Expires:202405231515;;694953 FPUS54 KEWX 230215 ZFPEWX Zone Forecast Product for South Central Texas National Weather Service Austin/San Antonio TX 915 PM CDT Wed May 22 2024 TXZ191-231515- Hays- Including the city of San Marcos 915 PM CDT Wed May 22 2024 .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms this evening, then cloudy after midnight. Hazy after midnight. Lows in the mid 70s. Southeast winds 10 to 15 mph. Chance of rain 20 percent. .THURSDAY...Mostly cloudy in the morning, then becoming partly cloudy. Hazy in the morning. Highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 90s. South winds 5 to 10 mph with gusts up to 20 mph. Highest heat index readings up to 107. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s. South winds 5 to 10 mph. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 110. .SUNDAY THROUGH MONDAY NIGHT...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Highest heat index readings up to 105. .TUESDAY...Mostly sunny. Highs in the lower 90s. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 60s. Highs in the upper 80s. $$