Weather WorldOld Union, TX 7-Day Night Weather Forecast
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Old Union, TX Weather Forecast
Old Union, TX Weather Forecast Date: 1226 AM CST Mon Nov 02 2026
The area/counties/county of: Limestone, including the cities of: Mexia and Groesbeck.or toggle through each period.
Rest of Tonight... Mostly cloudy. Patchy fog. Lows in the mid 60s. Southeast winds around 5 mph.
Monday... Patchy fog in the morning. Mostly sunny. Highs in the mid 80s. South winds 10 to 15 mph.
Monday Night... Partly cloudy in the evening, then showers with a chance of thunderstorms after midnight. Lows in the mid 60s. South winds 5 to 10 mph. Chance of rain 90%.
Tuesday... Showers with a chance of thunderstorms in the morning, then sunny in the afternoon. Cooler with highs in the mid 70s. West winds 5 to 10 mph. Chance of rain 90%.
Tuesday Night... Mostly clear. Cooler with lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable.
Wednesday... Sunny. Highs in the mid 70s.
Wednesday Night... Mostly clear. Lows around 50.
Thursday... Sunny. Highs in the upper 70s.
Thursday Night... Mostly clear. Lows in the lower 50s.
Friday... Sunny. Highs in the mid 70s.
Friday Night... Partly cloudy. Lows in the upper 40s.
Saturday... Mostly sunny. Highs in the lower 70s.
Saturday Night... Partly cloudy. A 20% chance of showers in the evening. Lows in the upper 40s.
POP = Probability of Precipitation
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