Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM

Greenwood County, South Carolina, United States

Last updated: 6:34 PM CDT  ·  Refresh
26°C
Feels like 30°
Partly Cloudy
▲ 32°  /  ▼ 19°
Wind
4 mph SE
Humidity
82%
Dew Point
22°
Pressure
29.35 inHg
Visibility
10 mi
UV Index
1.6
Cloud Cover
57%
Sunrise
6:54 AM
Sunset
8:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Greenwood County is currently partly cloudy at 26°C. Precipitation is likely — peak probability 58% around 9 PM. Atmospheric instability is elevated (CAPE up to 1377 J/kg) — isolated convective development possible. Sunrise: 6:54AM · Sunset: 8:08PM.

Alerts

Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
47%
8 PM
25°
55%
9 PM
23°
57%
10 PM
23°
43%
11 PM
22°
32%
12 AM
22°
37%
1 AM
22°
47%
2 AM
22°
36%
3 AM
22°
28%
4 AM
22°
25%
5 AM
19°
23%
6 AM
19°
22%
7 AM
19°
19%
8 AM
21°
19%
9 AM
23°
21%
10 AM
24°
29%
11 AM
26°
20%
12 PM
27°
18%
1 PM
29°
21%
2 PM
31°
24%
3 PM
31°
21%
4 PM
31°
21%
5 PM
31°
24%
6 PM
31°
27%
7-Day Forecast
Tonight
32° 19°
Partly Cloudy with a 47% chance of rain.
Sat
33° 19°
Partly Cloudy with a 47% chance of rain.
Sun
34° 20°
Mostly Clear.
Mon
33° 18°
Partly Cloudy with a 39% chance of rain.
Tue
32° 18°
Partly Cloudy with a 41% chance of rain.
Wed
34° 19°
Heavy Rain, 80% chance.
Thu
32° 19°
Rain, 76% chance.
TimeTempConditionsPrecipWindHumidity
Now 26° Partly Cloudy 47% 4 mph SE 82%
8 PM 25° Overcast 55% 5 mph ESE 88%
9 PM 23° Overcast 57% 4 mph SE 92%
10 PM 23° Overcast 43% 3 mph SE 95%
11 PM 22° Mostly Cloudy 32% 3 mph ESE 96%
12 AM 22° Overcast 37% 3 mph SE 97%
1 AM 22° Overcast 47% 3 mph SSE 98%
2 AM 22° Overcast 36% 3 mph S 98%
3 AM 22° Overcast 28% 2 mph S 98%
4 AM 22° Overcast 25% 2 mph S 98%
5 AM 19° Overcast 23% 2 mph S 97%
6 AM 19° Overcast 22% 2 mph SSW 96%
7 AM 19° Overcast 19% 2 mph SW 95%
8 AM 21° Mostly Cloudy 19% 2 mph WSW 92%
9 AM 23° Mostly Cloudy 21% 2 mph W 86%
10 AM 24° Partly Cloudy 29% 2 mph W 79%
11 AM 26° Partly Cloudy 20% 2 mph WNW 72%
12 PM 27° Partly Cloudy 18% 3 mph W 65%
1 PM 29° Partly Cloudy 21% 3 mph W 60%
2 PM 31° Partly Cloudy 24% 3 mph W 56%
3 PM 31° Partly Cloudy 21% 3 mph W 53%
4 PM 31° Partly Cloudy 21% 3 mph WSW 50%
5 PM 31° Partly Cloudy 24% 3 mph WSW 50%
6 PM 31° Mostly Clear 27% 3 mph SW 54%
15-Day Forecast
Today
8/21
Partly Cloudy
47%
19°
32°
Sat
8/22
Partly Cloudy
47%
19°
33°
Sun
8/23
Mostly Clear
3%
20°
34°
Mon
8/24
Partly Cloudy
39%
18°
33°
Tue
8/25
Partly Cloudy
41%
18°
32°
Wed
8/26
Heavy Rain
80%
19°
34°
Thu
8/27
Rain
76%
19°
32°
Fri
8/28
Rain
71%
22°
34°
Sat
8/29
Rain
73%
20°
36°
Sun
8/30
Drizzle
72%
19°
35°
Mon
8/31
Drizzle
52%
20°
38°
Tue
9/1
Drizzle
60%
22°
36°
Wed
9/2
Drizzle
60%
22°
35°
Thu
9/3
Drizzle
60%
22°
35°
Fri
9/4
Drizzle
60%
21°
35°
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
38 AQI 6.9 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 44 Good 44 38
Sun 43 Good 43 34
Mon 43 Good 39 43
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, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1137 J/kg
MLCAPE1502 J/kg
MUCAPE2638 J/kg
SBCIN-182 J/kg
MLCIN-114 J/kg
Lifted Index-4.1
Kinematics
0–6 km Shear20 kt
0–1 km Shear4 kt
Eff. Shear18 kt
0–1 km SRH25
0–3 km SRH85
Eff. SRH85
Storm Motion309° @ 17 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.9
Thermo & Levels
PWAT1.78 in
0–3 km LR6.0 °C/km
700–500 LR5.4 °C/km
Total Totals48.5
LCL940 hPa
LFC780 hPa
EL198 hPa
Freezing Lvl14,272 ft