Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM Extreme Heat Warning — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 8:00 PM Heat Advisory — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 8:00 PM

Jackson County, Mississippi, United States

Last updated: 6:30 PM CDT  ·  Refresh
28°C
Feels like 33°
Overcast
▲ 31°  /  ▼ 23°
Wind
9 mph W
Humidity
82%
Dew Point
25°
Pressure
29.94 inHg
Visibility
10 mi
UV Index
1.5
Cloud Cover
89%
Sunrise
6:25 AM
Sunset
7:29 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jackson County is currently overcast at 28°C. Precipitation is likely — peak probability 62% around 9 PM. Atmospheric instability is elevated (CAPE up to 3055 J/kg) — isolated convective development possible. Sunrise: 6:25AM · Sunset: 7:29PM.

Alerts

Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
Extreme Heat Warning
Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 8:00 PM
Heat Advisory
Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 8:00 PM
43 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
60%
7 PM
27°
56%
8 PM
27°
58%
9 PM
26°
62%
10 PM
26°
44%
11 PM
24°
30%
12 AM
24°
36%
1 AM
24°
23%
2 AM
24°
25%
3 AM
24°
22%
4 AM
23°
22%
5 AM
23°
22%
6 AM
24°
22%
7 AM
24°
19%
8 AM
26°
9%
9 AM
28°
9%
10 AM
29°
9%
11 AM
31°
9%
12 PM
32°
9%
1 PM
33°
10%
2 PM
33°
10%
3 PM
33°
7%
4 PM
33°
5%
5 PM
32°
5%
7-Day Forecast
Tonight
31° 23°
Overcast with a 62% chance of rain.
Sat
34° 23°
Partly Cloudy with a 36% chance of rain.
Sun
36° 26°
Mostly Clear with a 26% chance of rain.
Mon
33° 26°
Partly Cloudy with a 60% chance of rain.
Tue
34° 26°
Rain, 76% chance.
Wed
33° 26°
Rain, 83% chance.
Thu
31° 26°
Rain, 83% chance.
TimeTempConditionsPrecipWindHumidity
Now 28° Overcast 60% 8 mph WSW 82%
7 PM 27° Overcast 56% 9 mph WNW 87%
8 PM 27° Overcast 58% 6 mph NW 88%
9 PM 26° Overcast 62% 4 mph WNW 90%
10 PM 26° Overcast 44% 2 mph NW 90%
11 PM 24° Overcast 30% 3 mph N 91%
12 AM 24° Overcast 36% 3 mph NW 92%
1 AM 24° Overcast 23% 3 mph WNW 92%
2 AM 24° Mostly Cloudy 25% 2 mph WNW 92%
3 AM 24° Mostly Cloudy 22% 3 mph WNW 92%
4 AM 23° Mostly Cloudy 22% 2 mph WNW 92%
5 AM 23° Mostly Cloudy 22% 2 mph WNW 92%
6 AM 24° Mostly Cloudy 22% 2 mph WNW 92%
7 AM 24° Mostly Cloudy 19% 3 mph W 90%
8 AM 26° Mostly Cloudy 9% 3 mph WNW 84%
9 AM 28° Mostly Cloudy 9% 3 mph WNW 78%
10 AM 29° Mostly Cloudy 9% 3 mph WNW 72%
11 AM 31° Partly Cloudy 9% 3 mph WNW 68%
12 PM 32° Partly Cloudy 9% 3 mph WNW 64%
1 PM 33° Partly Cloudy 10% 3 mph W 62%
2 PM 33° Partly Cloudy 10% 3 mph WSW 62%
3 PM 33° Partly Cloudy 7% 4 mph WSW 61%
4 PM 33° Partly Cloudy 5% 4 mph SW 63%
5 PM 32° Partly Cloudy 5% 4 mph SW 68%
15-Day Forecast
Today
8/21
Overcast
62%
23°
31°
Sat
8/22
Partly Cloudy
36%
23°
34°
Sun
8/23
Mostly Clear
26%
26°
36°
Mon
8/24
Partly Cloudy
60%
26°
33°
Tue
8/25
Rain
76%
26°
34°
Wed
8/26
Rain
83%
26°
33°
Thu
8/27
Rain
83%
26°
31°
Fri
8/28
Drizzle
73%
25°
33°
Sat
8/29
Rain
73%
24°
33°
Sun
8/30
Drizzle
54%
25°
33°
Mon
8/31
Drizzle
52%
26°
34°
Tue
9/1
Drizzle
60%
25°
34°
Wed
9/2
Drizzle
60%
25°
34°
Thu
9/3
Drizzle
60%
24°
34°
Fri
9/4
Drizzle
60%
24°
33°
43
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
43 AQI 7.8 µg/m³
O3
Ground-level ozone
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 43 Good 41 43
Sun 40 Good 38 40
Mon 49 Good 44 49
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 Fri Aug 21, 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
SBCAPE2539 J/kg
MLCAPE2966 J/kg
MUCAPE4092 J/kg
SBCIN-98 J/kg
MLCIN-57 J/kg
Lifted Index-6.0
Kinematics
0–6 km Shear16 kt
0–1 km Shear12 kt
Eff. Shear9 kt
0–1 km SRH-18
0–3 km SRH61
Eff. SRH61
Storm Motion91° @ 9 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index43.4
Thermo & Levels
PWAT2.53 in
0–3 km LR5.7 °C/km
700–500 LR5.8 °C/km
Total Totals52.9
LCL958 hPa
LFC798 hPa
EL146 hPa
Freezing Lvl15,712 ft