Heat Advisory — Avoyelles, LA, St. Landry, LA, Lafayette, LA, Upper St. Martin, LA, Lower St. Martin, LA, Upper Iberia, LA, Upper St. Mary, LA, Lower Iberia, LA, Lower St. Mary, LA 7:00 PM Heat Advisory — Avoyelles, LA, St. Landry, LA, Lafayette, LA, Upper St. Martin, LA, Lower St. Martin, LA, Upper Iberia, LA, Upper St. Mary, LA, Lower Iberia, LA, Lower St. Mary, LA 7:00 PM

St. Landry Parish, Louisiana, United States

Last updated: 2:59 PM CDT  ·  Refresh
36°C
Feels like 42°
Clear
▲ 37°  /  ▼ 23°
Wind
8 mph SSW
Humidity
49%
Dew Point
22°
Pressure
30.06 inHg
Visibility
10 mi
UV Index
9.0
Cloud Cover
8%
Sunrise
6:34 AM
Sunset
7:50 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: St. Landry Parish is currently clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2580 J/kg) — isolated convective development possible. Sunrise: 6:34AM · Sunset: 7:50PM.

Alerts

Heat Advisory
Avoyelles, LA, St. Landry, LA, Lafayette, LA, Upper St. Martin, LA, Lower St. Martin, LA, Upper Iberia, LA, Upper St. Mary, LA, Lower Iberia, LA, Lower St. Mary, LA
Expires 7:00 PM
Heat Advisory
Avoyelles, LA, St. Landry, LA, Lafayette, LA, Upper St. Martin, LA, Lower St. Martin, LA, Upper Iberia, LA, Upper St. Mary, LA, Lower Iberia, LA, Lower St. Mary, LA
Expires 7:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
3%
3 PM
37°
3%
4 PM
36°
3%
5 PM
36°
3%
6 PM
34°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
29°
3%
10 PM
28°
3%
11 PM
28°
3%
12 AM
27°
3%
1 AM
26°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
26°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
30°
3%
10 AM
31°
3%
11 AM
32°
3%
12 PM
33°
3%
1 PM
33°
3%
7-Day Forecast
Today
37° 23°
Clear.
Sat
37° 23°
Mostly Clear.
Sun
37° 22°
Fog with a 20% chance of rain.
Mon
38° 21°
Clear.
Tue
39° 23°
Clear.
Wed
39° 22°
Clear.
Thu
39° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 36° Clear 3% 8 mph SSW 49%
3 PM 37° Clear 3% 10 mph SSW 48%
4 PM 36° Clear 3% 10 mph SSW 52%
5 PM 36° Clear 3% 11 mph SSW 56%
6 PM 34° Clear 3% 10 mph SSW 60%
7 PM 32° Clear 3% 9 mph SSW 68%
8 PM 31° Clear 3% 8 mph SSW 76%
9 PM 29° Clear 3% 7 mph SSW 84%
10 PM 28° Clear 3% 7 mph SSW 88%
11 PM 28° Mostly Clear 3% 6 mph SSW 91%
12 AM 27° Mostly Clear 3% 5 mph SSW 94%
1 AM 26° Mostly Clear 3% 5 mph SSW 95%
2 AM 26° Fog 3% 4 mph SW 96%
3 AM 26° Fog 3% 4 mph SW 96%
4 AM 26° Fog 3% 4 mph SW 96%
5 AM 23° Fog 3% 3 mph SW 96%
6 AM 23° Fog 3% 3 mph SW 96%
7 AM 24° Partly Cloudy 3% 3 mph WSW 90%
8 AM 26° Mostly Clear 3% 4 mph WSW 80%
9 AM 30° Mostly Clear 3% 4 mph WSW 74%
10 AM 31° Mostly Clear 3% 4 mph WSW 69%
11 AM 32° Clear 3% 4 mph SW 64%
12 PM 33° Clear 3% 4 mph SW 59%
1 PM 33° Clear 3% 4 mph SW 57%
15-Day Forecast
Today
8/14
Clear
3%
23°
37°
Sat
8/15
Mostly Clear
3%
23°
37°
Sun
8/16
Fog
20%
22°
37°
Mon
8/17
Clear
8%
21°
38°
Tue
8/18
Clear
9%
23°
39°
Wed
8/19
Clear
9%
22°
39°
Thu
8/20
Clear
9%
21°
39°
Fri
8/21
Clear
60%
22°
40°
Sat
8/22
Drizzle
60%
22°
39°
Sun
8/23
Drizzle
60%
19°
40°
Mon
8/24
Drizzle
60%
21°
38°
Tue
8/25
Drizzle
60%
23°
38°
Wed
8/26
Drizzle
60%
24°
38°
Thu
8/27
Clear
60%
24°
39°
Fri
8/28
Drizzle
60%
23°
38°
53
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
53 AQI 10.4 µg/m³
O3
Ground-level ozone
25 AQI 28 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 53 Moderate 25 53
Sun 47 Good 28 47
Mon 38 Good 34 38
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 Fri Aug 14, 18:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2764 J/kg
MLCAPE1619 J/kg
MUCAPE2764 J/kg
SBCIN0 J/kg
MLCIN-37 J/kg
Lifted Index-5.6
Kinematics
0–6 km Shear6 kt
0–1 km Shear3 kt
Eff. Shear8 kt
0–1 km SRH14
0–3 km SRH11
Eff. SRH11
Storm Motion223° @ 22 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index22.0
Thermo & Levels
PWAT1.59 in
0–3 km LR7.9 °C/km
700–500 LR5.9 °C/km
Total Totals44.2
LCL842 hPa
LFC1018 hPa
EL145 hPa
Freezing Lvl16,716 ft