Heat Advisory — Clay, AR, Greene, AR, Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, Dunklin, MO, Pemiscot, MO, DeSoto, MS, Marshall, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Tallahatchie, MS, Yalobusha, 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, Shelby, TN, Fayette, TN, Hardeman, TN 8:00 PM

Marshall County, Mississippi, United States

Last updated: 9:27 AM CDT  ·  Refresh
28°C
Feels like 31°
Mostly Clear
▲ 34°  /  ▼ 23°
Wind
7 mph S
Humidity
73%
Dew Point
22°
Pressure
29.66 inHg
Visibility
10 mi
UV Index
6.5
Cloud Cover
23%
Sunrise
6:36 AM
Sunset
7:13 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marshall County is currently mostly clear at 28°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1392 J/kg) — isolated convective development possible. Sunrise: 6:36AM · Sunset: 7:13PM.

Alerts

Heat Advisory
Clay, AR, Greene, AR, Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, Dunklin, MO, Pemiscot, MO, DeSoto, MS, Marshall, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Tallahatchie, MS, Yalobusha, 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, Shelby, TN, Fayette, TN, Hardeman, TN
Expires 8:00 PM
41 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
16%
10 AM
28°
34%
11 AM
30°
48%
12 PM
31°
33%
1 PM
33°
28%
2 PM
34°
28%
3 PM
34°
27%
4 PM
33°
19%
5 PM
34°
19%
6 PM
33°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
28°
3%
10 PM
28°
3%
11 PM
27°
3%
12 AM
27°
3%
1 AM
26°
3%
2 AM
26°
3%
3 AM
25°
3%
4 AM
25°
3%
5 AM
24°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
26°
3%
7-Day Forecast
Today
34° 23°
Mostly Clear with a 33% chance of rain.
Thu
38° 23°
Mostly Clear.
Fri
38° 23°
Mostly Cloudy with a 57% chance of rain.
Sat
37° 21°
Mostly Cloudy with a 31% chance of rain.
Sun
39° 20°
Rain, 30% chance.
Mon
38° 21°
Clear with a 29% chance of rain.
Tue
39° 23°
Rain.
TimeTempConditionsPrecipWindHumidity
Now 28° Mostly Clear 16% 7 mph S 73%
10 AM 28° Partly Cloudy 34% 8 mph SSW 65%
11 AM 30° Partly Cloudy 48% 8 mph SSW 59%
12 PM 31° Partly Cloudy 33% 7 mph SSW 53%
1 PM 33° Mostly Clear 28% 7 mph SSW 51%
2 PM 34° Mostly Clear 28% 6 mph SSW 50%
3 PM 34° Mostly Clear 27% 6 mph SSW 50%
4 PM 33° Mostly Clear 19% 5 mph S 51%
5 PM 34° Clear 19% 5 mph S 52%
6 PM 33° Clear 3% 5 mph S 54%
7 PM 32° Clear 3% 5 mph SSE 56%
8 PM 31° Clear 3% 5 mph SSE 59%
9 PM 28° Clear 3% 5 mph SSE 61%
10 PM 28° Clear 3% 6 mph SSE 62%
11 PM 27° Clear 3% 6 mph S 62%
12 AM 27° Clear 3% 6 mph S 63%
1 AM 26° Clear 3% 6 mph S 64%
2 AM 26° Clear 3% 5 mph S 64%
3 AM 25° Mostly Clear 3% 5 mph S 65%
4 AM 25° Mostly Clear 3% 5 mph S 67%
5 AM 24° Clear 3% 5 mph S 69%
6 AM 23° Clear 3% 5 mph S 71%
7 AM 24° Clear 3% 5 mph S 69%
8 AM 26° Clear 3% 6 mph S 65%
15-Day Forecast
Today
9/9
Mostly Clear
33%
23°
34°
Thu
9/10
Mostly Clear
12%
23°
38°
Fri
9/11
Mostly Cloudy
57%
23°
38°
Sat
9/12
Mostly Cloudy
31%
21°
37°
Sun
9/13
Rain
30%
20°
39°
Mon
9/14
Clear
29%
21°
38°
Tue
9/15
Rain
19%
23°
39°
Wed
9/16
Rain
69%
22°
39°
Thu
9/17
Rain
68%
22°
39°
Fri
9/18
Drizzle
68%
22°
39°
Sat
9/19
Drizzle
60%
21°
36°
Sun
9/20
Clear
60%
20°
36°
Mon
9/21
Drizzle
60%
19°
36°
Tue
9/22
Drizzle
60%
19°
34°
Wed
9/23
Drizzle
60%
18°
33°
41
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
41 AQI 7.4 µg/m³
O3
Ground-level ozone
39 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 41 Good 39 41
Fri 40 Good 40 39
Sat 50 Good 50 34
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 Sep 9, 13:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE857 J/kg
MLCAPE366 J/kg
MUCAPE857 J/kg
SBCIN-53 J/kg
MLCIN-63 J/kg
Lifted Index-0.4
Kinematics
0–6 km Shear3 kt
0–1 km Shear11 kt
Eff. Shear8 kt
0–1 km SRH-4
0–3 km SRH3
Eff. SRH3
Storm Motion219° @ 19 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.6
Thermo & Levels
PWAT1.73 in
0–3 km LR6.2 °C/km
700–500 LR4.1 °C/km
Total Totals40.4
LCL930 hPa
LFC828 hPa
EL175 hPa
Freezing Lvl17,106 ft