Heat Advisory — Stewart, TN, Montgomery, TN, Robertson, TN, Sumner, TN, Macon, TN, Clay, TN, Houston, TN, Humphreys, TN, Dickson, TN, Cheatham, TN, Davidson, TN, Wilson, TN, Trousdale, TN, Smith, TN, Jackson, TN, Putnam, 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 8:00 PM

Putnam County, Middle Tennessee, Tennessee, United States

Last updated: 5:04 PM CDT  ·  Refresh
29°C
Feels like 32°
Mostly Clear
▲ 31°  /  ▼ 20°
Wind
3 mph NW
Humidity
61%
Dew Point
20°
Pressure
28.81 inHg
Visibility
10 mi
UV Index
4.9
Cloud Cover
11%
Sunrise
6:22 AM
Sunset
6:51 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Putnam County is currently mostly clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 882 J/kg) — isolated convective development possible. Sunrise: 6:22AM · Sunset: 6:51PM.

Alerts

Heat Advisory
Stewart, TN, Montgomery, TN, Robertson, TN, Sumner, TN, Macon, TN, Clay, TN, Houston, TN, Humphreys, TN, Dickson, TN, Cheatham, TN, Davidson, TN, Wilson, TN, Trousdale, TN, Smith, TN, Jackson, TN, Putnam, 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
Expires 8:00 PM
42 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
3%
6 PM
30°
3%
7 PM
28°
3%
8 PM
27°
3%
9 PM
26°
3%
10 PM
25°
3%
11 PM
24°
3%
12 AM
24°
3%
1 AM
23°
3%
2 AM
23°
3%
3 AM
22°
3%
4 AM
22°
9%
5 AM
21°
9%
6 AM
21°
8%
7 AM
21°
8%
8 AM
23°
9%
9 AM
23°
5%
10 AM
24°
5%
11 AM
25°
5%
12 PM
27°
5%
1 PM
29°
5%
2 PM
29°
5%
3 PM
28°
5%
4 PM
29°
6%
7-Day Forecast
Today
31° 20°
Mostly Clear.
Mon
31° 21°
Mostly Clear.
Tue
34° 21°
Clear.
Wed
33° 22°
Mostly Clear with a 22% chance of rain.
Thu
33° 21°
Mostly Clear with a 25% chance of rain.
Fri
32° 21°
Rain, 71% chance.
Sat
31° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 3% 3 mph NW 61%
6 PM 30° Clear 3% 2 mph NW 65%
7 PM 28° Clear 3% 2 mph SE 68%
8 PM 27° Clear 3% 3 mph ESE 70%
9 PM 26° Clear 3% 3 mph E 72%
10 PM 25° Clear 3% 4 mph ESE 74%
11 PM 24° Mostly Clear 3% 3 mph ESE 75%
12 AM 24° Mostly Clear 3% 2 mph ESE 77%
1 AM 23° Partly Cloudy 3% 2 mph ESE 78%
2 AM 23° Partly Cloudy 3% 2 mph ENE 80%
3 AM 22° Partly Cloudy 3% 3 mph NNE 82%
4 AM 22° Partly Cloudy 9% 4 mph NE 84%
5 AM 21° Partly Cloudy 9% 4 mph NNE 86%
6 AM 21° Mostly Clear 8% 5 mph NE 88%
7 AM 21° Mostly Clear 8% 5 mph NE 88%
8 AM 23° Mostly Clear 9% 6 mph ENE 86%
9 AM 23° Mostly Clear 5% 6 mph NE 84%
10 AM 24° Mostly Clear 5% 6 mph NE 82%
11 AM 25° Mostly Clear 5% 7 mph NE 78%
12 PM 27° Mostly Clear 5% 7 mph NE 73%
1 PM 29° Mostly Clear 5% 7 mph NE 69%
2 PM 29° Mostly Clear 5% 7 mph NE 68%
3 PM 28° Clear 5% 7 mph NE 67%
4 PM 29° Clear 6% 7 mph NNE 66%
15-Day Forecast
Today
9/13
Mostly Clear
3%
20°
31°
Mon
9/14
Mostly Clear
9%
21°
31°
Tue
9/15
Clear
6%
21°
34°
Wed
9/16
Mostly Clear
22%
22°
33°
Thu
9/17
Mostly Clear
25%
21°
33°
Fri
9/18
Rain
71%
21°
32°
Sat
9/19
Clear
17%
20°
31°
Sun
9/20
Rain
72%
19°
31°
Mon
9/21
Drizzle
50%
18°
29°
Tue
9/22
Drizzle
51%
18°
26°
Wed
9/23
Drizzle
60%
14°
27°
Thu
9/24
Drizzle
60%
16°
26°
Fri
9/25
Drizzle
60%
14°
26°
Sat
9/26
Drizzle
60%
14°
26°
Sun
9/27
Drizzle
60%
14°
26°
42
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
42 AQI 7.6 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 42 Good 40 42
Tue 51 Moderate 34 51
Wed 56 Moderate 42 56
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 Sun Sep 13, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE983 J/kg
MLCAPE335 J/kg
MUCAPE983 J/kg
SBCIN-58 J/kg
MLCIN-42 J/kg
Lifted Index-2.2
Kinematics
0–6 km Shear14 kt
0–1 km Shear6 kt
Eff. Shear14 kt
0–1 km SRH-4
0–3 km SRH14
Eff. SRH14
Storm Motion349° @ 21 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index23.8
Thermo & Levels
PWAT1.45 in
0–3 km LR6.9 °C/km
700–500 LR5.3 °C/km
Total Totals44.4
LCL852 hPa
LFC811 hPa
EL189 hPa
Freezing Lvl14,400 ft