Heat Advisory — Robeson, NC, Bladen, NC, Columbus, NC, Inland Pender, NC, Coastal Pender, NC, Inland New Hanover, NC, Coastal New Hanover, NC, Inland Brunswick, NC, Coastal Brunswick, NC, Marlboro, SC, Dillon, SC, Marion, SC, Coastal Horry, SC, Central Horry, SC, Northern Horry, SC 6:00 PM

Marlboro County, South Carolina, United States

Last updated: 5:34 PM CDT  ·  Refresh
34°C
Feels like 37°
Partly Cloudy
▲ 34°  /  ▼ 24°
Wind
13 mph SSW
Humidity
42%
Dew Point
20°
Pressure
29.71 inHg
Visibility
10 mi
UV Index
4.5
Cloud Cover
40%
Sunrise
6:21 AM
Sunset
8:28 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marlboro County is currently partly cloudy at 35°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1328 J/kg) — isolated convective development possible. Sunrise: 6:21AM · Sunset: 8:28PM.

Alerts

Heat Advisory
Robeson, NC, Bladen, NC, Columbus, NC, Inland Pender, NC, Coastal Pender, NC, Inland New Hanover, NC, Coastal New Hanover, NC, Inland Brunswick, NC, Coastal Brunswick, NC, Marlboro, SC, Dillon, SC, Marion, SC, Coastal Horry, SC, Central Horry, SC, Northern Horry, SC
Expires 6:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
6%
7 PM
34°
25%
8 PM
33°
25%
9 PM
31°
25%
10 PM
30°
25%
11 PM
29°
25%
12 AM
29°
25%
1 AM
27°
24%
2 AM
27°
5%
3 AM
27°
5%
4 AM
26°
5%
5 AM
24°
3%
6 AM
25°
3%
7 AM
25°
3%
8 AM
26°
3%
9 AM
28°
3%
10 AM
29°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
34°
3%
2 PM
34°
5%
3 PM
34°
16%
4 PM
34°
16%
5 PM
33°
27%
7-Day Forecast
Tonight
34° 24°
Partly Cloudy with a 25% chance of rain.
Wed
36° 24°
Mostly Cloudy with a 30% chance of rain.
Thu
33° 22°
Heavy Rain, 83% chance.
Fri
30° 20°
Mostly Cloudy with a 81% chance of rain.
Sat
29° 21°
Rain, 90% chance.
Sun
34° 20°
Rain, 74% chance.
Mon
37° 22°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Partly Cloudy 6% 13 mph SSW 42%
7 PM 34° Partly Cloudy 25% 11 mph SSW 44%
8 PM 33° Mostly Cloudy 25% 11 mph SSW 49%
9 PM 31° Overcast 25% 12 mph S 55%
10 PM 30° Overcast 25% 13 mph SSW 64%
11 PM 29° Overcast 25% 14 mph SSW 69%
12 AM 29° Overcast 25% 13 mph SSW 73%
1 AM 27° Overcast 24% 12 mph SSW 76%
2 AM 27° Overcast 5% 12 mph SSW 79%
3 AM 27° Overcast 5% 11 mph SSW 81%
4 AM 26° Overcast 5% 10 mph SSW 84%
5 AM 24° Overcast 3% 10 mph SSW 84%
6 AM 25° Overcast 3% 10 mph SSW 83%
7 AM 25° Overcast 3% 11 mph SSW 82%
8 AM 26° Overcast 3% 12 mph SW 76%
9 AM 28° Overcast 3% 14 mph SW 68%
10 AM 29° Mostly Cloudy 3% 15 mph SW 59%
11 AM 30° Mostly Cloudy 3% 15 mph SW 52%
12 PM 31° Mostly Cloudy 3% 15 mph SW 47%
1 PM 34° Mostly Cloudy 3% 15 mph SW 43%
2 PM 34° Mostly Cloudy 5% 15 mph SW 42%
3 PM 34° Mostly Cloudy 16% 14 mph SW 42%
4 PM 34° Overcast 16% 14 mph SW 42%
5 PM 33° Mostly Cloudy 27% 13 mph SW 43%
15-Day Forecast
Today
7/21
Partly Cloudy
25%
24°
34°
Wed
7/22
Mostly Cloudy
30%
24°
36°
Thu
7/23
Heavy Rain
83%
22°
33°
Fri
7/24
Mostly Cloudy
81%
20°
30°
Sat
7/25
Rain
90%
21°
29°
Sun
7/26
Rain
74%
20°
34°
Mon
7/27
Drizzle
60%
22°
37°
Tue
7/28
Drizzle
60%
24°
37°
Wed
7/29
Rain
81%
22°
35°
Thu
7/30
Drizzle
50%
22°
34°
Fri
7/31
Drizzle
51%
22°
34°
Sat
8/1
Drizzle
60%
22°
33°
Sun
8/2
Drizzle
60%
22°
34°
Mon
8/3
Drizzle
60%
22°
34°
Tue
8/4
Drizzle
60%
23°
35°
52
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
52 AQI 9.7 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 52 Moderate 35 52
Thu 53 Moderate 33 53
Fri 52 Moderate 29 52
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 Tue Jul 21, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE681 J/kg
MLCAPE111 J/kg
MUCAPE681 J/kg
SBCIN-1 J/kg
MLCIN-0 J/kg
Lifted Index-3.4
Kinematics
0–6 km Shear18 kt
0–1 km Shear10 kt
Eff. Shear19 kt
0–1 km SRH7
0–3 km SRH-22
Eff. SRH-22
Storm Motion218° @ 35 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.6
Thermo & Levels
PWAT1.78 in
0–3 km LR8.2 °C/km
700–500 LR5.6 °C/km
Total Totals45.4
LCL812 hPa
LFC960 hPa
EL193 hPa
Freezing Lvl15,758 ft