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 7:00 PM Coastal Flood Warning — Lower St. Bernard, LA, Southeast St. Tammany, LA, Eastern Orleans, LA, Lower Plaquemines, LA, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 4:00 AM

Northern Avenue, Harrison County, Mississippi, 39503, United States

Last updated: 10:55 AM CDT  ·  Refresh
31°C
Feels like 34°
Mostly Clear
▲ 37°  /  ▼ 26°
Wind
10 mph N
Humidity
60%
Dew Point
23°
Pressure
29.80 inHg
Visibility
10 mi
UV Index
9.1
Cloud Cover
13%
Sunrise
6:08 AM
Sunset
7:57 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Northern Avenue is currently mostly clear at 31°C. Precipitation is likely — peak probability 63% around 10 AM. Atmospheric instability is elevated (CAPE up to 1077 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 7:57PM.

37 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
4%
11 AM
32°
23%
12 PM
33°
17%
1 PM
36°
21%
2 PM
36°
22%
3 PM
36°
19%
4 PM
35°
21%
5 PM
34°
21%
6 PM
33°
17%
7 PM
32°
8%
8 PM
31°
13%
9 PM
28°
10%
10 PM
28°
10%
11 PM
27°
11%
12 AM
27°
11%
1 AM
26°
23%
2 AM
26°
26%
3 AM
26°
31%
4 AM
26°
41%
5 AM
26°
42%
6 AM
26°
52%
7 AM
26°
60%
8 AM
27°
56%
9 AM
28°
56%
7-Day Forecast
Today
37° 26°
Partly Cloudy with a 21% chance of rain.
Wed
33° 26°
Mostly Cloudy with a 81% chance of rain.
Thu
33° 27°
Mostly Clear with a 59% chance of rain.
Fri
33° 26°
Mostly Clear with a 60% chance of rain.
Sat
33° 26°
Rain, 69% chance.
Sun
34° 26°
Drizzle, 51% chance.
Mon
36° 26°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Clear 4% 10 mph N 60%
11 AM 32° Mostly Clear 23% 11 mph NNE 54%
12 PM 33° Partly Cloudy 17% 12 mph NNE 50%
1 PM 36° Partly Cloudy 21% 12 mph NNE 49%
2 PM 36° Partly Cloudy 22% 12 mph NNE 49%
3 PM 36° Partly Cloudy 19% 12 mph NNE 50%
4 PM 35° Partly Cloudy 21% 12 mph NNE 53%
5 PM 34° Mostly Cloudy 21% 12 mph NNE 57%
6 PM 33° Partly Cloudy 17% 12 mph NE 63%
7 PM 32° Partly Cloudy 8% 11 mph NNE 68%
8 PM 31° Partly Cloudy 13% 12 mph NNE 72%
9 PM 28° Partly Cloudy 10% 12 mph NNE 77%
10 PM 28° Partly Cloudy 10% 13 mph NNE 78%
11 PM 27° Mostly Cloudy 11% 14 mph NNE 80%
12 AM 27° Mostly Cloudy 11% 14 mph NNE 81%
1 AM 26° Partly Cloudy 23% 14 mph NNE 82%
2 AM 26° Partly Cloudy 26% 14 mph NNE 83%
3 AM 26° Partly Cloudy 31% 15 mph NNE 84%
4 AM 26° Partly Cloudy 41% 14 mph NNE 85%
5 AM 26° Partly Cloudy 42% 14 mph NNE 86%
6 AM 26° Mostly Cloudy 52% 15 mph NNE 87%
7 AM 26° Partly Cloudy 60% 15 mph NNE 84%
8 AM 27° Partly Cloudy 56% 16 mph NNE 82%
9 AM 28° Rain 56% 17 mph NE 79%
15-Day Forecast
Today
7/21
Partly Cloudy
21%
26°
37°
Wed
7/22
Mostly Cloudy
81%
26°
33°
Thu
7/23
Mostly Clear
59%
27°
33°
Fri
7/24
Mostly Clear
60%
26°
33°
Sat
7/25
Rain
69%
26°
33°
Sun
7/26
Drizzle
51%
26°
34°
Mon
7/27
Clear
19%
26°
36°
Tue
7/28
Thunderstorm
43%
26°
36°
Wed
7/29
Thunderstorm
44%
26°
36°
Thu
7/30
Thunderstorm
51%
26°
36°
Fri
7/31
Thunderstorm
60%
26°
36°
Sat
8/1
Drizzle
60%
26°
36°
Sun
8/2
Drizzle
60%
25°
34°
Mon
8/3
Drizzle
60%
25°
34°
Tue
8/4
Drizzle
60%
25°
34°
37
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
37 AQI 6.7 µg/m³
O3
Ground-level ozone
23 AQI 25 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 37 Good 23 37
Thu 38 Good 31 38
Fri 52 Moderate 29 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 Tue Jul 21, 14:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1257 J/kg
MLCAPE249 J/kg
MUCAPE1257 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-1.6
Kinematics
0–6 km Shear22 kt
0–1 km Shear14 kt
Eff. Shear26 kt
0–1 km SRH-45
0–3 km SRH-52
Eff. SRH-52
Storm Motion6° @ 34 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.4
Thermo & Levels
PWAT1.95 in
0–3 km LR6.5 °C/km
700–500 LR4.6 °C/km
Total Totals36.2
LCL905 hPa
LFC1009 hPa
EL169 hPa
Freezing Lvl17,585 ft