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Richland County, South Carolina, United States

Last updated: 6:17 AM CDT  ·  Refresh
26°C
Feels like 30°
Mostly Clear
▲ 36°  /  ▼ 23°
Wind
3 mph W
Humidity
82%
Dew Point
23°
Pressure
29.78 inHg
Visibility
10 mi
UV Index
2.1
Cloud Cover
27%
Sunrise
6:45 AM
Sunset
8:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Richland County is currently mostly clear at 26°C. Precipitation is likely — peak probability 67% around 4 PM. Atmospheric instability is elevated (CAPE up to 2444 J/kg) — isolated convective development possible. Sunrise: 6:45AM · Sunset: 8:10PM.

46 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
11%
8 AM
25°
27%
9 AM
27°
27%
10 AM
29°
20%
11 AM
31°
21%
12 PM
33°
25%
1 PM
34°
24%
2 PM
36°
39%
3 PM
34°
47%
4 PM
33°
66%
5 PM
31°
66%
6 PM
32°
66%
7 PM
32°
55%
8 PM
31°
55%
9 PM
30°
58%
10 PM
28°
49%
11 PM
27°
33%
12 AM
27°
29%
1 AM
26°
21%
2 AM
26°
8%
3 AM
26°
14%
4 AM
25°
14%
5 AM
25°
15%
6 AM
24°
14%
7-Day Forecast
Today
36° 23°
Drizzle, 66% chance.
Sun
38° 23°
Partly Cloudy with a 40% chance of rain.
Mon
41° 23°
Partly Cloudy.
Tue
38° 24°
Mostly Clear with a 45% chance of rain.
Wed
38° 22°
Clear with a 33% chance of rain.
Thu
39° 24°
Rain, 50% chance.
Fri
36° 23°
Rain, 90% chance.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Clear 11% 3 mph W 82%
8 AM 25° Partly Cloudy 27% 4 mph W 77%
9 AM 27° Partly Cloudy 27% 4 mph WNW 70%
10 AM 29° Partly Cloudy 20% 3 mph W 64%
11 AM 31° Partly Cloudy 21% 3 mph W 59%
12 PM 33° Mostly Clear 25% 3 mph WSW 55%
1 PM 34° Mostly Clear 24% 3 mph SW 51%
2 PM 36° Mostly Clear 39% 3 mph SW 49%
3 PM 34° Partly Cloudy 47% 3 mph SW 52%
4 PM 33° Drizzle 66% 4 mph ENE 55%
5 PM 31° Rain 66% 4 mph ENE 58%
6 PM 32° Overcast 66% 3 mph SE 60%
7 PM 32° Mostly Cloudy 55% 2 mph S 65%
8 PM 31° Mostly Cloudy 55% 2 mph S 71%
9 PM 30° Mostly Cloudy 58% 3 mph SSE 74%
10 PM 28° Mostly Cloudy 49% 3 mph SSE 78%
11 PM 27° Partly Cloudy 33% 4 mph SE 81%
12 AM 27° Partly Cloudy 29% 3 mph SSE 83%
1 AM 26° Partly Cloudy 21% 3 mph S 85%
2 AM 26° Partly Cloudy 8% 3 mph S 87%
3 AM 26° Partly Cloudy 14% 2 mph SSW 88%
4 AM 25° Partly Cloudy 14% 2 mph WNW 88%
5 AM 25° Partly Cloudy 15% 3 mph NW 88%
6 AM 24° Partly Cloudy 14% 3 mph N 88%
15-Day Forecast
Today
8/15
Drizzle
66%
23°
36°
Sun
8/16
Partly Cloudy
40%
23°
38°
Mon
8/17
Partly Cloudy
13%
23°
41°
Tue
8/18
Mostly Clear
45%
24°
38°
Wed
8/19
Clear
33%
22°
38°
Thu
8/20
Rain
50%
24°
39°
Fri
8/21
Rain
90%
23°
36°
Sat
8/22
Rain
83%
22°
36°
Sun
8/23
Rain
90%
20°
34°
Mon
8/24
Rain
75%
20°
33°
Tue
8/25
Drizzle
64%
21°
35°
Wed
8/26
Drizzle
60%
23°
34°
Thu
8/27
Drizzle
60%
23°
34°
Fri
8/28
Drizzle
60%
22°
33°
Sat
8/29
Drizzle
60%
23°
34°
46
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
46 AQI 8.3 µg/m³
O3
Ground-level ozone
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 46 Good 38 46
Sun 47 Good 43 47
Mon 52 Moderate 38 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, 10:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE671 J/kg
MLCAPE498 J/kg
MUCAPE734 J/kg
SBCIN-196 J/kg
MLCIN-157 J/kg
Lifted Index-3.4
Kinematics
0–6 km Shear10 kt
0–1 km Shear5 kt
Eff. Shear9 kt
0–1 km SRH-14
0–3 km SRH3
Eff. SRH3
Storm Motion274° @ 17 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.0
Thermo & Levels
PWAT2.25 in
0–3 km LR5.0 °C/km
700–500 LR5.8 °C/km
Total Totals47.2
LCL968 hPa
LFC742 hPa
EL219 hPa
Freezing Lvl15,502 ft