Extreme Heat Warning — Stewart, TN, Montgomery, TN, Houston, TN, Humphreys, TN, Dickson, TN, Perry, TN, Hickman, TN, Lewis, TN, Wayne, TN, Lawrence, TN 8:00 PM

Dickson County, Middle Tennessee, Tennessee, United States

Last updated: 4:36 AM CDT  ·  Refresh
23°C
Feels like 25°
Rain
▲ 34°  /  ▼ 22°
Wind
8 mph WNW
Humidity
94%
Dew Point
22°
Pressure
29.18 inHg
Visibility
2 mi
UV Index
0.0
Cloud Cover
94%
Sunrise
5:52 AM
Sunset
7:58 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Dickson County is currently rain at 23°C. Precipitation is likely — peak probability 82% around 4 AM. Atmospheric instability is elevated (CAPE up to 3831 J/kg) — isolated convective development possible. Sunrise: 5:52AM · Sunset: 7:58PM.

Alerts

Extreme Heat Warning
Stewart, TN, Montgomery, TN, Houston, TN, Humphreys, TN, Dickson, TN, Perry, TN, Hickman, TN, Lewis, TN, Wayne, TN, Lawrence, TN
Expires 8:00 PM
39 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
82%
5 AM
22°
70%
6 AM
22°
68%
7 AM
22°
40%
8 AM
23°
24%
9 AM
25°
25%
10 AM
27°
26%
11 AM
28°
20%
12 PM
30°
18%
1 PM
33°
11%
2 PM
33°
11%
3 PM
34°
11%
4 PM
33°
11%
5 PM
33°
11%
6 PM
32°
10%
7 PM
32°
10%
8 PM
31°
10%
9 PM
28°
10%
10 PM
28°
10%
11 PM
27°
10%
12 AM
27°
8%
1 AM
27°
9%
2 AM
27°
5%
3 AM
27°
5%
7-Day Forecast
Today
34° 22°
Heavy Rain, 82% chance.
Tue
36° 23°
Partly Cloudy with a 38% chance of rain.
Wed
31° 18°
Mostly Clear with a 21% chance of rain.
Thu
29° 18°
Mostly Clear with a 48% chance of rain.
Fri
28° 19°
Rain, 73% chance.
Sat
28° 19°
Rain, 90% chance.
Sun
27° 20°
Rain, 66% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 82% 8 mph WNW 94%
5 AM 22° Overcast 70% 6 mph SW 94%
6 AM 22° Heavy Rain 68% 4 mph SW 96%
7 AM 22° Heavy Rain 40% 5 mph SW 94%
8 AM 23° Partly Cloudy 24% 6 mph SW 90%
9 AM 25° Mostly Clear 25% 5 mph SW 85%
10 AM 27° Clear 26% 4 mph SW 80%
11 AM 28° Clear 20% 3 mph WSW 74%
12 PM 30° Clear 18% 4 mph W 68%
1 PM 33° Mostly Clear 11% 5 mph WNW 66%
2 PM 33° Mostly Clear 11% 5 mph WNW 65%
3 PM 34° Mostly Clear 11% 5 mph WNW 64%
4 PM 33° Mostly Clear 11% 4 mph WNW 65%
5 PM 33° Mostly Clear 11% 4 mph WNW 69%
6 PM 32° Mostly Clear 10% 3 mph WSW 74%
7 PM 32° Partly Cloudy 10% 3 mph SW 78%
8 PM 31° Partly Cloudy 10% 4 mph SSW 81%
9 PM 28° Partly Cloudy 10% 4 mph SSW 83%
10 PM 28° Partly Cloudy 10% 4 mph SSW 84%
11 PM 27° Partly Cloudy 10% 5 mph SSW 86%
12 AM 27° Partly Cloudy 8% 5 mph SSW 87%
1 AM 27° Partly Cloudy 9% 6 mph SW 88%
2 AM 27° Partly Cloudy 5% 6 mph SW 88%
3 AM 27° Mostly Clear 5% 6 mph SW 88%
15-Day Forecast
Today
7/27
Heavy Rain
82%
22°
34°
Tue
7/28
Partly Cloudy
38%
23°
36°
Wed
7/29
Mostly Clear
21%
18°
31°
Thu
7/30
Mostly Clear
48%
18°
29°
Fri
7/31
Rain
73%
19°
28°
Sat
8/1
Rain
90%
19°
28°
Sun
8/2
Rain
66%
20°
27°
Mon
8/3
Rain
66%
20°
31°
Tue
8/4
Rain
66%
21°
32°
Wed
8/5
Drizzle
55%
22°
32°
Thu
8/6
Drizzle
67%
22°
33°
Fri
8/7
Drizzle
60%
22°
33°
Sat
8/8
Drizzle
60%
22°
33°
Sun
8/9
Drizzle
60%
22°
32°
Mon
8/10
Drizzle
60%
21°
32°
39
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
39 AQI 7.1 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 39 Good 34 39
Tue 52 Moderate 31 52
Wed 48 Good 36 48
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 Mon Jul 27, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE463 J/kg
MLCAPE442 J/kg
MUCAPE463 J/kg
SBCIN-155 J/kg
MLCIN0 J/kg
Lifted Index-2.3
Kinematics
0–6 km Shear23 kt
0–1 km Shear14 kt
Eff. Shear22 kt
0–1 km SRH-70
0–3 km SRH-116
Eff. SRH-116
Storm Motion313° @ 23 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index40.3
Thermo & Levels
PWAT2.33 in
0–3 km LR4.7 °C/km
700–500 LR5.5 °C/km
Total Totals47.3
LCL976 hPa
LFC734 hPa
EL233 hPa
Freezing Lvl14,685 ft