Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM Flood Advisory — Cabarrus County, NC, Mecklenburg County, NC, Union County, NC 7:15 PM Flood Advisory — Mecklenburg County, NC, Union County, NC 9:45 PM

Mecklenburg County, North Carolina, United States

Last updated: 6:35 PM CDT  ·  Refresh
23°C
Feels like 26°
Overcast
▲ 30°  /  ▼ 19°
Wind
6 mph E
Humidity
88%
Dew Point
22°
Pressure
29.22 inHg
Visibility
10 mi
UV Index
0.5
Cloud Cover
96%
Sunrise
6:47 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mecklenburg County is currently overcast at 23°C. Precipitation is likely — peak probability 70% around 9 PM. Atmospheric instability is elevated (CAPE up to 1307 J/kg) — isolated convective development possible. Sunrise: 6:47AM · Sunset: 8:04PM.

Alerts

Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
Flood Advisory
Cabarrus County, NC, Mecklenburg County, NC, Union County, NC
Expires 7:15 PM
Flood Advisory
Mecklenburg County, NC, Union County, NC
Expires 9:45 PM
49 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
57%
8 PM
24°
70%
9 PM
22°
70%
10 PM
22°
62%
11 PM
22°
61%
12 AM
22°
52%
1 AM
21°
44%
2 AM
21°
45%
3 AM
21°
45%
4 AM
21°
34%
5 AM
19°
19%
6 AM
19°
24%
7 AM
19°
21%
8 AM
20°
32%
9 AM
22°
28%
10 AM
23°
23%
11 AM
24°
19%
12 PM
25°
19%
1 PM
27°
19%
2 PM
28°
21%
3 PM
28°
31%
4 PM
28°
31%
5 PM
28°
31%
6 PM
29°
36%
7-Day Forecast
Tonight
30° 19°
Overcast with a 62% chance of rain.
Sat
31° 19°
Partly Cloudy with a 44% chance of rain.
Sun
31° 19°
Mostly Clear.
Mon
31° 18°
Clear with a 39% chance of rain.
Tue
31° 17°
Mostly Clear.
Wed
31° 18°
Heavy Rain, 80% chance.
Thu
29° 19°
Rain, 83% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Overcast 57% 6 mph E 88%
8 PM 24° Overcast 70% 6 mph ESE 92%
9 PM 22° Overcast 70% 5 mph ESE 94%
10 PM 22° Overcast 62% 5 mph ESE 96%
11 PM 22° Overcast 61% 4 mph SE 96%
12 AM 22° Overcast 52% 3 mph S 96%
1 AM 21° Drizzle 44% 3 mph W 95%
2 AM 21° Rain 45% 3 mph W 95%
3 AM 21° Mostly Cloudy 45% 3 mph W 95%
4 AM 21° Mostly Cloudy 34% 3 mph WNW 95%
5 AM 19° Fog 19% 3 mph WNW 95%
6 AM 19° Fog 24% 3 mph NE 95%
7 AM 19° Overcast 21% 3 mph E 95%
8 AM 20° Overcast 32% 3 mph E 92%
9 AM 22° Mostly Cloudy 28% 2 mph SE 87%
10 AM 23° Mostly Cloudy 23% 2 mph WSW 82%
11 AM 24° Mostly Cloudy 19% 2 mph W 76%
12 PM 25° Mostly Cloudy 19% 2 mph WSW 70%
1 PM 27° Mostly Cloudy 19% 2 mph WSW 64%
2 PM 28° Partly Cloudy 21% 2 mph SW 60%
3 PM 28° Partly Cloudy 31% 2 mph SW 58%
4 PM 28° Partly Cloudy 31% 3 mph SSW 55%
5 PM 28° Mostly Clear 31% 3 mph SSW 57%
6 PM 29° Clear 36% 3 mph SW 61%
15-Day Forecast
Today
8/21
Overcast
62%
19°
30°
Sat
8/22
Partly Cloudy
44%
19°
31°
Sun
8/23
Mostly Clear
6%
19°
31°
Mon
8/24
Clear
39%
18°
31°
Tue
8/25
Mostly Clear
19%
17°
31°
Wed
8/26
Heavy Rain
80%
18°
31°
Thu
8/27
Rain
83%
19°
29°
Fri
8/28
Rain
63%
21°
32°
Sat
8/29
Rain
73%
19°
33°
Sun
8/30
Drizzle
54%
19°
32°
Mon
8/31
Drizzle
56%
19°
38°
Tue
9/1
Drizzle
60%
22°
35°
Wed
9/2
Drizzle
60%
21°
32°
Thu
9/3
Drizzle
60%
21°
32°
Fri
9/4
Rain
90%
21°
31°
49
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
39 AQI 7.0 µg/m³
O3
Ground-level ozone
Dominant
49 AQI 53 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 49 Good 49 39
Sun 51 Moderate 51 32
Mon 38 Good 38 38
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
SBCAPE445 J/kg
MLCAPE757 J/kg
MUCAPE1321 J/kg
SBCIN-72 J/kg
MLCIN-31 J/kg
Lifted Index-2.1
Kinematics
0–6 km Shear24 kt
0–1 km Shear7 kt
Eff. Shear24 kt
0–1 km SRH44
0–3 km SRH170
Eff. SRH170
Storm Motion285° @ 20 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell2.7
K-Index36.6
Thermo & Levels
PWAT2.06 in
0–3 km LR5.3 °C/km
700–500 LR5.2 °C/km
Total Totals47.5
LCL972 hPa
LFC780 hPa
EL334 hPa
Freezing Lvl14,042 ft