Heat Advisory — Lafayette, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Tunica, MS, Coahoma, MS, Quitman, MS, Panola, MS, Tallahatchie, MS, Yalobusha, MS, Shelby, TN, Fayette, TN, Hardeman, TN, McNairy, TN, Hardin, TN 8:00 PM

Lafayette County, Mississippi, United States

Last updated: 5:18 PM CDT  ·  Refresh
33°C
Feels like 40°
Mostly Clear
▲ 33°  /  ▼ 23°
Wind
5 mph NW
Humidity
60%
Dew Point
23°
Pressure
29.39 inHg
Visibility
10 mi
UV Index
6.2
Cloud Cover
24%
Sunrise
6:06 AM
Sunset
8:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently mostly clear at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2113 J/kg) — isolated convective development possible. Sunrise: 6:06AM · Sunset: 8:01PM.

Alerts

Heat Advisory
Lafayette, MS, Pontotoc, MS, Lee, MS, Itawamba, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Tunica, MS, Coahoma, MS, Quitman, MS, Panola, MS, Tallahatchie, MS, Yalobusha, MS, Shelby, TN, Fayette, 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
33°
15%
6 PM
32°
29%
7 PM
31°
29%
8 PM
29°
29%
9 PM
28°
29%
10 PM
27°
27%
11 PM
27°
27%
12 AM
26°
19%
1 AM
26°
3%
2 AM
25°
3%
3 AM
24°
3%
4 AM
24°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
28°
3%
10 AM
29°
3%
11 AM
30°
3%
12 PM
32°
3%
1 PM
32°
3%
2 PM
32°
3%
3 PM
32°
3%
4 PM
32°
3%
7-Day Forecast
Today
33° 23°
Mostly Clear with a 29% chance of rain.
Thu
33° 23°
Partly Cloudy.
Fri
35° 22°
Mostly Cloudy with a 66% chance of rain.
Sat
33° 22°
Partly Cloudy with a 53% chance of rain.
Sun
30° 21°
Drizzle, 60% chance.
Mon
32° 21°
Drizzle, 60% chance.
Tue
34° 22°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 15% 5 mph NW 60%
6 PM 32° Partly Cloudy 29% 5 mph NW 64%
7 PM 31° Clear 29% 4 mph NNW 67%
8 PM 29° Mostly Clear 29% 3 mph N 69%
9 PM 28° Mostly Clear 29% 4 mph N 71%
10 PM 27° Mostly Clear 27% 4 mph NNE 72%
11 PM 27° Mostly Clear 27% 4 mph NNE 75%
12 AM 26° Mostly Clear 19% 4 mph N 77%
1 AM 26° Partly Cloudy 3% 4 mph N 79%
2 AM 25° Mostly Clear 3% 4 mph N 81%
3 AM 24° Mostly Clear 3% 4 mph NNE 83%
4 AM 24° Mostly Clear 3% 4 mph NE 84%
5 AM 23° Mostly Clear 3% 4 mph NE 84%
6 AM 23° Mostly Clear 3% 4 mph NE 85%
7 AM 24° Partly Cloudy 3% 4 mph ENE 82%
8 AM 26° Partly Cloudy 3% 5 mph ENE 75%
9 AM 28° Mostly Clear 3% 4 mph ENE 67%
10 AM 29° Mostly Clear 3% 4 mph ENE 61%
11 AM 30° Mostly Clear 3% 4 mph NE 56%
12 PM 32° Mostly Clear 3% 4 mph NE 52%
1 PM 32° Mostly Clear 3% 4 mph NE 49%
2 PM 32° Mostly Clear 3% 4 mph NE 48%
3 PM 32° Partly Cloudy 3% 4 mph NE 47%
4 PM 32° Partly Cloudy 3% 4 mph NE 47%
15-Day Forecast
Today
7/29
Mostly Clear
29%
23°
33°
Thu
7/30
Partly Cloudy
3%
23°
33°
Fri
7/31
Mostly Cloudy
66%
22°
35°
Sat
8/1
Partly Cloudy
53%
22°
33°
Sun
8/2
Drizzle
60%
21°
30°
Mon
8/3
Drizzle
60%
21°
32°
Tue
8/4
Drizzle
60%
22°
34°
Wed
8/5
Clear
49%
22°
34°
Thu
8/6
Drizzle
44%
23°
36°
Fri
8/7
Drizzle
50%
24°
36°
Sat
8/8
Drizzle
60%
23°
36°
Sun
8/9
Drizzle
60%
25°
36°
Mon
8/10
Drizzle
60%
25°
36°
Tue
8/11
Drizzle
60%
24°
36°
Wed
8/12
Drizzle
60%
24°
35°
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 10.4 µg/m³
O3
Ground-level ozone
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 53 Moderate 33 53
Fri 62 Moderate 40 62
Sat 58 Moderate 32 58
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 Jul 29, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2252 J/kg
MLCAPE963 J/kg
MUCAPE2252 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-5.8
Kinematics
0–6 km Shear18 kt
0–1 km Shear4 kt
Eff. Shear25 kt
0–1 km SRH5
0–3 km SRH-13
Eff. SRH-13
Storm Motion270° @ 20 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.3
Thermo & Levels
PWAT2.17 in
0–3 km LR7.7 °C/km
700–500 LR5.5 °C/km
Total Totals43.7
LCL858 hPa
LFC995 hPa
EL148 hPa
Freezing Lvl15,856 ft