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Sun Valley High School, NC Weather Forecast
Sun Valley High School, NC Weather Forecast Date: 409 PM EDT Sun Aug 30 2026
The area/counties/county of: Union, including the cities of: Monroe, Trinity, Indian Trail, and Weddington.or toggle through each period.
Tonight... Mostly clear. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph this evening, becoming light and variable.
Monday... Patchy fog in the morning. Sunny, hot with highs in the mid 90s. Light and variable winds, becoming east around 5 mph in the afternoon. Heat index values up to 100.
Monday Night... Mostly clear. Lows in the lower 70s. South winds around 5 mph.
Tuesday... Sunny, hot with highs in the upper 90s. Light and variable winds, becoming south around 5 mph in the afternoon. Heat index values up to 104.
Tuesday Night... Mostly clear. Lows in the lower 70s. South winds around 5 mph.
Wednesday... Sunny, hot with highs in the upper 90s. Heat index values up to 105.
Wednesday Night... Partly cloudy. Lows in the mid 70s.
Thursday... Sunny, hot with highs in the upper 90s. Heat index values up to 105.
Thursday Night... Mostly clear. Lows in the mid 70s.
Friday... Sunny, hot with highs in the upper 90s. Heat index values up to 105.
Friday Night... Partly cloudy with a chance of showers. Lows in the lower 70s. Chance of rain 30%.
Saturday... Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 40%. Heat index values up to 100.
Saturday Night... Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Lows around 70. Chance of rain 40%.
POP = Probability of Precipitation
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