Cheatham County, Middle Tennessee, Tennessee, United States

Last updated: 10:12 PM CDT  ·  Refresh
29°C
Feels like 34°
Clear
▲ 37°  /  ▼ 24°
Wind
4 mph SSW
Humidity
72%
Dew Point
24°
Pressure
29.33 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:07 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cheatham County is currently clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3180 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 7:37PM.

Alerts

No active alerts for this location.
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
13%
11 PM
28°
24%
12 AM
27°
24%
1 AM
27°
12%
2 AM
27°
12%
3 AM
26°
12%
4 AM
26°
12%
5 AM
24°
13%
6 AM
24°
13%
7 AM
25°
13%
8 AM
27°
13%
9 AM
29°
22%
10 AM
31°
20%
11 AM
32°
20%
12 PM
32°
27%
1 PM
34°
37%
2 PM
34°
34%
3 PM
34°
34%
4 PM
33°
34%
5 PM
33°
25%
6 PM
32°
19%
7 PM
32°
19%
8 PM
31°
19%
9 PM
28°
19%
7-Day Forecast
Tonight
37° 24°
Clear.
Mon
34° 22°
Mostly Clear with a 37% chance of rain.
Tue
33° 20°
Mostly Clear.
Wed
34° 18°
Partly Cloudy with a 80% chance of rain.
Thu
33° 20°
Drizzle, 69% chance.
Fri
32° 20°
Rain, 64% chance.
Sat
32° 19°
Clear with a 30% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 29° Clear 13% 4 mph SSW 72%
11 PM 28° Clear 24% 5 mph SSW 73%
12 AM 27° Clear 24% 5 mph SSW 74%
1 AM 27° Clear 12% 5 mph SSW 74%
2 AM 27° Mostly Clear 12% 5 mph SSW 75%
3 AM 26° Mostly Clear 12% 5 mph SSW 75%
4 AM 26° Mostly Clear 12% 5 mph SSW 76%
5 AM 24° Clear 13% 4 mph SSW 78%
6 AM 24° Clear 13% 4 mph SW 79%
7 AM 25° Clear 13% 5 mph SW 79%
8 AM 27° Clear 13% 6 mph WSW 73%
9 AM 29° Clear 22% 6 mph WSW 68%
10 AM 31° Clear 20% 6 mph W 62%
11 AM 32° Mostly Clear 20% 8 mph W 59%
12 PM 32° Mostly Clear 27% 8 mph WNW 58%
1 PM 34° Mostly Clear 37% 9 mph WNW 55%
2 PM 34° Mostly Clear 34% 10 mph NW 58%
3 PM 34° Partly Cloudy 34% 10 mph NW 59%
4 PM 33° Partly Cloudy 34% 10 mph NW 62%
5 PM 33° Partly Cloudy 25% 10 mph NW 66%
6 PM 32° Partly Cloudy 19% 9 mph NW 70%
7 PM 32° Partly Cloudy 19% 9 mph NNW 73%
8 PM 31° Partly Cloudy 19% 8 mph NNW 76%
9 PM 28° Partly Cloudy 19% 8 mph NNW 78%
15-Day Forecast
Today
8/16
Clear
13%
24°
37°
Mon
8/17
Mostly Clear
37%
22°
34°
Tue
8/18
Mostly Clear
3%
20°
33°
Wed
8/19
Partly Cloudy
80%
18°
34°
Thu
8/20
Drizzle
69%
20°
33°
Fri
8/21
Rain
64%
20°
32°
Sat
8/22
Clear
30%
19°
32°
Sun
8/23
Clear
8%
19°
31°
Mon
8/24
Drizzle
44%
16°
32°
Tue
8/25
Drizzle
68%
18°
33°
Wed
8/26
Thunderstorm
60%
21°
34°
Thu
8/27
Clear
60%
21°
33°
Fri
8/28
Drizzle
60%
20°
32°
Sat
8/29
Drizzle
60%
19°
31°
Sun
8/30
Drizzle
60%
19°
32°
54
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
54 AQI 10.7 µg/m³
O3
Ground-level ozone
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 31 54
Tue 55 Moderate 39 55
Wed 54 Moderate 37 54
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 Aug 17, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2292 J/kg
MLCAPE912 J/kg
MUCAPE2292 J/kg
SBCIN-230 J/kg
MLCIN-85 J/kg
Lifted Index-4.6
Kinematics
0–6 km Shear12 kt
0–1 km Shear8 kt
Eff. Shear16 kt
0–1 km SRH38
0–3 km SRH58
Eff. SRH58
Storm Motion357° @ 15 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.7
Thermo & Levels
PWAT1.56 in
0–3 km LR6.2 °C/km
700–500 LR5.4 °C/km
Total Totals45.7
LCL917 hPa
LFC806 hPa
EL145 hPa
Freezing Lvl16,752 ft