Heat Advisory — DeSoto, MS, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tate, MS, Prentiss, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Lake, TN, Obion, TN, Weakley, TN, Henry, TN, Dyer, TN, Gibson, TN, Carroll, TN, Benton, TN, Lauderdale, TN, Tipton, TN, Haywood, TN, Crockett, TN, Madison, TN, Chester, TN, Henderson, TN, Decatur, TN, Shelby, TN, Fayette, TN, Hardeman, TN, McNairy, TN, Hardin, TN 8:00 PM

Shelby County, West Tennessee, Tennessee, United States

Last updated: 2:59 PM CDT  ·  Refresh
37°C
Feels like 41°
Mostly Clear
▲ 38°  /  ▼ 24°
Wind
8 mph SW
Humidity
39%
Dew Point
21°
Pressure
29.75 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
11%
Sunrise
6:18 AM
Sunset
7:49 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Shelby County is currently mostly clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1506 J/kg) — isolated convective development possible. Sunrise: 6:18AM · Sunset: 7:49PM.

Alerts

Heat Advisory
DeSoto, MS, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tate, MS, Prentiss, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Lake, TN, Obion, TN, Weakley, TN, Henry, TN, Dyer, TN, Gibson, TN, Carroll, TN, Benton, TN, Lauderdale, TN, Tipton, TN, Haywood, TN, Crockett, TN, Madison, TN, Chester, TN, Henderson, TN, Decatur, TN, Shelby, TN, Fayette, TN, Hardeman, TN, McNairy, TN, Hardin, TN
Expires 8:00 PM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
3%
3 PM
38°
3%
4 PM
37°
3%
5 PM
38°
3%
6 PM
37°
3%
7 PM
35°
3%
8 PM
34°
3%
9 PM
31°
3%
10 PM
30°
3%
11 PM
29°
3%
12 AM
29°
3%
1 AM
28°
3%
2 AM
28°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
26°
3%
8 AM
28°
3%
9 AM
31°
3%
10 AM
32°
3%
11 AM
32°
3%
12 PM
33°
3%
1 PM
34°
3%
7-Day Forecast
Today
38° 24°
Mostly Clear.
Sat
39° 24°
Clear.
Sun
41° 26°
Mostly Clear.
Mon
37° 27°
Mostly Cloudy.
Tue
41° 23°
Clear.
Wed
41° 26°
Clear.
Thu
36° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 3% 8 mph SW 39%
3 PM 38° Mostly Clear 3% 7 mph SW 37%
4 PM 37° Mostly Clear 3% 7 mph SW 38%
5 PM 38° Mostly Clear 3% 7 mph SW 39%
6 PM 37° Mostly Clear 3% 6 mph SW 41%
7 PM 35° Clear 3% 4 mph SSW 44%
8 PM 34° Clear 3% 4 mph S 48%
9 PM 31° Clear 3% 5 mph S 51%
10 PM 30° Clear 3% 5 mph S 52%
11 PM 29° Clear 3% 5 mph S 54%
12 AM 29° Clear 3% 5 mph SSW 55%
1 AM 28° Clear 3% 4 mph SSW 56%
2 AM 28° Clear 3% 4 mph SSW 57%
3 AM 27° Clear 3% 4 mph SSW 57%
4 AM 27° Clear 3% 5 mph SSW 58%
5 AM 24° Clear 3% 5 mph SSW 58%
6 AM 24° Clear 3% 5 mph SSW 60%
7 AM 26° Clear 3% 6 mph SW 55%
8 AM 28° Clear 3% 7 mph SW 50%
9 AM 31° Clear 3% 8 mph WSW 48%
10 AM 32° Clear 3% 8 mph WSW 46%
11 AM 32° Clear 3% 8 mph WSW 44%
12 PM 33° Clear 3% 8 mph WSW 42%
1 PM 34° Clear 3% 8 mph WSW 41%
15-Day Forecast
Today
8/14
Mostly Clear
3%
24°
38°
Sat
8/15
Clear
3%
24°
39°
Sun
8/16
Mostly Clear
8%
26°
41°
Mon
8/17
Mostly Cloudy
17%
27°
37°
Tue
8/18
Clear
19%
23°
41°
Wed
8/19
Clear
19%
26°
41°
Thu
8/20
Clear
19%
22°
36°
Fri
8/21
Clear
60%
20°
35°
Sat
8/22
Clear
60%
18°
35°
Sun
8/23
Clear
25%
18°
36°
Mon
8/24
Clear
60%
21°
37°
Tue
8/25
Drizzle
60%
24°
38°
Wed
8/26
Drizzle
60%
24°
38°
Thu
8/27
Drizzle
60%
24°
38°
Fri
8/28
Drizzle
60%
24°
37°
55
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
55 AQI 11.2 µg/m³
O3
Ground-level ozone
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 55 Moderate 44 55
Sun 56 Moderate 42 56
Mon 55 Moderate 42 55
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 Fri Aug 14, 18:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2456 J/kg
MLCAPE1623 J/kg
MUCAPE2456 J/kg
SBCIN-0 J/kg
MLCIN-9 J/kg
Lifted Index-4.7
Kinematics
0–6 km Shear8 kt
0–1 km Shear2 kt
Eff. Shear5 kt
0–1 km SRH5
0–3 km SRH18
Eff. SRH18
Storm Motion330° @ 11 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index24.3
Thermo & Levels
PWAT1.72 in
0–3 km LR8.3 °C/km
700–500 LR5.9 °C/km
Total Totals45.4
LCL805 hPa
LFC1007 hPa
EL149 hPa
Freezing Lvl16,411 ft