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

DeSoto County, Mississippi, United States

Last updated: 2:59 PM CDT  ·  Refresh
36°C
Feels like 40°
Mostly Clear
▲ 37°  /  ▼ 23°
Wind
9 mph SW
Humidity
41%
Dew Point
22°
Pressure
29.71 inHg
Visibility
10 mi
UV Index
8.8
Cloud Cover
14%
Sunrise
6:19 AM
Sunset
7:49 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: DeSoto County is currently mostly clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1617 J/kg) — isolated convective development possible. Sunrise: 6:19AM · 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
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
37°
3%
6 PM
36°
3%
7 PM
33°
3%
8 PM
32°
3%
9 PM
29°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
27°
3%
1 AM
27°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
25°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
25°
3%
8 AM
27°
3%
9 AM
29°
3%
10 AM
31°
3%
11 AM
32°
3%
12 PM
32°
3%
1 PM
34°
3%
7-Day Forecast
Today
37° 23°
Mostly Clear.
Sat
38° 23°
Clear.
Sun
41° 24°
Mostly Clear.
Mon
37° 25°
Mostly Clear with a 20% chance of rain.
Tue
41° 23°
Clear.
Wed
41° 25°
Clear.
Thu
36° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 36° Mostly Clear 3% 9 mph SW 41%
3 PM 37° Mostly Clear 3% 10 mph SW 38%
4 PM 37° Clear 3% 9 mph SW 38%
5 PM 37° Clear 3% 8 mph SSW 40%
6 PM 36° Clear 3% 6 mph SSW 43%
7 PM 33° Clear 3% 5 mph SSW 47%
8 PM 32° Clear 3% 4 mph S 50%
9 PM 29° Clear 3% 5 mph S 53%
10 PM 29° Clear 3% 5 mph S 54%
11 PM 28° Clear 3% 5 mph S 56%
12 AM 27° Clear 3% 6 mph SSW 56%
1 AM 27° Clear 3% 5 mph SSW 58%
2 AM 26° Clear 3% 6 mph SSW 60%
3 AM 26° Clear 3% 5 mph SSW 61%
4 AM 25° Clear 3% 5 mph SSW 63%
5 AM 23° Clear 3% 5 mph SSW 65%
6 AM 23° Clear 3% 5 mph SSW 68%
7 AM 25° Clear 3% 7 mph SW 63%
8 AM 27° Clear 3% 8 mph WSW 58%
9 AM 29° Clear 3% 9 mph WSW 55%
10 AM 31° Clear 3% 8 mph WSW 52%
11 AM 32° Clear 3% 8 mph WSW 48%
12 PM 32° Clear 3% 8 mph WSW 45%
1 PM 34° Clear 3% 8 mph WSW 44%
15-Day Forecast
Today
8/14
Mostly Clear
3%
23°
37°
Sat
8/15
Clear
3%
23°
38°
Sun
8/16
Mostly Clear
8%
24°
41°
Mon
8/17
Mostly Clear
20%
25°
37°
Tue
8/18
Clear
19%
23°
41°
Wed
8/19
Clear
19%
25°
41°
Thu
8/20
Clear
19%
22°
36°
Fri
8/21
Clear
60%
21°
35°
Sat
8/22
Drizzle
60%
18°
35°
Sun
8/23
Clear
60%
18°
36°
Mon
8/24
Clear
60%
19°
37°
Tue
8/25
Drizzle
60%
25°
37°
Wed
8/26
Drizzle
60%
26°
38°
Thu
8/27
Drizzle
60%
26°
38°
Fri
8/28
Drizzle
60%
26°
37°
52
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
52 AQI 9.7 µg/m³
O3
Ground-level ozone
37 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 52 Moderate 37 52
Sun 54 Moderate 39 54
Mon 52 Moderate 38 52
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
SBCAPE2490 J/kg
MLCAPE1665 J/kg
MUCAPE2490 J/kg
SBCIN0 J/kg
MLCIN-10 J/kg
Lifted Index-4.7
Kinematics
0–6 km Shear9 kt
0–1 km Shear1 kt
Eff. Shear5 kt
0–1 km SRH4
0–3 km SRH16
Eff. SRH16
Storm Motion339° @ 9 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index21.5
Thermo & Levels
PWAT1.67 in
0–3 km LR7.9 °C/km
700–500 LR6.0 °C/km
Total Totals45.1
LCL816 hPa
LFC1006 hPa
EL148 hPa
Freezing Lvl16,280 ft