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

Dickson County, Middle Tennessee, Tennessee, United States

Last updated: 5:18 AM CDT  ·  Refresh
23°C
Feels like 26°
Clear
▲ 33°  /  ▼ 23°
Wind
6 mph SSW
Humidity
87%
Dew Point
22°
Pressure
29.31 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
6%
Sunrise
6:04 AM
Sunset
7:44 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Dickson County is currently clear at 23°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2832 J/kg) — isolated convective development possible. Sunrise: 6:04AM · Sunset: 7:44PM.

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
31 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
11%
6 AM
22°
12%
7 AM
23°
12%
8 AM
24°
12%
9 AM
27°
12%
10 AM
29°
12%
11 AM
30°
8%
12 PM
32°
6%
1 PM
33°
6%
2 PM
33°
8%
3 PM
33°
9%
4 PM
33°
9%
5 PM
33°
9%
6 PM
31°
9%
7 PM
30°
9%
8 PM
29°
9%
9 PM
27°
9%
10 PM
27°
9%
11 PM
26°
9%
12 AM
26°
7%
1 AM
26°
5%
2 AM
26°
5%
3 AM
26°
9%
4 AM
26°
15%
7-Day Forecast
Today
33° 23°
Mostly Clear.
Wed
36° 23°
Partly Cloudy with a 26% chance of rain.
Thu
36° 23°
Partly Cloudy.
Fri
34° 23°
Clear with a 20% chance of rain.
Sat
36° 23°
Clear.
Sun
37° 24°
Drizzle, 50% chance.
Mon
34° 22°
Rain, 62% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Clear 11% 6 mph SSW 87%
6 AM 22° Clear 12% 7 mph SW 85%
7 AM 23° Clear 12% 8 mph SW 84%
8 AM 24° Clear 12% 9 mph SW 78%
9 AM 27° Clear 12% 9 mph WSW 73%
10 AM 29° Clear 12% 9 mph WSW 68%
11 AM 30° Clear 8% 9 mph WSW 64%
12 PM 32° Mostly Clear 6% 9 mph WSW 59%
1 PM 33° Mostly Clear 6% 9 mph WSW 56%
2 PM 33° Mostly Clear 8% 9 mph WSW 56%
3 PM 33° Partly Cloudy 9% 9 mph WSW 55%
4 PM 33° Partly Cloudy 9% 9 mph WSW 56%
5 PM 33° Partly Cloudy 9% 8 mph SW 61%
6 PM 31° Partly Cloudy 9% 8 mph SW 67%
7 PM 30° Mostly Clear 9% 7 mph SW 71%
8 PM 29° Mostly Clear 9% 6 mph SW 72%
9 PM 27° Clear 9% 6 mph SW 73%
10 PM 27° Clear 9% 6 mph SW 74%
11 PM 26° Clear 9% 6 mph SW 76%
12 AM 26° Mostly Clear 7% 7 mph SW 78%
1 AM 26° Mostly Clear 5% 7 mph SW 80%
2 AM 26° Mostly Clear 5% 7 mph SW 79%
3 AM 26° Mostly Clear 9% 7 mph SW 79%
4 AM 26° Mostly Clear 15% 7 mph SW 79%
15-Day Forecast
Today
8/11
Mostly Clear
12%
23°
33°
Wed
8/12
Partly Cloudy
26%
23°
36°
Thu
8/13
Partly Cloudy
15%
23°
36°
Fri
8/14
Clear
20%
23°
34°
Sat
8/15
Clear
7%
23°
36°
Sun
8/16
Drizzle
50%
24°
37°
Mon
8/17
Rain
62%
22°
34°
Tue
8/18
Rain
53%
21°
34°
Wed
8/19
Clear
35%
21°
36°
Thu
8/20
Clear
35%
22°
34°
Fri
8/21
Clear
46%
22°
33°
Sat
8/22
Drizzle
60%
21°
33°
Sun
8/23
Drizzle
60%
21°
33°
Mon
8/24
Drizzle
60%
21°
32°
Tue
8/25
Drizzle
60%
21°
31°
31
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
31 AQI 5.5 µg/m³
O3
Ground-level ozone
Dominant
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 31 Good 31 31
Wed 33 Good 33 21
Thu 34 Good 34 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
SBCAPE911 J/kg
MLCAPE1115 J/kg
MUCAPE1554 J/kg
SBCIN-281 J/kg
MLCIN0 J/kg
Lifted Index-4.3
Kinematics
0–6 km Shear8 kt
0–1 km Shear12 kt
Eff. Shear13 kt
0–1 km SRH70
0–3 km SRH29
Eff. SRH-7
Storm Motion349° @ 10 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.6
Thermo & Levels
PWAT1.56 in
0–3 km LR4.4 °C/km
700–500 LR7.0 °C/km
Total Totals49.0
LCL967 hPa
LFC649 hPa
EL213 hPa
Freezing Lvl14,810 ft