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

Stewart County, Middle Tennessee, Tennessee, United States

Last updated: 3:52 PM CDT  ·  Refresh
33°C
Feels like 37°
Clear
▲ 33°  /  ▼ 21°
Wind
5 mph WNW
Humidity
54%
Dew Point
21°
Pressure
29.45 inHg
Visibility
10 mi
UV Index
7.0
Cloud Cover
3%
Sunrise
6:32 AM
Sunset
7:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Stewart County is currently clear at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1670 J/kg) — isolated convective development possible. Sunrise: 6:32AM · Sunset: 7:01PM.

Alerts

Heat Advisory
Stewart, TN, Montgomery, TN, Robertson, TN, Sumner, TN, Macon, TN, Clay, TN, Houston, TN, Humphreys, TN, Dickson, TN, Cheatham, TN, Davidson, TN, Wilson, TN, Trousdale, TN, Smith, TN, Jackson, TN, Putnam, TN, Perry, TN, Hickman, TN, Lewis, TN, Williamson, TN, Maury, TN, Marshall, TN, Rutherford, TN, Cannon, TN, De Kalb, TN, Bedford, TN, Wayne, TN, Lawrence, TN, Giles, TN
Expires 8:00 PM
38 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
18%
4 PM
33°
37%
5 PM
32°
31%
6 PM
31°
36%
7 PM
29°
35%
8 PM
27°
21%
9 PM
27°
21%
10 PM
26°
21%
11 PM
26°
22%
12 AM
24°
8%
1 AM
24°
8%
2 AM
23°
9%
3 AM
23°
9%
4 AM
22°
9%
5 AM
22°
5%
6 AM
22°
3%
7 AM
22°
3%
8 AM
23°
3%
9 AM
23°
3%
10 AM
26°
3%
11 AM
26°
3%
12 PM
28°
3%
1 PM
29°
3%
2 PM
29°
3%
7-Day Forecast
Today
33° 21°
Clear with a 36% chance of rain.
Mon
33° 22°
Mostly Clear.
Tue
38° 23°
Clear.
Wed
37° 24°
Clear.
Thu
38° 23°
Clear.
Fri
37° 22°
Clear.
Sat
37° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 18% 5 mph WNW 54%
4 PM 33° Clear 37% 5 mph WNW 58%
5 PM 32° Clear 31% 4 mph NW 63%
6 PM 31° Mostly Clear 36% 3 mph NNW 69%
7 PM 29° Mostly Clear 35% 3 mph N 72%
8 PM 27° Partly Cloudy 21% 4 mph N 74%
9 PM 27° Partly Cloudy 21% 3 mph N 76%
10 PM 26° Mostly Cloudy 21% 2 mph NW 78%
11 PM 26° Mostly Cloudy 22% 3 mph NNW 79%
12 AM 24° Mostly Cloudy 8% 3 mph N 80%
1 AM 24° Partly Cloudy 8% 4 mph NNE 82%
2 AM 23° Mostly Clear 9% 5 mph NNE 85%
3 AM 23° Clear 9% 6 mph NE 87%
4 AM 22° Clear 9% 6 mph NE 88%
5 AM 22° Clear 5% 7 mph NE 88%
6 AM 22° Clear 3% 7 mph NE 87%
7 AM 22° Mostly Clear 3% 7 mph NE 83%
8 AM 23° Mostly Clear 3% 8 mph ENE 78%
9 AM 23° Partly Cloudy 3% 8 mph ENE 74%
10 AM 26° Partly Cloudy 3% 8 mph ENE 71%
11 AM 26° Mostly Clear 3% 8 mph ENE 68%
12 PM 28° Mostly Clear 3% 8 mph ENE 66%
1 PM 29° Mostly Clear 3% 8 mph ENE 65%
2 PM 29° Clear 3% 8 mph ENE 65%
15-Day Forecast
Today
9/13
Clear
36%
21°
33°
Mon
9/14
Mostly Clear
9%
22°
33°
Tue
9/15
Clear
3%
23°
38°
Wed
9/16
Clear
3%
24°
37°
Thu
9/17
Clear
19%
23°
38°
Fri
9/18
Clear
19%
22°
37°
Sat
9/19
Clear
19%
21°
37°
Sun
9/20
Clear
60%
19°
33°
Mon
9/21
Drizzle
60%
18°
34°
Tue
9/22
Drizzle
60%
14°
29°
Wed
9/23
Drizzle
60%
11°
29°
Thu
9/24
Drizzle
60%
16°
29°
Fri
9/25
Drizzle
60%
16°
29°
Sat
9/26
Clear
60%
16°
29°
Sun
9/27
Drizzle
60%
16°
30°
38
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
38 AQI 6.9 µg/m³
O3
Ground-level ozone
Dominant
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 38 Good 38 38
Tue 44 Good 40 44
Wed 48 Good 35 48
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 Sun Sep 13, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1902 J/kg
MLCAPE1434 J/kg
MUCAPE1902 J/kg
SBCIN-24 J/kg
MLCIN-7 J/kg
Lifted Index-4.6
Kinematics
0–6 km Shear13 kt
0–1 km Shear3 kt
Eff. Shear13 kt
0–1 km SRH11
0–3 km SRH15
Eff. SRH15
Storm Motion339° @ 19 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.6
Thermo & Levels
PWAT1.95 in
0–3 km LR8.1 °C/km
700–500 LR5.4 °C/km
Total Totals48.7
LCL838 hPa
LFC827 hPa
EL157 hPa
Freezing Lvl15,394 ft