Severe Thunderstorm Watch 10:00 PM

McKenzie, Tennessee

Last updated: 9:11 PM CDT  ·  Refresh
27°C
Feels like 29°
Partly Cloudy
▲ 31°  /  ▼ 19°
Wind
5 mph NNE
Humidity
80%
Dew Point
23°
Pressure
29.45 inHg
Visibility
7 mi
UV Index
0.0
Cloud Cover
31%
Sunrise
6:16 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McKenzie is currently partly cloudy at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1605 J/kg) — isolated convective development possible. Sunrise: 6:16AM · Sunset: 7:37PM.

Alerts

Severe Thunderstorm Watch
Expires 10:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
8%
10 PM
24°
16%
11 PM
24°
16%
12 AM
23°
16%
1 AM
22°
3%
2 AM
21°
3%
3 AM
21°
3%
4 AM
21°
3%
5 AM
19°
3%
6 AM
19°
3%
7 AM
20°
3%
8 AM
22°
3%
9 AM
24°
3%
10 AM
26°
3%
11 AM
27°
3%
12 PM
28°
3%
1 PM
31°
3%
2 PM
31°
3%
3 PM
31°
3%
4 PM
32°
3%
5 PM
31°
3%
6 PM
31°
3%
7 PM
29°
3%
8 PM
28°
3%
7-Day Forecast
Tonight
31° 19°
Partly Cloudy.
Fri
32° 19°
Clear.
Sat
35° 18°
Mostly Clear.
Sun
34° 18°
Mostly Clear with a 58% chance of rain.
Mon
33° 19°
Rain, 72% chance.
Tue
37° 20°
Drizzle, 70% chance.
Wed
36° 21°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Partly Cloudy 8% 5 mph NNE 80%
10 PM 24° Partly Cloudy 16% 6 mph NE 84%
11 PM 24° Partly Cloudy 16% 6 mph NE 86%
12 AM 23° Partly Cloudy 16% 5 mph NE 88%
1 AM 22° Partly Cloudy 3% 4 mph NE 91%
2 AM 21° Mostly Cloudy 3% 3 mph NNE 92%
3 AM 21° Mostly Cloudy 3% 4 mph NNE 92%
4 AM 21° Mostly Cloudy 3% 4 mph NNE 92%
5 AM 19° Partly Cloudy 3% 4 mph NNE 92%
6 AM 19° Mostly Clear 3% 4 mph NNE 93%
7 AM 20° Mostly Clear 3% 5 mph NNE 93%
8 AM 22° Mostly Clear 3% 6 mph NNE 86%
9 AM 24° Clear 3% 6 mph NNE 79%
10 AM 26° Clear 3% 6 mph N 72%
11 AM 27° Clear 3% 6 mph N 65%
12 PM 28° Clear 3% 7 mph N 57%
1 PM 31° Clear 3% 7 mph N 51%
2 PM 31° Clear 3% 7 mph N 49%
3 PM 31° Clear 3% 7 mph N 47%
4 PM 32° Clear 3% 7 mph NNW 47%
5 PM 31° Clear 3% 6 mph N 51%
6 PM 31° Clear 3% 6 mph N 55%
7 PM 29° Clear 3% 5 mph N 59%
8 PM 28° Clear 3% 5 mph N 62%
15-Day Forecast
Today
8/20
Partly Cloudy
8%
19°
31°
Fri
8/21
Clear
16%
19°
32°
Sat
8/22
Mostly Clear
14%
18°
35°
Sun
8/23
Mostly Clear
58%
18°
34°
Mon
8/24
Rain
72%
19°
33°
Tue
8/25
Drizzle
70%
20°
37°
Wed
8/26
Drizzle
52%
21°
36°
Thu
8/27
Clear
31%
18°
36°
Fri
8/28
Drizzle
68%
20°
37°
Sat
8/29
Drizzle
68%
19°
37°
Sun
8/30
Rain
64%
19°
34°
Mon
8/31
Drizzle
60%
22°
36°
Tue
9/1
Drizzle
60%
21°
35°
Wed
9/2
Drizzle
60%
21°
36°
Thu
9/3
Drizzle
60%
21°
36°
53
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
53 AQI 10.1 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 40 53
Sat 38 Good 38 35
Sun 39 Good 39 39
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 Thu Aug 20, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1956 J/kg
MLCAPE1433 J/kg
MUCAPE1956 J/kg
SBCIN-95 J/kg
MLCIN-44 J/kg
Lifted Index-4.7
Kinematics
0–6 km Shear28 kt
0–1 km Shear3 kt
Eff. Shear31 kt
0–1 km SRH-5
0–3 km SRH88
Eff. SRH88
Storm Motion331° @ 22 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.4
Supercell2.8
K-Index20.3
Thermo & Levels
PWAT1.35 in
0–3 km LR5.8 °C/km
700–500 LR5.7 °C/km
Total Totals43.3
LCL942 hPa
LFC837 hPa
EL170 hPa
Freezing Lvl15,728 ft