Heat Advisory — Inland Bryan, GA, Inland Chatham, GA, Inland Liberty, GA, Dorchester, SC, Inland Jasper, SC 7:00 PM Extreme Heat Watch 7:00 PM

Dorchester County, South Carolina, United States

Last updated: 9:48 AM CDT  ·  Refresh
30°C
Feels like 34°
Clear
▲ 37°  /  ▼ 24°
Wind
5 mph W
Humidity
64%
Dew Point
24°
Pressure
29.93 inHg
Visibility
10 mi
UV Index
8.3
Cloud Cover
3%
Sunrise
6:45 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Dorchester County is currently clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2457 J/kg) — isolated convective development possible. Sunrise: 6:45AM · Sunset: 8:04PM.

Alerts

Heat Advisory
Inland Bryan, GA, Inland Chatham, GA, Inland Liberty, GA, Dorchester, SC, Inland Jasper, SC
Expires 7:00 PM
Extreme Heat Watch
Expires 7:00 PM
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
3%
11 AM
32°
14%
12 PM
33°
14%
1 PM
34°
7%
2 PM
35°
3%
3 PM
36°
3%
4 PM
36°
3%
5 PM
34°
3%
6 PM
33°
3%
7 PM
32°
3%
8 PM
30°
3%
9 PM
29°
3%
10 PM
28°
3%
11 PM
28°
3%
12 AM
27°
3%
1 AM
27°
3%
2 AM
27°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
29°
3%
7-Day Forecast
Today
37° 24°
Mostly Clear.
Tue
38° 24°
Mostly Clear with a 25% chance of rain.
Wed
37° 24°
Mostly Cloudy with a 31% chance of rain.
Thu
37° 23°
Partly Cloudy with a 37% chance of rain.
Fri
36° 23°
Drizzle, 51% chance.
Sat
33° 23°
Rain, 90% chance.
Sun
31° 19°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Clear 3% 5 mph W 64%
11 AM 32° Mostly Clear 14% 5 mph W 57%
12 PM 33° Mostly Clear 14% 4 mph W 53%
1 PM 34° Partly Cloudy 7% 4 mph W 48%
2 PM 35° Partly Cloudy 3% 5 mph WSW 47%
3 PM 36° Partly Cloudy 3% 5 mph WSW 46%
4 PM 36° Mostly Clear 3% 6 mph WSW 45%
5 PM 34° Mostly Clear 3% 5 mph SW 49%
6 PM 33° Clear 3% 5 mph SW 55%
7 PM 32° Clear 3% 5 mph SSW 62%
8 PM 30° Clear 3% 5 mph S 66%
9 PM 29° Clear 3% 5 mph S 69%
10 PM 28° Clear 3% 5 mph SSW 71%
11 PM 28° Clear 3% 5 mph SSW 73%
12 AM 27° Mostly Clear 3% 5 mph SSW 74%
1 AM 27° Mostly Clear 3% 5 mph SSW 75%
2 AM 27° Partly Cloudy 3% 5 mph SSW 75%
3 AM 27° Partly Cloudy 3% 5 mph SW 74%
4 AM 27° Partly Cloudy 3% 5 mph SW 73%
5 AM 24° Partly Cloudy 3% 5 mph WSW 72%
6 AM 24° Partly Cloudy 3% 5 mph WSW 73%
7 AM 24° Partly Cloudy 3% 5 mph WSW 73%
8 AM 26° Partly Cloudy 3% 5 mph W 69%
9 AM 29° Mostly Clear 3% 6 mph W 64%
15-Day Forecast
Today
8/17
Mostly Clear
7%
24°
37°
Tue
8/18
Mostly Clear
25%
24°
38°
Wed
8/19
Mostly Cloudy
31%
24°
37°
Thu
8/20
Partly Cloudy
37%
23°
37°
Fri
8/21
Drizzle
51%
23°
36°
Sat
8/22
Rain
90%
23°
33°
Sun
8/23
Rain
63%
19°
31°
Mon
8/24
Rain
69%
19°
33°
Tue
8/25
Rain
68%
21°
34°
Wed
8/26
Drizzle
68%
22°
33°
Thu
8/27
Drizzle
60%
21°
33°
Fri
8/28
Drizzle
60%
23°
32°
Sat
8/29
Drizzle
60%
23°
31°
Sun
8/30
Drizzle
60%
22°
31°
Mon
8/31
Drizzle
60%
22°
31°
57
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
57 AQI 12.4 µg/m³
O3
Ground-level ozone
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 57 Moderate 33 57
Wed 58 Moderate 33 58
Thu 55 Moderate 40 55
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 Mon Aug 17, 13:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2004 J/kg
MLCAPE1445 J/kg
MUCAPE2004 J/kg
SBCIN-71 J/kg
MLCIN-80 J/kg
Lifted Index-4.7
Kinematics
0–6 km Shear9 kt
0–1 km Shear8 kt
Eff. Shear11 kt
0–1 km SRH34
0–3 km SRH16
Eff. SRH16
Storm Motion37° @ 10 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.6
Thermo & Levels
PWAT2.11 in
0–3 km LR6.1 °C/km
700–500 LR5.7 °C/km
Total Totals45.7
LCL924 hPa
LFC826 hPa
EL137 hPa
Freezing Lvl16,637 ft