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

Stewart County, Middle Tennessee, Tennessee, United States

Last updated: 5:20 AM CDT  ·  Refresh
24°C
Feels like 27°
Clear
▲ 33°  /  ▼ 24°
Wind
4 mph S
Humidity
84%
Dew Point
22°
Pressure
29.54 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
6:05 AM
Sunset
7:46 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Stewart County is currently clear at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2887 J/kg) — isolated convective development possible. Sunrise: 6:05AM · Sunset: 7:46PM.

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
33 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
9%
6 AM
22°
18%
7 AM
23°
18%
8 AM
25°
18%
9 AM
27°
18%
10 AM
28°
11%
11 AM
29°
11%
12 PM
31°
8%
1 PM
32°
7%
2 PM
33°
12%
3 PM
33°
15%
4 PM
32°
15%
5 PM
32°
14%
6 PM
31°
10%
7 PM
30°
7%
8 PM
29°
9%
9 PM
27°
9%
10 PM
27°
9%
11 PM
26°
7%
12 AM
26°
10%
1 AM
26°
8%
2 AM
26°
14%
3 AM
26°
15%
4 AM
26°
24%
7-Day Forecast
Today
33° 24°
Mostly Clear.
Wed
34° 24°
Partly Cloudy with a 29% chance of rain.
Thu
36° 24°
Mostly Cloudy with a 25% chance of rain.
Fri
34° 24°
Clear with a 25% chance of rain.
Sat
37° 23°
Clear.
Sun
37° 24°
Clear.
Mon
34° 22°
Partly Cloudy with a 24% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 24° Clear 9% 4 mph S 84%
6 AM 22° Clear 18% 5 mph SSW 85%
7 AM 23° Clear 18% 6 mph SSW 83%
8 AM 25° Clear 18% 8 mph SW 76%
9 AM 27° Clear 18% 8 mph SW 71%
10 AM 28° Clear 11% 8 mph WSW 67%
11 AM 29° Mostly Clear 11% 9 mph WSW 63%
12 PM 31° Mostly Clear 8% 9 mph WSW 59%
1 PM 32° Mostly Clear 7% 9 mph WSW 56%
2 PM 33° Mostly Clear 12% 9 mph SW 55%
3 PM 33° Mostly Clear 15% 9 mph SW 54%
4 PM 32° Clear 15% 9 mph SW 56%
5 PM 32° Clear 14% 8 mph SW 61%
6 PM 31° Clear 10% 7 mph SW 66%
7 PM 30° Clear 7% 6 mph SW 71%
8 PM 29° Clear 9% 6 mph SW 73%
9 PM 27° Clear 9% 6 mph SSW 75%
10 PM 27° Clear 9% 6 mph SSW 76%
11 PM 26° Clear 7% 6 mph SSW 76%
12 AM 26° Mostly Clear 10% 6 mph SSW 77%
1 AM 26° Mostly Clear 8% 6 mph SSW 77%
2 AM 26° Clear 14% 6 mph SSW 77%
3 AM 26° Clear 15% 6 mph SW 78%
4 AM 26° Clear 24% 6 mph SW 78%
15-Day Forecast
Today
8/11
Mostly Clear
18%
24°
33°
Wed
8/12
Partly Cloudy
29%
24°
34°
Thu
8/13
Mostly Cloudy
25%
24°
36°
Fri
8/14
Clear
25%
24°
34°
Sat
8/15
Clear
7%
23°
37°
Sun
8/16
Clear
7%
24°
37°
Mon
8/17
Partly Cloudy
24%
22°
34°
Tue
8/18
Clear
34%
20°
33°
Wed
8/19
Clear
34%
21°
35°
Thu
8/20
Clear
35%
22°
33°
Fri
8/21
Clear
46%
22°
33°
Sat
8/22
Drizzle
60%
22°
34°
Sun
8/23
Drizzle
60%
21°
33°
Mon
8/24
Drizzle
60%
21°
32°
Tue
8/25
Drizzle
60%
21°
32°
33
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
33 AQI 5.9 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 33 Good 32 33
Wed 32 Good 32 21
Thu 31 Good 31 27
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
SBCAPE932 J/kg
MLCAPE1167 J/kg
MUCAPE1400 J/kg
SBCIN-328 J/kg
MLCIN0 J/kg
Lifted Index-4.3
Kinematics
0–6 km Shear11 kt
0–1 km Shear16 kt
Eff. Shear17 kt
0–1 km SRH111
0–3 km SRH52
Eff. SRH-29
Storm Motion331° @ 13 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.8
Thermo & Levels
PWAT1.64 in
0–3 km LR4.3 °C/km
700–500 LR7.3 °C/km
Total Totals49.8
LCL967 hPa
LFC643 hPa
EL210 hPa
Freezing Lvl14,944 ft