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New Mountain, TX Weather Forecast
New Mountain, TX Weather Forecast Date: 127 PM CDT Tue Sep 29 2026
The area/counties/county of: Upshur, including the cities of: Gilmer and Big Sandy.or toggle through each period.
This Afternoon... Partly cloudy. Hot. Near steady temperature in the lower 90s. South winds 5 to 10 mph with gusts up to 20 mph.
Tonight... Partly cloudy. Lows around 70. South winds 5 to 10 mph.
Wednesday... Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 90s. South winds 10 to 15 mph with gusts up to 25 mph.
Wednesday Night... Partly cloudy. Lows in the lower 70s. South winds 10 to 15 mph.
Thursday... Mostly cloudy. A slight chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70%.
Thursday Night... Showers likely with a slight chance of thunderstorms in the evening, then showers after midnight. Lows around 70. Chance of rain 80%.
Friday... Showers likely with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 70%.
Friday Night... Showers likely with a slight chance of thunderstorms. Lows in the upper 60s. Chance of rain 70%.
Saturday... Showers likely. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 70%.
Saturday Night... A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50%.
Sunday... Mostly cloudy with a 50% chance of showers. Highs in the upper 70s.
Sunday Night... Mostly cloudy. Lows in the lower 60s.
POP = Probability of Precipitation
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