Heat Advisory — Ashley, AR, Chicot, AR, Morehouse, LA, West Carroll, LA, East Carroll, LA, Richland, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Washington, MS, Humphreys, MS, Holmes, MS, Attala, MS, Winston, MS, Noxubee, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Leake, MS, Neshoba, MS, Kemper, MS, Warren, MS, Hinds, MS, Rankin, MS, Scott, MS, Newton, MS, Lauderdale, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Smith, MS, Jasper, MS, Clarke, MS, Jefferson, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS 7:00 PM

Marion County, Mississippi, United States

Last updated: 6:58 PM CDT  ·  Refresh
34°C
Feels like 38°
Clear
▲ 38°  /  ▼ 23°
Wind
5 mph SW
Humidity
50%
Dew Point
21°
Pressure
29.71 inHg
Visibility
10 mi
UV Index
2.5
Cloud Cover
4%
Sunrise
6:23 AM
Sunset
7:44 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marion County is currently clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2671 J/kg) — isolated convective development possible. Sunrise: 6:23AM · Sunset: 7:44PM.

Alerts

Heat Advisory
Ashley, AR, Chicot, AR, Morehouse, LA, West Carroll, LA, East Carroll, LA, Richland, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Washington, MS, Humphreys, MS, Holmes, MS, Attala, MS, Winston, MS, Noxubee, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Leake, MS, Neshoba, MS, Kemper, MS, Warren, MS, Hinds, MS, Rankin, MS, Scott, MS, Newton, MS, Lauderdale, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Smith, MS, Jasper, MS, Clarke, MS, Jefferson, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS
Expires 7:00 PM
31 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
12%
7 PM
33°
22%
8 PM
32°
22%
9 PM
29°
11%
10 PM
28°
8%
11 PM
27°
8%
12 AM
27°
3%
1 AM
26°
3%
2 AM
26°
3%
3 AM
25°
3%
4 AM
24°
4%
5 AM
23°
4%
6 AM
23°
5%
7 AM
26°
5%
8 AM
27°
10%
9 AM
29°
12%
10 AM
31°
12%
11 AM
32°
12%
12 PM
33°
12%
1 PM
37°
12%
2 PM
37°
15%
3 PM
37°
15%
4 PM
37°
16%
5 PM
35°
8%
7-Day Forecast
Tonight
38° 23°
Clear.
Thu
38° 23°
Mostly Clear.
Fri
40° 23°
Mostly Clear.
Sat
41° 23°
Clear with a 46% chance of rain.
Sun
41° 24°
Rain, 64% chance.
Mon
39° 24°
Partly Cloudy with a 36% chance of rain.
Tue
40° 22°
Partly Cloudy with a 31% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 34° Clear 12% 5 mph SW 50%
7 PM 33° Clear 22% 5 mph SSW 57%
8 PM 32° Clear 22% 6 mph SSW 65%
9 PM 29° Mostly Clear 11% 5 mph SSW 71%
10 PM 28° Clear 8% 5 mph SSW 75%
11 PM 27° Partly Cloudy 8% 5 mph SSW 78%
12 AM 27° Clear 3% 5 mph SSW 82%
1 AM 26° Clear 3% 4 mph SSW 85%
2 AM 26° Clear 3% 4 mph SSW 88%
3 AM 25° Clear 3% 4 mph SW 90%
4 AM 24° Clear 4% 4 mph SW 92%
5 AM 23° Clear 4% 4 mph SW 93%
6 AM 23° Mostly Clear 5% 3 mph SW 94%
7 AM 26° Mostly Clear 5% 5 mph WSW 87%
8 AM 27° Partly Cloudy 10% 6 mph WSW 79%
9 AM 29° Partly Cloudy 12% 7 mph WSW 71%
10 AM 31° Partly Cloudy 12% 7 mph WSW 64%
11 AM 32° Partly Cloudy 12% 6 mph WSW 58%
12 PM 33° Partly Cloudy 12% 6 mph WSW 52%
1 PM 37° Partly Cloudy 12% 6 mph WSW 50%
2 PM 37° Partly Cloudy 15% 6 mph WSW 48%
3 PM 37° Mostly Clear 15% 6 mph SW 47%
4 PM 37° Mostly Clear 16% 6 mph SW 50%
5 PM 35° Mostly Clear 8% 6 mph SSW 52%
15-Day Forecast
Today
8/12
Clear
12%
23°
38°
Thu
8/13
Mostly Clear
12%
23°
38°
Fri
8/14
Mostly Clear
6%
23°
40°
Sat
8/15
Clear
46%
23°
41°
Sun
8/16
Rain
64%
24°
41°
Mon
8/17
Partly Cloudy
36%
24°
39°
Tue
8/18
Partly Cloudy
31%
22°
40°
Wed
8/19
Mostly Cloudy
37%
24°
41°
Thu
8/20
Clear
35%
22°
42°
Fri
8/21
Mostly Cloudy
35%
23°
42°
Sat
8/22
Drizzle
47%
23°
41°
Sun
8/23
Drizzle
60%
23°
40°
Mon
8/24
Drizzle
60%
23°
39°
Tue
8/25
Drizzle
60%
23°
39°
Wed
8/26
Drizzle
60%
23°
39°
31
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
27 AQI 4.8 µg/m³
O3
Ground-level ozone
Dominant
31 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 31 Good 31 27
Fri 27 Good 21 27
Sat 55 Moderate 25 55
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 Aug 12, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1712 J/kg
MLCAPE1155 J/kg
MUCAPE1712 J/kg
SBCIN-98 J/kg
MLCIN0 J/kg
Lifted Index-3.4
Kinematics
0–6 km Shear8 kt
0–1 km Shear4 kt
Eff. Shear4 kt
0–1 km SRH11
0–3 km SRH19
Eff. SRH19
Storm Motion322° @ 16 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index28.7
Thermo & Levels
PWAT1.63 in
0–3 km LR7.9 °C/km
700–500 LR5.4 °C/km
Total Totals44.7
LCL831 hPa
LFC788 hPa
EL170 hPa
Freezing Lvl16,923 ft