Weather WorldNorthwestern High School, SC 7-Day Night Weather Forecast
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Northwestern High School, SC Weather Forecast
Northwestern High School, SC Weather Forecast Date: 723 PM EDT Wed Aug 19 2026
The area/counties/county of: York, including the cities of: Catawba and Rock Hill.or toggle through each period.
Tonight... Mostly clear. Lows in the lower 70s. Northwest winds around 5 mph this evening, becoming light and variable.
Thursday... Sunny, hot with highs in the mid 90s. Southwest winds around 5 mph. Heat index values up to 103.
Thursday Night... Partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph in the evening, becoming light and variable.
Friday... Mostly sunny in the morning, then partly sunny with showers and thunderstorms likely in the afternoon. Humid with highs in the lower 90s. Northeast winds around 5 mph, becoming southwest in the afternoon. Chance of rain 70%. Heat index values up to 103.
Friday Night... Thunderstorms likely in the evening. Showers likely. Lows in the upper 60s. Southwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 70%.
Saturday... Partly sunny in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40%.
Saturday Night... Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 60s. Chance of rain 40%.
Sunday... Sunny. Highs around 90.
Sunday Night... Mostly clear. Lows in the upper 60s.
Monday... Sunny. Highs in the upper 80s.
Monday Night... Partly cloudy. Lows in the upper 60s.
Tuesday... Mostly sunny. Highs in the upper 80s.
Tuesday Night... Partly cloudy. Lows in the upper 60s.
POP = Probability of Precipitation
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