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

Chester County, West Tennessee, Tennessee, United States

Last updated: 2:57 PM CDT  ·  Refresh
97°F
Feels like 106°
Clear
▲ 99°  /  ▼ 73°
Wind
7 mph WSW
Humidity
45%
Dew Point
71°
Pressure
29.58 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
9%
Sunrise
6:13 AM
Sunset
7:44 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Chester County is currently clear at 97°F. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1654 J/kg) — isolated convective development possible. Sunrise: 6:13AM · Sunset: 7:44PM.

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
45 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
97°
3%
3 PM
98°
3%
4 PM
99°
3%
5 PM
96°
3%
6 PM
94°
3%
7 PM
91°
3%
8 PM
87°
3%
9 PM
85°
3%
10 PM
84°
3%
11 PM
83°
3%
12 AM
81°
3%
1 AM
80°
3%
2 AM
79°
3%
3 AM
78°
3%
4 AM
74°
3%
5 AM
73°
3%
6 AM
73°
3%
7 AM
76°
3%
8 AM
81°
3%
9 AM
87°
3%
10 AM
88°
3%
11 AM
90°
3%
12 PM
92°
3%
1 PM
93°
3%
7-Day Forecast
Today
99° 73°
Mostly Clear.
Sat
101° 73°
Clear.
Sun
104° 74°
Clear.
Mon
96° 74°
Partly Cloudy with a 43% chance of rain.
Tue
99° 69°
Clear.
Wed
102° 74°
Drizzle, 60% chance.
Thu
94° 68°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 97° Clear 3% 7 mph WSW 45%
3 PM 98° Partly Cloudy 3% 8 mph WSW 42%
4 PM 99° Partly Cloudy 3% 7 mph WSW 46%
5 PM 96° Partly Cloudy 3% 5 mph WSW 50%
6 PM 94° Clear 3% 4 mph WSW 56%
7 PM 91° Clear 3% 3 mph SW 57%
8 PM 87° Partly Cloudy 3% 4 mph SSW 58%
9 PM 85° Mostly Clear 3% 4 mph SSE 59%
10 PM 84° Partly Cloudy 3% 4 mph S 62%
11 PM 83° Mostly Clear 3% 4 mph SSW 64%
12 AM 81° Mostly Clear 3% 5 mph SSW 66%
1 AM 80° Mostly Clear 3% 4 mph SSW 65%
2 AM 79° Mostly Clear 3% 4 mph SSW 65%
3 AM 78° Mostly Clear 3% 4 mph S 65%
4 AM 74° Mostly Clear 3% 4 mph SSW 66%
5 AM 73° Mostly Clear 3% 4 mph SSW 66%
6 AM 73° Clear 3% 5 mph SSW 67%
7 AM 76° Clear 3% 5 mph SW 61%
8 AM 81° Clear 3% 6 mph SW 56%
9 AM 87° Clear 3% 6 mph SW 53%
10 AM 88° Clear 3% 6 mph WSW 50%
11 AM 90° Clear 3% 7 mph WSW 47%
12 PM 92° Clear 3% 8 mph WSW 44%
1 PM 93° Clear 3% 7 mph WSW 44%
15-Day Forecast
Today
8/14
Mostly Clear
3%
73°
99°
Sat
8/15
Clear
3%
73°
101°
Sun
8/16
Clear
16%
74°
104°
Mon
8/17
Partly Cloudy
43%
74°
96°
Tue
8/18
Clear
9%
69°
99°
Wed
8/19
Drizzle
60%
74°
102°
Thu
8/20
Drizzle
60%
68°
94°
Fri
8/21
Clear
60%
62°
92°
Sat
8/22
Clear
60%
58°
93°
Sun
8/23
Clear
60%
59°
94°
Mon
8/24
Clear
25%
63°
94°
Tue
8/25
Drizzle
60%
70°
96°
Wed
8/26
Drizzle
60%
72°
96°
Thu
8/27
Drizzle
60%
72°
96°
Fri
8/28
Drizzle
60%
71°
96°
45
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
45 AQI 8.1 µg/m³
O3
Ground-level ozone
37 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 45 Good 37 45
Sun 53 Moderate 34 53
Mon 48 Good 35 48
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
SBCAPE2447 J/kg
MLCAPE1935 J/kg
MUCAPE2447 J/kg
SBCIN0 J/kg
MLCIN-6 J/kg
Lifted Index-5.2
Kinematics
0–6 km Shear8 kt
0–1 km Shear2 kt
Eff. Shear8 kt
0–1 km SRH7
0–3 km SRH32
Eff. SRH32
Storm Motion353° @ 11 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.1
Thermo & Levels
PWAT1.80 in
0–3 km LR8.3 °C/km
700–500 LR5.8 °C/km
Total Totals46.7
LCL812 hPa
LFC1001 hPa
EL147 hPa
Freezing Lvl16,532 ft