Santee Coastal Reserve, Georgetown County, South Carolina, United States

Last updated: 4:18 PM CDT · Refresh

30°C

Feels like 35°

Mostly Clear

▲ 31° / ▼ 28°

Wind

19 mph SSW

Humidity

70%

Dew Point

25°

Pressure

29.96 inHg

Visibility

9 mi

UV Index

6.8

Cloud Cover

15%

Sunrise

6:22 AM

Sunset

8:23 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Santee Coastal Reserve is currently mostly clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2656 J/kg) — isolated convective development possible. Sunrise: 6:22AM · Sunset: 8:23PM.

42 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

30°

6 PM

31°

25%

7 PM

31°

25%

8 PM

30°

25%

9 PM

29°

28%

10 PM

29°

28%

11 PM

29°

28%

12 AM

29°

29%

1 AM

29°

32%

2 AM

29°

35%

3 AM

29°

35%

4 AM

29°

36%

5 AM

28°

39%

6 AM

28°

40%

7 AM

28°

40%

8 AM

28°

40%

9 AM

28°

41%

10 AM

28°

41%

11 AM

28°

27%

12 PM

29°

23%

1 PM

30°

23%

2 PM

30°

13%

3 PM

29°

12%

4 PM

29°

12%

7-Day Forecast

Today

31° 28°

Mostly Clear with a 28% chance of rain.

Wed

31° 28°

Mostly Cloudy with a 40% chance of rain.

Thu

31° 27°

Partly Cloudy with a 56% chance of rain.

Fri

29° 26°

Partly Cloudy with a 78% chance of rain.

Sat

29° 24°

Rain, 90% chance.

Sun

31° 23°

Rain, 81% chance.

Mon

32° 26°

Thunderstorm, 60% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 30° Mostly Clear 4% 19 mph SSW 70%

6 PM 31° Mostly Clear 25% 18 mph SSW 72%

7 PM 31° Mostly Clear 25% 18 mph SSW 74%

8 PM 30° Mostly Clear 25% 18 mph SSW 76%

9 PM 29° Partly Cloudy 28% 18 mph SSW 78%

10 PM 29° Partly Cloudy 28% 18 mph SSW 79%

11 PM 29° Mostly Cloudy 28% 19 mph SSW 80%

12 AM 29° Mostly Cloudy 29% 19 mph SSW 80%

1 AM 29° Mostly Cloudy 32% 18 mph SSW 80%

2 AM 29° Overcast 35% 18 mph SSW 81%

3 AM 29° Mostly Cloudy 35% 17 mph SSW 82%

4 AM 29° Mostly Cloudy 36% 17 mph SSW 84%

5 AM 28° Mostly Cloudy 39% 16 mph SSW 84%

6 AM 28° Overcast 40% 15 mph SSW 82%

7 AM 28° Overcast 40% 14 mph SSW 81%

8 AM 28° Overcast 40% 14 mph SSW 79%

9 AM 28° Overcast 41% 15 mph SSW 76%

10 AM 28° Overcast 41% 15 mph SSW 74%

11 AM 28° Mostly Cloudy 27% 16 mph SSW 72%

12 PM 29° Mostly Cloudy 23% 16 mph SSW 72%

1 PM 30° Partly Cloudy 23% 16 mph SSW 72%

2 PM 30° Partly Cloudy 13% 16 mph SSW 72%

3 PM 29° Partly Cloudy 12% 17 mph SSW 73%

4 PM 29° Partly Cloudy 12% 17 mph SSW 75%

15-Day Forecast

Today

7/21

Mostly Clear

28%

28°

31°

Wed

7/22

Mostly Cloudy

40%

28°

31°

Thu

7/23

Partly Cloudy

56%

27°

31°

Fri

7/24

Partly Cloudy

78%

26°

29°

Sat

7/25

Rain

90%

24°

29°

Sun

7/26

Rain

81%

23°

31°

Mon

7/27

Thunderstorm

60%

26°

32°

Tue

7/28

Thunderstorm

60%

27°

33°

Wed

7/29

Rain

90%

26°

31°

Thu

7/30

Drizzle

60%

25°

30°

Fri

7/31

Drizzle

60%

26°

30°

Sat

8/1

Drizzle

60%

26°

29°

Sun

8/2

Drizzle

60%

25°

29°

Mon

8/3

Drizzle

60%

26°

29°

Tue

8/4

Drizzle

60%

26°

30°

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

PM_2.5

Fine particulate matter

Dominant

42 AQI 7.6 µg/m³

O₃

Ground-level ozone

31 AQI 34 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Wed 42 Good 31 42

Thu 31 Good 31 31

Fri 31 Good 31 23

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 Tue Jul 21, 20:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE2967 J/kg

MLCAPE832 J/kg

MUCAPE2967 J/kg

SBCIN-38 J/kg

MLCIN0 J/kg

Lifted Index-6.9

Kinematics

0–6 km Shear14 kt

0–1 km Shear11 kt

Eff. Shear23 kt

0–1 km SRH-5

0–3 km SRH-5

Eff. SRH-5

Storm Motion219° @ 36 kt

0–1 km EHI-0.1

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index15.2

Thermo & Levels

PWAT1.43 in

0–3 km LR6.3 °C/km

700–500 LR6.0 °C/km

Total Totals36.1

LCL944 hPa

LFC865 hPa

EL136 hPa

Freezing Lvl16,572 ft

Santee Coastal Reserve, Georgetown County, South Carolina, United States

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