Greenville/ Weather & Environment

Greenville Wakes to Fog, Then Sees Warm Weather and Late-Week Storm Chances

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Published on September 13, 2026
Greenville Wakes to Fog, Then Sees Warm Weather and Late-Week Storm ChancesSource: TopSphere Media / Unsplash

Greenville is starting Sunday with mostly cloudy skies, muggy air and patchy fog, but the gray opening act will not last long. Fog should lift by 10 a.m., giving way to mostly sunny skies and an afternoon high near 89 degrees. Any leftover shower activity from the overnight front is expected to fade around daybreak.

The National Weather Service is calling for light west-northwest winds today, with no watches, warnings or advisories listed for the area. Another round of mountain-valley fog and low stratus is possible overnight.

Monday Brings Another Hot, Sunny Afternoon

Monday looks even warmer, with sunshine and a high near 93 degrees. Winds should stay light from the north, while Monday night turns partly cloudy with northeast winds that could gust as high as 21 mph.

Tuesday will bring the first noticeable step down, though it will still be warm by September standards. The forecast calls for partly sunny skies, a high near 87 and east-northeast winds of 7 to 11 mph, with gusts as high as 18 mph, followed by a mostly clear night near 65.

Late-Week Showers and Thunderstorms Possible

Sunny or mostly sunny conditions are expected Wednesday through Friday, with highs of 90 degrees Wednesday and 91 degrees Thursday. Rain chances remain possible from Thursday through Saturday, as diurnal showers and thunderstorms remain possible.

That is a notable change from the stormier setup highlighted in an earlier Hoodline forecast. Showers and thunderstorms remain possible Thursday through Saturday, with the next meaningful rain chance arriving from late Friday into Saturday.