Excessive Heat 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

Biloxi, Mississippi

Last updated: 10:52 PM CDT  ·  Refresh
29°C
Feels like 33°
Mostly Clear
▲ 32°  /  ▼ 27°
Wind
4 mph SSW
Humidity
74%
Dew Point
24°
Pressure
30.04 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
27%
Sunrise
6:23 AM
Sunset
7:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Biloxi is currently mostly clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3403 J/kg) — isolated convective development possible. Sunrise: 6:23AM · Sunset: 7:36PM.

Alerts

Excessive Heat 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
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
8%
11 PM
28°
16%
12 AM
28°
9%
1 AM
28°
4%
2 AM
28°
4%
3 AM
28°
12%
4 AM
28°
12%
5 AM
28°
12%
6 AM
27°
12%
7 AM
28°
20%
8 AM
29°
21%
9 AM
32°
21%
10 AM
32°
31%
11 AM
33°
31%
12 PM
33°
42%
1 PM
34°
45%
2 PM
34°
36%
3 PM
33°
39%
4 PM
33°
37%
5 PM
32°
27%
6 PM
31°
19%
7 PM
31°
19%
8 PM
31°
19%
9 PM
31°
20%
7-Day Forecast
Tonight
32° 27°
Mostly Clear.
Mon
35° 27°
Partly Cloudy with a 45% chance of rain.
Tue
36° 28°
Partly Cloudy with a 56% chance of rain.
Wed
37° 27°
Clear with a 72% chance of rain.
Thu
36° 27°
Drizzle, 51% chance.
Fri
34° 27°
Rain, 70% chance.
Sat
35° 26°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 8% 4 mph SSW 74%
11 PM 28° Mostly Clear 16% 7 mph WSW 74%
12 AM 28° Clear 9% 8 mph WSW 76%
1 AM 28° Clear 4% 8 mph WSW 78%
2 AM 28° Clear 4% 8 mph WSW 79%
3 AM 28° Clear 12% 8 mph W 81%
4 AM 28° Mostly Clear 12% 8 mph W 83%
5 AM 28° Clear 12% 8 mph WNW 84%
6 AM 27° Mostly Clear 12% 8 mph WNW 85%
7 AM 28° Mostly Clear 20% 8 mph WNW 81%
8 AM 29° Mostly Clear 21% 8 mph WNW 76%
9 AM 32° Partly Cloudy 21% 7 mph WNW 72%
10 AM 32° Mostly Clear 31% 7 mph W 69%
11 AM 33° Partly Cloudy 31% 6 mph WSW 66%
12 PM 33° Partly Cloudy 42% 8 mph SW 64%
1 PM 34° Partly Cloudy 45% 10 mph SSW 65%
2 PM 34° Partly Cloudy 36% 11 mph SSW 66%
3 PM 33° Partly Cloudy 39% 12 mph SSW 67%
4 PM 33° Partly Cloudy 37% 12 mph SSW 70%
5 PM 32° Mostly Cloudy 27% 11 mph SW 73%
6 PM 31° Mostly Cloudy 19% 11 mph SW 76%
7 PM 31° Mostly Cloudy 19% 10 mph SW 76%
8 PM 31° Mostly Cloudy 19% 9 mph SSW 76%
9 PM 31° Mostly Cloudy 20% 10 mph SSW 77%
15-Day Forecast
Today
8/16
Mostly Clear
8%
27°
32°
Mon
8/17
Partly Cloudy
45%
27°
35°
Tue
8/18
Partly Cloudy
56%
28°
36°
Wed
8/19
Clear
72%
27°
37°
Thu
8/20
Drizzle
51%
27°
36°
Fri
8/21
Rain
70%
27°
34°
Sat
8/22
Rain
64%
26°
35°
Sun
8/23
Clear
53%
26°
35°
Mon
8/24
Drizzle
44%
27°
34°
Tue
8/25
Drizzle
44%
27°
34°
Wed
8/26
Drizzle
60%
26°
35°
Thu
8/27
Drizzle
60%
26°
37°
Fri
8/28
Drizzle
60%
26°
37°
Sat
8/29
Drizzle
60%
25°
36°
Sun
8/30
Drizzle
60%
25°
35°
55
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
55 AQI 11.6 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 35 55
Tue 54 Moderate 40 54
Wed 52 Moderate 33 52
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 Mon Aug 17, 02:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1352 J/kg
MLCAPE687 J/kg
MUCAPE1352 J/kg
SBCIN-198 J/kg
MLCIN-168 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear6 kt
0–1 km Shear6 kt
Eff. Shear4 kt
0–1 km SRH10
0–3 km SRH53
Eff. SRH53
Storm Motion113° @ 15 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.8
Thermo & Levels
PWAT2.03 in
0–3 km LR5.7 °C/km
700–500 LR5.7 °C/km
Total Totals45.9
LCL943 hPa
LFC763 hPa
EL158 hPa
Freezing Lvl16,568 ft