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

Humphreys County, Middle Tennessee, Tennessee, United States

Last updated: 5:20 AM CDT  ·  Refresh
23°C
Feels like 27°
Clear
▲ 33°  /  ▼ 23°
Wind
4 mph S
Humidity
87%
Dew Point
22°
Pressure
29.46 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
6:06 AM
Sunset
7:45 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Humphreys County is currently clear at 23°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2819 J/kg) — isolated convective development possible. Sunrise: 6:06AM · Sunset: 7:45PM.

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
32 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
8%
6 AM
22°
12%
7 AM
23°
12%
8 AM
24°
12%
9 AM
27°
12%
10 AM
29°
11%
11 AM
30°
11%
12 PM
32°
8%
1 PM
33°
9%
2 PM
33°
9%
3 PM
33°
9%
4 PM
32°
11%
5 PM
32°
14%
6 PM
31°
18%
7 PM
30°
18%
8 PM
29°
17%
9 PM
27°
9%
10 PM
26°
6%
11 PM
26°
5%
12 AM
26°
5%
1 AM
26°
5%
2 AM
26°
5%
3 AM
26°
9%
4 AM
25°
9%
7-Day Forecast
Today
33° 23°
Mostly Clear.
Wed
36° 23°
Partly Cloudy with a 29% chance of rain.
Thu
36° 23°
Partly Cloudy.
Fri
34° 23°
Clear with a 20% chance of rain.
Sat
37° 23°
Clear.
Sun
37° 24°
Drizzle, 50% chance.
Mon
36° 22°
Rain, 62% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Clear 8% 4 mph S 87%
6 AM 22° Clear 12% 4 mph SSW 87%
7 AM 23° Clear 12% 5 mph SW 86%
8 AM 24° Clear 12% 6 mph SW 79%
9 AM 27° Clear 12% 7 mph SW 73%
10 AM 29° Clear 11% 7 mph WSW 68%
11 AM 30° Clear 11% 8 mph WSW 63%
12 PM 32° Clear 8% 8 mph WSW 58%
1 PM 33° Mostly Clear 9% 8 mph WSW 55%
2 PM 33° Mostly Clear 9% 8 mph SW 56%
3 PM 33° Mostly Clear 9% 8 mph SW 57%
4 PM 32° Partly Cloudy 11% 8 mph SW 58%
5 PM 32° Partly Cloudy 14% 7 mph SW 62%
6 PM 31° Partly Cloudy 18% 7 mph SW 66%
7 PM 30° Mostly Clear 18% 6 mph SW 70%
8 PM 29° Mostly Clear 17% 5 mph SW 73%
9 PM 27° Clear 9% 5 mph SSW 75%
10 PM 26° Clear 6% 5 mph SSW 77%
11 PM 26° Mostly Clear 5% 6 mph SSW 78%
12 AM 26° Mostly Clear 5% 6 mph SSW 79%
1 AM 26° Mostly Clear 5% 6 mph SSW 80%
2 AM 26° Mostly Clear 5% 6 mph SSW 80%
3 AM 26° Mostly Clear 9% 6 mph SW 80%
4 AM 25° Clear 9% 6 mph SW 81%
15-Day Forecast
Today
8/11
Mostly Clear
17%
23°
33°
Wed
8/12
Partly Cloudy
29%
23°
36°
Thu
8/13
Partly Cloudy
15%
23°
36°
Fri
8/14
Clear
20%
23°
34°
Sat
8/15
Clear
3%
23°
37°
Sun
8/16
Drizzle
50%
24°
37°
Mon
8/17
Rain
62%
22°
36°
Tue
8/18
Rain
53%
21°
34°
Wed
8/19
Clear
15%
21°
36°
Thu
8/20
Clear
54%
22°
33°
Fri
8/21
Clear
46%
22°
33°
Sat
8/22
Drizzle
60%
22°
33°
Sun
8/23
Drizzle
60%
22°
32°
Mon
8/24
Drizzle
60%
21°
32°
Tue
8/25
Drizzle
60%
21°
31°
32
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
32 AQI 5.7 µg/m³
O3
Ground-level ozone
Dominant
32 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 32 Good 32 32
Wed 34 Good 34 22
Thu 34 Good 34 28
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
SBCAPE775 J/kg
MLCAPE1093 J/kg
MUCAPE1623 J/kg
SBCIN-316 J/kg
MLCIN0 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear8 kt
0–1 km Shear14 kt
Eff. Shear15 kt
0–1 km SRH84
0–3 km SRH46
Eff. SRH-16
Storm Motion335° @ 12 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.3
Thermo & Levels
PWAT1.58 in
0–3 km LR4.3 °C/km
700–500 LR7.0 °C/km
Total Totals48.6
LCL972 hPa
LFC634 hPa
EL219 hPa
Freezing Lvl15,043 ft