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: 7:34 PM CDT  ·  Refresh
22°C
Feels like 24°
Thunderstorm
▲ 27°  /  ▼ 19°
Wind
7 mph E
Humidity
96%
Dew Point
22°
Pressure
29.36 inHg
Visibility
2 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 thunderstorm at 22°C. Precipitation is likely — peak probability 77% around 8 PM. Atmospheric instability is elevated (CAPE up to 967 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
22°
76%
9 PM
22°
75%
10 PM
22°
70%
11 PM
21°
49%
12 AM
21°
60%
1 AM
22°
42%
2 AM
22°
35%
3 AM
21°
35%
4 AM
21°
25%
5 AM
19°
25%
6 AM
19°
36%
7 AM
19°
37%
8 AM
20°
30%
9 AM
21°
41%
10 AM
22°
41%
11 AM
23°
41%
12 PM
23°
49%
1 PM
26°
49%
2 PM
27°
47%
3 PM
28°
34%
4 PM
28°
31%
5 PM
27°
31%
6 PM
26°
31%
7 PM
26°
20%
7-Day Forecast
Tonight
27° 19°
Thunderstorm, 76% chance.
Sat
31° 19°
Mostly Cloudy with a 47% chance of rain.
Sun
32° 19°
Clear.
Mon
31° 17°
Clear with a 60% chance of rain.
Tue
32° 16°
Mostly Clear.
Wed
33° 18°
Rain, 69% chance.
Thu
32° 19°
Rain, 79% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Thunderstorm 76% 7 mph E 96%
9 PM 22° Rain 75% 6 mph ESE 97%
10 PM 22° Overcast 70% 5 mph SE 98%
11 PM 21° Overcast 49% 4 mph SSE 98%
12 AM 21° Overcast 60% 4 mph S 98%
1 AM 22° Overcast 42% 4 mph S 97%
2 AM 22° Overcast 35% 4 mph S 97%
3 AM 21° Overcast 35% 3 mph S 97%
4 AM 21° Overcast 25% 3 mph SE 97%
5 AM 19° Overcast 25% 3 mph SE 97%
6 AM 19° Overcast 36% 3 mph SE 97%
7 AM 19° Mostly Cloudy 37% 3 mph SSE 96%
8 AM 20° Mostly Cloudy 30% 3 mph SSE 92%
9 AM 21° Mostly Cloudy 41% 3 mph S 86%
10 AM 22° Mostly Cloudy 41% 3 mph SSW 80%
11 AM 23° Mostly Cloudy 41% 3 mph SW 77%
12 PM 23° Mostly Cloudy 49% 4 mph SW 74%
1 PM 26° Partly Cloudy 49% 4 mph SW 72%
2 PM 27° Partly Cloudy 47% 4 mph SW 68%
3 PM 28° Partly Cloudy 34% 4 mph SSW 66%
4 PM 28° Partly Cloudy 31% 4 mph SSW 63%
5 PM 27° Partly Cloudy 31% 4 mph SSW 64%
6 PM 26° Partly Cloudy 31% 4 mph SSW 68%
7 PM 26° Mostly Clear 20% 4 mph SSW 72%
15-Day Forecast
Today
8/21
Thunderstorm
76%
19°
27°
Sat
8/22
Mostly Cloudy
47%
19°
31°
Sun
8/23
Clear
12%
19°
32°
Mon
8/24
Clear
60%
17°
31°
Tue
8/25
Mostly Clear
7%
16°
32°
Wed
8/26
Rain
69%
18°
33°
Thu
8/27
Rain
79%
19°
32°
Fri
8/28
Rain
63%
21°
33°
Sat
8/29
Drizzle
66%
19°
34°
Sun
8/30
Rain
72%
19°
34°
Mon
8/31
Drizzle
60%
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
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
SBCAPE333 J/kg
MLCAPE558 J/kg
MUCAPE872 J/kg
SBCIN-71 J/kg
MLCIN-28 J/kg
Lifted Index-1.9
Kinematics
0–6 km Shear21 kt
0–1 km Shear10 kt
Eff. Shear21 kt
0–1 km SRH44
0–3 km SRH113
Eff. SRH113
Storm Motion283° @ 16 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.0
K-Index40.7
Thermo & Levels
PWAT2.34 in
0–3 km LR4.8 °C/km
700–500 LR5.6 °C/km
Total Totals48.6
LCL985 hPa
LFC740 hPa
EL338 hPa
Freezing Lvl13,809 ft