Extreme Heat Warning — Stewart, TN, Montgomery, TN, Houston, TN, Humphreys, TN, Dickson, TN, Perry, TN, Hickman, TN, Lewis, TN, Wayne, TN, Lawrence, TN 8:00 PM 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

Stewart County, Middle Tennessee, Tennessee, United States

Last updated: 1:57 AM CDT  ·  Refresh
24°C
Feels like 28°
Mostly Cloudy
▲ 36°  /  ▼ 26°
Wind
6 mph WSW
Humidity
92%
Dew Point
23°
Pressure
29.39 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
74%
Sunrise
5:53 AM
Sunset
8:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Stewart County is currently mostly cloudy at 25°C. Precipitation is likely — peak probability 57% around 1 AM. Atmospheric instability is elevated (CAPE up to 3956 J/kg) — isolated convective development possible. Sunrise: 5:53AM · Sunset: 8:01PM.

37 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
57%
2 AM
24°
56%
3 AM
24°
55%
4 AM
23°
41%
5 AM
23°
30%
6 AM
23°
25%
7 AM
25°
36%
8 AM
27°
25%
9 AM
28°
25%
10 AM
30°
17%
11 AM
31°
22%
12 PM
34°
21%
1 PM
34°
22%
2 PM
35°
23%
3 PM
35°
23%
4 PM
35°
23%
5 PM
34°
20%
6 PM
33°
20%
7 PM
32°
20%
8 PM
30°
21%
9 PM
29°
11%
10 PM
29°
11%
11 PM
28°
12%
12 AM
29°
5%
7-Day Forecast
Today
36° 26°
Mostly Clear with a 57% chance of rain.
Tue
37° 23°
Mostly Clear with a 56% chance of rain.
Wed
32° 19°
Mostly Clear.
Thu
29° 18°
Clear with a 48% chance of rain.
Fri
28° 19°
Rain, 82% chance.
Sat
27° 19°
Heavy Rain, 82% chance.
Sun
28° 19°
Rain, 28% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Mostly Cloudy 57% 6 mph WSW 92%
2 AM 24° Mostly Cloudy 56% 8 mph NE 93%
3 AM 24° Partly Cloudy 55% 10 mph NE 93%
4 AM 23° Partly Cloudy 41% 7 mph NNE 93%
5 AM 23° Mostly Cloudy 30% 4 mph W 93%
6 AM 23° Overcast 25% 3 mph SW 93%
7 AM 25° Partly Cloudy 36% 4 mph SW 88%
8 AM 27° Partly Cloudy 25% 5 mph WSW 84%
9 AM 28° Clear 25% 6 mph WSW 80%
10 AM 30° Mostly Clear 17% 5 mph W 74%
11 AM 31° Mostly Clear 22% 5 mph W 68%
12 PM 34° Mostly Clear 21% 5 mph W 62%
1 PM 34° Mostly Clear 22% 5 mph W 61%
2 PM 35° Mostly Clear 23% 5 mph W 61%
3 PM 35° Mostly Clear 23% 6 mph WSW 60%
4 PM 35° Mostly Clear 23% 5 mph WSW 64%
5 PM 34° Mostly Clear 20% 5 mph WSW 69%
6 PM 33° Clear 20% 5 mph WSW 76%
7 PM 32° Mostly Clear 20% 5 mph SW 79%
8 PM 30° Mostly Clear 21% 5 mph SW 82%
9 PM 29° Partly Cloudy 11% 6 mph SW 84%
10 PM 29° Partly Cloudy 11% 6 mph SW 85%
11 PM 28° Partly Cloudy 12% 6 mph SW 86%
12 AM 29° Partly Cloudy 5% 6 mph SW 86%
15-Day Forecast
Today
7/27
Mostly Clear
57%
26°
36°
Tue
7/28
Mostly Clear
56%
23°
37°
Wed
7/29
Mostly Clear
14%
19°
32°
Thu
7/30
Clear
48%
18°
29°
Fri
7/31
Rain
82%
19°
28°
Sat
8/1
Heavy Rain
82%
19°
27°
Sun
8/2
Rain
28%
19°
28°
Mon
8/3
Rain
68%
20°
31°
Tue
8/4
Rain
68%
21°
33°
Wed
8/5
Drizzle
51%
22°
34°
Thu
8/6
Drizzle
60%
21°
32°
Fri
8/7
Drizzle
60%
20°
32°
Sat
8/8
Drizzle
60%
21°
33°
Sun
8/9
Drizzle
60%
21°
33°
Mon
8/10
Drizzle
60%
22°
33°
37
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
37 AQI 6.8 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 37 Good 32 37
Tue 54 Moderate 32 54
Wed 43 Good 37 43
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, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1195 J/kg
MLCAPE1171 J/kg
MUCAPE2390 J/kg
SBCIN-177 J/kg
MLCIN0 J/kg
Lifted Index-4.3
Kinematics
0–6 km Shear30 kt
0–1 km Shear16 kt
Eff. Shear32 kt
0–1 km SRH-8
0–3 km SRH-18
Eff. SRH-18
Storm Motion290° @ 25 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.4
Thermo & Levels
PWAT2.38 in
0–3 km LR4.4 °C/km
700–500 LR6.3 °C/km
Total Totals52.4
LCL978 hPa
LFC710 hPa
EL189 hPa
Freezing Lvl14,895 ft