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

Calhoun County, South Carolina, 29135, United States

Last updated: 7:25 AM CDT  ·  Refresh
27°C
Feels like 29°
Mostly Clear
▲ 36°  /  ▼ 23°
Wind
4 mph W
Humidity
77%
Dew Point
23°
Pressure
29.83 inHg
Visibility
10 mi
UV Index
4.7
Cloud Cover
24%
Sunrise
6:45 AM
Sunset
8:09 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Calhoun County is currently mostly clear at 27°C. Precipitation is likely — peak probability 58% around 9 PM. Atmospheric instability is elevated (CAPE up to 2041 J/kg) — isolated convective development possible. Sunrise: 6:45AM · Sunset: 8:09PM.

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
36 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
11%
9 AM
28°
27%
10 AM
30°
20%
11 AM
32°
31%
12 PM
33°
30%
1 PM
34°
29%
2 PM
35°
32%
3 PM
34°
35%
4 PM
33°
48%
5 PM
34°
56%
6 PM
33°
56%
7 PM
32°
52%
8 PM
31°
49%
9 PM
28°
57%
10 PM
27°
48%
11 PM
27°
40%
12 AM
26°
38%
1 AM
26°
30%
2 AM
26°
20%
3 AM
25°
26%
4 AM
25°
22%
5 AM
23°
11%
6 AM
23°
11%
7 AM
23°
9%
7-Day Forecast
Today
36° 23°
Partly Cloudy with a 56% chance of rain.
Sun
37° 23°
Partly Cloudy with a 44% chance of rain.
Mon
40° 23°
Partly Cloudy.
Tue
38° 24°
Clear with a 27% chance of rain.
Wed
38° 22°
Drizzle, 52% chance.
Thu
39° 23°
Rain, 70% chance.
Fri
35° 23°
Drizzle, 90% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Mostly Clear 11% 4 mph W 77%
9 AM 28° Mostly Clear 27% 4 mph W 66%
10 AM 30° Mostly Clear 20% 4 mph W 61%
11 AM 32° Mostly Clear 31% 4 mph W 56%
12 PM 33° Mostly Clear 30% 4 mph W 52%
1 PM 34° Mostly Clear 29% 4 mph WSW 48%
2 PM 35° Partly Cloudy 32% 4 mph WSW 49%
3 PM 34° Partly Cloudy 35% 3 mph W 54%
4 PM 33° Partly Cloudy 48% 5 mph NNW 59%
5 PM 34° Mostly Cloudy 56% 5 mph NNE 62%
6 PM 33° Mostly Cloudy 56% 4 mph NE 63%
7 PM 32° Mostly Cloudy 52% 2 mph SSE 65%
8 PM 31° Mostly Cloudy 49% 3 mph SSE 68%
9 PM 28° Mostly Cloudy 57% 3 mph SSE 73%
10 PM 27° Mostly Cloudy 48% 3 mph SSE 76%
11 PM 27° Mostly Cloudy 40% 4 mph S 79%
12 AM 26° Mostly Cloudy 38% 3 mph SSW 83%
1 AM 26° Rain 30% 3 mph SSW 86%
2 AM 26° Rain 20% 3 mph SW 89%
3 AM 25° Mostly Cloudy 26% 3 mph SW 90%
4 AM 25° Mostly Cloudy 22% 3 mph WSW 90%
5 AM 23° Partly Cloudy 11% 3 mph WSW 90%
6 AM 23° Partly Cloudy 11% 2 mph WSW 89%
7 AM 23° Mostly Cloudy 9% 2 mph SW 88%
15-Day Forecast
Today
8/15
Partly Cloudy
56%
23°
36°
Sun
8/16
Partly Cloudy
44%
23°
37°
Mon
8/17
Partly Cloudy
15%
23°
40°
Tue
8/18
Clear
27%
24°
38°
Wed
8/19
Drizzle
52%
22°
38°
Thu
8/20
Rain
70%
23°
39°
Fri
8/21
Drizzle
90%
23°
35°
Sat
8/22
Rain
83%
21°
36°
Sun
8/23
Rain
90%
20°
34°
Mon
8/24
Rain
68%
20°
32°
Tue
8/25
Drizzle
66%
21°
34°
Wed
8/26
Drizzle
60%
23°
34°
Thu
8/27
Drizzle
60%
23°
33°
Fri
8/28
Drizzle
60%
23°
33°
Sat
8/29
Drizzle
60%
23°
33°
36
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
36 AQI 6.5 µg/m³
O3
Ground-level ozone
33 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 36 Good 33 36
Mon 42 Good 36 42
Tue 52 Moderate 30 52
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, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE513 J/kg
MLCAPE314 J/kg
MUCAPE513 J/kg
SBCIN-207 J/kg
MLCIN-180 J/kg
Lifted Index-2.6
Kinematics
0–6 km Shear11 kt
0–1 km Shear4 kt
Eff. Shear11 kt
0–1 km SRH-1
0–3 km SRH15
Eff. SRH15
Storm Motion253° @ 17 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.3
Thermo & Levels
PWAT2.16 in
0–3 km LR5.4 °C/km
700–500 LR5.6 °C/km
Total Totals45.6
LCL947 hPa
LFC738 hPa
EL221 hPa
Freezing Lvl15,712 ft