Extreme Heat Warning — 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 p. m.

Decatur County, West Tennessee, Tennessee, United States

Last updated: 6:19 a. m. CDT  ·  Refresh
24°C
Feels like 27°
Mostly Clear
▲ 37°  /  ▼ 23°
Wind
3 mph S
Humidity
83%
Dew Point
21°
Pressure
29,62 inHg
Visibility
9 mi
UV Index
0,8
Cloud Cover
20%
Sunrise
6:11 a. m.
Sunset
7:41 p. m.
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Decatur County is currently mostly clear at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 828 J/kg) — isolated convective development possible. Sunrise: 6:11A. M. · Sunset: 7:41P. M..

Alerts

Extreme Heat Warning
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 p. m.
36 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
11%
7 a. m.
23°
21%
8 a. m.
26°
21%
9 a. m.
29°
14%
10 a. m.
31°
14%
11 a. m.
32°
14%
12 p. m.
34°
7%
1 p. m.
36°
3%
2 p. m.
36°
3%
3 p. m.
37°
3%
4 p. m.
36°
3%
5 p. m.
36°
3%
6 p. m.
34°
3%
7 p. m.
33°
3%
8 p. m.
31°
3%
9 p. m.
28°
3%
10 p. m.
27°
3%
11 p. m.
27°
3%
12 a. m.
26°
3%
1 a. m.
26°
3%
2 a. m.
26°
3%
3 a. m.
25°
3%
4 a. m.
25°
3%
5 a. m.
24°
3%
7-Day Forecast
Today
37° 23°
Clear.
Sun
39° 23°
Mostly Clear.
Mon
38° 23°
Mostly Clear with a 38% chance of rain.
Tue
34° 21°
Clear.
Wed
39° 22°
Drizzle, 52% chance.
Thu
36° 21°
Rain, 59% chance.
Fri
34° 20°
Partly Cloudy with a 37% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 24° Mostly Clear 11% 3 mph S 83%
7 a. m. 23° Mostly Clear 21% 4 mph SSW 78%
8 a. m. 26° Clear 21% 5 mph SW 70%
9 a. m. 29° Mostly Clear 14% 6 mph SW 63%
10 a. m. 31° Mostly Clear 14% 7 mph WSW 56%
11 a. m. 32° Mostly Clear 14% 7 mph W 50%
12 p. m. 34° Clear 7% 7 mph W 44%
1 p. m. 36° Clear 3% 7 mph W 40%
2 p. m. 36° Clear 3% 6 mph W 38%
3 p. m. 37° Clear 3% 6 mph WSW 38%
4 p. m. 36° Mostly Clear 3% 6 mph WSW 38%
5 p. m. 36° Clear 3% 4 mph WSW 43%
6 p. m. 34° Clear 3% 4 mph WSW 48%
7 p. m. 33° Clear 3% 3 mph WSW 53%
8 p. m. 31° Mostly Clear 3% 3 mph SSW 55%
9 p. m. 28° Mostly Clear 3% 3 mph S 57%
10 p. m. 27° Mostly Clear 3% 4 mph SSE 59%
11 p. m. 27° Mostly Clear 3% 4 mph SSE 60%
12 a. m. 26° Mostly Clear 3% 4 mph S 61%
1 a. m. 26° Mostly Clear 3% 4 mph S 62%
2 a. m. 26° Mostly Clear 3% 4 mph S 63%
3 a. m. 25° Mostly Clear 3% 4 mph S 64%
4 a. m. 25° Partly Cloudy 3% 4 mph S 65%
5 a. m. 24° Mostly Clear 3% 4 mph S 66%
15-Day Forecast
Today
8/15
Clear
14%
23°
37°
Sun
8/16
Mostly Clear
3%
23°
39°
Mon
8/17
Mostly Clear
38%
23°
38°
Tue
8/18
Clear
15%
21°
34°
Wed
8/19
Drizzle
52%
22°
39°
Thu
8/20
Rain
59%
21°
36°
Fri
8/21
Partly Cloudy
37%
20°
34°
Sat
8/22
Rain
53%
21°
34°
Sun
8/23
Clear
34%
19°
34°
Mon
8/24
Clear
35%
21°
33°
Tue
8/25
Drizzle
60%
22°
36°
Wed
8/26
Drizzle
60%
22°
35°
Thu
8/27
Drizzle
60%
21°
34°
Fri
8/28
Drizzle
60%
21°
34°
Sat
8/29
Drizzle
60%
21°
33°
36
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
36 AQI 6.6 µg/m³
O3
Ground-level ozone
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 36 Good 33 36
Sun 49 Good 33 49
Mon 42 Good 34 42
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 sáb. ago. 15, 10:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE16 J/kg
MLCAPE45 J/kg
MUCAPE686 J/kg
SBCIN-497 J/kg
MLCIN-356 J/kg
Lifted Index0.0
Kinematics
0–6 km Shear6 kt
0–1 km Shear11 kt
Eff. Shear8 kt
0–1 km SRH55
0–3 km SRH43
Eff. SRH48
Storm Motion348° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index24.2
Thermo & Levels
PWAT1.46 in
0–3 km LR4.2 °C/km
700–500 LR5.7 °C/km
Total Totals44.1
LCL970 hPa
LFC392 hPa
EL324 hPa
Freezing Lvl16,522 ft