McCormick County, South Carolina, United States

Last updated: 4:13 PM CDT · Refresh

84°F

Feels like 87°

Mostly Cloudy

▲ 93° / ▼ 68°

Wind

6 mph S

Humidity

61%

Dew Point

72°

Pressure

29.48 inHg

Visibility

10 mi

UV Index

4.6

Cloud Cover

75%

Sunrise

6:55 AM

Sunset

8:08 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: McCormick County is currently mostly cloudy at 84°F. Precipitation is likely — peak probability 60% around 9 PM. Atmospheric instability is elevated (CAPE up to 1839 J/kg) — isolated convective development possible. Sunrise: 6:55AM · Sunset: 8:08PM.

44 AQI · Good Dominant: O3 Air Quality

Hourly Forecast · Next 24 Hours

Now

84°

49%

6 PM

84°

58%

7 PM

82°

54%

8 PM

79°

56%

9 PM

79°

59%

10 PM

75°

52%

11 PM

74°

44%

12 AM

73°

37%

1 AM

72°

32%

2 AM

72°

16%

3 AM

70°

16%

4 AM

70°

16%

5 AM

69°

14%

6 AM

68°

19%

7 AM

68°

18%

8 AM

70°

18%

9 AM

73°

10 AM

78°

11 AM

80°

12 PM

84°

1 PM

85°

2 PM

89°

13%

3 PM

90°

23%

4 PM

90°

24%

7-Day Forecast

Today

93° 68°

Mostly Cloudy with a 56% chance of rain.

Sat

95° 68°

Mostly Cloudy with a 26% chance of rain.

Sun

96° 68°

Clear.

Mon

88° 66°

Clear with a 45% chance of rain.

Tue

91° 65°

Drizzle, 51% chance.

Wed

97° 68°

Heavy Rain, 82% chance.

Thu

91° 72°

Rain, 82% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 84° Mostly Cloudy 49% 6 mph S 61%

6 PM 84° Overcast 58% 6 mph S 72%

7 PM 82° Overcast 54% 6 mph SW 75%

8 PM 79° Mostly Cloudy 56% 4 mph SW 79%

9 PM 79° Mostly Cloudy 59% 2 mph S 81%

10 PM 75° Mostly Cloudy 52% 3 mph SE 83%

11 PM 74° Partly Cloudy 44% 4 mph SE 85%

12 AM 73° Partly Cloudy 37% 4 mph SE 89%

1 AM 72° Mostly Cloudy 32% 4 mph SE 92%

2 AM 72° Partly Cloudy 16% 4 mph ESE 95%

3 AM 70° Partly Cloudy 16% 3 mph ESE 96%

4 AM 70° Partly Cloudy 16% 3 mph ESE 96%

5 AM 69° Mostly Cloudy 14% 2 mph SE 96%

6 AM 68° Mostly Cloudy 19% 2 mph SE 96%

7 AM 68° Mostly Cloudy 18% 2 mph SE 96%

8 AM 70° Mostly Cloudy 18% 1 mph ESE 94%

9 AM 73° Overcast 8% 2 mph S 88%

10 AM 78° Mostly Cloudy 8% 2 mph SSW 81%

11 AM 80° Mostly Cloudy 6% 2 mph SW 76%

12 PM 84° Mostly Cloudy 6% 2 mph WSW 70%

1 PM 85° Partly Cloudy 7% 2 mph WSW 65%

2 PM 89° Partly Cloudy 13% 3 mph WSW 60%

3 PM 90° Partly Cloudy 23% 3 mph WSW 57%

4 PM 90° Partly Cloudy 24% 3 mph WSW 54%

15-Day Forecast

Today

8/21

Mostly Cloudy

56%

68°

93°

Sat

8/22

Mostly Cloudy

26%

68°

95°

Sun

8/23

Clear

68°

96°

Mon

8/24

Clear

45%

66°

88°

Tue

8/25

Drizzle

51%

65°

91°

Wed

8/26

Heavy Rain

82%

68°

97°

Thu

8/27

Rain

82%

72°

91°

Fri

8/28

Rain

72%

66°

95°

Sat

8/29

Rain

68%

71°

93°

Sun

8/30

Rain

68%

66°

97°

Mon

8/31

Drizzle

60%

64°

96°

Tue

9/1

Drizzle

60%

73°

98°

Wed

9/2

Drizzle

60%

72°

97°

Thu

9/3

Drizzle

60%

72°

97°

Fri

9/4

Drizzle

60%

71°

97°

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

PM_2.5

Fine particulate matter

42 AQI 7.5 µg/m³

O₃

Ground-level ozone

Dominant

44 AQI 48 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Sat 44 Good 44 42

Sun 43 Good 43 36

Mon 43 Good 40 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. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

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

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1472 J/kg

MLCAPE1159 J/kg

MUCAPE1504 J/kg

SBCIN-95 J/kg

MLCIN-87 J/kg

Lifted Index-4.8

Kinematics

0–6 km Shear17 kt

0–1 km Shear7 kt

Eff. Shear16 kt

0–1 km SRH24

0–3 km SRH56

Eff. SRH56

Storm Motion308° @ 17 kt

0–1 km EHI0.2

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index38.7

Thermo & Levels

PWAT2.00 in

0–3 km LR6.5 °C/km

700–500 LR5.8 °C/km

Total Totals49.1

LCL905 hPa

LFC802 hPa

EL173 hPa

Freezing Lvl14,639 ft

McCormick County, South Carolina, United States

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