Heat Advisory — Clay, AR, Greene, AR, Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, Dunklin, MO, Pemiscot, MO, DeSoto, MS, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tunica, MS, Tate, MS, Prentiss, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Tallahatchie, 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: 1:59 AM CDT  ·  Refresh
24°C
Feels like 27°
Clear
▲ 37°  /  ▼ 23°
Wind
4 mph SSE
Humidity
74%
Dew Point
20°
Pressure
29.54 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:27 AM
Sunset
7:19 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Chester County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1269 J/kg) — isolated convective development possible. Sunrise: 6:27AM · Sunset: 7:19PM.

Alerts

Heat Advisory
Clay, AR, Greene, AR, Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, Dunklin, MO, Pemiscot, MO, DeSoto, MS, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tunica, MS, Tate, MS, Prentiss, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Tallahatchie, 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
49 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
11%
2 AM
24°
11%
3 AM
23°
3%
4 AM
22°
3%
5 AM
21°
3%
6 AM
21°
3%
7 AM
24°
3%
8 AM
29°
3%
9 AM
32°
3%
10 AM
33°
3%
11 AM
34°
3%
12 PM
36°
3%
1 PM
37°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
37°
3%
6 PM
35°
3%
7 PM
34°
3%
8 PM
29°
3%
9 PM
29°
3%
10 PM
28°
3%
11 PM
28°
3%
12 AM
28°
3%
7-Day Forecast
Today
37° 23°
Mostly Clear.
Thu
41° 23°
Mostly Clear.
Fri
42° 22°
Mostly Clear with a 21% chance of rain.
Sat
38° 21°
Mostly Clear with a 56% chance of rain.
Sun
41° 19°
Clear.
Mon
41° 19°
Clear.
Tue
39° 19°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 24° Clear 11% 4 mph SSE 74%
2 AM 24° Clear 11% 4 mph SSE 74%
3 AM 23° Clear 3% 4 mph SSE 76%
4 AM 22° Clear 3% 4 mph SSE 76%
5 AM 21° Clear 3% 4 mph SSE 77%
6 AM 21° Clear 3% 4 mph SSE 78%
7 AM 24° Clear 3% 4 mph S 70%
8 AM 29° Clear 3% 4 mph SSW 60%
9 AM 32° Clear 3% 5 mph SSW 50%
10 AM 33° Clear 3% 4 mph SSW 45%
11 AM 34° Mostly Clear 3% 3 mph SSW 40%
12 PM 36° Mostly Clear 3% 3 mph S 37%
1 PM 37° Mostly Clear 3% 4 mph S 36%
2 PM 37° Mostly Clear 3% 4 mph S 35%
3 PM 37° Mostly Clear 3% 5 mph SSE 35%
4 PM 37° Clear 3% 5 mph SSE 37%
5 PM 37° Clear 3% 4 mph SSE 40%
6 PM 35° Clear 3% 4 mph SE 44%
7 PM 34° Clear 3% 5 mph SE 48%
8 PM 29° Clear 3% 5 mph SSE 51%
9 PM 29° Clear 3% 5 mph SSE 54%
10 PM 28° Clear 3% 5 mph SSE 56%
11 PM 28° Clear 3% 5 mph SSE 58%
12 AM 28° Clear 3% 5 mph SSE 61%
15-Day Forecast
Today
9/2
Mostly Clear
11%
23°
37°
Thu
9/3
Mostly Clear
14%
23°
41°
Fri
9/4
Mostly Clear
21%
22°
42°
Sat
9/5
Mostly Clear
56%
21°
38°
Sun
9/6
Clear
16%
19°
41°
Mon
9/7
Clear
17%
19°
41°
Tue
9/8
Clear
17%
19°
39°
Wed
9/9
Clear
43%
20°
40°
Thu
9/10
Rain
68%
21°
39°
Fri
9/11
Drizzle
51%
19°
39°
Sat
9/12
Drizzle
60%
21°
36°
Sun
9/13
Drizzle
60%
21°
37°
Mon
9/14
Drizzle
60%
21°
36°
Tue
9/15
Drizzle
60%
20°
36°
Wed
9/16
Drizzle
60%
19°
34°
49
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
49 AQI 8.8 µg/m³
O3
Ground-level ozone
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 49 Good 41 49
Thu 55 Moderate 47 55
Fri 57 Moderate 44 57
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 Wed Sep 2, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE9 J/kg
MLCAPE76 J/kg
MUCAPE561 J/kg
SBCIN-666 J/kg
MLCIN-415 J/kg
Lifted Index0.4
Kinematics
0–6 km Shear4 kt
0–1 km Shear9 kt
Eff. Shear12 kt
0–1 km SRH8
0–3 km SRH14
Eff. SRH18
Storm Motion156° @ 25 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index26.0
Thermo & Levels
PWAT1.57 in
0–3 km LR4.1 °C/km
700–500 LR6.3 °C/km
Total Totals45.8
LCL942 hPa
LFC369 hPa
EL272 hPa
Freezing Lvl16,030 ft