Severe Weather and Flooding Expected Across the Southern Plains, Mid South, & Ohio Valley
Strong to severe thunderstorms, including tornadoes, are expected late today and tonight and continuing through Friday from the southern Plains to the Mid South and Ohio Valley, where heavy rainfall and flooding are also likely. Elsewhere, chilly temperatures and heavy mountain snowfall will persist for parts of the West while very mild air prevails along the East Coast. Read More >
Hazardous Weather Conditions
Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Mostly Cloudy
81°F
27°C
| Humidity | 67% |
| Wind Speed | S 15 mph |
| Barometer | 29.82 in (1009.0 mb) |
| Dewpoint | 69°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 84°F (29°C) |
| Last update | 23 Mar 5:56 pm CDT |
Extended Forecast for
4 Miles SW San Marcos TX
-
Tonight
Increasing
CloudsLow: 67 °F
-
Friday
Chance
ShowersHigh: 84 °F
-
Friday
Night
Clear
Low: 50 °F
-
Saturday
Sunny
High: 80 °F
-
Saturday
Night
Mostly Clear
Low: 52 °F
-
Sunday
Partly Sunny
High: 78 °F
-
Sunday
Night
Partly Cloudy
Low: 54 °F
-
Monday
Mostly Cloudy
High: 77 °F
-
Monday
NightMostly Cloudy
Low: 57 °F
Detailed Forecast
Tonight
Increasing clouds, with a low around 67. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly between 10am and 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 84. South wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Clear, with a low around 50. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 80. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 52. Southeast wind around 5 mph.
Sunday
Partly sunny, with a high near 78. Northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 54. East wind 5 to 10 mph becoming north after midnight.
Monday
Mostly cloudy, with a high near 77. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 57. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 53.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 72.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Thursday
A 20 percent chance of showers and thunderstorms. Cloudy, with a high near 82.
Additional Forecasts and Information
Point Forecast:
4 Miles SW San Marcos TX
29.86°N 97.99°W (Elev. 748 ft)
29.86°N 97.99°W (Elev. 748 ft)
2:08 pm CDT Mar 23, 2023
6pm CDT Mar 23, 2023-6pm CDT Mar 30, 2023
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
