Weather WorldSan Antonio Lake, TX 7-Day Night Weather Forecast
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San Antonio Lake, TX Weather Forecast
San Antonio Lake, TX Weather Forecast Date: 258 PM CDT Mon Aug 03 2026
The area/counties/county of: Madison, including the city of Madisonville.or toggle through each period.
Tonight... Mostly clear. Patchy fog after midnight. Lows in the mid 70s. South winds 5 to 10 mph.
Tuesday... Patchy fog in the morning. Sunny, hot with highs in the upper 90s. South winds 5 to 10 mph. Heat index values up to 105.
Tuesday Night... Mostly clear. Patchy fog after midnight. Lows in the mid 70s. South winds 5 to 10 mph.
Wednesday... Patchy fog in the morning. Mostly sunny. Hot with highs in the upper 90s. South winds 5 to 10 mph. Heat index values up to 106.
Wednesday Night... Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening.
Thursday... Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105.
Thursday Night... Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
Friday... Sunny, hot with highs in the mid 90s. Heat index values up to 110.
Friday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Heat index values up to 105 early in the evening.
Saturday... Sunny, hot with highs in the mid 90s. Heat index values up to 110.
Saturday Night... Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
Sunday... Sunny. Highs in the mid 90s. Heat index values up to 110.
Sunday Night... Partly cloudy in the evening, then clearing. Lows in the lower 70s. Heat index values up to 105 early in the evening.
POP = Probability of Precipitation
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