Heat Advisory — Lincoln, GA, McDuffie, GA, Columbia, GA, Richmond, GA, Burke, GA, Chesterfield, SC, McCormick, SC, Newberry, SC, Fairfield, SC, Kershaw, SC, Edgefield, SC, Saluda, SC, Lexington, SC, Richland, SC, Lee, SC, Aiken, SC, Sumter, SC, Barnwell, SC, Calhoun, SC, Clarendon, SC, Bamberg, SC, Northern Lancaster, SC, Southern Lancaster, SC, Northwestern Orangeburg, SC, Central Orangeburg, SC, Southeastern Orangeburg, SC 7:00 PM

Barnwell County, South Carolina, United States

Last updated: 6:16 AM CDT  ·  Refresh
25°C
Feels like 28°
Partly Cloudy
▲ 35°  /  ▼ 23°
Wind
3 mph WSW
Humidity
84%
Dew Point
23°
Pressure
29.87 inHg
Visibility
7 mi
UV Index
1.9
Cloud Cover
32%
Sunrise
6:48 AM
Sunset
8:11 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Barnwell County is currently partly cloudy at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2074 J/kg) — isolated convective development possible. Sunrise: 6:48AM · Sunset: 8:11PM.

Alerts

Heat Advisory
Lincoln, GA, McDuffie, GA, Columbia, GA, Richmond, GA, Burke, GA, Chesterfield, SC, McCormick, SC, Newberry, SC, Fairfield, SC, Kershaw, SC, Edgefield, SC, Saluda, SC, Lexington, SC, Richland, SC, Lee, SC, Aiken, SC, Sumter, SC, Barnwell, SC, Calhoun, SC, Clarendon, SC, Bamberg, SC, Northern Lancaster, SC, Southern Lancaster, SC, Northwestern Orangeburg, SC, Central Orangeburg, SC, Southeastern Orangeburg, SC
Expires 7:00 PM
39 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
11%
8 AM
24°
27%
9 AM
26°
27%
10 AM
28°
20%
11 AM
30°
20%
12 PM
31°
20%
1 PM
32°
20%
2 PM
34°
21%
3 PM
34°
29%
4 PM
35°
36%
5 PM
34°
48%
6 PM
33°
49%
7 PM
32°
49%
8 PM
30°
40%
9 PM
29°
34%
10 PM
28°
34%
11 PM
27°
35%
12 AM
27°
35%
1 AM
26°
33%
2 AM
26°
17%
3 AM
25°
20%
4 AM
25°
20%
5 AM
25°
11%
6 AM
23°
11%
7-Day Forecast
Today
35° 23°
Partly Cloudy with a 49% chance of rain.
Sun
37° 23°
Mostly Cloudy with a 49% chance of rain.
Mon
40° 22°
Partly Cloudy.
Tue
38° 24°
Clear with a 40% chance of rain.
Wed
38° 22°
Drizzle, 52% chance.
Thu
39° 22°
Rain, 52% chance.
Fri
36° 23°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 25° Partly Cloudy 11% 3 mph WSW 84%
8 AM 24° Partly Cloudy 27% 4 mph W 80%
9 AM 26° Partly Cloudy 27% 5 mph W 73%
10 AM 28° Mostly Clear 20% 5 mph W 67%
11 AM 30° Mostly Clear 20% 5 mph W 61%
12 PM 31° Mostly Clear 20% 5 mph W 58%
1 PM 32° Mostly Clear 20% 5 mph WSW 54%
2 PM 34° Mostly Clear 21% 5 mph W 50%
3 PM 34° Mostly Clear 29% 5 mph W 48%
4 PM 35° Partly Cloudy 36% 5 mph WNW 46%
5 PM 34° Partly Cloudy 48% 4 mph WNW 47%
6 PM 33° Partly Cloudy 49% 3 mph NW 53%
7 PM 32° Partly Cloudy 49% 3 mph NNE 60%
8 PM 30° Partly Cloudy 40% 3 mph SSE 66%
9 PM 29° Mostly Cloudy 34% 3 mph S 70%
10 PM 28° Mostly Cloudy 34% 4 mph S 72%
11 PM 27° Mostly Cloudy 35% 4 mph SSW 76%
12 AM 27° Mostly Cloudy 35% 4 mph SSW 79%
1 AM 26° Overcast 33% 4 mph SW 83%
2 AM 26° Overcast 17% 4 mph SW 86%
3 AM 25° Overcast 20% 4 mph SW 87%
4 AM 25° Overcast 20% 3 mph SW 88%
5 AM 25° Overcast 11% 3 mph SW 89%
6 AM 23° Overcast 11% 3 mph SW 88%
15-Day Forecast
Today
8/15
Partly Cloudy
49%
23°
35°
Sun
8/16
Mostly Cloudy
49%
23°
37°
Mon
8/17
Partly Cloudy
18%
22°
40°
Tue
8/18
Clear
40%
24°
38°
Wed
8/19
Drizzle
52%
22°
38°
Thu
8/20
Rain
52%
22°
39°
Fri
8/21
Drizzle
53%
23°
36°
Sat
8/22
Rain
73%
21°
36°
Sun
8/23
Rain
73%
20°
34°
Mon
8/24
Rain
72%
19°
33°
Tue
8/25
Rain
66%
22°
35°
Wed
8/26
Drizzle
60%
23°
34°
Thu
8/27
Drizzle
60%
23°
34°
Fri
8/28
Drizzle
60%
23°
34°
Sat
8/29
Drizzle
60%
23°
33°
39
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
39 AQI 7.2 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 39 Good 38 39
Sun 38 Good 37 38
Mon 51 Moderate 40 51
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 Sat Aug 15, 10:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE274 J/kg
MLCAPE145 J/kg
MUCAPE405 J/kg
SBCIN-241 J/kg
MLCIN-207 J/kg
Lifted Index-1.9
Kinematics
0–6 km Shear7 kt
0–1 km Shear7 kt
Eff. Shear6 kt
0–1 km SRH-17
0–3 km SRH6
Eff. SRH6
Storm Motion245° @ 19 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.1
Thermo & Levels
PWAT2.23 in
0–3 km LR4.8 °C/km
700–500 LR5.5 °C/km
Total Totals46.3
LCL981 hPa
LFC733 hPa
EL335 hPa
Freezing Lvl15,906 ft