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

Last updated: 10:55 AM CDT · Refresh

31°C

Feels like 36°

Partly Cloudy

▲ 31° / ▼ 28°

Wind

17 mph SSW

Humidity

68%

Dew Point

25°

Pressure

29.99 inHg

Visibility

9 mi

UV Index

8.5

Cloud Cover

52%

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 partly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2790 J/kg) — isolated convective development possible. Sunrise: 6:22AM · Sunset: 8:23PM.

41 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

31°

22%

12 PM

29°

36%

1 PM

30°

30%

2 PM

30°

18%

3 PM

29°

4 PM

29°

5 PM

31°

6 PM

30°

7 PM

30°

8 PM

29°

9 PM

29°

10 PM

29°

13%

11 PM

29°

22%

12 AM

29°

25%

1 AM

29°

33%

2 AM

29°

33%

3 AM

29°

34%

4 AM

29°

34%

5 AM

28°

28%

6 AM

28°

28%

7 AM

28°

28%

8 AM

29°

28%

9 AM

29°

28%

10 AM

29°

28%

7-Day Forecast

Today

31° 28°

Mostly Clear with a 22% chance of rain.

Wed

31° 28°

Mostly Cloudy with a 49% chance of rain.

Thu

31° 27°

Partly Cloudy with a 72% chance of rain.

Fri

29° 26°

Partly Cloudy with a 81% chance of rain.

Sat

28° 24°

Heavy Rain, 90% chance.

Sun

30° 23°

Heavy Rain, 82% chance.

Mon

32° 26°

Clear.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 31° Partly Cloudy 22% 17 mph SSW 68%

12 PM 29° Partly Cloudy 36% 17 mph SSW 68%

1 PM 30° Partly Cloudy 30% 18 mph SSW 67%

2 PM 30° Mostly Clear 18% 18 mph SSW 67%

3 PM 29° Mostly Clear 5% 19 mph SSW 68%

4 PM 29° Clear 6% 19 mph SSW 69%

5 PM 31° Mostly Clear 6% 19 mph SSW 73%

6 PM 30° Partly Cloudy 3% 18 mph SSW 76%

7 PM 30° Partly Cloudy 3% 18 mph SSW 79%

8 PM 29° Partly Cloudy 5% 18 mph SSW 79%

9 PM 29° Mostly Cloudy 8% 19 mph SSW 80%

10 PM 29° Partly Cloudy 13% 18 mph SSW 80%

11 PM 29° Partly Cloudy 22% 18 mph SSW 80%

12 AM 29° Partly Cloudy 25% 18 mph SSW 80%

1 AM 29° Mostly Cloudy 33% 17 mph SSW 81%

2 AM 29° Mostly Cloudy 33% 17 mph SSW 83%

3 AM 29° Overcast 34% 16 mph SSW 84%

4 AM 29° Overcast 34% 16 mph SSW 84%

5 AM 28° Overcast 28% 15 mph SSW 84%

6 AM 28° Overcast 28% 15 mph SSW 83%

7 AM 28° Overcast 28% 14 mph SSW 82%

8 AM 29° Overcast 28% 15 mph SSW 79%

9 AM 29° Overcast 28% 15 mph SSW 75%

10 AM 29° Overcast 28% 15 mph SSW 72%

15-Day Forecast

Today

7/21

Mostly Clear

22%

28°

31°

Wed

7/22

Mostly Cloudy

49%

28°

31°

Thu

7/23

Partly Cloudy

72%

27°

31°

Fri

7/24

Partly Cloudy

81%

26°

29°

Sat

7/25

Heavy Rain

90%

24°

28°

Sun

7/26

Heavy Rain

82%

23°

30°

Mon

7/27

Clear

17%

26°

32°

Tue

7/28

Thunderstorm

90%

27°

33°

Wed

7/29

Thunderstorm

90%

26°

32°

Thu

7/30

Drizzle

68%

26°

31°

Fri

7/31

Drizzle

60%

26°

30°

Sat

8/1

Rain

90%

26°

30°

Sun

8/2

Drizzle

60%

26°

29°

Mon

8/3

Drizzle

60%

26°

29°

Tue

8/4

Drizzle

60%

26°

29°

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

41 AQI 7.4 µg/m³

O₃

Ground-level ozone

31 AQI 34 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Wed 41 Good 31 41

Thu 34 Good 32 34

Fri 33 Good 33 22

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, 14:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE3456 J/kg

MLCAPE2675 J/kg

MUCAPE3456 J/kg

SBCIN0 J/kg

MLCIN0 J/kg

Lifted Index-8.6

Kinematics

0–6 km Shear11 kt

0–1 km Shear7 kt

Eff. Shear7 kt

0–1 km SRH-4

0–3 km SRH6

Eff. SRH6

Storm Motion211° @ 32 kt

0–1 km EHI-0.1

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.1

K-Index35.3

Thermo & Levels

PWAT2.19 in

0–3 km LR6.8 °C/km

700–500 LR5.9 °C/km

Total Totals47.6

LCL941 hPa

LFC1016 hPa

EL136 hPa

Freezing Lvl15,768 ft

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

Alerts