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

Houston County, Middle Tennessee, Tennessee, 37061, United States

Last updated: 4:55 PM CDT  ·  Refresh
33°C
Feels like 38°
Mostly Clear
▲ 33°  /  ▼ 21°
Wind
4 mph WNW
Humidity
55%
Dew Point
20°
Pressure
29.32 inHg
Visibility
10 mi
UV Index
5.4
Cloud Cover
14%
Sunrise
6:31 AM
Sunset
7:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Houston County is currently mostly clear at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1696 J/kg) — isolated convective development possible. Sunrise: 6:31AM · 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°
5%
5 PM
33°
6%
6 PM
31°
9%
7 PM
30°
9%
8 PM
27°
15%
9 PM
26°
12%
10 PM
25°
9%
11 PM
24°
8%
12 AM
24°
8%
1 AM
24°
8%
2 AM
23°
8%
3 AM
23°
8%
4 AM
22°
5%
5 AM
22°
5%
6 AM
22°
3%
7 AM
23°
3%
8 AM
23°
3%
9 AM
24°
3%
10 AM
25°
3%
11 AM
28°
3%
12 PM
31°
3%
1 PM
31°
3%
2 PM
31°
3%
3 PM
31°
3%
7-Day Forecast
Today
33° 21°
Mostly Clear.
Mon
33° 22°
Mostly Clear.
Tue
39° 23°
Clear.
Wed
37° 26°
Mostly Clear.
Thu
37° 23°
Clear.
Fri
37° 22°
Mostly Clear.
Sat
36° 21°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 5% 4 mph WNW 55%
5 PM 33° Mostly Clear 6% 3 mph NW 60%
6 PM 31° Mostly Clear 9% 3 mph NNW 68%
7 PM 30° Mostly Clear 9% 3 mph N 73%
8 PM 27° Partly Cloudy 15% 3 mph N 76%
9 PM 26° Partly Cloudy 12% 4 mph N 80%
10 PM 25° Partly Cloudy 9% 4 mph NNE 83%
11 PM 24° Partly Cloudy 8% 4 mph NNE 86%
12 AM 24° Partly Cloudy 8% 4 mph NE 87%
1 AM 24° Partly Cloudy 8% 4 mph NE 87%
2 AM 23° Partly Cloudy 8% 5 mph NE 87%
3 AM 23° Mostly Clear 8% 6 mph NE 87%
4 AM 22° Mostly Clear 5% 7 mph NE 87%
5 AM 22° Mostly Clear 5% 8 mph NE 87%
6 AM 22° Clear 3% 8 mph NE 86%
7 AM 23° Mostly Clear 3% 9 mph NE 83%
8 AM 23° Mostly Clear 3% 8 mph ENE 79%
9 AM 24° Mostly Clear 3% 8 mph ENE 76%
10 AM 25° Mostly Clear 3% 8 mph ENE 73%
11 AM 28° Mostly Clear 3% 8 mph ENE 69%
12 PM 31° Clear 3% 8 mph ENE 66%
1 PM 31° Clear 3% 8 mph ENE 64%
2 PM 31° Clear 3% 8 mph ENE 63%
3 PM 31° Clear 3% 8 mph ENE 62%
15-Day Forecast
Today
9/13
Mostly Clear
9%
21°
33°
Mon
9/14
Mostly Clear
8%
22°
33°
Tue
9/15
Clear
3%
23°
39°
Wed
9/16
Mostly Clear
3%
26°
37°
Thu
9/17
Clear
17%
23°
37°
Fri
9/18
Mostly Clear
17%
22°
37°
Sat
9/19
Mostly Clear
17%
21°
36°
Sun
9/20
Mostly Clear
43%
19°
34°
Mon
9/21
Drizzle
60%
19°
32°
Tue
9/22
Drizzle
60%
18°
29°
Wed
9/23
Drizzle
60%
14°
29°
Thu
9/24
Drizzle
60%
17°
29°
Fri
9/25
Drizzle
60%
16°
29°
Sat
9/26
Drizzle
60%
16°
29°
Sun
9/27
Drizzle
60%
15°
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
37 AQI 6.7 µg/m³
O3
Ground-level ozone
Dominant
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 38 Good 38 37
Tue 46 Good 43 46
Wed 49 Good 38 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 Sun Sep 13, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1638 J/kg
MLCAPE641 J/kg
MUCAPE1641 J/kg
SBCIN-7 J/kg
MLCIN-98 J/kg
Lifted Index-4.6
Kinematics
0–6 km Shear17 kt
0–1 km Shear8 kt
Eff. Shear17 kt
0–1 km SRH-27
0–3 km SRH22
Eff. SRH22
Storm Motion346° @ 21 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.4
Thermo & Levels
PWAT1.97 in
0–3 km LR7.7 °C/km
700–500 LR6.0 °C/km
Total Totals49.3
LCL828 hPa
LFC814 hPa
EL171 hPa
Freezing Lvl14,885 ft