Heat Advisory — Johnson, GA, Emanuel, GA, Chattahoochee, GA, Marion, GA, Schley, GA, Macon, GA, Laurens, GA, Treutlen, GA, Stewart, GA, Webster, GA, Sumter, GA, Dooly, GA, Crisp, GA, Pulaski, GA, Wilcox, GA, Dodge, GA, Telfair, GA, Wheeler, GA, Montgomery, GA, Toombs, GA 7:00 PM

Sumter County, Georgia, United States

Last updated: 5:17 PM CDT  ·  Refresh
33°C
Feels like 39°
Partly Cloudy
▲ 34°  /  ▼ 23°
Wind
7 mph W
Humidity
60%
Dew Point
24°
Pressure
29.38 inHg
Visibility
9 mi
UV Index
5.2
Cloud Cover
48%
Sunrise
6:50 AM
Sunset
8:35 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Sumter County is currently partly cloudy at 33°C. Precipitation is likely — peak probability 70% around 7 PM. Atmospheric instability is elevated (CAPE up to 2925 J/kg) — isolated convective development possible. Sunrise: 6:50AM · Sunset: 8:35PM.

Alerts

Heat Advisory
Johnson, GA, Emanuel, GA, Chattahoochee, GA, Marion, GA, Schley, GA, Macon, GA, Laurens, GA, Treutlen, GA, Stewart, GA, Webster, GA, Sumter, GA, Dooly, GA, Crisp, GA, Pulaski, GA, Wilcox, GA, Dodge, GA, Telfair, GA, Wheeler, GA, Montgomery, GA, Toombs, GA
Expires 7:00 PM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
51%
7 PM
31°
70%
8 PM
29°
51%
9 PM
28°
33%
10 PM
26°
30%
11 PM
26°
30%
12 AM
26°
30%
1 AM
25°
28%
2 AM
25°
9%
3 AM
25°
6%
4 AM
24°
6%
5 AM
24°
6%
6 AM
23°
5%
7 AM
23°
3%
8 AM
23°
3%
9 AM
25°
8%
10 AM
27°
8%
11 AM
28°
18%
12 PM
29°
18%
1 PM
30°
19%
2 PM
31°
21%
3 PM
31°
27%
4 PM
31°
28%
5 PM
31°
28%
7-Day Forecast
Tonight
34° 23°
Partly Cloudy with a 51% chance of rain.
Thu
33° 23°
Mostly Clear with a 30% chance of rain.
Fri
35° 23°
Partly Cloudy.
Sat
33° 23°
Heavy Rain, 81% chance.
Sun
31° 22°
Rain, 90% chance.
Mon
31° 22°
Rain, 78% chance.
Tue
32° 22°
Drizzle, 67% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Partly Cloudy 51% 7 mph W 60%
7 PM 31° Mostly Cloudy 70% 8 mph W 65%
8 PM 29° Mostly Cloudy 51% 5 mph WSW 71%
9 PM 28° Partly Cloudy 33% 6 mph WSW 74%
10 PM 26° Partly Cloudy 30% 6 mph SW 76%
11 PM 26° Partly Cloudy 30% 5 mph WSW 77%
12 AM 26° Mostly Clear 30% 5 mph WSW 79%
1 AM 25° Mostly Clear 28% 4 mph WSW 81%
2 AM 25° Clear 9% 4 mph W 83%
3 AM 25° Mostly Clear 6% 4 mph WNW 85%
4 AM 24° Mostly Clear 6% 4 mph WNW 86%
5 AM 24° Clear 6% 4 mph NW 86%
6 AM 23° Clear 5% 4 mph NNW 85%
7 AM 23° Clear 3% 3 mph N 84%
8 AM 23° Clear 3% 4 mph NNE 80%
9 AM 25° Clear 8% 5 mph NE 72%
10 AM 27° Clear 8% 5 mph ENE 66%
11 AM 28° Clear 18% 5 mph ENE 60%
12 PM 29° Clear 18% 4 mph ENE 56%
1 PM 30° Mostly Clear 19% 3 mph NNE 52%
2 PM 31° Mostly Clear 21% 4 mph WNW 50%
3 PM 31° Mostly Clear 27% 4 mph NW 49%
4 PM 31° Mostly Clear 28% 4 mph NW 48%
5 PM 31° Mostly Clear 28% 4 mph NNW 48%
15-Day Forecast
Today
7/29
Partly Cloudy
51%
23°
34°
Thu
7/30
Mostly Clear
30%
23°
33°
Fri
7/31
Partly Cloudy
18%
23°
35°
Sat
8/1
Heavy Rain
81%
23°
33°
Sun
8/2
Rain
90%
22°
31°
Mon
8/3
Rain
78%
22°
31°
Tue
8/4
Drizzle
67%
22°
32°
Wed
8/5
Drizzle
60%
22°
33°
Thu
8/6
Drizzle
60%
23°
33°
Fri
8/7
Drizzle
60%
23°
33°
Sat
8/8
Drizzle
60%
22°
34°
Sun
8/9
Drizzle
60%
24°
34°
Mon
8/10
Drizzle
60%
24°
34°
Tue
8/11
Drizzle
60%
24°
34°
Wed
8/12
Drizzle
60%
24°
34°
56
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
56 AQI 11.9 µg/m³
O3
Ground-level ozone
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 56 Moderate 47 56
Fri 60 Moderate 46 60
Sat 63 Moderate 50 63
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 Wed Jul 29, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3028 J/kg
MLCAPE2908 J/kg
MUCAPE3282 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.4
Kinematics
0–6 km Shear19 kt
0–1 km Shear8 kt
Eff. Shear25 kt
0–1 km SRH-26
0–3 km SRH-30
Eff. SRH-30
Storm Motion266° @ 21 kt
0–1 km EHI-0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.7
Thermo & Levels
PWAT2.04 in
0–3 km LR6.8 °C/km
700–500 LR6.6 °C/km
Total Totals49.2
LCL870 hPa
LFC995 hPa
EL145 hPa
Freezing Lvl15,072 ft