MARIETTA, SC 29661 Weather Forecast & Current Conditions

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GREENVILLE, SC
Current Weather

12:53 AM EDT JUN 27, 2025
Clear
73°F
Feels Like: 73°F
Dewpoint: 70°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: Calm
Pressure: 30.11 inches
Last 72 hours

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MARIETTA, SC 29661
Weather Forecast

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Snow Depth pages
TODAY
Partly sunny late this morning. Showers with a chance of thunderstorms this afternoon. Highs in the mid 60s. Southeast winds around 5 mph. Chance of rain near 100 percent.
TONIGHT
Cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy after midnight. Areas of fog in the evening, then patchy fog after midnight. Lows in the lower 50s. Southwest winds 5 to 10 mph. Chance of rain 80 percent.
WEDNESDAY
Mostly sunny. Patchy fog in the morning. A chance of showers in the afternoon. Visibility one quarter mile or less at times in the morning. Highs in the upper 70s. Southwest winds 5 to 10 mph. Chance of rain 30 percent.
WEDNESDAY NIGHT
Showers likely with a chance of thunderstorms. Lows in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
THURSDAY
Partly sunny with a chance of showers in the morning, then sunny in the afternoon. Less humid with highs in the lower 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.
THURSDAY NIGHT
Mostly clear. Lows in the lower 40s.
FRIDAY
Mostly sunny. Highs in the upper 50s.
FRIDAY NIGHT
Partly cloudy. Lows in the mid 30s.
SATURDAY
Mostly sunny. Highs in the mid 50s.
SATURDAY NIGHT
Mostly clear. Lows in the mid 30s.
SUNDAY
Sunny. Highs in the mid 60s.
SUNDAY NIGHT
Mostly clear. Lows in the lower 40s.
MONDAY
Mostly sunny. Highs in the lower 70s.

Visible Weather Satellite
MARIETTA, SC 29661
Infrared Weather Satellite
MARIETTA, SC 29661
NEXRAD Weather Radar
MARIETTA, SC 29661

GREENVILLE, SC 3 hourly weather forecast

weather forecast created  7:00 PM CDT  6/26/2025
Friday
27 JUN 2025
MARIETTA, SC 29661 weather forecast Day 1, 0 hours 2 AM 74° 74° Clear 2%

0% Thunder
( 8% severe)
W   1 87% 70°
Low 72° MARIETTA, SC 29661 weather forecast Day 1, 3 hours 5 AM 73° 73° Partly Cloudy W   1 87% 69°
High 93° MARIETTA, SC 29661 weather forecast Day 1, 6 hours 8 AM 75° 75° Partly Cloudy 7%

0% Thunder
( 15% severe)
WSW   1 84% 70°

Partly Cloudy

Chance of Rain

MARIETTA, SC 29661 weather forecast Day 1, 9 hours 11 AM 85° 90° Partly Cloudy WSW   3 61% 70°
MARIETTA, SC 29661 weather forecast Day 1, 12 hours 2 PM 90° 95° Partly Cloudy 50%
RAIN
.1–.25 in
0% Thunder
( 56% severe)
SSW   6 50% 69°
MARIETTA, SC 29661 weather forecast Day 1, 15 hours 5 PM 89° 94° Partly Cloudy SSW   6 52% 69°
MARIETTA, SC 29661 weather forecast Day 1, 18 hours 8 PM 85° 89° Partly Cloudy 34%
RAIN
.01–.1 in
0% Thunder
( 38% severe)
SW   5 59% 69°
MARIETTA, SC 29661 weather forecast Day 1, 21 hours 11 PM 79° 82° Partly Cloudy WSW   2 74% 70°
Saturday
28 JUN 2025
MARIETTA, SC 29661 weather forecast Day 2, 0 hours 2 AM 75° 75° Partly Cloudy 7%

0% Thunder
( 8% severe)
WSW   2 84% 70°
Low 72° MARIETTA, SC 29661 weather forecast Day 2, 3 hours 5 AM 73° 73° Clear WSW   2 90% 70°
High 92° MARIETTA, SC 29661 weather forecast Day 2, 6 hours 8 AM 74° 74° Partly Cloudy 9%

0% Thunder
( 14% severe)
W   2 87% 70°

Partly Cloudy

Rain Likely

MARIETTA, SC 29661 weather forecast Day 2, 9 hours 11 AM 85° 90° Partly Cloudy WSW   3 61% 70°
MARIETTA, SC 29661 weather forecast Day 2, 12 hours 2 PM 89° 94° Partly Cloudy 57%
RAIN
***
0% Thunder
( 65% severe)
SW   5 54% 70°
MARIETTA, SC 29661 weather forecast Day 2, 15 hours 5 PM 87° 91° Mostly Cloudy NW   6 55% 69°
MARIETTA, SC 29661 weather forecast Day 2, 18 hours 8 PM 82° 86° Partly Cloudy 28%
RAIN
.1–.25 in
0% Thunder
( 36% severe)
WSW   3 67% 70°
MARIETTA, SC 29661 weather forecast Day 2, 21 hours 11 PM 77° 79° Partly Cloudy W   2 79% 70°

GREENVILLE, SC extended weather forecast

BAD DAY
BAD DATE
BAD DAY
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Low 72° Low 72° Low 74° Low 74° Low 73°
High 92° High 92° High 90° High 87° High 87°
MARIETTA, SC 29661 weather forecast Day 3 MARIETTA, SC 29661 weather forecast Day 4 MARIETTA, SC 29661 weather forecast Day 5 MARIETTA, SC 29661 weather forecast Day 6 MARIETTA, SC 29661 weather forecast Day 7
Mostly Cloudy
71% Rain
Mostly Cloudy
59% Rain
Overcast
64% Rain
Overcast
64% Rain
Overcast
58% Rain
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