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

Severe Weather, Excessive Rainfall and Heat Concerns This Weekend

Clusters of showers and strong to severe thunderstorms are expected across portions of the southern Plains today, then tracking into the Lower Mississippi Valley. The greatest hazards today will be from large hail and damaging wind gusts. Elsewhere, excessive rainfall and flooding concerns across portions of the Plains and Midwest today. Excessive heat continues across Puerto Rico this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

94°F

34°C

Humidity 48%
Wind Speed S 16 G 23 mph
Barometer 29.81 in (1008.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 10 Jun 1:56 pm CDT
Extended Forecast for

2 Miles SSE Mountain City TX

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 96. South southwest wind around 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 96 °F

  • Tonight

    Tonight: A slight chance of thunderstorms before 9pm. Some of the storms could be severe. Partly cloudy, with a low around 73. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.

    Severe
    Thunderstorms
    then Mostly
    Cloudy

    Low: 73 °F

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 98. Heat index values as high as 103. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Becoming
    Sunny

    High: 98 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 72. South wind around 10 mph.

    Mostly Clear

    Low: 72 °F

  • Monday

    Monday: Sunny, with a high near 97. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 97 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 71. South southeast wind around 15 mph, with gusts as high as 25 mph.

    Partly Cloudy

    Low: 71 °F

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 99. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Hot

    High: 99 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 72. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Partly Cloudy

    Low: 72 °F

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 100. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Hot

    High: 100 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 96. South southwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
A slight chance of thunderstorms before 9pm. Some of the storms could be severe. Partly cloudy, with a low around 73. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 98. Heat index values as high as 103. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 72. South wind around 10 mph.
Monday
Sunny, with a high near 97. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 71. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny and hot, with a high near 99. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 72. South wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
Mostly sunny and hot, with a high near 100. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
Sunny and hot, with a high near 103.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Mostly sunny and hot, with a high near 103.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles SSE Mountain City TX
 30.02°N 97.89°W (Elev. 797 ft)
Last Update:
1:40 pm CDT Jun 10, 2023
Forecast Valid:
2pm CDT Jun 10, 2023-6pm CDT Jun 16, 2023
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation