Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM Flash Flood Warning — Columbus County, NC 6:15 PM Heat Advisory — Columbus, NC, Inland Pender, NC, Coastal Pender, NC, Inland New Hanover, NC, Coastal New Hanover, NC, Inland Brunswick, NC, Coastal Brunswick, NC, Coastal Horry, SC, Inland Georgetown, SC, Coastal Georgetown, SC, Central Horry, SC, Northern Horry, SC 7:00 PM

Columbus County, North Carolina, United States

Last updated: 5:22 PM CDT  ·  Refresh
23°C
Feels like 27°
Rain
▲ 34°  /  ▼ 21°
Wind
6 mph N
Humidity
90%
Dew Point
23°
Pressure
29.92 inHg
Visibility
10 mi
UV Index
1.3
Cloud Cover
98%
Sunrise
6:40 AM
Sunset
7:54 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Columbus County is currently rain at 24°C. Precipitation is likely — peak probability 88% around 7 PM. Atmospheric instability is elevated (CAPE up to 2038 J/kg) — isolated convective development possible. Sunrise: 6:40AM · Sunset: 7:54PM.

Alerts

Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
Flash Flood Warning
Columbus County, NC
Expires 6:15 PM
Heat Advisory
Columbus, NC, Inland Pender, NC, Coastal Pender, NC, Inland New Hanover, NC, Coastal New Hanover, NC, Inland Brunswick, NC, Coastal Brunswick, NC, Coastal Horry, SC, Inland Georgetown, SC, Coastal Georgetown, SC, Central Horry, SC, Northern Horry, SC
Expires 7:00 PM
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
80%
7 PM
25°
88%
8 PM
24°
86%
9 PM
23°
85%
10 PM
23°
84%
11 PM
23°
82%
12 AM
22°
81%
1 AM
22°
69%
2 AM
22°
46%
3 AM
22°
39%
4 AM
22°
47%
5 AM
21°
57%
6 AM
21°
57%
7 AM
22°
60%
8 AM
23°
65%
9 AM
26°
61%
10 AM
27°
63%
11 AM
27°
66%
12 PM
28°
71%
1 PM
30°
71%
2 PM
31°
75%
3 PM
30°
75%
4 PM
30°
63%
5 PM
29°
46%
7-Day Forecast
Tonight
34° 21°
Rain, 85% chance.
Sat
32° 21°
Mostly Cloudy with a 81% chance of rain.
Sun
33° 22°
Partly Cloudy with a 36% chance of rain.
Mon
34° 21°
Partly Cloudy with a 53% chance of rain.
Tue
32° 21°
Rain, 67% chance.
Wed
33° 21°
Rain, 83% chance.
Thu
33° 22°
Rain, 90% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 80% 6 mph N 90%
7 PM 25° Overcast 88% 5 mph N 93%
8 PM 24° Overcast 86% 5 mph N 96%
9 PM 23° Overcast 85% 4 mph NNE 96%
10 PM 23° Heavy Rain 84% 6 mph WSW 96%
11 PM 23° Heavy Rain 82% 4 mph SSE 96%
12 AM 22° Heavy Rain 81% 4 mph SE 97%
1 AM 22° Overcast 69% 4 mph SE 97%
2 AM 22° Overcast 46% 4 mph SE 97%
3 AM 22° Mostly Cloudy 39% 3 mph SE 97%
4 AM 22° Mostly Cloudy 47% 4 mph SE 97%
5 AM 21° Mostly Cloudy 57% 4 mph SE 97%
6 AM 21° Mostly Cloudy 57% 3 mph SE 96%
7 AM 22° Mostly Cloudy 60% 2 mph SSE 95%
8 AM 23° Mostly Cloudy 65% 3 mph SW 92%
9 AM 26° Mostly Cloudy 61% 3 mph SSW 87%
10 AM 27° Rain 63% 3 mph SW 82%
11 AM 27° Rain 66% 4 mph SW 77%
12 PM 28° Mostly Cloudy 71% 3 mph SW 73%
1 PM 30° Mostly Cloudy 71% 4 mph SW 70%
2 PM 31° Mostly Cloudy 75% 4 mph SW 68%
3 PM 30° Mostly Cloudy 75% 4 mph SW 69%
4 PM 30° Mostly Cloudy 63% 4 mph SSW 70%
5 PM 29° Mostly Cloudy 46% 4 mph SSW 72%
15-Day Forecast
Today
8/21
Rain
85%
21°
34°
Sat
8/22
Mostly Cloudy
81%
21°
32°
Sun
8/23
Partly Cloudy
36%
22°
33°
Mon
8/24
Partly Cloudy
53%
21°
34°
Tue
8/25
Rain
67%
21°
32°
Wed
8/26
Rain
83%
21°
33°
Thu
8/27
Rain
90%
22°
33°
Fri
8/28
Rain
90%
21°
33°
Sat
8/29
Rain
73%
22°
32°
Sun
8/30
Rain
72%
21°
34°
Mon
8/31
Drizzle
68%
20°
34°
Tue
9/1
Rain
90%
23°
35°
Wed
9/2
Rain
90%
23°
34°
Thu
9/3
Drizzle
60%
22°
33°
Fri
9/4
Drizzle
60%
22°
33°
51
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
51 AQI 9.1 µg/m³
O3
Ground-level ozone
42 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 51 Moderate 42 51
Sun 32 Good 32 28
Mon 38 Good 37 38
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 Fri Aug 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
SBCAPE738 J/kg
MLCAPE780 J/kg
MUCAPE1835 J/kg
SBCIN-138 J/kg
MLCIN-126 J/kg
Lifted Index-3.0
Kinematics
0–6 km Shear23 kt
0–1 km Shear23 kt
Eff. Shear21 kt
0–1 km SRH159
0–3 km SRH156
Eff. SRH156
Storm Motion252° @ 23 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell3.1
K-Index37.8
Thermo & Levels
PWAT2.15 in
0–3 km LR4.7 °C/km
700–500 LR5.7 °C/km
Total Totals48.6
LCL1003 hPa
LFC757 hPa
EL221 hPa
Freezing Lvl14,875 ft