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: 8:34 PM CDT  ·  Refresh
21°C
Feels like 24°
Rain
▲ 27°  /  ▼ 19°
Wind
4 mph ESE
Humidity
95%
Dew Point
21°
Pressure
29.36 inHg
Visibility
2 mi
UV Index
0.0
Cloud Cover
100%
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 21°C. Precipitation is likely — peak probability 66% around 9 PM. Atmospheric instability is elevated (CAPE up to 1144 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
21°
65%
10 PM
21°
56%
11 PM
21°
44%
12 AM
21°
42%
1 AM
22°
32%
2 AM
21°
25%
3 AM
21°
24%
4 AM
21°
24%
5 AM
19°
24%
6 AM
19°
38%
7 AM
19°
19%
8 AM
20°
16%
9 AM
21°
19%
10 AM
22°
19%
11 AM
23°
19%
12 PM
24°
15%
1 PM
27°
5%
2 PM
27°
9%
3 PM
28°
27%
4 PM
29°
27%
5 PM
28°
27%
6 PM
27°
27%
7 PM
27°
27%
8 PM
26°
27%
7-Day Forecast
Tonight
27° 19°
Rain, 65% chance.
Sat
30° 19°
Mostly Cloudy with a 42% chance of rain.
Sun
32° 19°
Clear.
Mon
31° 17°
Clear with a 52% chance of rain.
Tue
32° 16°
Partly Cloudy with a 29% chance of rain.
Wed
33° 18°
Rain, 70% chance.
Thu
30° 19°
Rain, 78% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Rain 65% 4 mph ESE 95%
10 PM 21° Overcast 56% 3 mph SE 96%
11 PM 21° Overcast 44% 3 mph SSE 96%
12 AM 21° Overcast 42% 3 mph S 96%
1 AM 22° Overcast 32% 3 mph S 96%
2 AM 21° Overcast 25% 3 mph S 96%
3 AM 21° Overcast 24% 3 mph S 96%
4 AM 21° Overcast 24% 2 mph SSE 96%
5 AM 19° Overcast 24% 2 mph SSE 96%
6 AM 19° Overcast 38% 3 mph S 95%
7 AM 19° Overcast 19% 3 mph S 95%
8 AM 20° Mostly Cloudy 16% 3 mph SSW 91%
9 AM 21° Mostly Cloudy 19% 3 mph SW 85%
10 AM 22° Mostly Cloudy 19% 4 mph WSW 79%
11 AM 23° Partly Cloudy 19% 4 mph WSW 75%
12 PM 24° Partly Cloudy 15% 4 mph WSW 72%
1 PM 27° Mostly Cloudy 5% 4 mph WSW 69%
2 PM 27° Mostly Cloudy 9% 4 mph SW 66%
3 PM 28° Partly Cloudy 27% 4 mph SW 62%
4 PM 29° Partly Cloudy 27% 4 mph SSW 58%
5 PM 28° Partly Cloudy 27% 4 mph SSW 59%
6 PM 27° Partly Cloudy 27% 4 mph SSW 63%
7 PM 27° Partly Cloudy 27% 4 mph SSW 67%
8 PM 26° Partly Cloudy 27% 3 mph SSW 72%
15-Day Forecast
Today
8/21
Rain
65%
19°
27°
Sat
8/22
Mostly Cloudy
42%
19°
30°
Sun
8/23
Clear
17%
19°
32°
Mon
8/24
Clear
52%
17°
31°
Tue
8/25
Partly Cloudy
29%
16°
32°
Wed
8/26
Rain
70%
18°
33°
Thu
8/27
Rain
78%
19°
30°
Fri
8/28
Rain
63%
21°
34°
Sat
8/29
Drizzle
68%
18°
34°
Sun
8/30
Rain
68%
19°
33°
Mon
8/31
Drizzle
60%
20°
35°
Tue
9/1
Drizzle
60%
22°
35°
Wed
9/2
Drizzle
60%
21°
33°
Thu
9/3
Drizzle
60%
20°
33°
Fri
9/4
Drizzle
60%
19°
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
Today 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, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE71 J/kg
MLCAPE464 J/kg
MUCAPE892 J/kg
SBCIN-154 J/kg
MLCIN-33 J/kg
Lifted Index-0.5
Kinematics
0–6 km Shear23 kt
0–1 km Shear10 kt
Eff. Shear28 kt
0–1 km SRH55
0–3 km SRH113
Eff. SRH117
Storm Motion288° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.2
Supercell1.5
K-Index34.9
Thermo & Levels
PWAT2.09 in
0–3 km LR4.4 °C/km
700–500 LR5.6 °C/km
Total Totals46.4
LCL985 hPa
LFC682 hPa
EL453 hPa
Freezing Lvl14,259 ft