How does NOAA issue severe storm watches for Charleston?

The National Weather Service (NWS) monitors atmospheric instability across South Carolina. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in Charleston today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

SC, USAZIP 29401Live NOAA Station

Charleston, SC

Q: What is the current temperature and forecast in Charleston, South Carolina?

The current weather in Charleston is around 79°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Partly cloudy•Feels like 86°F+4° heat index

80°F/74°F

8 mph 26°

86%Humidity

79°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Updated: 06:45 AM (America/New_York)

Daily Meteorological Briefing

Charleston, SC

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Charleston, SC today.

Current temperature is 79°F (feels like 86°F), with daytime highs reaching 80°F and overnight lows around 74°F. Humidity is at 86%, with atmospheric pressure steady at 1014.8 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 3° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 3.3 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Hourly Forecast

Next 16 Hours

Now

78°F

1 AM

77°F

10%

2 AM

77°F

12%

3 AM

77°F

20%

4 AM

77°F

20%

5 AM

76°F

21%

6 AM

76°F

21%

7 AM

76°F

18%

8 AM

76°F

28%

9 AM

76°F

27%

10 AM

77°F

23%

11 AM

80°F

30%

12 PM

80°F

26%

1 PM

77°F

17%

2 PM

80°F

15%

3 PM

78°F

17%

10-Day Forecast

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

30%

74°F

80°F

Wed

Sep 23

21%

71°F

83°F

Thu

Sep 24

30%

68°F

80°F

Fri

Sep 25

60°F

78°F

Sat

Sep 26

62°F

77°F

Sun

Sep 27

62°F

77°F

Mon

Sep 28

64°F

80°F

Tue

Sep 29

67°F

80°F

Wed

Sep 30

10%

73°F

82°F

Thu

Oct 1

21%

71°F

81°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

UV IndexModerate

3.3 / 11+

Sunscreen advisedPeak 5.3

Wind26°

8 mph

Wind Gusts:11 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:08 AM

Sunset07:16 PM

Solar Noon:12:54 PM

HumidityHumid

86%

Dew Point:74°F

PressureSteady

29.97 inHg

Trend:Stable (+0.1 hPa)

VisibilityClear

9.3 mi

Haze:Minimal

Air Quality Index (AQI)Good

42US EPA Standard

Air quality is ideal for outdoor activities.

PM2.55 µg

OZONE78 µg

PM106 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsGood

Pleasant conditions for light outdoor activities.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise03:08 AM

Daylight ~13h

Sunset03:16 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Frequently Asked Questions - Charleston, South Carolina

The current weather in Charleston is around 79°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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