Extreme Heat Warning — 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, Marshall, TN, Rutherford, TN, Cannon, TN, De Kalb, TN, Bedford, TN, Wayne, TN, Lawrence, TN, Giles, TN 7:00 PM 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, Marshall, TN, Rutherford, TN, Cannon, TN, De Kalb, TN, Bedford, TN, Wayne, TN, Lawrence, TN, Giles, TN, Pickett, TN, Fentress, TN, Cumberland, TN, Grundy, TN, Van Buren, TN, Macon, TN, Clay, TN, Jackson, TN, Putnam, TN, Overton, TN, White, TN, Coffee, TN, Warren, TN 7:00 PM

Dickson County, Middle Tennessee, Tennessee, United States

Last updated: 1:02 PM CDT  ·  Refresh
34°C
Feels like 39°
Mostly Clear
▲ 35°  /  ▼ 24°
Wind
8 mph WSW
Humidity
52%
Dew Point
23°
Pressure
29.32 inHg
Visibility
10 mi
UV Index
9.5
Cloud Cover
11%
Sunrise
6:06 AM
Sunset
7:40 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Dickson County is currently mostly clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2178 J/kg) — isolated convective development possible. Sunrise: 6:06AM · Sunset: 7:40PM.

33 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
3%
2 PM
34°
3%
3 PM
35°
3%
4 PM
35°
3%
5 PM
35°
3%
6 PM
34°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
29°
3%
10 PM
28°
3%
11 PM
27°
3%
12 AM
27°
3%
1 AM
26°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
26°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
25°
3%
9 AM
28°
3%
10 AM
29°
3%
11 AM
30°
3%
12 PM
32°
3%
7-Day Forecast
Today
35° 24°
Clear.
Sat
37° 24°
Clear.
Sun
38° 23°
Mostly Clear.
Mon
33° 23°
Rain, 64% chance.
Tue
34° 22°
Thunderstorm, 50% chance.
Wed
37° 23°
Thunderstorm, 60% chance.
Thu
33° 20°
Drizzle, 50% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Mostly Clear 3% 8 mph WSW 52%
2 PM 34° Clear 3% 8 mph WSW 50%
3 PM 35° Clear 3% 7 mph WSW 49%
4 PM 35° Mostly Clear 3% 7 mph WSW 48%
5 PM 35° Mostly Clear 3% 7 mph WSW 51%
6 PM 34° Clear 3% 6 mph WSW 54%
7 PM 32° Clear 3% 5 mph W 60%
8 PM 31° Clear 3% 4 mph WSW 63%
9 PM 29° Clear 3% 3 mph SW 65%
10 PM 28° Clear 3% 4 mph S 68%
11 PM 27° Clear 3% 4 mph S 70%
12 AM 27° Mostly Clear 3% 4 mph S 72%
1 AM 26° Mostly Clear 3% 4 mph SSW 73%
2 AM 26° Mostly Clear 3% 4 mph SSW 73%
3 AM 26° Mostly Clear 3% 4 mph SSW 73%
4 AM 26° Mostly Clear 3% 5 mph SSW 72%
5 AM 24° Mostly Clear 3% 5 mph SSW 74%
6 AM 24° Mostly Clear 3% 5 mph SW 76%
7 AM 24° Clear 3% 5 mph SW 78%
8 AM 25° Clear 3% 5 mph SW 73%
9 AM 28° Clear 3% 6 mph SW 69%
10 AM 29° Clear 3% 6 mph SW 65%
11 AM 30° Clear 3% 6 mph WSW 60%
12 PM 32° Clear 3% 7 mph WSW 56%
15-Day Forecast
Today
8/14
Clear
3%
24°
35°
Sat
8/15
Clear
3%
24°
37°
Sun
8/16
Mostly Clear
8%
23°
38°
Mon
8/17
Rain
64%
23°
33°
Tue
8/18
Thunderstorm
50%
22°
34°
Wed
8/19
Thunderstorm
60%
23°
37°
Thu
8/20
Drizzle
50%
20°
33°
Fri
8/21
Drizzle
60%
18°
31°
Sat
8/22
Drizzle
60%
16°
32°
Sun
8/23
Drizzle
60%
16°
32°
Mon
8/24
Drizzle
60%
18°
33°
Tue
8/25
Drizzle
60%
21°
32°
Wed
8/26
Drizzle
60%
21°
32°
Thu
8/27
Drizzle
60%
20°
32°
Fri
8/28
Drizzle
60%
20°
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 6.0 µg/m³
O3
Ground-level ozone
29 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 33 Good 29 33
Sun 48 Good 34 48
Mon 44 Good 33 44
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 Fri Aug 14, 16:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3541 J/kg
MLCAPE2570 J/kg
MUCAPE3541 J/kg
SBCIN0 J/kg
MLCIN-10 J/kg
Lifted Index-7.1
Kinematics
0–6 km Shear5 kt
0–1 km Shear4 kt
Eff. Shear11 kt
0–1 km SRH5
0–3 km SRH2
Eff. SRH2
Storm Motion87° @ 6 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.8
Thermo & Levels
PWAT2.05 in
0–3 km LR8.0 °C/km
700–500 LR5.7 °C/km
Total Totals49.0
LCL852 hPa
LFC993 hPa
EL129 hPa
Freezing Lvl16,007 ft