Heat Advisory — 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, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tate, MS, Prentiss, MS, Panola, MS, Tallahatchie, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS 8:00 PM

Prentiss County, Mississippi, United States

Last updated: 3:10 PM CDT  ·  Refresh
33°C
Feels like 38°
Mostly Clear
▲ 34°  /  ▼ 21°
Wind
3 mph SSE
Humidity
54%
Dew Point
23°
Pressure
29.51 inHg
Visibility
10 mi
UV Index
8.9
Cloud Cover
18%
Sunrise
5:46 AM
Sunset
8:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Prentiss County is currently mostly clear at 33°C. Precipitation is likely — peak probability 81% around 2 PM. Atmospheric instability is elevated (CAPE up to 2094 J/kg) — isolated convective development possible. Sunrise: 5:46AM · Sunset: 8:10PM.

Alerts

Heat Advisory
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, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tate, MS, Prentiss, MS, Panola, MS, Tallahatchie, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS
Expires 8:00 PM
45 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
41%
4 PM
34°
54%
5 PM
32°
49%
6 PM
30°
56%
7 PM
28°
50%
8 PM
27°
50%
9 PM
26°
36%
10 PM
25°
18%
11 PM
24°
23%
12 AM
24°
31%
1 AM
23°
26%
2 AM
22°
35%
3 AM
22°
48%
4 AM
22°
38%
5 AM
21°
41%
6 AM
21°
36%
7 AM
21°
43%
8 AM
22°
43%
9 AM
26°
56%
10 AM
27°
66%
11 AM
28°
72%
12 PM
29°
72%
1 PM
31°
72%
2 PM
31°
80%
7-Day Forecast
Today
34° 21°
Partly Cloudy with a 56% chance of rain.
Sun
34° 21°
Mostly Cloudy with a 80% chance of rain.
Mon
32° 18°
Partly Cloudy with a 56% chance of rain.
Tue
32° 19°
Mostly Clear with a 28% chance of rain.
Wed
32° 20°
Clear with a 31% chance of rain.
Thu
33° 22°
Rain, 70% chance.
Fri
32° 19°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 41% 3 mph SSE 54%
4 PM 34° Mostly Clear 54% 2 mph SW 55%
5 PM 32° Partly Cloudy 49% 4 mph WSW 60%
6 PM 30° Partly Cloudy 56% 4 mph W 67%
7 PM 28° Overcast 50% 6 mph WNW 74%
8 PM 27° Mostly Cloudy 50% 4 mph NW 78%
9 PM 26° Mostly Cloudy 36% 3 mph NW 83%
10 PM 25° Mostly Cloudy 18% 3 mph WNW 87%
11 PM 24° Mostly Cloudy 23% 2 mph SW 90%
12 AM 24° Mostly Cloudy 31% 2 mph SW 92%
1 AM 23° Mostly Cloudy 26% 4 mph WSW 93%
2 AM 22° Mostly Cloudy 35% 4 mph W 93%
3 AM 22° Mostly Cloudy 48% 3 mph WNW 94%
4 AM 22° Rain 38% 3 mph NNW 94%
5 AM 21° Rain 41% 3 mph NNW 94%
6 AM 21° Haze 36% 2 mph N 93%
7 AM 21° Haze 43% 2 mph N 92%
8 AM 22° Mostly Cloudy 43% 2 mph WNW 87%
9 AM 26° Mostly Cloudy 56% 3 mph WNW 81%
10 AM 27° Mostly Cloudy 66% 4 mph W 76%
11 AM 28° Partly Cloudy 72% 4 mph W 72%
12 PM 29° Partly Cloudy 72% 5 mph W 68%
1 PM 31° Partly Cloudy 72% 5 mph WSW 64%
2 PM 31° Partly Cloudy 80% 5 mph W 67%
15-Day Forecast
Today
7/4
Partly Cloudy
56%
21°
34°
Sun
7/5
Mostly Cloudy
80%
21°
34°
Mon
7/6
Partly Cloudy
56%
18°
32°
Tue
7/7
Mostly Clear
28%
19°
32°
Wed
7/8
Clear
31%
20°
32°
Thu
7/9
Rain
70%
22°
33°
Fri
7/10
Drizzle
53%
19°
32°
Sat
7/11
Drizzle
69%
22°
32°
Sun
7/12
Drizzle
68%
19°
32°
Mon
7/13
Drizzle
51%
19°
31°
Tue
7/14
Drizzle
60%
14°
31°
Wed
7/15
Drizzle
60%
19°
31°
Thu
7/16
Drizzle
60%
20°
31°
Fri
7/17
Drizzle
90%
21°
30°
Sat
7/18
Drizzle
60%
21°
31°
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 8.2 µg/m³
O3
Ground-level ozone
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 45 Good 36 45
Mon 36 Good 31 36
Tue 37 Good 31 37
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 Sat Jul 4, 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
SBCAPE3214 J/kg
MLCAPE2267 J/kg
MUCAPE3214 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.0
Kinematics
0–6 km Shear13 kt
0–1 km Shear0 kt
Eff. Shear6 kt
0–1 km SRH0
0–3 km SRH-21
Eff. SRH-21
Storm Motion195° @ 16 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.6
Thermo & Levels
PWAT2.00 in
0–3 km LR8.0 °C/km
700–500 LR5.8 °C/km
Total Totals47.9
LCL856 hPa
LFC999 hPa
EL145 hPa
Freezing Lvl15,059 ft