Extreme Heat Warning — Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Prentiss, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Benton, TN, Chester, TN, Henderson, TN, Decatur, TN, Hardeman, TN, McNairy, TN, Hardin, TN 8:00 PM Heat Advisory — Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Prentiss, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Benton, TN, Chester, TN, Henderson, TN, Decatur, TN, Hardeman, TN, McNairy, TN, Hardin, TN 8:00 PM

Prentiss County, Mississippi, United States

Last updated: 12:38 AM CDT  ·  Refresh
27°C
Feels like 31°
Partly Cloudy
▲ 36°  /  ▼ 23°
Wind
2 mph SW
Humidity
89%
Dew Point
25°
Pressure
29.44 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
58%
Sunrise
6:00 AM
Sunset
8:00 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Prentiss County is currently partly cloudy at 27°C. Precipitation is likely — peak probability 68% around 3 PM. Atmospheric instability is elevated (CAPE up to 3154 J/kg) — isolated convective development possible. Sunrise: 6:00AM · Sunset: 8:00PM.

Alerts

Extreme Heat Warning
Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Prentiss, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Benton, TN, Chester, TN, Henderson, TN, Decatur, TN, Hardeman, TN, McNairy, TN, Hardin, TN
Expires 8:00 PM
Heat Advisory
Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Prentiss, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Benton, TN, Chester, TN, Henderson, TN, Decatur, TN, Hardeman, TN, McNairy, TN, Hardin, TN
Expires 8:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
16%
1 AM
27°
27%
2 AM
26°
27%
3 AM
26°
31%
4 AM
26°
32%
5 AM
25°
32%
6 AM
25°
31%
7 AM
26°
32%
8 AM
27°
32%
9 AM
29°
20%
10 AM
31°
33%
11 AM
32°
38%
12 PM
34°
39%
1 PM
34°
48%
2 PM
34°
55%
3 PM
34°
67%
4 PM
33°
60%
5 PM
33°
63%
6 PM
31°
56%
7 PM
32°
27%
8 PM
31°
27%
9 PM
28°
28%
10 PM
28°
18%
11 PM
27°
18%
7-Day Forecast
Today
36° 23°
Partly Cloudy with a 67% chance of rain.
Tue
39° 23°
Partly Cloudy with a 51% chance of rain.
Wed
34° 21°
Mostly Cloudy with a 52% chance of rain.
Thu
32° 19°
Clear with a 33% chance of rain.
Fri
29° 19°
Rain, 29% chance.
Sat
30° 19°
Rain, 82% chance.
Sun
28° 19°
Clear with a 63% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 27° Partly Cloudy 16% 2 mph SW 89%
1 AM 27° Partly Cloudy 27% 2 mph SW 89%
2 AM 26° Mostly Cloudy 27% 3 mph SW 90%
3 AM 26° Mostly Cloudy 31% 2 mph WSW 90%
4 AM 26° Mostly Cloudy 32% 2 mph WSW 90%
5 AM 25° Partly Cloudy 32% 3 mph SW 90%
6 AM 25° Partly Cloudy 31% 3 mph SW 90%
7 AM 26° Mostly Cloudy 32% 3 mph SW 87%
8 AM 27° Partly Cloudy 32% 4 mph WSW 81%
9 AM 29° Mostly Clear 20% 5 mph WSW 75%
10 AM 31° Mostly Clear 33% 5 mph W 69%
11 AM 32° Mostly Clear 38% 5 mph W 63%
12 PM 34° Partly Cloudy 39% 5 mph W 58%
1 PM 34° Partly Cloudy 48% 4 mph WSW 57%
2 PM 34° Partly Cloudy 55% 5 mph SW 58%
3 PM 34° Partly Cloudy 67% 5 mph SSW 60%
4 PM 33° Partly Cloudy 60% 5 mph SSW 64%
5 PM 33° Mostly Clear 63% 4 mph SSW 70%
6 PM 31° Mostly Clear 56% 4 mph SSW 79%
7 PM 32° Clear 27% 4 mph SSW 83%
8 PM 31° Clear 27% 5 mph SSW 85%
9 PM 28° Clear 28% 5 mph S 86%
10 PM 28° Mostly Clear 18% 5 mph S 86%
11 PM 27° Mostly Clear 18% 4 mph SSW 85%
15-Day Forecast
Today
7/27
Partly Cloudy
67%
23°
36°
Tue
7/28
Partly Cloudy
51%
23°
39°
Wed
7/29
Mostly Cloudy
52%
21°
34°
Thu
7/30
Clear
33%
19°
32°
Fri
7/31
Rain
29%
19°
29°
Sat
8/1
Rain
82%
19°
30°
Sun
8/2
Clear
63%
19°
28°
Mon
8/3
Rain
69%
19°
31°
Tue
8/4
Drizzle
44%
21°
32°
Wed
8/5
Drizzle
51%
22°
34°
Thu
8/6
Drizzle
60%
22°
33°
Fri
8/7
Drizzle
60%
22°
33°
Sat
8/8
Drizzle
60%
22°
33°
Sun
8/9
Drizzle
60%
22°
33°
Mon
8/10
Drizzle
60%
23°
33°
53
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
53 AQI 10.1 µg/m³
O3
Ground-level ozone
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 30 53
Tue 57 Moderate 35 57
Wed 48 Good 31 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 Mon Jul 27, 04:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2891 J/kg
MLCAPE2518 J/kg
MUCAPE3501 J/kg
SBCIN-161 J/kg
MLCIN0 J/kg
Lifted Index-5.9
Kinematics
0–6 km Shear19 kt
0–1 km Shear8 kt
Eff. Shear27 kt
0–1 km SRH5
0–3 km SRH4
Eff. SRH4
Storm Motion288° @ 18 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.2
K-Index30.8
Thermo & Levels
PWAT1.75 in
0–3 km LR5.0 °C/km
700–500 LR5.9 °C/km
Total Totals43.0
LCL972 hPa
LFC753 hPa
EL148 hPa
Freezing Lvl16,736 ft