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

TXZ615

Last updated: 10:03 PM CDT  ·  Refresh
24°C
Feels like 27°
Rain
▲ 37°  /  ▼ 23°
Wind
6 mph S
Humidity
88%
Dew Point
23°
Pressure
29.96 inHg
Visibility
6 mi
UV Index
0.0
Cloud Cover
80%
Sunrise
6:35 AM
Sunset
7:40 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: TXZ615 is currently rain at 25°C. Precipitation is likely — peak probability 76% around 9 PM. Atmospheric instability is elevated (CAPE up to 3390 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°
75%
10 PM
25°
64%
11 PM
25°
19%
12 AM
25°
19%
1 AM
25°
4%
2 AM
25°
4%
3 AM
25°
4%
4 AM
25°
4%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
27°
3%
9 AM
28°
3%
10 AM
30°
3%
11 AM
32°
3%
12 PM
34°
3%
1 PM
37°
3%
2 PM
38°
3%
3 PM
38°
3%
4 PM
39°
3%
5 PM
37°
3%
6 PM
36°
3%
7 PM
35°
3%
8 PM
34°
3%
7-Day Forecast
Tonight
37° 23°
Rain, 75% chance.
Sat
39° 23°
Partly Cloudy.
Sun
40° 25°
Mostly Clear with a 42% chance of rain.
Mon
36° 25°
Partly Cloudy with a 59% chance of rain.
Tue
38° 25°
Drizzle, 42% chance.
Wed
37° 24°
Rain, 82% chance.
Thu
36° 24°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Rain 75% 6 mph S 88%
10 PM 25° Overcast 64% 6 mph SSW 89%
11 PM 25° Overcast 19% 5 mph SW 89%
12 AM 25° Mostly Cloudy 19% 4 mph WSW 89%
1 AM 25° Mostly Cloudy 4% 3 mph W 88%
2 AM 25° Mostly Cloudy 4% 4 mph W 87%
3 AM 25° Mostly Cloudy 4% 4 mph WNW 86%
4 AM 25° Mostly Cloudy 4% 4 mph WNW 86%
5 AM 23° Mostly Cloudy 3% 3 mph WNW 87%
6 AM 23° Mostly Cloudy 3% 2 mph W 87%
7 AM 24° Partly Cloudy 3% 3 mph WNW 82%
8 AM 27° Mostly Clear 3% 4 mph WNW 76%
9 AM 28° Mostly Clear 3% 5 mph WNW 70%
10 AM 30° Partly Cloudy 3% 4 mph NW 64%
11 AM 32° Partly Cloudy 3% 4 mph NW 57%
12 PM 34° Partly Cloudy 3% 4 mph NNW 50%
1 PM 37° Partly Cloudy 3% 3 mph N 45%
2 PM 38° Partly Cloudy 3% 3 mph N 41%
3 PM 38° Partly Cloudy 3% 3 mph NNE 37%
4 PM 39° Partly Cloudy 3% 3 mph NE 38%
5 PM 37° Partly Cloudy 3% 3 mph E 41%
6 PM 36° Partly Cloudy 3% 4 mph ESE 43%
7 PM 35° Partly Cloudy 3% 4 mph SE 50%
8 PM 34° Mostly Cloudy 3% 4 mph SSE 58%
15-Day Forecast
Today
8/21
Rain
75%
23°
37°
Sat
8/22
Partly Cloudy
19%
23°
39°
Sun
8/23
Mostly Clear
42%
25°
40°
Mon
8/24
Partly Cloudy
59%
25°
36°
Tue
8/25
Drizzle
42%
25°
38°
Wed
8/26
Rain
82%
24°
37°
Thu
8/27
Rain
64%
24°
36°
Fri
8/28
Rain
63%
24°
37°
Sat
8/29
Rain
69%
24°
37°
Sun
8/30
Drizzle
44%
24°
38°
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
SBCAPE676 J/kg
MLCAPE469 J/kg
MUCAPE676 J/kg
SBCIN-368 J/kg
MLCIN-326 J/kg
Lifted Index-3.3
Kinematics
0–6 km Shear18 kt
0–1 km Shear13 kt
Eff. Shear11 kt
0–1 km SRH31
0–3 km SRH84
Eff. SRH90
Storm Motion40° @ 21 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.3
Thermo & Levels
PWAT2.04 in
0–3 km LR4.5 °C/km
700–500 LR6.2 °C/km
Total Totals46.5
LCL986 hPa
LFC708 hPa
EL225 hPa
Freezing Lvl15,036 ft