Extreme Heat Warning — DeSoto, MS, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tate, MS, Prentiss, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, 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

Lafayette County, Mississippi, United States

Last updated: 6:22 AM CDT  ·  Refresh
23°C
Feels like 25°
Clear
▲ 37°  /  ▼ 23°
Wind
3 mph SW
Humidity
73%
Dew Point
19°
Pressure
29.67 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:19 AM
Sunset
7:45 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently clear at 23°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 683 J/kg) — isolated convective development possible. Sunrise: 6:19AM · Sunset: 7:45PM.

Alerts

Extreme Heat Warning
DeSoto, MS, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Tate, MS, Prentiss, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Itawamba, 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
23°
11%
7 AM
23°
21%
8 AM
26°
21%
9 AM
29°
14%
10 AM
31°
14%
11 AM
33°
14%
12 PM
34°
7%
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
32°
3%
9 PM
29°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
28°
3%
1 AM
27°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
26°
3%
5 AM
26°
3%
7-Day Forecast
Today
37° 23°
Clear.
Sun
40° 24°
Mostly Clear.
Mon
42° 25°
Mostly Clear with a 35% chance of rain.
Tue
38° 23°
Clear with a 29% chance of rain.
Wed
41° 23°
Rain, 45% chance.
Thu
39° 24°
Rain, 65% chance.
Fri
38° 22°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Clear 11% 3 mph SW 73%
7 AM 23° Clear 21% 5 mph SW 68%
8 AM 26° Clear 21% 6 mph WSW 60%
9 AM 29° Clear 14% 7 mph WSW 54%
10 AM 31° Clear 14% 8 mph WSW 50%
11 AM 33° Clear 14% 7 mph W 44%
12 PM 34° Clear 7% 7 mph W 38%
1 PM 36° Clear 3% 7 mph W 35%
2 PM 37° Clear 3% 6 mph WSW 34%
3 PM 37° Clear 3% 6 mph WSW 34%
4 PM 37° Clear 3% 5 mph WSW 35%
5 PM 37° Clear 3% 5 mph WSW 38%
6 PM 36° Mostly Clear 3% 4 mph WSW 42%
7 PM 34° Mostly Clear 3% 4 mph SW 44%
8 PM 32° Mostly Clear 3% 4 mph SW 46%
9 PM 29° Mostly Clear 3% 4 mph SSW 48%
10 PM 29° Mostly Clear 3% 4 mph SSW 50%
11 PM 28° Mostly Clear 3% 4 mph SSW 52%
12 AM 28° Partly Cloudy 3% 4 mph SSW 53%
1 AM 27° Mostly Clear 3% 5 mph SSW 54%
2 AM 26° Mostly Clear 3% 4 mph SSW 56%
3 AM 26° Mostly Clear 3% 5 mph SW 57%
4 AM 26° Clear 3% 5 mph SW 58%
5 AM 26° Clear 3% 5 mph SW 60%
15-Day Forecast
Today
8/15
Clear
14%
23°
37°
Sun
8/16
Mostly Clear
3%
24°
40°
Mon
8/17
Mostly Clear
35%
25°
42°
Tue
8/18
Clear
29%
23°
38°
Wed
8/19
Rain
45%
23°
41°
Thu
8/20
Rain
65%
24°
39°
Fri
8/21
Drizzle
53%
22°
38°
Sat
8/22
Rain
63%
21°
37°
Sun
8/23
Rain
58%
19°
37°
Mon
8/24
Clear
40%
20°
36°
Tue
8/25
Drizzle
60%
21°
38°
Wed
8/26
Drizzle
60%
24°
38°
Thu
8/27
Drizzle
60%
24°
37°
Fri
8/28
Drizzle
60%
23°
36°
Sat
8/29
Drizzle
60%
23°
36°
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 9.0 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 49 Good 37 49
Sun 48 Good 35 48
Mon 46 Good 37 46
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Aug 15, 10:00'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
MLCAPE16 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index3.2
Kinematics
0–6 km Shear11 kt
0–1 km Shear11 kt
Eff. Shear—
0–1 km SRH54
0–3 km SRH38
Eff. SRH—
Storm Motion342° @ 14 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index10.4
Thermo & Levels
PWAT1.09 in
0–3 km LR3.8 °C/km
700–500 LR6.0 °C/km
Total Totals38.5
LCL946 hPa
LFC—
EL—
Freezing Lvl16,178 ft