Excessive Heat Watch 8:00 PM Excessive 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 Extreme Heat Watch 8:00 PM

Biloxi, Mississippi

Last updated: 10:04 PM CDT  ·  Refresh
30°C
Feels like 38°
Mostly Clear
▲ 32°  /  ▼ 27°
Wind
9 mph S
Humidity
80%
Dew Point
26°
Pressure
30.10 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
14%
Sunrise
6:22 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Biloxi is currently mostly clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3078 J/kg) — isolated convective development possible. Sunrise: 6:22AM · Sunset: 7:37PM.

Alerts

Excessive Heat Watch
Expires 8:00 PM
Excessive 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
Extreme Heat Watch
Expires 8:00 PM
46 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
4%
11 PM
30°
23%
12 AM
29°
16%
1 AM
29°
4%
2 AM
29°
4%
3 AM
29°
4%
4 AM
28°
4%
5 AM
28°
4%
6 AM
27°
7%
7 AM
27°
5%
8 AM
29°
10%
9 AM
31°
18%
10 AM
32°
18%
11 AM
33°
27%
12 PM
33°
37%
1 PM
34°
37%
2 PM
33°
37%
3 PM
33°
31%
4 PM
32°
24%
5 PM
32°
25%
6 PM
32°
25%
7 PM
32°
25%
8 PM
32°
26%
9 PM
31°
29%
7-Day Forecast
Tonight
32° 27°
Mostly Clear.
Sun
36° 27°
Mostly Clear with a 37% chance of rain.
Mon
37° 28°
Mostly Clear with a 55% chance of rain.
Tue
37° 28°
Clear with a 63% chance of rain.
Wed
37° 27°
Thunderstorm, 64% chance.
Thu
37° 26°
Rain, 64% chance.
Fri
37° 27°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Mostly Clear 4% 9 mph S 80%
11 PM 30° Mostly Clear 23% 8 mph S 80%
12 AM 29° Mostly Clear 16% 7 mph SSW 81%
1 AM 29° Mostly Clear 4% 8 mph SW 81%
2 AM 29° Clear 4% 8 mph SW 81%
3 AM 29° Clear 4% 7 mph WSW 81%
4 AM 28° Mostly Clear 4% 7 mph W 81%
5 AM 28° Clear 4% 7 mph W 82%
6 AM 27° Clear 7% 7 mph WNW 84%
7 AM 27° Clear 5% 7 mph WNW 85%
8 AM 29° Clear 10% 8 mph WNW 80%
9 AM 31° Clear 18% 6 mph WNW 74%
10 AM 32° Clear 18% 5 mph NW 68%
11 AM 33° Clear 27% 3 mph W 66%
12 PM 33° Mostly Clear 37% 4 mph SSW 64%
1 PM 34° Partly Cloudy 37% 7 mph S 64%
2 PM 33° Partly Cloudy 37% 7 mph S 65%
3 PM 33° Mostly Cloudy 31% 9 mph SSW 67%
4 PM 32° Drizzle 24% 12 mph SSW 68%
5 PM 32° Mostly Cloudy 25% 10 mph SSW 69%
6 PM 32° Mostly Cloudy 25% 9 mph S 70%
7 PM 32° Mostly Cloudy 25% 10 mph S 72%
8 PM 32° Mostly Cloudy 26% 9 mph S 74%
9 PM 31° Partly Cloudy 29% 8 mph SSW 76%
15-Day Forecast
Today
8/15
Mostly Clear
4%
27°
32°
Sun
8/16
Mostly Clear
37%
27°
36°
Mon
8/17
Mostly Clear
55%
28°
37°
Tue
8/18
Clear
63%
28°
37°
Wed
8/19
Thunderstorm
64%
27°
37°
Thu
8/20
Rain
64%
26°
37°
Fri
8/21
Drizzle
52%
27°
37°
Sat
8/22
Rain
63%
26°
36°
Sun
8/23
Rain
68%
26°
35°
Mon
8/24
Drizzle
44%
27°
35°
Tue
8/25
Drizzle
60%
26°
36°
Wed
8/26
Drizzle
60%
26°
37°
Thu
8/27
Drizzle
60%
26°
37°
Fri
8/28
Drizzle
60%
26°
36°
Sat
8/29
Drizzle
60%
26°
36°
46
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
46 AQI 8.3 µg/m³
O3
Ground-level ozone
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 46 Good 36 46
Mon 51 Moderate 33 51
Tue 51 Moderate 34 51
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 Sun Aug 16, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3604 J/kg
MLCAPE2421 J/kg
MUCAPE3604 J/kg
SBCIN-53 J/kg
MLCIN-46 J/kg
Lifted Index-7.6
Kinematics
0–6 km Shear21 kt
0–1 km Shear6 kt
Eff. Shear3 kt
0–1 km SRH31
0–3 km SRH58
Eff. SRH58
Storm Motion78° @ 19 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.1
Thermo & Levels
PWAT2.33 in
0–3 km LR6.2 °C/km
700–500 LR5.8 °C/km
Total Totals48.7
LCL956 hPa
LFC875 hPa
EL129 hPa
Freezing Lvl16,447 ft