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

TXZ180

Last updated: 10:11 PM CDT  ·  Refresh
24°C
Feels like 27°
Rain
▲ 37°  /  ▼ 23°
Wind
6 mph S
Humidity
89%
Dew Point
22°
Pressure
29.97 inHg
Visibility
6 mi
UV Index
0.0
Cloud Cover
98%
Sunrise
6:35 AM
Sunset
7:40 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: TXZ180 is currently rain at 24°C. Precipitation is likely — peak probability 80% around 11 PM. Atmospheric instability is elevated (CAPE up to 3323 J/kg) — isolated convective development possible. Sunrise: 6:35AM · Sunset: 7:40PM.

51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
71%
11 PM
25°
80%
12 AM
25°
21%
1 AM
24°
6%
2 AM
24°
7%
3 AM
24°
8%
4 AM
24°
8%
5 AM
23°
8%
6 AM
23°
3%
7 AM
23°
3%
8 AM
25°
3%
9 AM
27°
3%
10 AM
28°
3%
11 AM
30°
3%
12 PM
32°
3%
1 PM
36°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
38°
3%
5 PM
36°
3%
6 PM
36°
3%
7 PM
34°
3%
8 PM
34°
3%
9 PM
33°
3%
7-Day Forecast
Tonight
37° 23°
Rain, 71% chance.
Sat
39° 23°
Partly Cloudy.
Sun
41° 26°
Clear with a 32% chance of rain.
Mon
36° 26°
Partly Cloudy with a 62% chance of rain.
Tue
38° 25°
Overcast with a 38% chance of rain.
Wed
37° 24°
Heavy Rain, 82% chance.
Thu
35° 24°
Rain, 82% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Rain 71% 6 mph S 89%
11 PM 25° Overcast 80% 5 mph S 90%
12 AM 25° Overcast 21% 4 mph SW 90%
1 AM 24° Overcast 6% 4 mph WSW 90%
2 AM 24° Overcast 7% 3 mph WNW 89%
3 AM 24° Overcast 8% 3 mph WNW 88%
4 AM 24° Overcast 8% 3 mph NW 88%
5 AM 23° Overcast 8% 2 mph WNW 88%
6 AM 23° Mostly Cloudy 3% 2 mph W 88%
7 AM 23° Mostly Cloudy 3% 2 mph SW 87%
8 AM 25° Partly Cloudy 3% 3 mph W 82%
9 AM 27° Partly Cloudy 3% 4 mph WNW 77%
10 AM 28° Partly Cloudy 3% 4 mph WNW 72%
11 AM 30° Partly Cloudy 3% 4 mph NW 66%
12 PM 32° Partly Cloudy 3% 3 mph NNW 59%
1 PM 36° Partly Cloudy 3% 4 mph N 52%
2 PM 37° Partly Cloudy 3% 3 mph N 48%
3 PM 37° Partly Cloudy 3% 3 mph N 43%
4 PM 38° Partly Cloudy 3% 4 mph NNE 40%
5 PM 36° Partly Cloudy 3% 3 mph ENE 42%
6 PM 36° Partly Cloudy 3% 3 mph E 45%
7 PM 34° Partly Cloudy 3% 4 mph ESE 48%
8 PM 34° Partly Cloudy 3% 4 mph SE 54%
9 PM 33° Partly Cloudy 3% 5 mph SSE 60%
15-Day Forecast
Today
8/21
Rain
71%
23°
37°
Sat
8/22
Partly Cloudy
8%
23°
39°
Sun
8/23
Clear
32%
26°
41°
Mon
8/24
Partly Cloudy
62%
26°
36°
Tue
8/25
Overcast
38%
25°
38°
Wed
8/26
Heavy Rain
82%
24°
37°
Thu
8/27
Rain
82%
24°
35°
Fri
8/28
Drizzle
63%
24°
37°
Sat
8/29
Drizzle
69%
24°
37°
Sun
8/30
Drizzle
44%
24°
37°
Mon
8/31
Drizzle
51%
24°
38°
Tue
9/1
Drizzle
60%
24°
38°
Wed
9/2
Drizzle
60%
24°
37°
Thu
9/3
Drizzle
60%
23°
37°
Fri
9/4
Drizzle
60%
23°
37°
51
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
51 AQI 9.1 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 39 51
Sun 44 Good 34 44
Mon 52 Moderate 48 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 Sat Aug 22, 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
SBCAPE517 J/kg
MLCAPE442 J/kg
MUCAPE635 J/kg
SBCIN-399 J/kg
MLCIN-333 J/kg
Lifted Index-2.8
Kinematics
0–6 km Shear19 kt
0–1 km Shear14 kt
Eff. Shear11 kt
0–1 km SRH39
0–3 km SRH91
Eff. SRH90
Storm Motion39° @ 22 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.3
Thermo & Levels
PWAT2.05 in
0–3 km LR4.4 °C/km
700–500 LR6.2 °C/km
Total Totals46.5
LCL990 hPa
LFC698 hPa
EL264 hPa
Freezing Lvl15,046 ft