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

Marshall County, Mississippi, United States

Last updated: 12:38 AM CDT  ·  Refresh
29°C
Feels like 31°
Mostly Clear
▲ 37°  /  ▼ 21°
Wind
5 mph SSW
Humidity
56%
Dew Point
21°
Pressure
29.46 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
10%
Sunrise
6:19 AM
Sunset
7:43 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marshall County is currently mostly clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2772 J/kg) — isolated convective development possible. Sunrise: 6:19AM · Sunset: 7:43PM.

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
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
4%
1 AM
28°
4%
2 AM
28°
4%
3 AM
27°
4%
4 AM
27°
4%
5 AM
25°
4%
6 AM
24°
4%
7 AM
26°
4%
8 AM
28°
9%
9 AM
31°
9%
10 AM
32°
10%
11 AM
33°
8%
12 PM
34°
8%
1 PM
37°
19%
2 PM
37°
10%
3 PM
37°
10%
4 PM
36°
20%
5 PM
37°
24%
6 PM
36°
18%
7 PM
35°
19%
8 PM
34°
19%
9 PM
29°
19%
10 PM
28°
5%
11 PM
28°
5%
7-Day Forecast
Today
37° 21°
Clear.
Tue
38° 21°
Clear.
Wed
42° 22°
Mostly Clear with a 72% chance of rain.
Thu
38° 22°
Rain, 82% chance.
Fri
36° 20°
Rain, 64% chance.
Sat
37° 20°
Thunderstorm, 51% chance.
Sun
37° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 4% 5 mph SSW 56%
1 AM 28° Mostly Clear 4% 6 mph SSW 57%
2 AM 28° Clear 4% 6 mph SW 61%
3 AM 27° Clear 4% 6 mph SW 64%
4 AM 27° Clear 4% 7 mph SW 66%
5 AM 25° Clear 4% 7 mph SW 68%
6 AM 24° Clear 4% 7 mph SW 70%
7 AM 26° Clear 4% 7 mph WSW 66%
8 AM 28° Clear 9% 8 mph WSW 60%
9 AM 31° Clear 9% 8 mph W 54%
10 AM 32° Clear 10% 9 mph W 50%
11 AM 33° Clear 8% 9 mph W 46%
12 PM 34° Clear 8% 9 mph WNW 43%
1 PM 37° Mostly Clear 19% 9 mph WNW 43%
2 PM 37° Mostly Clear 10% 9 mph WNW 44%
3 PM 37° Clear 10% 9 mph NW 46%
4 PM 36° Clear 20% 9 mph NW 48%
5 PM 37° Clear 24% 9 mph NW 52%
6 PM 36° Clear 18% 8 mph NW 56%
7 PM 35° Clear 19% 8 mph NNW 59%
8 PM 34° Mostly Clear 19% 8 mph NNW 62%
9 PM 29° Mostly Clear 19% 7 mph NNW 65%
10 PM 28° Partly Cloudy 5% 7 mph NNW 68%
11 PM 28° Partly Cloudy 5% 7 mph NNW 70%
15-Day Forecast
Today
8/17
Clear
18%
21°
37°
Tue
8/18
Clear
6%
21°
38°
Wed
8/19
Mostly Clear
72%
22°
42°
Thu
8/20
Rain
82%
22°
38°
Fri
8/21
Rain
64%
20°
36°
Sat
8/22
Thunderstorm
51%
20°
37°
Sun
8/23
Clear
8%
20°
37°
Mon
8/24
Rain
43%
19°
35°
Tue
8/25
Rain
68%
21°
36°
Wed
8/26
Clear
48%
22°
37°
Thu
8/27
Drizzle
60%
23°
38°
Fri
8/28
Drizzle
60%
22°
37°
Sat
8/29
Drizzle
60%
22°
37°
Sun
8/30
Drizzle
60%
22°
37°
Mon
8/31
Drizzle
60%
22°
37°
55
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
55 AQI 11.5 µg/m³
O3
Ground-level ozone
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 38 55
Tue 59 Moderate 43 59
Wed 58 Moderate 45 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 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
SBCAPE920 J/kg
MLCAPE400 J/kg
MUCAPE920 J/kg
SBCIN-247 J/kg
MLCIN-155 J/kg
Lifted Index-3.3
Kinematics
0–6 km Shear10 kt
0–1 km Shear23 kt
Eff. Shear11 kt
0–1 km SRH121
0–3 km SRH68
Eff. SRH68
Storm Motion330° @ 16 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.1
Thermo & Levels
PWAT1.78 in
0–3 km LR6.3 °C/km
700–500 LR5.7 °C/km
Total Totals47.4
LCL891 hPa
LFC752 hPa
EL196 hPa
Freezing Lvl16,253 ft