Includes the cities: San Marcos
Today...Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southeast winds 5 to 10 mph. Tonight...Mostly cloudy. Isolated showers and thunderstorms before midnight...Then a chance of showers and thunderstorms after midnight. Lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. Tuesday...Occasional showers and scattered thunderstorms. Locally heavy rainfall possible. Highs in the mid 80s. East winds 5 to 10 mph. Chance of rain 90 percent. Tuesday Night...Occasional showers and scattered thunderstorms. Locally heavy rainfall possible. Lows in the mid 70s. East winds 10 mph. Chance of rain 90 percent. Wednesday...Cloudy with showers and thunderstorms likely. Highs in the mid 80s. Southeast winds 10 to 15 mph. Chance of rain 60 percent. Wednesday Night...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the mid 70s. Highs in the lower 90s. Thursday...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the mid 70s. Highs in the lower 90s. Thursday Night...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the mid 70s. Friday...Partly cloudy. Highs in the lower 90s. Lows in the upper 70s. Friday Night...Partly cloudy. Highs in the lower 90s. Lows in the upper 70s. Saturday...Mostly sunny with a 20 percent chance of showers and thunderstorms. Highs in the mid 90s. Saturday Night...Partly cloudy. Lows in the mid 70s. Highs in the lower 90s. Sunday...Partly cloudy. Lows in the mid 70s. Highs in the lower 90s.