Flood Advisory — Alamance County, NC, Durham County, NC, Orange County, NC 9:15 PM Areal Flood Watch 7:00 AM

Alamance County, North Carolina, United States

Last updated: 6:35 PM CDT  ·  Refresh
23°C
Feels like 26°
Rain
▲ 27°  /  ▼ 19°
Wind
5 mph ENE
Humidity
88%
Dew Point
22°
Pressure
29.38 inHg
Visibility
2 mi
UV Index
0.4
Cloud Cover
99%
Sunrise
6:40 AM
Sunset
8:00 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Alamance County is currently rain at 24°C. Precipitation is likely — peak probability 82% around 8 PM. Atmospheric instability is elevated (CAPE up to 915 J/kg) — isolated convective development possible. Sunrise: 6:40AM · Sunset: 8:00PM.

Alerts

Flood Advisory
Alamance County, NC, Durham County, NC, Orange County, NC
Expires 9:15 PM
Areal Flood Watch
Expires 7:00 AM
45 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
70%
8 PM
24°
82%
9 PM
22°
62%
10 PM
22°
58%
11 PM
22°
47%
12 AM
21°
44%
1 AM
22°
38%
2 AM
22°
28%
3 AM
22°
29%
4 AM
22°
29%
5 AM
19°
29%
6 AM
19°
29%
7 AM
19°
34%
8 AM
20°
22%
9 AM
21°
25%
10 AM
22°
25%
11 AM
23°
22%
12 PM
23°
15%
1 PM
26°
15%
2 PM
28°
17%
3 PM
28°
23%
4 PM
28°
23%
5 PM
27°
24%
6 PM
27°
23%
7-Day Forecast
Tonight
27° 19°
Rain, 70% chance.
Sat
30° 19°
Partly Cloudy with a 38% chance of rain.
Sun
32° 19°
Clear with a 21% chance of rain.
Mon
31° 17°
Mostly Clear with a 53% chance of rain.
Tue
32° 16°
Partly Cloudy with a 37% chance of rain.
Wed
33° 18°
Rain, 69% chance.
Thu
31° 19°
Rain, 80% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 70% 5 mph ENE 88%
8 PM 24° Rain 82% 5 mph ESE 92%
9 PM 22° Rain 62% 5 mph ESE 94%
10 PM 22° Overcast 58% 4 mph ESE 95%
11 PM 22° Overcast 47% 3 mph SE 96%
12 AM 21° Overcast 44% 3 mph SE 96%
1 AM 22° Overcast 38% 2 mph SSE 96%
2 AM 22° Overcast 28% 2 mph SSE 96%
3 AM 22° Overcast 29% 2 mph SE 96%
4 AM 22° Overcast 29% 2 mph E 96%
5 AM 19° Mostly Cloudy 29% 2 mph ESE 96%
6 AM 19° Overcast 29% 3 mph SE 95%
7 AM 19° Overcast 34% 4 mph SE 95%
8 AM 20° Mostly Cloudy 22% 4 mph SE 91%
9 AM 21° Mostly Cloudy 25% 3 mph S 85%
10 AM 22° Mostly Cloudy 25% 3 mph SSW 79%
11 AM 23° Mostly Cloudy 22% 4 mph SW 75%
12 PM 23° Mostly Cloudy 15% 4 mph WSW 72%
1 PM 26° Partly Cloudy 15% 5 mph WSW 69%
2 PM 28° Partly Cloudy 17% 5 mph WSW 66%
3 PM 28° Partly Cloudy 23% 5 mph SW 63%
4 PM 28° Partly Cloudy 23% 5 mph SW 60%
5 PM 27° Partly Cloudy 24% 5 mph SSW 61%
6 PM 27° Mostly Clear 23% 5 mph SW 65%
15-Day Forecast
Today
8/21
Rain
70%
19°
27°
Sat
8/22
Partly Cloudy
38%
19°
30°
Sun
8/23
Clear
21%
19°
32°
Mon
8/24
Mostly Clear
53%
17°
31°
Tue
8/25
Partly Cloudy
37%
16°
32°
Wed
8/26
Rain
69%
18°
33°
Thu
8/27
Rain
80%
19°
31°
Fri
8/28
Rain
63%
20°
33°
Sat
8/29
Rain
73%
19°
33°
Sun
8/30
Rain
72%
19°
34°
Mon
8/31
Overcast
43%
19°
36°
Tue
9/1
Drizzle
60%
21°
34°
Wed
9/2
Drizzle
60%
21°
33°
Thu
9/3
Drizzle
60%
20°
33°
Fri
9/4
Drizzle
60%
20°
33°
45
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
40 AQI 7.2 µg/m³
O3
Ground-level ozone
Dominant
45 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 45 Good 45 40
Sun 45 Good 45 27
Mon 39 Good 39 32
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, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE815 J/kg
MLCAPE616 J/kg
MUCAPE828 J/kg
SBCIN-20 J/kg
MLCIN-9 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear28 kt
0–1 km Shear11 kt
Eff. Shear24 kt
0–1 km SRH61
0–3 km SRH117
Eff. SRH117
Storm Motion290° @ 17 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.2
STP (eff)0.0
Supercell1.2
K-Index33.8
Thermo & Levels
PWAT2.12 in
0–3 km LR5.4 °C/km
700–500 LR5.5 °C/km
Total Totals44.3
LCL973 hPa
LFC892 hPa
EL252 hPa
Freezing Lvl13,507 ft