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

Davidson County, Middle Tennessee, Tennessee, United States

Last updated: 5:18 AM CDT  ·  Refresh
25°C
Feels like 29°
Clear
▲ 35°  /  ▼ 24°
Wind
3 mph SSW
Humidity
84%
Dew Point
23°
Pressure
29.56 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
7%
Sunrise
6:02 AM
Sunset
7:41 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Davidson County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2848 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 7:41PM.

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
36 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
11%
6 AM
23°
27%
7 AM
23°
27%
8 AM
25°
25%
9 AM
28°
25%
10 AM
29°
23%
11 AM
31°
18%
12 PM
32°
18%
1 PM
34°
18%
2 PM
34°
18%
3 PM
34°
21%
4 PM
34°
21%
5 PM
33°
21%
6 PM
32°
24%
7 PM
31°
24%
8 PM
30°
25%
9 PM
28°
23%
10 PM
27°
23%
11 PM
27°
24%
12 AM
27°
15%
1 AM
26°
5%
2 AM
26°
9%
3 AM
26°
9%
4 AM
26°
9%
7-Day Forecast
Today
35° 24°
Mostly Clear with a 25% chance of rain.
Wed
36° 24°
Partly Cloudy with a 50% chance of rain.
Thu
36° 23°
Mostly Cloudy with a 25% chance of rain.
Fri
35° 24°
Clear with a 20% chance of rain.
Sat
37° 23°
Clear.
Sun
37° 24°
Drizzle, 50% chance.
Mon
35° 24°
Rain, 62% chance.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 11% 3 mph SSW 84%
6 AM 23° Clear 27% 3 mph SSW 82%
7 AM 23° Clear 27% 4 mph SW 80%
8 AM 25° Clear 25% 6 mph SW 73%
9 AM 28° Clear 25% 7 mph WSW 68%
10 AM 29° Clear 23% 7 mph WSW 62%
11 AM 31° Clear 18% 8 mph WSW 58%
12 PM 32° Mostly Clear 18% 8 mph WSW 54%
1 PM 34° Mostly Clear 18% 8 mph WSW 50%
2 PM 34° Partly Cloudy 18% 8 mph SW 49%
3 PM 34° Partly Cloudy 21% 8 mph SW 48%
4 PM 34° Partly Cloudy 21% 8 mph SW 49%
5 PM 33° Partly Cloudy 21% 8 mph SW 53%
6 PM 32° Mostly Clear 24% 8 mph SSW 58%
7 PM 31° Mostly Clear 24% 7 mph SSW 62%
8 PM 30° Partly Cloudy 25% 6 mph SSW 65%
9 PM 28° Partly Cloudy 23% 6 mph SW 66%
10 PM 27° Partly Cloudy 23% 6 mph SW 68%
11 PM 27° Partly Cloudy 24% 6 mph SW 71%
12 AM 27° Mostly Clear 15% 6 mph SSW 73%
1 AM 26° Mostly Clear 5% 6 mph SSW 75%
2 AM 26° Mostly Clear 9% 6 mph SSW 76%
3 AM 26° Partly Cloudy 9% 6 mph SW 76%
4 AM 26° Partly Cloudy 9% 6 mph SW 76%
15-Day Forecast
Today
8/11
Mostly Clear
25%
24°
35°
Wed
8/12
Partly Cloudy
50%
24°
36°
Thu
8/13
Mostly Cloudy
25%
23°
36°
Fri
8/14
Clear
20%
24°
35°
Sat
8/15
Clear
7%
23°
37°
Sun
8/16
Drizzle
50%
24°
37°
Mon
8/17
Rain
62%
24°
35°
Tue
8/18
Drizzle
53%
21°
34°
Wed
8/19
Mostly Clear
35%
21°
36°
Thu
8/20
Clear
32%
22°
34°
Fri
8/21
Clear
60%
22°
33°
Sat
8/22
Drizzle
60%
21°
33°
Sun
8/23
Drizzle
60%
21°
32°
Mon
8/24
Drizzle
60%
21°
32°
Tue
8/25
Drizzle
60%
21°
31°
36
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
36 AQI 6.5 µg/m³
O3
Ground-level ozone
33 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 36 Good 33 36
Wed 34 Good 34 28
Thu 34 Good 34 31
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
SBCAPE1460 J/kg
MLCAPE1401 J/kg
MUCAPE1483 J/kg
SBCIN-188 J/kg
MLCIN0 J/kg
Lifted Index-5.6
Kinematics
0–6 km Shear11 kt
0–1 km Shear15 kt
Eff. Shear12 kt
0–1 km SRH83
0–3 km SRH42
Eff. SRH42
Storm Motion336° @ 13 kt
0–1 km EHI0.8
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.3
Thermo & Levels
PWAT1.66 in
0–3 km LR4.7 °C/km
700–500 LR7.1 °C/km
Total Totals49.4
LCL969 hPa
LFC767 hPa
EL190 hPa
Freezing Lvl14,990 ft