Extreme Heat Warning — Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, DeSoto, MS, Marshall, MS, Benton, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Tallahatchie, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Lauderdale, TN, Tipton, TN, Shelby, TN, Fayette, TN 8:00 PM

Lafayette County, Mississippi, United States

Last updated: 12:37 AM CDT  ·  Refresh
28°C
Feels like 30°
Clear
▲ 38°  /  ▼ 22°
Wind
4 mph SSW
Humidity
59%
Dew Point
22°
Pressure
29.54 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
6:20 AM
Sunset
7:42 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently clear at 28°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2391 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 7:42PM.

Alerts

Extreme Heat Warning
Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, DeSoto, MS, Marshall, MS, Benton, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Tallahatchie, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Lauderdale, TN, Tipton, TN, Shelby, TN, Fayette, TN
Expires 8:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
3%
1 AM
27°
3%
2 AM
27°
4%
3 AM
26°
4%
4 AM
26°
4%
5 AM
24°
4%
6 AM
24°
4%
7 AM
26°
4%
8 AM
29°
4%
9 AM
31°
9%
10 AM
33°
10%
11 AM
34°
8%
12 PM
36°
8%
1 PM
38°
13%
2 PM
38°
10%
3 PM
38°
10%
4 PM
37°
24%
5 PM
38°
30%
6 PM
37°
31%
7 PM
36°
31%
8 PM
34°
31%
9 PM
29°
31%
10 PM
29°
11%
11 PM
28°
11%
7-Day Forecast
Today
38° 22°
Mostly Clear with a 31% chance of rain.
Tue
39° 22°
Mostly Clear.
Wed
43° 22°
Mostly Clear with a 64% chance of rain.
Thu
38° 23°
Rain, 64% chance.
Fri
36° 19°
Rain, 64% chance.
Sat
37° 19°
Thunderstorm, 52% chance.
Sun
37° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 28° Clear 3% 4 mph SSW 59%
1 AM 27° Clear 3% 5 mph SSW 61%
2 AM 27° Clear 4% 5 mph SW 63%
3 AM 26° Mostly Clear 4% 6 mph SW 66%
4 AM 26° Mostly Clear 4% 6 mph SW 68%
5 AM 24° Mostly Clear 4% 6 mph SW 70%
6 AM 24° Mostly Clear 4% 6 mph WSW 72%
7 AM 26° Mostly Clear 4% 7 mph WSW 67%
8 AM 29° Mostly Clear 4% 8 mph WSW 58%
9 AM 31° Clear 9% 8 mph WSW 50%
10 AM 33° Clear 10% 9 mph W 44%
11 AM 34° Clear 8% 9 mph W 39%
12 PM 36° Clear 8% 10 mph W 34%
1 PM 38° Clear 13% 10 mph WNW 33%
2 PM 38° Mostly Clear 10% 10 mph WNW 35%
3 PM 38° Mostly Clear 10% 10 mph WNW 36%
4 PM 37° Mostly Clear 24% 9 mph WNW 39%
5 PM 38° Mostly Clear 30% 8 mph NW 44%
6 PM 37° Mostly Clear 31% 8 mph NW 48%
7 PM 36° Mostly Clear 31% 8 mph NW 53%
8 PM 34° Mostly Clear 31% 7 mph NW 57%
9 PM 29° Partly Cloudy 31% 7 mph NW 61%
10 PM 29° Partly Cloudy 11% 7 mph NNW 64%
11 PM 28° Partly Cloudy 11% 6 mph NNW 66%
15-Day Forecast
Today
8/17
Mostly Clear
31%
22°
38°
Tue
8/18
Mostly Clear
9%
22°
39°
Wed
8/19
Mostly Clear
64%
22°
43°
Thu
8/20
Rain
64%
23°
38°
Fri
8/21
Rain
64%
19°
36°
Sat
8/22
Thunderstorm
52%
19°
37°
Sun
8/23
Clear
8%
21°
37°
Mon
8/24
Drizzle
42%
20°
36°
Tue
8/25
Rain
68%
21°
36°
Wed
8/26
Rain
77%
22°
37°
Thu
8/27
Drizzle
60%
23°
38°
Fri
8/28
Drizzle
60%
23°
37°
Sat
8/29
Drizzle
60%
22°
37°
Sun
8/30
Drizzle
60%
22°
37°
Mon
8/31
Drizzle
60%
22°
36°
52
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
52 AQI 9.9 µg/m³
O3
Ground-level ozone
34 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 34 52
Tue 55 Moderate 39 55
Wed 56 Moderate 42 56
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 Aug 17, 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
SBCAPE753 J/kg
MLCAPE472 J/kg
MUCAPE753 J/kg
SBCIN-281 J/kg
MLCIN-166 J/kg
Lifted Index-2.8
Kinematics
0–6 km Shear10 kt
0–1 km Shear21 kt
Eff. Shear13 kt
0–1 km SRH129
0–3 km SRH86
Eff. SRH-28
Storm Motion332° @ 17 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.0
Thermo & Levels
PWAT1.70 in
0–3 km LR6.1 °C/km
700–500 LR5.6 °C/km
Total Totals46.5
LCL906 hPa
LFC752 hPa
EL209 hPa
Freezing Lvl16,365 ft