Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM Areal Flood Advisory — Fairfield County, SC 5:45 PM Flood Advisory — Fairfield County, SC, Newberry County, SC 6:15 PM

Fairfield County, South Carolina, United States

Last updated: 4:13 PM CDT  ·  Refresh
28°C
Feels like 30°
Thunderstorm
▲ 32°  /  ▼ 20°
Wind
4 mph SSW
Humidity
61%
Dew Point
21°
Pressure
29.48 inHg
Visibility
5 mi
UV Index
2.8
Cloud Cover
92%
Sunrise
6:49 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Fairfield County is currently thunderstorm at 28°C. Precipitation is likely — peak probability 84% around 7 PM. Atmospheric instability is elevated (CAPE up to 1395 J/kg) — isolated convective development possible. Sunrise: 6:49AM · Sunset: 8:04PM.

Alerts

Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
Areal Flood Advisory
Fairfield County, SC
Expires 5:45 PM
Flood Advisory
Fairfield County, SC, Newberry County, SC
Expires 6:15 PM
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
83%
6 PM
28°
77%
7 PM
27°
83%
8 PM
26°
83%
9 PM
25°
67%
10 PM
23°
60%
11 PM
23°
47%
12 AM
23°
47%
1 AM
22°
47%
2 AM
23°
27%
3 AM
22°
21%
4 AM
22°
24%
5 AM
22°
33%
6 AM
20°
33%
7 AM
20°
21%
8 AM
21°
21%
9 AM
22°
30%
10 AM
23°
29%
11 AM
23°
29%
12 PM
26°
29%
1 PM
27°
33%
2 PM
29°
33%
3 PM
29°
33%
4 PM
30°
28%
7-Day Forecast
Today
32° 20°
Thunderstorm, 83% chance.
Sat
32° 20°
Partly Cloudy with a 43% chance of rain.
Sun
34° 19°
Clear.
Mon
33° 18°
Partly Cloudy with a 45% chance of rain.
Tue
33° 19°
Clear with a 30% chance of rain.
Wed
35° 20°
Heavy Rain, 82% chance.
Thu
32° 22°
Rain, 90% chance.
TimeTempConditionsPrecipWindHumidity
Now 28° Thunderstorm 83% 4 mph SSW 61%
6 PM 28° Heavy Rain 77% 5 mph SE 70%
7 PM 27° Rain 83% 5 mph ESE 78%
8 PM 26° Overcast 83% 5 mph E 85%
9 PM 25° Mostly Cloudy 67% 5 mph E 89%
10 PM 23° Mostly Cloudy 60% 5 mph ESE 93%
11 PM 23° Mostly Cloudy 47% 6 mph ESE 95%
12 AM 23° Mostly Cloudy 47% 5 mph ESE 96%
1 AM 22° Overcast 47% 4 mph SE 96%
2 AM 23° Overcast 27% 3 mph ESE 97%
3 AM 22° Mostly Cloudy 21% 2 mph ESE 96%
4 AM 22° Mostly Cloudy 24% 2 mph ESE 96%
5 AM 22° Mostly Cloudy 33% 2 mph SE 96%
6 AM 20° Partly Cloudy 33% 2 mph ESE 96%
7 AM 20° Rain 21% 2 mph ESE 96%
8 AM 21° Rain 21% 2 mph ESE 95%
9 AM 22° Mostly Cloudy 30% 2 mph SE 90%
10 AM 23° Mostly Cloudy 29% 2 mph S 85%
11 AM 23° Mostly Cloudy 29% 2 mph SW 80%
12 PM 26° Mostly Cloudy 29% 2 mph W 76%
1 PM 27° Partly Cloudy 33% 2 mph W 71%
2 PM 29° Rain 33% 2 mph W 66%
3 PM 29° Partly Cloudy 33% 3 mph WNW 63%
4 PM 30° Partly Cloudy 28% 3 mph WNW 60%
15-Day Forecast
Today
8/21
Thunderstorm
83%
20°
32°
Sat
8/22
Partly Cloudy
43%
20°
32°
Sun
8/23
Clear
7%
19°
34°
Mon
8/24
Partly Cloudy
45%
18°
33°
Tue
8/25
Clear
30%
19°
33°
Wed
8/26
Heavy Rain
82%
20°
35°
Thu
8/27
Rain
90%
22°
32°
Fri
8/28
Drizzle
53%
19°
35°
Sat
8/29
Rain
68%
22°
32°
Sun
8/30
Rain
68%
20°
35°
Mon
8/31
Drizzle
60%
21°
35°
Tue
9/1
Drizzle
60%
22°
36°
Wed
9/2
Drizzle
60%
22°
36°
Thu
9/3
Drizzle
60%
22°
35°
Fri
9/4
Drizzle
60%
21°
34°
44
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
36 AQI 6.5 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 44 Good 44 36
Sun 38 Good 38 27
Mon 36 Good 36 32
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, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE791 J/kg
MLCAPE1675 J/kg
MUCAPE2177 J/kg
SBCIN-78 J/kg
MLCIN-30 J/kg
Lifted Index-4.4
Kinematics
0–6 km Shear12 kt
0–1 km Shear5 kt
Eff. Shear12 kt
0–1 km SRH8
0–3 km SRH51
Eff. SRH51
Storm Motion289° @ 16 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index44.2
Thermo & Levels
PWAT2.55 in
0–3 km LR6.4 °C/km
700–500 LR6.2 °C/km
Total Totals53.0
LCL896 hPa
LFC745 hPa
EL209 hPa
Freezing Lvl14,180 ft