| NWS Forecast for: Lavaca County Issued by: National Weather Service Austin/San Antonio, TX Last Update: 502 PM CDT Mon Apr 20 2026 | |
| Tonight: Cloudy with a chance of thunderstorms. Showers likely. Lows in the lower 60s. East winds 5 to 10 mph. Chance of rain 70 percent. Tuesday: Cloudy with showers likely with a chance of thunderstorms. Highs in the lower 70s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent. Tuesday Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. East winds 5 to 10 mph. Chance of rain 40 percent. Wednesday: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph. Chance of rain 70 percent. Wednesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 60s. Southeast winds 5 to 10 mph. Thursday And Thursday Night: Mostly cloudy. Highs in the upper 80s. Lows around 70. Friday: Cloudy in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Friday Night: Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 70s. Saturday: Cloudy in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Saturday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 70s. Sunday: Mostly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 70s. Monday: Mostly cloudy with a slight chance of showers and thunderstorms. Highs in the lower 90s. | |
| Zone Forecast: Lavaca County | |
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