Heat Advisory — Stewart, TN, Montgomery, TN, Robertson, TN, Sumner, TN, Houston, TN, Humphreys, TN, Dickson, TN, Cheatham, TN, Davidson, TN, Wilson, TN, Trousdale, TN, Smith, TN, Perry, TN, Hickman, TN, Lewis, TN, Williamson, TN, Maury, TN, Rutherford, TN 9:00 PM

Trousdale County, Middle Tennessee, Tennessee, United States

Last updated: 5:21 AM CDT  ·  Refresh
23°C
Feels like 27°
Mostly Clear
▲ 33°  /  ▼ 23°
Wind
3 mph S
Humidity
93%
Dew Point
22°
Pressure
29.46 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
14%
Sunrise
5:59 AM
Sunset
7:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Trousdale County is currently mostly clear at 23°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3540 J/kg) — isolated convective development possible. Sunrise: 5:59AM · Sunset: 7:39PM.

Alerts

Heat Advisory
Stewart, TN, Montgomery, TN, Robertson, TN, Sumner, TN, Houston, TN, Humphreys, TN, Dickson, TN, Cheatham, TN, Davidson, TN, Wilson, TN, Trousdale, TN, Smith, TN, Perry, TN, Hickman, TN, Lewis, TN, Williamson, TN, Maury, TN, Rutherford, TN
Expires 9:00 PM
42 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
8%
6 AM
22°
25%
7 AM
23°
25%
8 AM
24°
25%
9 AM
27°
25%
10 AM
29°
25%
11 AM
30°
25%
12 PM
31°
17%
1 PM
32°
20%
2 PM
32°
23%
3 PM
33°
24%
4 PM
32°
48%
5 PM
32°
48%
6 PM
31°
42%
7 PM
29°
43%
8 PM
28°
44%
9 PM
26°
44%
10 PM
26°
29%
11 PM
25°
27%
12 AM
24°
24%
1 AM
24°
14%
2 AM
24°
14%
3 AM
24°
15%
4 AM
24°
15%
7-Day Forecast
Today
33° 23°
Mostly Clear with a 48% chance of rain.
Wed
34° 22°
Partly Cloudy with a 52% chance of rain.
Thu
34° 22°
Mostly Cloudy with a 45% chance of rain.
Fri
33° 23°
Clear with a 28% chance of rain.
Sat
34° 22°
Clear.
Sun
35° 24°
Clear with a 38% chance of rain.
Mon
33° 21°
Thunderstorm, 57% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 8% 3 mph S 93%
6 AM 22° Mostly Clear 25% 4 mph S 92%
7 AM 23° Mostly Clear 25% 4 mph SSW 89%
8 AM 24° Mostly Clear 25% 6 mph SW 83%
9 AM 27° Mostly Clear 25% 7 mph SW 77%
10 AM 29° Mostly Clear 25% 8 mph SW 72%
11 AM 30° Mostly Clear 25% 8 mph SW 67%
12 PM 31° Mostly Clear 17% 8 mph SW 62%
1 PM 32° Mostly Clear 20% 8 mph SW 59%
2 PM 32° Mostly Clear 23% 8 mph SW 59%
3 PM 33° Partly Cloudy 24% 8 mph SW 59%
4 PM 32° Partly Cloudy 48% 7 mph SW 61%
5 PM 32° Partly Cloudy 48% 7 mph SW 64%
6 PM 31° Partly Cloudy 42% 6 mph SSW 69%
7 PM 29° Partly Cloudy 43% 6 mph SSW 74%
8 PM 28° Partly Cloudy 44% 5 mph SSW 76%
9 PM 26° Partly Cloudy 44% 5 mph SSW 79%
10 PM 26° Partly Cloudy 29% 5 mph SSW 82%
11 PM 25° Mostly Clear 27% 5 mph SSW 84%
12 AM 24° Mostly Clear 24% 5 mph SSW 86%
1 AM 24° Mostly Clear 14% 5 mph SSW 87%
2 AM 24° Mostly Clear 14% 5 mph SSW 87%
3 AM 24° Partly Cloudy 15% 5 mph SSW 86%
4 AM 24° Partly Cloudy 15% 5 mph SSW 86%
15-Day Forecast
Today
8/11
Mostly Clear
48%
23°
33°
Wed
8/12
Partly Cloudy
52%
22°
34°
Thu
8/13
Mostly Cloudy
45%
22°
34°
Fri
8/14
Clear
28%
23°
33°
Sat
8/15
Clear
7%
22°
34°
Sun
8/16
Clear
38%
24°
35°
Mon
8/17
Thunderstorm
57%
21°
33°
Tue
8/18
Drizzle
53%
20°
32°
Wed
8/19
Clear
35%
20°
33°
Thu
8/20
Mostly Clear
32%
22°
32°
Fri
8/21
Clear
60%
21°
32°
Sat
8/22
Drizzle
60%
21°
33°
Sun
8/23
Drizzle
60%
21°
32°
Mon
8/24
Drizzle
60%
21°
32°
Tue
8/25
Drizzle
60%
20°
30°
42
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
42 AQI 7.5 µg/m³
O3
Ground-level ozone
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 42 Good 41 42
Wed 38 Good 38 33
Thu 38 Good 38 31
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 Tue Aug 11, 09:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1175 J/kg
MLCAPE1580 J/kg
MUCAPE2008 J/kg
SBCIN-222 J/kg
MLCIN0 J/kg
Lifted Index-5.2
Kinematics
0–6 km Shear16 kt
0–1 km Shear16 kt
Eff. Shear18 kt
0–1 km SRH103
0–3 km SRH51
Eff. SRH51
Storm Motion336° @ 14 kt
0–1 km EHI0.8
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index26.9
Thermo & Levels
PWAT1.72 in
0–3 km LR4.1 °C/km
700–500 LR7.4 °C/km
Total Totals50.8
LCL984 hPa
LFC660 hPa
EL200 hPa
Freezing Lvl14,879 ft