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

Prentiss County, Mississippi, United States

Last updated: 2:01 AM CDT  ·  Refresh
25°C
Feels like 28°
Clear
▲ 37°  /  ▼ 23°
Wind
2 mph SSE
Humidity
70%
Dew Point
20°
Pressure
29.55 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:27 AM
Sunset
7:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Prentiss County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1254 J/kg) — isolated convective development possible. Sunrise: 6:27AM · Sunset: 7:18PM.

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
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
8%
3 AM
24°
3%
4 AM
23°
3%
5 AM
22°
3%
6 AM
22°
3%
7 AM
21°
3%
8 AM
24°
3%
9 AM
29°
3%
10 AM
32°
3%
11 AM
33°
3%
12 PM
34°
3%
1 PM
36°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
37°
3%
6 PM
36°
3%
7 PM
34°
3%
8 PM
33°
3%
9 PM
29°
3%
10 PM
28°
3%
11 PM
28°
3%
12 AM
28°
3%
1 AM
26°
3%
7-Day Forecast
Today
37° 23°
Clear.
Thu
41° 23°
Clear.
Fri
41° 22°
Mostly Clear.
Sat
38° 22°
Clear with a 44% chance of rain.
Sun
40° 20°
Clear.
Mon
39° 19°
Clear.
Tue
38° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 8% 2 mph SSE 70%
3 AM 24° Clear 3% 3 mph S 72%
4 AM 23° Clear 3% 3 mph S 74%
5 AM 22° Clear 3% 3 mph SSE 76%
6 AM 22° Clear 3% 3 mph ESE 78%
7 AM 21° Clear 3% 3 mph SE 80%
8 AM 24° Clear 3% 2 mph SE 70%
9 AM 29° Clear 3% 2 mph SSE 60%
10 AM 32° Clear 3% 2 mph S 51%
11 AM 33° Clear 3% 2 mph S 45%
12 PM 34° Clear 3% 3 mph SE 40%
1 PM 36° Mostly Clear 3% 4 mph SE 36%
2 PM 37° Mostly Clear 3% 4 mph SE 35%
3 PM 37° Mostly Clear 3% 4 mph SE 34%
4 PM 37° Clear 3% 4 mph SE 34%
5 PM 37° Clear 3% 4 mph SE 38%
6 PM 36° Clear 3% 4 mph SE 42%
7 PM 34° Clear 3% 3 mph SE 46%
8 PM 33° Clear 3% 3 mph SSE 49%
9 PM 29° Clear 3% 3 mph SE 52%
10 PM 28° Clear 3% 3 mph SSE 54%
11 PM 28° Clear 3% 3 mph SSE 56%
12 AM 28° Clear 3% 3 mph SSE 58%
1 AM 26° Clear 3% 3 mph SE 59%
15-Day Forecast
Today
9/2
Clear
8%
23°
37°
Thu
9/3
Clear
16%
23°
41°
Fri
9/4
Mostly Clear
17%
22°
41°
Sat
9/5
Clear
44%
22°
38°
Sun
9/6
Clear
16%
20°
40°
Mon
9/7
Clear
17%
19°
39°
Tue
9/8
Clear
17%
20°
38°
Wed
9/9
Rain
68%
20°
39°
Thu
9/10
Drizzle
68%
21°
39°
Fri
9/11
Rain
68%
20°
39°
Sat
9/12
Clear
60%
21°
36°
Sun
9/13
Drizzle
60%
21°
37°
Mon
9/14
Drizzle
60%
21°
36°
Tue
9/15
Drizzle
60%
21°
36°
Wed
9/16
Drizzle
60%
21°
34°
44
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
40 AQI 7.2 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 44 40
Thu 52 Moderate 49 52
Fri 53 Moderate 44 53
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
SBCAPE0 J/kg
MLCAPE145 J/kg
MUCAPE351 J/kg
SBCIN0 J/kg
MLCIN-363 J/kg
Lifted Index1.7
Kinematics
0–6 km Shear7 kt
0–1 km Shear12 kt
Eff. Shear17 kt
0–1 km SRH-34
0–3 km SRH-24
Eff. SRH17
Storm Motion129° @ 27 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index23.9
Thermo & Levels
PWAT1.56 in
0–3 km LR4.5 °C/km
700–500 LR5.8 °C/km
Total Totals41.6
LCL924 hPa
LFC1001 hPa
EL1001 hPa
Freezing Lvl16,378 ft