Severe Thunderstorm Warning — Georgetown County, SC, Williamsburg County, SC 5:15 PM Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM Heat Advisory — Columbus, NC, Inland Pender, NC, Coastal Pender, NC, Inland New Hanover, NC, Coastal New Hanover, NC, Inland Brunswick, NC, Coastal Brunswick, NC, Coastal Horry, SC, Inland Georgetown, SC, Coastal Georgetown, SC, Central Horry, SC, Northern Horry, SC 7:00 PM

Georgetown County, South Carolina, United States

Last updated: 5:11 PM CDT  ·  Refresh
32°C
Feels like 38°
Mostly Clear
▲ 33°  /  ▼ 24°
Wind
8 mph S
Humidity
66%
Dew Point
24°
Pressure
29.91 inHg
Visibility
10 mi
UV Index
4.7
Cloud Cover
24%
Sunrise
6:44 AM
Sunset
7:56 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Georgetown County is currently mostly clear at 32°C. Precipitation is likely — peak probability 80% around 6 PM. Atmospheric instability is elevated (CAPE up to 2454 J/kg) — isolated convective development possible. Sunrise: 6:44AM · Sunset: 7:56PM.

Alerts

Severe Thunderstorm Warning
Georgetown County, SC, Williamsburg County, SC
Expires 5:15 PM
Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
Heat Advisory
Columbus, NC, Inland Pender, NC, Coastal Pender, NC, Inland New Hanover, NC, Coastal New Hanover, NC, Inland Brunswick, NC, Coastal Brunswick, NC, Coastal Horry, SC, Inland Georgetown, SC, Coastal Georgetown, SC, Central Horry, SC, Northern Horry, SC
Expires 7:00 PM
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
38%
7 PM
30°
43%
8 PM
28°
43%
9 PM
27°
42%
10 PM
26°
57%
11 PM
26°
41%
12 AM
26°
41%
1 AM
26°
30%
2 AM
26°
33%
3 AM
26°
38%
4 AM
25°
42%
5 AM
25°
42%
6 AM
24°
49%
7 AM
24°
58%
8 AM
24°
56%
9 AM
26°
59%
10 AM
27°
65%
11 AM
28°
49%
12 PM
29°
61%
1 PM
30°
65%
2 PM
31°
70%
3 PM
31°
75%
4 PM
30°
75%
5 PM
29°
79%
7-Day Forecast
Tonight
33° 24°
Mostly Clear with a 42% chance of rain.
Sat
33° 24°
Mostly Cloudy with a 79% chance of rain.
Sun
33° 24°
Partly Cloudy with a 51% chance of rain.
Mon
33° 23°
Partly Cloudy with a 53% chance of rain.
Tue
30° 23°
Rain, 71% chance.
Wed
31° 22°
Heavy Rain, 83% chance.
Thu
31° 24°
Rain, 83% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Mostly Clear 38% 8 mph S 66%
7 PM 30° Mostly Cloudy 43% 6 mph SSE 74%
8 PM 28° Mostly Cloudy 43% 8 mph SSE 81%
9 PM 27° Mostly Cloudy 42% 5 mph NW 85%
10 PM 26° Mostly Cloudy 57% 6 mph NNE 87%
11 PM 26° Mostly Cloudy 41% 5 mph ENE 89%
12 AM 26° Mostly Cloudy 41% 5 mph ESE 89%
1 AM 26° Mostly Cloudy 30% 4 mph SE 88%
2 AM 26° Mostly Cloudy 33% 4 mph SE 89%
3 AM 26° Mostly Cloudy 38% 4 mph SSE 89%
4 AM 25° Mostly Cloudy 42% 4 mph SSE 89%
5 AM 25° Partly Cloudy 42% 5 mph S 89%
6 AM 24° Mostly Cloudy 49% 4 mph S 88%
7 AM 24° Mostly Cloudy 58% 4 mph SSW 88%
8 AM 24° Mostly Cloudy 56% 4 mph SSW 86%
9 AM 26° Mostly Cloudy 59% 4 mph SW 80%
10 AM 27° Mostly Cloudy 65% 5 mph SW 73%
11 AM 28° Mostly Cloudy 49% 5 mph SW 67%
12 PM 29° Mostly Cloudy 61% 5 mph SW 62%
1 PM 30° Mostly Cloudy 65% 5 mph SW 58%
2 PM 31° Mostly Cloudy 70% 5 mph SW 56%
3 PM 31° Mostly Cloudy 75% 4 mph SSW 60%
4 PM 30° Mostly Cloudy 75% 5 mph SSW 64%
5 PM 29° Mostly Cloudy 79% 6 mph S 68%
15-Day Forecast
Today
8/21
Mostly Clear
42%
24°
33°
Sat
8/22
Mostly Cloudy
79%
24°
33°
Sun
8/23
Partly Cloudy
51%
24°
33°
Mon
8/24
Partly Cloudy
53%
23°
33°
Tue
8/25
Rain
71%
23°
30°
Wed
8/26
Heavy Rain
83%
22°
31°
Thu
8/27
Rain
83%
24°
31°
Fri
8/28
Rain
66%
22°
31°
Sat
8/29
Drizzle
54%
23°
29°
Sun
8/30
Drizzle
54%
22°
31°
Mon
8/31
Drizzle
60%
21°
31°
Tue
9/1
Drizzle
60%
24°
32°
Wed
9/2
Drizzle
60%
24°
31°
Thu
9/3
Drizzle
60%
23°
31°
Fri
9/4
Drizzle
60%
23°
30°
51
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
51 AQI 9.1 µg/m³
O3
Ground-level ozone
46 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 51 Moderate 46 51
Sun 40 Good 40 38
Mon 43 Good 43 43
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Aug 21, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3224 J/kg
MLCAPE2803 J/kg
MUCAPE3224 J/kg
SBCIN-45 J/kg
MLCIN-29 J/kg
Lifted Index-7.7
Kinematics
0–6 km Shear12 kt
0–1 km Shear7 kt
Eff. Shear9 kt
0–1 km SRH26
0–3 km SRH51
Eff. SRH51
Storm Motion272° @ 15 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.2
Thermo & Levels
PWAT2.32 in
0–3 km LR7.1 °C/km
700–500 LR5.9 °C/km
Total Totals50.3
LCL911 hPa
LFC859 hPa
EL140 hPa
Freezing Lvl15,259 ft