MARIETTA, SC 29661 Weather Forecast & Current Conditions

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GREENVILLE, SC
Current Weather

11:53 PM EDT JUN 8, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 72°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: SW at 3 mph
Pressure: 30.20 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 AM CDT  6/ 8/2026
Monday
8 JUN 2026
MARIETTA, SC 29661 weather forecast Day 1, 12 hours 2 PM 85° 88° Mostly Cloudy 29%
RAIN
.5–1 in
0% Thunder
( 62% severe)
SSW   5 55% 67°
High 86° MARIETTA, SC 29661 weather forecast Day 1, 15 hours 5 PM 83° 86° Mostly Cloudy SSW   6 59% 67°
Mostly Cloudy

Chance of Rain

MARIETTA, SC 29661 weather forecast Day 1, 18 hours 8 PM 79° 81° Mostly Cloudy 19%
RAIN
<.01 in
0% Thunder
( 32% severe)
SW   7 69% 68°
MARIETTA, SC 29661 weather forecast Day 1, 21 hours 11 PM 74° 74° Mostly Cloudy W   3 87% 70°
Tuesday
9 JUN 2026
MARIETTA, SC 29661 weather forecast Day 2, 0 hours 2 AM 72° 72° Mostly Cloudy 28%
RAIN
<.01 in
0% Thunder
( 17% severe)
  CALM 93% 70°
Low 70° MARIETTA, SC 29661 weather forecast Day 2, 3 hours 5 AM 71° 71° Mostly Cloudy   CALM 93% 69°
High 79° MARIETTA, SC 29661 weather forecast Day 2, 6 hours 8 AM 70° 70° Mostly Cloudy 59%
RAIN
***
0% Thunder
( 26% severe)
SSE   2 97% 69°

Mostly Cloudy

Rain Likely

MARIETTA, SC 29661 weather forecast Day 2, 9 hours 11 AM 74° 74° Mostly Cloudy SSW   5 82% 68°
MARIETTA, SC 29661 weather forecast Day 2, 12 hours 2 PM 76° 77° Mostly Cloudy 49%
RAIN
***
0% Thunder
( 48% severe)
SSW   7 76% 68°
MARIETTA, SC 29661 weather forecast Day 2, 15 hours 5 PM 78° 80° Mostly Cloudy S   7 71% 68°
MARIETTA, SC 29661 weather forecast Day 2, 18 hours 8 PM 76° 77° Mostly Cloudy 11%
RAIN
.01–.1 in
0% Thunder
( 22% severe)
SW   6 76% 68°
MARIETTA, SC 29661 weather forecast Day 2, 21 hours 11 PM 71° 71° Mostly Cloudy WSW   3 93% 69°
Wednesday
10 JUN 2026
MARIETTA, SC 29661 weather forecast Day 3, 0 hours 2 AM 69° 69° Mostly Cloudy 3%

0% Thunder
( 12% severe)
SW   3 97% 68°
Low 68° MARIETTA, SC 29661 weather forecast Day 3, 3 hours 5 AM 69° 69° Mostly Cloudy SW   5 97% 68°
High 86° MARIETTA, SC 29661 weather forecast Day 3, 6 hours 8 AM 70° 70° Mostly Cloudy 7%

0% Thunder
( 19% severe)
SW   7 93% 68°

Partly Cloudy

Chance of Rain

MARIETTA, SC 29661 weather forecast Day 3, 9 hours 11 AM 79° 81° Partly Cloudy WSW   9 69% 68°
MARIETTA, SC 29661 weather forecast Day 3, 15 hours 2 PM 84° 87° Partly Cloudy 21%
RAIN
<.01 in
0% Thunder
( 68% severe)
SW   10 59% 68°
MARIETTA, SC 29661 weather forecast Day 3, 18 hours 5 PM 84° 87° Partly Cloudy SW   9 59% 68°
MARIETTA, SC 29661 weather forecast Day 3, 21 hours 8 PM 80° 83° Partly Cloudy     SW   7 69% 69°

GREENVILLE, SC extended weather forecast

Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Sunday
14 JUN 2026
Monday
15 JUN 2026
Low 73° Low 73° Low 75° Low 72° Low 72°
High 92° High 95° High 91° High 89° High 88°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
41% Rain
Mostly Cloudy
41% Rain
Mostly Cloudy
51% Rain
Overcast
49% Rain
Mostly Cloudy
44% Rain
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