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

Orange County, North Carolina, United States

Last updated: 6:35 PM CDT  ·  Refresh
24°C
Feels like 27°
Rain
▲ 27°  /  ▼ 19°
Wind
6 mph E
Humidity
90%
Dew Point
22°
Pressure
29.35 inHg
Visibility
7 mi
UV Index
0.3
Cloud Cover
100%
Sunrise
6:39 AM
Sunset
7:58 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Orange County is currently rain at 24°C. Precipitation is likely — peak probability 78% around 8 PM. Atmospheric instability is elevated (CAPE up to 930 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 7:58PM.

47 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
74%
8 PM
24°
77%
9 PM
22°
74%
10 PM
22°
52%
11 PM
22°
44%
12 AM
21°
44%
1 AM
22°
38%
2 AM
22°
35%
3 AM
21°
36%
4 AM
21°
36%
5 AM
19°
36%
6 AM
19°
36%
7 AM
19°
38%
8 AM
20°
30%
9 AM
21°
41%
10 AM
22°
41%
11 AM
23°
40%
12 PM
23°
49%
1 PM
26°
49%
2 PM
27°
54%
3 PM
28°
44%
4 PM
28°
40%
5 PM
27°
40%
6 PM
27°
34%
7-Day Forecast
Tonight
27° 19°
Rain, 74% chance.
Sat
31° 19°
Partly Cloudy with a 49% chance of rain.
Sun
32° 19°
Clear.
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
32° 19°
Rain, 73% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Rain 74% 6 mph E 90%
8 PM 24° Rain 77% 5 mph ESE 95%
9 PM 22° Heavy Rain 74% 5 mph ESE 96%
10 PM 22° Rain 52% 4 mph ESE 97%
11 PM 22° Overcast 44% 4 mph SE 98%
12 AM 21° Overcast 44% 3 mph SSE 98%
1 AM 22° Overcast 38% 3 mph SSE 97%
2 AM 22° Overcast 35% 3 mph SSE 97%
3 AM 21° Overcast 36% 2 mph SE 98%
4 AM 21° Overcast 36% 2 mph ESE 98%
5 AM 19° Overcast 36% 2 mph ESE 97%
6 AM 19° Overcast 36% 3 mph SE 96%
7 AM 19° Mostly Cloudy 38% 4 mph SE 96%
8 AM 20° Mostly Cloudy 30% 4 mph SSE 92%
9 AM 21° Mostly Cloudy 41% 3 mph SSE 86%
10 AM 22° Mostly Cloudy 41% 3 mph S 80%
11 AM 23° Mostly Cloudy 40% 3 mph SSW 76%
12 PM 23° Mostly Cloudy 49% 4 mph SW 74%
1 PM 26° Partly Cloudy 49% 4 mph SW 71%
2 PM 27° Partly Cloudy 54% 4 mph SW 69%
3 PM 28° Partly Cloudy 44% 4 mph SW 67%
4 PM 28° Partly Cloudy 40% 5 mph SW 65%
5 PM 27° Partly Cloudy 40% 5 mph SSW 66%
6 PM 27° Mostly Clear 34% 5 mph SSW 70%
15-Day Forecast
Today
8/21
Rain
74%
19°
27°
Sat
8/22
Partly Cloudy
49%
19°
31°
Sun
8/23
Clear
12%
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
73%
19°
32°
Fri
8/28
Rain
63%
20°
33°
Sat
8/29
Rain
66%
19°
34°
Sun
8/30
Rain
72%
19°
34°
Mon
8/31
Drizzle
56%
19°
35°
Tue
9/1
Drizzle
60%
23°
34°
Wed
9/2
Drizzle
60%
22°
34°
Thu
9/3
Drizzle
60%
22°
33°
Fri
9/4
Drizzle
60%
22°
33°
47
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
41 AQI 7.3 µg/m³
O3
Ground-level ozone
Dominant
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 47 Good 47 41
Sun 40 Good 40 23
Mon 37 Good 37 29
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 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE776 J/kg
MLCAPE771 J/kg
MUCAPE825 J/kg
SBCIN-22 J/kg
MLCIN-6 J/kg
Lifted Index-3.7
Kinematics
0–6 km Shear27 kt
0–1 km Shear9 kt
Eff. Shear24 kt
0–1 km SRH49
0–3 km SRH89
Eff. SRH89
Storm Motion295° @ 15 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.9
K-Index37.7
Thermo & Levels
PWAT2.21 in
0–3 km LR5.3 °C/km
700–500 LR5.8 °C/km
Total Totals47.7
LCL966 hPa
LFC864 hPa
EL256 hPa
Freezing Lvl13,589 ft