Heat Advisory — Pemiscot, MO, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Prentiss, 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, Haywood, TN, Crockett, TN, Madison, TN, Chester, TN, Henderson, TN, Decatur, TN, Fayette, TN, Hardeman, TN, McNairy, TN, Hardin, TN 7:00 PM

Marshall County, Mississippi, United States

Last updated: 3:50 PM CDT  ·  Refresh
32°C
Feels like 37°
Mostly Clear
▲ 34°  /  ▼ 21°
Wind
5 mph S
Humidity
56%
Dew Point
22°
Pressure
29,44 inHg
Visibility
10 mi
UV Index
7,2
Cloud Cover
16%
Sunrise
6:39 AM
Sunset
7:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marshall County is currently mostly clear at 32°C. Precipitation is likely — peak probability 52% around 6 PM. Atmospheric instability is elevated (CAPE up to 1814 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 7:07PM.

Alerts

Heat Advisory
Pemiscot, MO, Marshall, MS, Benton, MS, Tippah, MS, Alcorn, MS, Tishomingo, MS, Prentiss, 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, Haywood, TN, Crockett, TN, Madison, TN, Chester, TN, Henderson, TN, Decatur, TN, Fayette, TN, Hardeman, TN, McNairy, TN, Hardin, TN
Expires 7:00 PM
43 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
23%
4 PM
31°
40%
5 PM
32°
33%
6 PM
31°
52%
7 PM
29°
39%
8 PM
29°
21%
9 PM
27°
21%
10 PM
26°
21%
11 PM
26°
13%
12 AM
25°
8%
1 AM
24°
12%
2 AM
24°
12%
3 AM
23°
12%
4 AM
23°
12%
5 AM
23°
23%
6 AM
22°
20%
7 AM
24°
26%
8 AM
25°
27%
9 AM
25°
27%
10 AM
27°
28%
11 AM
28°
25%
12 PM
29°
26%
1 PM
32°
26%
2 PM
32°
26%
7-Day Forecast
Today
34° 21°
Partly Cloudy with a 52% chance of rain.
Mon
37° 22°
Mostly Clear with a 30% chance of rain.
Tue
39° 24°
Clear.
Wed
36° 25°
Clear.
Thu
38° 23°
Clear.
Fri
38° 23°
Clear.
Sat
37° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 32° Mostly Clear 23% 5 mph S 56%
4 PM 31° Mostly Clear 40% 5 mph S 62%
5 PM 32° Partly Cloudy 33% 4 mph SSW 65%
6 PM 31° Mostly Cloudy 52% 5 mph W 70%
7 PM 29° Mostly Cloudy 39% 3 mph WSW 72%
8 PM 29° Partly Cloudy 21% 3 mph W 73%
9 PM 27° Partly Cloudy 21% 4 mph WSW 75%
10 PM 26° Partly Cloudy 21% 4 mph SSW 76%
11 PM 26° Partly Cloudy 13% 3 mph S 78%
12 AM 25° Partly Cloudy 8% 3 mph SE 81%
1 AM 24° Partly Cloudy 12% 2 mph E 83%
2 AM 24° Mostly Cloudy 12% 2 mph SE 84%
3 AM 23° Mostly Cloudy 12% 2 mph NNW 86%
4 AM 23° Partly Cloudy 12% 2 mph NE 87%
5 AM 23° Mostly Clear 23% 2 mph NE 89%
6 AM 22° Rain 20% 3 mph ENE 90%
7 AM 24° Mostly Clear 26% 3 mph ENE 85%
8 AM 25° Mostly Clear 27% 3 mph E 78%
9 AM 25° Clear 27% 3 mph E 74%
10 AM 27° Mostly Clear 28% 3 mph E 69%
11 AM 28° Mostly Clear 25% 3 mph E 64%
12 PM 29° Mostly Clear 26% 3 mph E 59%
1 PM 32° Mostly Clear 26% 4 mph E 57%
2 PM 32° Mostly Clear 26% 4 mph E 56%
15-Day Forecast
Today
9/13
Partly Cloudy
52%
21°
34°
Mon
9/14
Mostly Clear
30%
22°
37°
Tue
9/15
Clear
3%
24°
39°
Wed
9/16
Clear
3%
25°
36°
Thu
9/17
Clear
9%
23°
38°
Fri
9/18
Clear
19%
23°
38°
Sat
9/19
Clear
19%
22°
37°
Sun
9/20
Clear
60%
21°
34°
Mon
9/21
Drizzle
60%
20°
34°
Tue
9/22
Drizzle
60%
14°
31°
Wed
9/23
Drizzle
60%
11°
30°
Thu
9/24
Clear
60%
18°
31°
Fri
9/25
Clear
60%
18°
31°
Sat
9/26
Clear
25%
18°
31°
Sun
9/27
Clear
60%
17°
32°
43
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
36 AQI 6.5 µg/m³
O3
Ground-level ozone
Dominant
43 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 43 Good 43 36
Tue 39 Good 39 36
Wed 53 Moderate 37 53
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 dim. sept. 13, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2641 J/kg
MLCAPE1752 J/kg
MUCAPE2641 J/kg
SBCIN-55 J/kg
MLCIN-39 J/kg
Lifted Index-6.0
Kinematics
0–6 km Shear11 kt
0–1 km Shear5 kt
Eff. Shear11 kt
0–1 km SRH23
0–3 km SRH44
Eff. SRH44
Storm Motion16° @ 18 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.4
Thermo & Levels
PWAT1.71 in
0–3 km LR7.5 °C/km
700–500 LR5.7 °C/km
Total Totals46.7
LCL864 hPa
LFC813 hPa
EL137 hPa
Freezing Lvl15,046 ft