Round O, SC Weather Forecast & Current Conditions

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Round O Weather Map
UTC Time: 9/21/2026, 11:55
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Round O, SC Regional Weather

Expires:202609211200;;815829
ASUS42 KCHS 211125
RWRCHS

Regional Weather Roundup
National Weather Service Charleston SC
700 AM EDT MON SEP 21 2026

NOTE: "fair" indicates few or no clouds below 12,000 feet with no
significant weather and/or obstructions to visibility.

Not all stations are quality controlled. Use data with caution,
especially dewpoint observations.


SCZ027-030-031-034>040-042>045-147>150-211200-
...Southeast South Carolina...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
N Charleston   PTCLDY    74  74 100 N5        29.95R                  
Waterfront Prk   N/A     78  75  90 N6        29.80R                  
Mount Pleasant   N/A     73  73 100 CALM      29.95S FOG              
Johns Island   PTCLDY    75  75 100 CALM      29.96R                  
Edisto Beach     N/A     77  73  88 CALM      29.93R                  
Pinopolis        N/A     77  75  94 VRB3        N/A                   
Moncks Corner  CLOUDY    70  70 100 CALM      29.96R                  
Summerville    MOCLDY    72  72 100 CALM      29.95R FOG              
Ridgeland      FOG       73  73 100 CALM      29.95R VSB 1/2          
Beaufort MCAS  CLOUDY    76  75  97 CALM      29.95S THUNDER FOG      
Beaufort Arpt  NOT AVBL                                               
Hilton Head Is MOCLDY    77  77 100 N7        29.95S                  
Walterboro     FOG       72  72 100 CALM      29.98R VSB 1            
Allendale      MOCLDY    70  70 100 CALM      29.96R                  

...Southern Midlands and Pee Dee...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Georgetown     CLEAR     70  70 100 CALM      29.97R                  
Kingstree      CLOUDY    68  64  88 CALM      29.97S FOG              
Orangeburg     FOG       70  70 100 CALM      29.98R VSB 1/4          
Barnwell       CLEAR     70  70 100 CALM      29.97S FOG              
Aiken          CLEAR     70  69  97 CALM      30.00R                  
Manning        CLEAR     72  72 100 CALM      29.97S                  
Columbia       PTCLDY    70  69  97 CALM      29.96S                  
Sumter         PTCLDY    70  68  94 CALM      29.95R                  
Florence       PTCLDY    67  65  93 CALM      29.97R                  
Myrtle Beach     N/A     72  71  97 NW5       29.97R                  
N Myrtle Beach CLEAR     70  70 100 N5        29.95R                  

$$
 

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Round O, SC

Today
Thunderstorms
90°/ 70° 32°/ 21°
20%
Tuesday
Thunderstorms
90°/ 70° 32°/ 21°
50%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
50%
Thursday
Thunderstorms
78°/ 60° 26°/ 16°
20%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs around 90. Northeast winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy with a slight chance of showers and thunderstorms. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Saint George, SC

Today
Thunderstorms
92°/ 70° 33°/ 21°
20%
Tuesday
Thunderstorms
90°/ 70° 32°/ 21°
50%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
50%
Thursday
Partly Cloudy
78°/ 60° 26°/ 16°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy with a slight chance of showers and thunderstorms. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Charleston, SC

Today
Thunderstorms
88°/ 72° 31°/ 22°
50%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
50%
Wednesday
Thunderstorms
85°/ 68° 29°/ 20°
60%
Thursday
Thunderstorms
80°/ 62° 27°/ 17°
20%
Friday
Sunny
78°/ 60° 26°/ 16°
0%
Saturday
Sunny
78°/ 62° 26°/ 17°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly sunny with a slight chance of showers. A slight chance of thunderstorms this afternoon. Highs in the upper 80s. Northeast winds around 5 mph, becoming east this afternoon. Chance of rain 20 percent.

Night: Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 70s. East winds around 5 mph in the evening, becoming light and variable. Chance of rain 50 percent.

Goose Creek, SC

Today
Thunderstorms
85°/ 70° 29°/ 21°
20%
Tuesday
Thunderstorms
88°/ 68° 31°/ 20°
50%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
50%
Thursday
Thunderstorms
78°/ 60° 26°/ 16°
20%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs around 90, except in the mid 80s near Lake Moultrie. Light and variable winds, becoming east around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Hampton, SC

Today
Thunderstorms
90°/ 70° 32°/ 21°
20%
Tuesday
Thunderstorms
90°/ 70° 32°/ 21°
50%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
50%
Thursday
Partly Cloudy
78°/ 60° 26°/ 16°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs around 90. Light and variable winds, becoming east around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Beaufort, SC

Today
Thunderstorms
85°/ 75° 29°/ 24°
20%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
50%
Wednesday
Thunderstorms
85°/ 70° 29°/ 21°
70%
Thursday
Sunny
82°/ 65° 28°/ 18°
0%
Friday
Sunny
78°/ 62° 26°/ 17°
0%
Saturday
Sunny
82°/ 65° 28°/ 18°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs around 90, except in the mid 80s near the coast. Northeast winds around 5 mph, becoming east this afternoon. Chance of rain 20 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Holly Hill, SC

Today
Sunny
92°/ 70° 33°/ 21°
0%
Tuesday
Thunderstorms
92°/ 70° 33°/ 21°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
50%
Thursday
Partly Cloudy
78°/ 60° 26°/ 16°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Northeast winds around 5 mph.

Night: Partly cloudy. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable.

Bamberg, SC

Today
Thunderstorms
92°/ 70° 33°/ 21°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
50%
Thursday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Light and variable winds, becoming east around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Ridgeland, SC

Today
Thunderstorms
88°/ 72° 31°/ 22°
20%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
50%
Wednesday
Thunderstorms
85°/ 68° 29°/ 20°
60%
Thursday
Sunny
80°/ 62° 27°/ 17°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs in the upper 80s. North winds around 5 mph, becoming east around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Edisto Beach, SC

Today
Thunderstorms
88°/ 72° 31°/ 22°
20%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
60%
Wednesday
Thunderstorms
85°/ 68° 29°/ 20°
60%
Thursday
Partly Cloudy
82°/ 62° 28°/ 17°
0%
Friday
Sunny
78°/ 60° 26°/ 16°
0%
Saturday
Sunny
82°/ 62° 28°/ 17°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs in the upper 80s. North winds around 5 mph, becoming east this afternoon. Chance of rain 20 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Orangeburg, SC

Today
Sunny
92°/ 70° 33°/ 21°
0%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Northeast winds around 5 mph.

Night: Partly cloudy. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable.

Daniel Island, SC

Today
Thunderstorms
90°/ 72° 32°/ 22°
40%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Wednesday
Thunderstorms
85°/ 68° 29°/ 20°
50%
Thursday
Thunderstorms
80°/ 62° 27°/ 17°
20%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 60° 27°/ 16°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny with a slight chance of showers. A slight chance of thunderstorms this afternoon. Highs around 90. Northeast winds around 5 mph, becoming east around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. East winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent.

Allendale, SC

Today
Sunny
90°/ 68° 32°/ 20°
20%
Tuesday
Thunderstorms
90°/ 68° 32°/ 20°
40%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
50%
Thursday
Partly Cloudy
78°/ 60° 26°/ 16°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
78°/ 58° 26°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny. Highs around 90. Light and variable winds, becoming east around 5 mph this afternoon.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Saint Matthews, SC

Today
Sunny
92°/ 70° 33°/ 21°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Partly Cloudy
75°/ 58° 24°/ 14°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Manning, SC

Today
Sunny
92°/ 68° 33°/ 20°
0%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Rain Showers
78°/ 58° 26°/ 14°
30%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
78°/ 58° 26°/ 14°
0%
Sunday
Sunny
80°27°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Light and variable winds, becoming east around 5 mph this afternoon.

Night: Partly cloudy. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable.

Barnwell, SC

Today
Sunny
92°/ 68° 33°/ 20°
0%
Tuesday
Sunny
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
50%
Thursday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Light and variable winds, becoming east around 5 mph this afternoon.

Night: Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable.

Rincon, GA

Today
Thunderstorms
90°/ 70° 32°/ 21°
20%
Tuesday
Thunderstorms
90°/ 70° 32°/ 21°
50%
Wednesday
Thunderstorms
88°/ 65° 31°/ 18°
70%
Thursday
Sunny
82°/ 62° 28°/ 17°
0%
Friday
Sunny
80°/ 58° 27°/ 14°
0%
Saturday
Sunny
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs around 90. North winds around 5 mph, becoming east around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

North, SC

Today
Sunny
92°/ 70° 33°/ 21°
20%
Tuesday
Sunny
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Kingstree, SC

Tonight
Cloudy
70°21°
0%
Monday
Thunderstorms
92°/ 68° 33°/ 20°
20%
Tuesday
Thunderstorms
90°/ 68° 32°/ 20°
50%
Wed-Wed Night
Rain Showers
82°28°
50%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
30%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Clear
55°13°
0%
Sunday
Clear
55°13°
0%

Night: Partly cloudy. Patchy fog. Near steady temperature around 70. Light and variable winds.

Sumter, SC

Today
Sunny
92°/ 70° 33°/ 21°
0%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
60%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
40%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
82°28°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. East winds around 5 mph.

Night: Partly cloudy. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable.

Names listed above may include county names.

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