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: 8:34 PM CDT  ·  Refresh
21°C
Feels like 24°
Rain
▲ 27°  /  ▼ 19°
Wind
4 mph ESE
Humidity
97%
Dew Point
21°
Pressure
29.36 inHg
Visibility
1 mi
UV Index
0.0
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 21°C. Precipitation is likely — peak probability 70% around 10 PM. Atmospheric instability is elevated (CAPE up to 1061 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
21°
61%
10 PM
21°
70%
11 PM
21°
60%
12 AM
21°
59%
1 AM
21°
51%
2 AM
21°
32%
3 AM
21°
31%
4 AM
21°
20%
5 AM
19°
20%
6 AM
19°
32%
7 AM
19°
35%
8 AM
20°
24%
9 AM
21°
24%
10 AM
22°
24%
11 AM
23°
27%
12 PM
24°
37%
1 PM
27°
37%
2 PM
27°
33%
3 PM
28°
20%
4 PM
29°
17%
5 PM
28°
17%
6 PM
27°
17%
7 PM
26°
17%
8 PM
26°
18%
7-Day Forecast
Tonight
27° 19°
Rain, 61% chance.
Sat
30° 19°
Mostly Cloudy with a 59% chance of rain.
Sun
32° 19°
Clear.
Mon
31° 17°
Mostly Clear with a 60% chance of rain.
Tue
32° 16°
Mostly Clear with a 29% chance of rain.
Wed
33° 18°
Rain, 70% chance.
Thu
31° 19°
Rain, 78% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Rain 61% 4 mph ESE 97%
10 PM 21° Rain 70% 4 mph ESE 98%
11 PM 21° Overcast 60% 3 mph SE 98%
12 AM 21° Overcast 59% 3 mph S 98%
1 AM 21° Overcast 51% 4 mph S 97%
2 AM 21° Overcast 32% 4 mph S 97%
3 AM 21° Overcast 31% 3 mph SSE 97%
4 AM 21° Overcast 20% 3 mph SSE 97%
5 AM 19° Overcast 20% 2 mph SSE 97%
6 AM 19° Overcast 32% 3 mph SSE 97%
7 AM 19° Mostly Cloudy 35% 3 mph S 96%
8 AM 20° Mostly Cloudy 24% 3 mph S 92%
9 AM 21° Mostly Cloudy 24% 3 mph SSW 86%
10 AM 22° Mostly Cloudy 24% 3 mph SW 81%
11 AM 23° Mostly Cloudy 27% 3 mph WSW 77%
12 PM 24° Mostly Cloudy 37% 4 mph WSW 74%
1 PM 27° Mostly Cloudy 37% 4 mph WSW 72%
2 PM 27° Partly Cloudy 33% 4 mph SW 69%
3 PM 28° Partly Cloudy 20% 4 mph SW 66%
4 PM 29° Partly Cloudy 17% 4 mph SSW 63%
5 PM 28° Partly Cloudy 17% 4 mph SSW 64%
6 PM 27° Partly Cloudy 17% 4 mph SSW 68%
7 PM 26° Partly Cloudy 17% 4 mph SSW 72%
8 PM 26° Partly Cloudy 18% 3 mph SSW 76%
15-Day Forecast
Today
8/21
Rain
61%
19°
27°
Sat
8/22
Mostly Cloudy
59%
19°
30°
Sun
8/23
Clear
7%
19°
32°
Mon
8/24
Mostly Clear
60%
17°
31°
Tue
8/25
Mostly Clear
29%
16°
32°
Wed
8/26
Rain
70%
18°
33°
Thu
8/27
Rain
78%
19°
31°
Fri
8/28
Rain
63%
21°
34°
Sat
8/29
Drizzle
68%
18°
34°
Sun
8/30
Rain
68%
19°
34°
Mon
8/31
Drizzle
60%
20°
35°
Tue
9/1
Drizzle
60%
23°
36°
Wed
9/2
Drizzle
60%
23°
33°
Thu
9/3
Drizzle
60%
22°
34°
Fri
9/4
Drizzle
60%
21°
34°
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
Today 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, 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
SBCAPE57 J/kg
MLCAPE404 J/kg
MUCAPE655 J/kg
SBCIN-153 J/kg
MLCIN-33 J/kg
Lifted Index-0.1
Kinematics
0–6 km Shear21 kt
0–1 km Shear8 kt
Eff. Shear23 kt
0–1 km SRH44
0–3 km SRH104
Eff. SRH103
Storm Motion285° @ 14 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.8
K-Index37.9
Thermo & Levels
PWAT2.24 in
0–3 km LR4.4 °C/km
700–500 LR5.5 °C/km
Total Totals46.9
LCL988 hPa
LFC682 hPa
EL497 hPa
Freezing Lvl14,052 ft