Heat Advisory — Bolivar, MS, Sunflower, MS, Leflore, MS, Washington, MS, Humphreys, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Warren, MS, Hinds, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Holmes, MS, Attala, MS, Winston, MS, Noxubee, MS, Madison, MS, Leake, MS, Neshoba, MS, Kemper, MS, Rankin, MS, Scott, MS, Newton, MS, Lauderdale, MS, Smith, MS, Jasper, MS, Clarke, MS 9:00 PM Excessive Heat Warning — Bolivar, MS, Sunflower, MS, Leflore, MS, Washington, MS, Humphreys, MS, Holmes, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Warren, MS, Hinds, MS, Rankin, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Attala, MS, Winston, MS, Noxubee, MS, Leake, MS, Neshoba, MS, Kemper, MS, Scott, MS, Newton, MS, Lauderdale, MS, Smith, MS, Jasper, MS, Clarke, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS 9:00 PM

Marion County, Mississippi, United States

Last updated: 3:29 PM CDT  ·  Refresh
34°C
Feels like 40°
Mostly Clear
▲ 36°  /  ▼ 23°
Wind
3 mph ENE
Humidity
54%
Dew Point
23°
Pressure
29.84 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
25%
Sunrise
5:58 AM
Sunset
8:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marion County is currently mostly clear at 34°C. Precipitation is likely — peak probability 53% around 3 PM. Atmospheric instability is elevated (CAPE up to 2897 J/kg) — isolated convective development possible. Sunrise: 5:58AM · Sunset: 8:07PM.

47 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
8%
4 PM
35°
21%
5 PM
36°
21%
6 PM
34°
21%
7 PM
33°
21%
8 PM
31°
21%
9 PM
27°
21%
10 PM
26°
21%
11 PM
26°
22%
12 AM
25°
14%
1 AM
25°
8%
2 AM
24°
9%
3 AM
24°
9%
4 AM
24°
9%
5 AM
23°
9%
6 AM
24°
9%
7 AM
24°
19%
8 AM
26°
26%
9 AM
28°
27%
10 AM
31°
27%
11 AM
31°
28%
12 PM
32°
28%
1 PM
33°
42%
2 PM
33°
42%
7-Day Forecast
Today
36° 23°
Partly Cloudy with a 21% chance of rain.
Wed
36° 23°
Partly Cloudy with a 53% chance of rain.
Thu
36° 23°
Mostly Cloudy with a 31% chance of rain.
Fri
35° 24°
Partly Cloudy with a 71% chance of rain.
Sat
35° 22°
Drizzle, 60% chance.
Sun
33° 22°
Rain, 90% chance.
Mon
33° 22°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Mostly Clear 8% 3 mph ENE 54%
4 PM 35° Mostly Clear 21% 4 mph ENE 55%
5 PM 36° Partly Cloudy 21% 4 mph ENE 59%
6 PM 34° Mostly Cloudy 21% 4 mph ENE 64%
7 PM 33° Partly Cloudy 21% 3 mph ENE 69%
8 PM 31° Partly Cloudy 21% 4 mph E 72%
9 PM 27° Partly Cloudy 21% 4 mph E 76%
10 PM 26° Partly Cloudy 21% 4 mph E 79%
11 PM 26° Partly Cloudy 22% 3 mph E 82%
12 AM 25° Partly Cloudy 14% 2 mph ENE 84%
1 AM 25° Partly Cloudy 8% 2 mph NNE 86%
2 AM 24° Partly Cloudy 9% 2 mph NNE 87%
3 AM 24° Partly Cloudy 9% 2 mph N 88%
4 AM 24° Partly Cloudy 9% 2 mph N 88%
5 AM 23° Partly Cloudy 9% 3 mph N 88%
6 AM 24° Partly Cloudy 9% 3 mph NNE 89%
7 AM 24° Partly Cloudy 19% 3 mph NNE 86%
8 AM 26° Mostly Clear 26% 3 mph NE 78%
9 AM 28° Clear 27% 4 mph NE 72%
10 AM 31° Clear 27% 4 mph ENE 67%
11 AM 31° Clear 28% 4 mph ENE 64%
12 PM 32° Clear 28% 5 mph ENE 61%
1 PM 33° Clear 42% 5 mph ENE 59%
2 PM 33° Mostly Clear 42% 5 mph ENE 60%
15-Day Forecast
Today
6/30
Partly Cloudy
21%
23°
36°
Wed
7/1
Partly Cloudy
53%
23°
36°
Thu
7/2
Mostly Cloudy
31%
23°
36°
Fri
7/3
Partly Cloudy
71%
24°
35°
Sat
7/4
Drizzle
60%
22°
35°
Sun
7/5
Rain
90%
22°
33°
Mon
7/6
Drizzle
60%
22°
33°
Tue
7/7
Drizzle
60%
22°
35°
Wed
7/8
Drizzle
60%
22°
35°
Thu
7/9
Drizzle
60%
23°
35°
Fri
7/10
Drizzle
60%
23°
34°
Sat
7/11
Drizzle
60%
23°
34°
Sun
7/12
Drizzle
60%
23°
34°
Mon
7/13
Drizzle
60%
23°
33°
Tue
7/14
Drizzle
60%
22°
34°
47
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
47 AQI 8.4 µg/m³
O3
Ground-level ozone
29 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 47 Good 29 47
Thu 51 Moderate 33 51
Fri 46 Good 31 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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Jun 30, 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
SBCAPE3308 J/kg
MLCAPE1872 J/kg
MUCAPE3308 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-8.0
Kinematics
0–6 km Shear17 kt
0–1 km Shear1 kt
Eff. Shear23 kt
0–1 km SRH1
0–3 km SRH-24
Eff. SRH-24
Storm Motion48° @ 19 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index21.4
Thermo & Levels
PWAT1.83 in
0–3 km LR7.3 °C/km
700–500 LR6.9 °C/km
Total Totals47.4
LCL865 hPa
LFC1011 hPa
EL139 hPa
Freezing Lvl15,233 ft