/lower elevation rain and heavy mountain snow to the West Coast and portions of the Intermountain West through Monday. A wintry mix will create hazardous travel across the northern Plains and Upper Midwest into early Monday. Dry, gusty winds are resulting in elevated to critical fire weather in the south/central High Plains. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

56°F

13°C

Humidity 97%
Wind Speed SE 6 mph
Barometer 30.00 in (1015.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 5 Jan 5:56 am CST
Extended Forecast for

Mountain City TX

  • Today

    Today: Patchy dense fog before 11am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 59. South southwest wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Southwest wind around 5 mph.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Calm wind becoming southwest around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 79. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55. South southwest wind around 5 mph.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy dense fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 59. South southwest wind around 5 mph.
Tuesday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Southwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 56. Calm wind becoming southwest around 5 mph.
Wednesday
Mostly sunny, with a high near 82. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 62. South southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 79. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 55. South southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 74. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain City TX
 30.04°N 97.89°W (Elev. 837 ft)
5:42 am CST Jan 5, 2026
7am CST Jan 5, 2026-6pm CST Jan 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database