Heat Advisory — Stewart, TN, Montgomery, TN, Houston, TN, Humphreys, TN, Dickson, TN, Perry, TN, Hickman, TN, Lewis, TN, Wayne, TN, Lawrence, TN, Robertson, TN, Sumner, TN, Macon, TN, Cheatham, TN, Davidson, TN, Wilson, TN, Trousdale, TN, Smith, TN, Williamson, TN, Maury, TN, Marshall, TN, Rutherford, TN, Bedford, TN, Giles, TN 8:00 PM

Wilson County, Middle Tennessee, Tennessee, United States

Last updated: 4:32 AM CDT  ·  Refresh
23°C
Feels like 26°
Rain
▲ 33°  /  ▼ 23°
Wind
6 mph WSW
Humidity
94%
Dew Point
22°
Pressure
29.18 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
94%
Sunrise
5:48 AM
Sunset
7:54 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Wilson County is currently rain at 23°C. Precipitation is likely — peak probability 66% around 4 AM. Atmospheric instability is elevated (CAPE up to 3173 J/kg) — isolated convective development possible. Sunrise: 5:48AM · Sunset: 7:54PM.

Alerts

Heat Advisory
Stewart, TN, Montgomery, TN, Houston, TN, Humphreys, TN, Dickson, TN, Perry, TN, Hickman, TN, Lewis, TN, Wayne, TN, Lawrence, TN, Robertson, TN, Sumner, TN, Macon, TN, Cheatham, TN, Davidson, TN, Wilson, TN, Trousdale, TN, Smith, TN, Williamson, TN, Maury, TN, Marshall, TN, Rutherford, TN, Bedford, TN, Giles, TN
Expires 8:00 PM
44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
66%
5 AM
22°
60%
6 AM
22°
43%
7 AM
22°
23%
8 AM
23°
23%
9 AM
25°
23%
10 AM
27°
23%
11 AM
28°
17%
12 PM
29°
16%
1 PM
32°
9%
2 PM
32°
9%
3 PM
33°
9%
4 PM
33°
18%
5 PM
33°
18%
6 PM
32°
21%
7 PM
31°
22%
8 PM
31°
22%
9 PM
28°
22%
10 PM
28°
23%
11 PM
27°
17%
12 AM
27°
17%
1 AM
27°
18%
2 AM
27°
18%
3 AM
27°
18%
7-Day Forecast
Today
33° 23°
Partly Cloudy with a 66% chance of rain.
Tue
36° 23°
Mostly Clear with a 50% chance of rain.
Wed
31° 19°
Partly Cloudy.
Thu
29° 18°
Clear with a 42% chance of rain.
Fri
28° 18°
Rain, 73% chance.
Sat
28° 19°
Heavy Rain, 80% chance.
Sun
28° 20°
Drizzle, 66% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 66% 6 mph WSW 94%
5 AM 22° Overcast 60% 6 mph S 94%
6 AM 22° Overcast 43% 6 mph SSE 95%
7 AM 22° Mostly Cloudy 23% 4 mph SSE 93%
8 AM 23° Mostly Cloudy 23% 3 mph SSE 88%
9 AM 25° Mostly Cloudy 23% 3 mph S 83%
10 AM 27° Partly Cloudy 23% 2 mph WSW 78%
11 AM 28° Mostly Clear 17% 3 mph W 72%
12 PM 29° Mostly Clear 16% 3 mph W 66%
1 PM 32° Mostly Clear 9% 4 mph W 62%
2 PM 32° Mostly Clear 9% 3 mph WNW 61%
3 PM 33° Mostly Clear 9% 3 mph WNW 60%
4 PM 33° Mostly Clear 18% 3 mph W 62%
5 PM 33° Partly Cloudy 18% 3 mph SW 66%
6 PM 32° Partly Cloudy 21% 3 mph SSW 71%
7 PM 31° Partly Cloudy 22% 4 mph S 75%
8 PM 31° Mostly Cloudy 22% 4 mph S 78%
9 PM 28° Mostly Cloudy 22% 4 mph S 80%
10 PM 28° Mostly Cloudy 23% 4 mph S 82%
11 PM 27° Mostly Cloudy 17% 4 mph S 83%
12 AM 27° Mostly Cloudy 17% 5 mph SSW 84%
1 AM 27° Mostly Cloudy 18% 6 mph SSW 85%
2 AM 27° Partly Cloudy 18% 6 mph SSW 87%
3 AM 27° Partly Cloudy 18% 6 mph SSW 88%
15-Day Forecast
Today
7/27
Partly Cloudy
66%
23°
33°
Tue
7/28
Mostly Clear
50%
23°
36°
Wed
7/29
Partly Cloudy
12%
19°
31°
Thu
7/30
Clear
42%
18°
29°
Fri
7/31
Rain
73%
18°
28°
Sat
8/1
Heavy Rain
80%
19°
28°
Sun
8/2
Drizzle
66%
20°
28°
Mon
8/3
Drizzle
53%
20°
31°
Tue
8/4
Drizzle
58%
21°
32°
Wed
8/5
Drizzle
66%
22°
32°
Thu
8/6
Drizzle
67%
22°
34°
Fri
8/7
Drizzle
60%
22°
34°
Sat
8/8
Drizzle
60%
22°
33°
Sun
8/9
Drizzle
60%
21°
33°
Mon
8/10
Drizzle
60%
21°
32°
44
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
44 AQI 8.1 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 37 44
Tue 55 Moderate 45 55
Wed 49 Good 41 49
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 Mon Jul 27, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE541 J/kg
MLCAPE596 J/kg
MUCAPE885 J/kg
SBCIN-136 J/kg
MLCIN0 J/kg
Lifted Index-2.0
Kinematics
0–6 km Shear24 kt
0–1 km Shear9 kt
Eff. Shear26 kt
0–1 km SRH-30
0–3 km SRH-74
Eff. SRH-74
Storm Motion286° @ 16 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.2
Thermo & Levels
PWAT2.16 in
0–3 km LR4.7 °C/km
700–500 LR5.5 °C/km
Total Totals45.6
LCL974 hPa
LFC722 hPa
EL215 hPa
Freezing Lvl14,541 ft