Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM Areal Flood Watch 7:00 AM Excessive Heat Watch 8:00 PM

Montgomery County, Middle Tennessee, Tennessee, United States

Last updated: 5:12 PM CDT  ·  Refresh
28°C
Feels like 32°
Overcast
▲ 30°  /  ▼ 22°
Wind
8 mph SW
Humidity
89%
Dew Point
23°
Pressure
29.43 inHg
Visibility
10 mi
UV Index
2.0
Cloud Cover
97%
Sunrise
5:33 AM
Sunset
8:11 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Montgomery County is currently overcast at 28°C. Precipitation is likely — peak probability 79% around 2 AM. Atmospheric instability is elevated (CAPE up to 3631 J/kg) — isolated convective development possible. Sunrise: 5:33AM · Sunset: 8:11PM.

Alerts

Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
Areal Flood Watch
Expires 7:00 AM
Excessive Heat Watch
Expires 8:00 PM
42 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
61%
6 PM
28°
74%
7 PM
28°
71%
8 PM
27°
72%
9 PM
24°
73%
10 PM
24°
73%
11 PM
24°
64%
12 AM
23°
74%
1 AM
23°
78%
2 AM
23°
78%
3 AM
23°
65%
4 AM
23°
57%
5 AM
22°
57%
6 AM
23°
57%
7 AM
23°
34%
8 AM
24°
20%
9 AM
27°
20%
10 AM
28°
20%
11 AM
29°
16%
12 PM
31°
12%
1 PM
33°
12%
2 PM
32°
12%
3 PM
32°
8%
4 PM
33°
9%
7-Day Forecast
Today
30° 22°
Overcast with a 72% chance of rain.
Sun
34° 22°
Mostly Clear with a 78% chance of rain.
Mon
35° 24°
Clear.
Tue
35° 24°
Clear.
Wed
34° 24°
Partly Cloudy.
Thu
34° 23°
Thunderstorm, 60% chance.
Fri
34° 23°
Partly Cloudy with a 35% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 28° Overcast 61% 8 mph SW 89%
6 PM 28° Mostly Cloudy 74% 8 mph SW 93%
7 PM 28° Mostly Cloudy 71% 7 mph SW 93%
8 PM 27° Heavy Rain 72% 5 mph SW 94%
9 PM 24° Heavy Rain 73% 4 mph WNW 95%
10 PM 24° Mostly Cloudy 73% 3 mph SSW 96%
11 PM 24° Heavy Rain 64% 4 mph SSW 96%
12 AM 23° Mostly Cloudy 74% 5 mph S 96%
1 AM 23° Overcast 78% 4 mph S 96%
2 AM 23° Overcast 78% 3 mph SSW 96%
3 AM 23° Rain 65% 3 mph SW 96%
4 AM 23° Rain 57% 4 mph WSW 96%
5 AM 22° Mostly Cloudy 57% 3 mph SW 95%
6 AM 23° Partly Cloudy 57% 4 mph SW 94%
7 AM 23° Mostly Clear 34% 6 mph WSW 91%
8 AM 24° Mostly Clear 20% 7 mph WSW 87%
9 AM 27° Mostly Clear 20% 8 mph WSW 83%
10 AM 28° Mostly Clear 20% 9 mph WSW 79%
11 AM 29° Mostly Clear 16% 9 mph WSW 74%
12 PM 31° Partly Cloudy 12% 9 mph WSW 70%
1 PM 33° Partly Cloudy 12% 9 mph WSW 67%
2 PM 32° Partly Cloudy 12% 9 mph WSW 67%
3 PM 32° Partly Cloudy 8% 9 mph WSW 67%
4 PM 33° Partly Cloudy 9% 9 mph WSW 68%
15-Day Forecast
Today
6/27
Overcast
72%
22°
30°
Sun
6/28
Mostly Clear
78%
22°
34°
Mon
6/29
Clear
3%
24°
35°
Tue
6/30
Clear
16%
24°
35°
Wed
7/1
Partly Cloudy
19%
24°
34°
Thu
7/2
Thunderstorm
60%
23°
34°
Fri
7/3
Partly Cloudy
35%
23°
34°
Sat
7/4
Thunderstorm
60%
22°
33°
Sun
7/5
Drizzle
60%
22°
32°
Mon
7/6
Drizzle
60%
22°
32°
Tue
7/7
Drizzle
60%
22°
32°
Wed
7/8
Drizzle
60%
21°
31°
Thu
7/9
Drizzle
60%
21°
30°
Fri
7/10
Drizzle
60%
20°
30°
Sat
7/11
Drizzle
90%
20°
30°
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 7.5 µg/m³
O3
Ground-level ozone
22 AQI 24 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 42 Good 22 42
Mon 44 Good 31 44
Tue 53 Moderate 35 53
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 Sat Jun 27, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2076 J/kg
MLCAPE2221 J/kg
MUCAPE2866 J/kg
SBCIN-36 J/kg
MLCIN0 J/kg
Lifted Index-6.0
Kinematics
0–6 km Shear34 kt
0–1 km Shear19 kt
Eff. Shear28 kt
0–1 km SRH17
0–3 km SRH-36
Eff. SRH-36
Storm Motion228° @ 36 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.2
STP (eff)0.0
Supercell0.0
K-Index35.1
Thermo & Levels
PWAT2.25 in
0–3 km LR5.9 °C/km
700–500 LR6.0 °C/km
Total Totals48.4
LCL939 hPa
LFC856 hPa
EL157 hPa
Freezing Lvl14,619 ft