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 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

Biloxi, Mississippi

Last updated: 6:56 PM CDT  ·  Refresh
30°C
Feels like 37°
Mostly Clear
▲ 32°  /  ▼ 26°
Wind
10 mph S
Humidity
74%
Dew Point
26°
Pressure
29.95 inHg
Visibility
9 mi
UV Index
2.0
Cloud Cover
28%
Sunrise
6:25 AM
Sunset
7:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Biloxi is currently mostly clear at 30°C. Precipitation is likely — peak probability 69% around 5 PM. Atmospheric instability is elevated (CAPE up to 3372 J/kg) — isolated convective development possible. Sunrise: 6:25AM · Sunset: 7:32PM.

Alerts

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
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
45 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
36%
7 PM
30°
37%
8 PM
29°
37%
9 PM
28°
37%
10 PM
28°
35%
11 PM
27°
29%
12 AM
28°
20%
1 AM
27°
13%
2 AM
27°
14%
3 AM
27°
14%
4 AM
27°
14%
5 AM
27°
12%
6 AM
27°
13%
7 AM
27°
26%
8 AM
29°
28%
9 AM
31°
34%
10 AM
31°
43%
11 AM
31°
53%
12 PM
32°
58%
1 PM
32°
60%
2 PM
32°
65%
3 PM
32°
66%
4 PM
31°
66%
5 PM
31°
68%
7-Day Forecast
Tonight
32° 26°
Mostly Clear with a 37% chance of rain.
Fri
34° 27°
Partly Cloudy with a 58% chance of rain.
Sat
35° 26°
Partly Cloudy.
Sun
35° 27°
Partly Cloudy with a 81% chance of rain.
Mon
34° 27°
Drizzle, 55% chance.
Tue
33° 27°
Rain, 72% chance.
Wed
33° 27°
Drizzle, 56% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Mostly Clear 36% 10 mph S 74%
7 PM 30° Mostly Cloudy 37% 8 mph SSE 75%
8 PM 29° Mostly Cloudy 37% 6 mph SSE 77%
9 PM 28° Mostly Cloudy 37% 7 mph SSE 78%
10 PM 28° Partly Cloudy 35% 8 mph SW 79%
11 PM 27° Partly Cloudy 29% 8 mph W 80%
12 AM 28° Partly Cloudy 20% 9 mph WNW 81%
1 AM 27° Partly Cloudy 13% 7 mph W 82%
2 AM 27° Partly Cloudy 14% 6 mph W 81%
3 AM 27° Partly Cloudy 14% 6 mph WSW 81%
4 AM 27° Partly Cloudy 14% 5 mph WNW 80%
5 AM 27° Mostly Clear 12% 6 mph WNW 82%
6 AM 27° Mostly Clear 13% 7 mph NW 82%
7 AM 27° Mostly Clear 26% 6 mph NW 78%
8 AM 29° Mostly Clear 28% 4 mph NW 74%
9 AM 31° Mostly Clear 34% 4 mph NW 70%
10 AM 31° Mostly Clear 43% 3 mph W 68%
11 AM 31° Partly Cloudy 53% 4 mph SW 68%
12 PM 32° Partly Cloudy 58% 6 mph SSW 67%
1 PM 32° Partly Cloudy 60% 6 mph SSW 68%
2 PM 32° Partly Cloudy 65% 7 mph SSW 69%
3 PM 32° Rain 66% 7 mph SSW 71%
4 PM 31° Partly Cloudy 66% 7 mph SSW 73%
5 PM 31° Partly Cloudy 68% 8 mph SSW 76%
15-Day Forecast
Today
8/20
Mostly Clear
37%
26°
32°
Fri
8/21
Partly Cloudy
58%
27°
34°
Sat
8/22
Partly Cloudy
15%
26°
35°
Sun
8/23
Partly Cloudy
81%
27°
35°
Mon
8/24
Drizzle
55%
27°
34°
Tue
8/25
Rain
72%
27°
33°
Wed
8/26
Drizzle
56%
27°
33°
Thu
8/27
Drizzle
57%
26°
32°
Fri
8/28
Drizzle
54%
25°
33°
Sat
8/29
Rain
66%
26°
33°
Sun
8/30
Rain
66%
25°
33°
Mon
8/31
Drizzle
60%
25°
34°
Tue
9/1
Drizzle
60%
25°
34°
Wed
9/2
Drizzle
60%
25°
34°
Thu
9/3
Drizzle
60%
24°
34°
45
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
45 AQI 8.1 µg/m³
O3
Ground-level ozone
29 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 45 Good 29 45
Sat 43 Good 33 43
Sun 43 Good 35 43
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 Thu Aug 20, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3911 J/kg
MLCAPE1801 J/kg
MUCAPE3911 J/kg
SBCIN-56 J/kg
MLCIN-68 J/kg
Lifted Index-7.9
Kinematics
0–6 km Shear22 kt
0–1 km Shear5 kt
Eff. Shear23 kt
0–1 km SRH29
0–3 km SRH68
Eff. SRH68
Storm Motion63° @ 16 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell3.1
K-Index37.2
Thermo & Levels
PWAT2.24 in
0–3 km LR6.5 °C/km
700–500 LR5.8 °C/km
Total Totals49.5
LCL946 hPa
LFC874 hPa
EL138 hPa
Freezing Lvl15,778 ft