Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM

Darlington County, South Carolina, United States

Last updated: 4:05 PM CDT  ·  Refresh
31°C
Feels like 38°
Mostly Cloudy
▲ 32°  /  ▼ 21°
Wind
5 mph NE
Humidity
76%
Dew Point
23°
Pressure
29.76 inHg
Visibility
10 mi
UV Index
5.6
Cloud Cover
60%
Sunrise
6:45 AM
Sunset
7:59 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Darlington County is currently mostly cloudy at 30°C. Precipitation is likely — peak probability 90% around 10 PM. Atmospheric instability is elevated (CAPE up to 2029 J/kg) — isolated convective development possible. Sunrise: 6:45AM · Sunset: 7:59PM.

54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
50%
6 PM
30°
71%
7 PM
28°
83%
8 PM
26°
73%
9 PM
24°
84%
10 PM
23°
90%
11 PM
23°
82%
12 AM
23°
81%
1 AM
23°
72%
2 AM
23°
33%
3 AM
22°
28%
4 AM
22°
28%
5 AM
22°
28%
6 AM
21°
37%
7 AM
21°
36%
8 AM
21°
36%
9 AM
22°
38%
10 AM
24°
42%
11 AM
24°
52%
12 PM
26°
52%
1 PM
27°
66%
2 PM
29°
66%
3 PM
29°
69%
4 PM
31°
67%
7-Day Forecast
Today
32° 21°
Mostly Cloudy with a 82% chance of rain.
Sat
33° 21°
Rain, 56% chance.
Sun
33° 21°
Clear.
Mon
33° 19°
Mostly Cloudy with a 60% chance of rain.
Tue
31° 21°
Clear with a 51% chance of rain.
Wed
32° 19°
Heavy Rain, 82% chance.
Thu
31° 22°
Heavy Rain, 82% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Cloudy 50% 5 mph NE 76%
6 PM 30° Partly Cloudy 71% 5 mph ENE 83%
7 PM 28° Overcast 83% 7 mph ENE 87%
8 PM 26° Overcast 73% 12 mph E 90%
9 PM 24° Heavy Rain 84% 10 mph ENE 91%
10 PM 23° Heavy Rain 90% 4 mph ENE 92%
11 PM 23° Heavy Rain 82% 6 mph NNW 93%
12 AM 23° Thunderstorm 81% 3 mph NNW 94%
1 AM 23° Overcast 72% 4 mph E 94%
2 AM 23° Overcast 33% 4 mph ESE 95%
3 AM 22° Mostly Cloudy 28% 3 mph E 95%
4 AM 22° Mostly Cloudy 28% 3 mph E 95%
5 AM 22° Mostly Cloudy 28% 2 mph SSW 95%
6 AM 21° Mostly Cloudy 37% 2 mph E 94%
7 AM 21° Mostly Cloudy 36% 1 mph NE 93%
8 AM 21° Mostly Cloudy 36% 2 mph E 92%
9 AM 22° Mostly Cloudy 38% 2 mph E 88%
10 AM 24° Mostly Cloudy 42% 2 mph W 83%
11 AM 24° Partly Cloudy 52% 2 mph W 79%
12 PM 26° Mostly Cloudy 52% 2 mph WSW 75%
1 PM 27° Mostly Cloudy 66% 3 mph WSW 71%
2 PM 29° Rain 66% 4 mph SW 67%
3 PM 29° Rain 69% 4 mph SW 67%
4 PM 31° Rain 67% 4 mph WSW 66%
15-Day Forecast
Today
8/21
Mostly Cloudy
82%
21°
32°
Sat
8/22
Rain
56%
21°
33°
Sun
8/23
Clear
19%
21°
33°
Mon
8/24
Mostly Cloudy
60%
19°
33°
Tue
8/25
Clear
51%
21°
31°
Wed
8/26
Heavy Rain
82%
19°
32°
Thu
8/27
Heavy Rain
82%
22°
31°
Fri
8/28
Drizzle
72%
20°
33°
Sat
8/29
Drizzle
44%
22°
31°
Sun
8/30
Rain
68%
21°
34°
Mon
8/31
Drizzle
60%
24°
34°
Tue
9/1
Drizzle
60%
23°
34°
Wed
9/2
Drizzle
60%
23°
33°
Thu
9/3
Drizzle
60%
22°
33°
Fri
9/4
Drizzle
60%
22°
32°
54
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
54 AQI 10.5 µg/m³
O3
Ground-level ozone
48 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 54 Moderate 48 54
Sun 38 Good 38 37
Mon 48 Good 37 48
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, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2733 J/kg
MLCAPE2198 J/kg
MUCAPE2733 J/kg
SBCIN-9 J/kg
MLCIN-34 J/kg
Lifted Index-6.8
Kinematics
0–6 km Shear17 kt
0–1 km Shear4 kt
Eff. Shear17 kt
0–1 km SRH25
0–3 km SRH49
Eff. SRH49
Storm Motion277° @ 19 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.8
Thermo & Levels
PWAT2.29 in
0–3 km LR7.2 °C/km
700–500 LR5.6 °C/km
Total Totals49.9
LCL908 hPa
LFC862 hPa
EL149 hPa
Freezing Lvl14,272 ft