Lake Wind Advisory — Lincoln, GA, McDuffie, GA, Columbia, GA, Richmond, GA, Burke, GA, Chesterfield, SC, McCormick, SC, Newberry, SC, Fairfield, SC, Kershaw, SC, Edgefield, SC, Saluda, SC, Lexington, SC, Richland, SC, Lee, SC, Aiken, SC, Sumter, SC, Barnwell, SC, Calhoun, SC, Clarendon, SC, Bamberg, SC, Northern Lancaster, SC, Southern Lancaster, SC, Northwestern Orangeburg, SC, Central Orangeburg, SC, Southeastern Orangeburg, SC 7:00 PM

McCormick County, South Carolina, United States

Last updated: 8:27 PM CDT  ·  Refresh
23°C
Feels like 24°
Mostly Clear
▲ 30°  /  ▼ 9°
Wind
6 mph WSW
Humidity
66%
Dew Point
17°
Pressure
29.42 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
18%
Sunrise
7:35 AM
Sunset
6:53 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McCormick County is currently mostly clear at 23°C. Precipitation is likely — peak probability 54% around 12 AM. Sunrise: 7:35AM · Sunset: 6:53PM.

Alerts

Lake Wind Advisory
Lincoln, GA, McDuffie, GA, Columbia, GA, Richmond, GA, Burke, GA, Chesterfield, SC, McCormick, SC, Newberry, SC, Fairfield, SC, Kershaw, SC, Edgefield, SC, Saluda, SC, Lexington, SC, Richland, SC, Lee, SC, Aiken, SC, Sumter, SC, Barnwell, SC, Calhoun, SC, Clarendon, SC, Bamberg, SC, Northern Lancaster, SC, Southern Lancaster, SC, Northwestern Orangeburg, SC, Central Orangeburg, SC, Southeastern Orangeburg, SC
Expires 7:00 PM
67 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
13%
10 PM
21°
24%
11 PM
21°
42%
12 AM
19°
53%
1 AM
18°
32%
2 AM
17°
27%
3 AM
15°
35%
4 AM
14°
38%
5 AM
12°
38%
6 AM
12°
37%
7 AM
10°
29%
8 AM
9°
16%
9 AM
10°
6%
10 AM
13°
6%
11 AM
14°
6%
12 PM
16°
4%
1 PM
17°
3%
2 PM
20°
3%
3 PM
19°
3%
4 PM
20°
3%
5 PM
20°
3%
6 PM
16°
3%
7 PM
15°
3%
8 PM
14°
3%
7-Day Forecast
Tonight
30° 9°
Mostly Clear.
Sat
26° 9°
Partly Cloudy with a 53% chance of rain.
Sun
20° 5°
Clear.
Mon
21° 5°
Clear.
Tue
26° 7°
Clear.
Wed
25° 7°
Clear.
Thu
24° 7°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 13% 6 mph WSW 66%
10 PM 21° Partly Cloudy 24% 7 mph W 67%
11 PM 21° Rain 42% 8 mph W 71%
12 AM 19° Mostly Cloudy 53% 8 mph WNW 73%
1 AM 18° Overcast 32% 9 mph WNW 72%
2 AM 17° Overcast 27% 9 mph NW 71%
3 AM 15° Rain 35% 8 mph NW 73%
4 AM 14° Rain 38% 8 mph NW 75%
5 AM 12° Rain 38% 8 mph NNW 76%
6 AM 12° Overcast 37% 9 mph NNW 75%
7 AM 10° Overcast 29% 10 mph N 72%
8 AM 9° Overcast 16% 11 mph N 68%
9 AM 10° Mostly Cloudy 6% 12 mph N 64%
10 AM 13° Mostly Cloudy 6% 12 mph N 60%
11 AM 14° Mostly Cloudy 6% 12 mph N 56%
12 PM 16° Partly Cloudy 4% 13 mph N 51%
1 PM 17° Partly Cloudy 3% 13 mph N 47%
2 PM 20° Partly Cloudy 3% 13 mph N 45%
3 PM 19° Partly Cloudy 3% 13 mph NNE 46%
4 PM 20° Partly Cloudy 3% 13 mph NNE 46%
5 PM 20° Partly Cloudy 3% 12 mph NNE 48%
6 PM 16° Partly Cloudy 3% 12 mph NNE 50%
7 PM 15° Partly Cloudy 3% 11 mph NNE 53%
8 PM 14° Partly Cloudy 3% 10 mph NNE 56%
15-Day Forecast
Today
10/16
Mostly Clear
13%
9°
30°
Sat
10/17
Partly Cloudy
53%
9°
26°
Sun
10/18
Clear
3%
5°
20°
Mon
10/19
Clear
3%
5°
21°
Tue
10/20
Clear
3%
7°
26°
Wed
10/21
Clear
3%
7°
25°
Thu
10/22
Clear
3%
7°
24°
Fri
10/23
Clear
3%
8°
26°
Sat
10/24
Clear
15%
7°
24°
Sun
10/25
Clear
3%
7°
24°
Mon
10/26
Clear
32%
8°
26°
Tue
10/27
Clear
60%
11°
24°
Wed
10/28
Drizzle
60%
12°
24°
Thu
10/29
Drizzle
60%
11°
23°
Fri
10/30
Drizzle
60%
12°
23°
67
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
67 AQI 17.6 µg/m³
O3
Ground-level ozone
48 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 67 Moderate 48 67
Sun 36 Good 36 31
Mon 37 Good 37 16
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 Oct 16, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE12 J/kg
MUCAPE10 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index3.0
Kinematics
0–6 km Shear40 kt
0–1 km Shear15 kt
Eff. Shear—
0–1 km SRH20
0–3 km SRH-2
Eff. SRH—
Storm Motion264° @ 36 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index18.5
Thermo & Levels
PWAT1.25 in
0–3 km LR5.7 °C/km
700–500 LR5.0 °C/km
Total Totals39.6
LCL901 hPa
LFC996 hPa
EL996 hPa
Freezing Lvl15,049 ft