Heat Advisory — Evangeline, LA, Lafayette, LA, Northern Acadia, LA, Upper Vermilion, LA, Southern Acadia, LA, Lower Vermilion, LA, Lower Iberia, LA, Rapides, LA, Avoyelles, LA, St. Landry, LA, Upper St. Martin, LA, Lower St. Martin, LA, Upper Iberia, LA, Upper St. Mary, LA, Lower St. Mary, LA 8:00 PM Heat Advisory — Rapides, LA, Avoyelles, LA, Evangeline, LA, St. Landry, LA, Lafayette, LA, Upper St. Martin, LA, Lower St. Martin, LA, Northern Acadia, LA, Upper Vermilion, LA, Upper Iberia, LA, Upper St. Mary, LA, Southern Acadia, LA, Lower Vermilion, LA, Lower Iberia, LA, Lower St. Mary, LA 8:00 PM

Lafayette, Louisiana

Last updated: 7:29 PM CDT  ·  Refresh
32°C
Feels like 39°
Partly Cloudy
▲ 33°  /  ▼ 25°
Wind
7 mph SW
Humidity
67%
Dew Point
24°
Pressure
29.83 inHg
Visibility
10 mi
UV Index
1.7
Cloud Cover
38%
Sunrise
6:25 AM
Sunset
8:03 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette is currently partly cloudy at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1733 J/kg) — isolated convective development possible. Sunrise: 6:25AM · Sunset: 8:03PM.

Alerts

Heat Advisory
Evangeline, LA, Lafayette, LA, Northern Acadia, LA, Upper Vermilion, LA, Southern Acadia, LA, Lower Vermilion, LA, Lower Iberia, LA, Rapides, LA, Avoyelles, LA, St. Landry, LA, Upper St. Martin, LA, Lower St. Martin, LA, Upper Iberia, LA, Upper St. Mary, LA, Lower St. Mary, LA
Expires 8:00 PM
Heat Advisory
Rapides, LA, Avoyelles, LA, Evangeline, LA, St. Landry, LA, Lafayette, LA, Upper St. Martin, LA, Lower St. Martin, LA, Northern Acadia, LA, Upper Vermilion, LA, Upper Iberia, LA, Upper St. Mary, LA, Southern Acadia, LA, Lower Vermilion, LA, Lower Iberia, LA, Lower St. Mary, LA
Expires 8:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
12%
8 PM
32°
29%
9 PM
30°
21%
10 PM
29°
23%
11 PM
29°
21%
12 AM
28°
15%
1 AM
27°
7%
2 AM
27°
7%
3 AM
27°
7%
4 AM
27°
15%
5 AM
25°
15%
6 AM
25°
16%
7 AM
26°
21%
8 AM
28°
29%
9 AM
29°
29%
10 AM
31°
23%
11 AM
32°
23%
12 PM
33°
24%
1 PM
34°
34%
2 PM
35°
35%
3 PM
35°
35%
4 PM
34°
35%
5 PM
34°
38%
6 PM
33°
29%
7-Day Forecast
Tonight
33° 25°
Partly Cloudy with a 23% chance of rain.
Thu
36° 25°
Mostly Cloudy with a 34% chance of rain.
Fri
36° 25°
Partly Cloudy with a 38% chance of rain.
Sat
35° 24°
Partly Cloudy with a 73% chance of rain.
Sun
32° 23°
Drizzle, 80% chance.
Mon
34° 23°
Rain, 65% chance.
Tue
35° 24°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Partly Cloudy 12% 7 mph SW 67%
8 PM 32° Partly Cloudy 29% 6 mph SW 73%
9 PM 30° Mostly Cloudy 21% 6 mph SW 78%
10 PM 29° Mostly Cloudy 23% 6 mph SW 82%
11 PM 29° Overcast 21% 5 mph SW 84%
12 AM 28° Mostly Cloudy 15% 5 mph SW 87%
1 AM 27° Mostly Cloudy 7% 5 mph WSW 90%
2 AM 27° Mostly Cloudy 7% 5 mph WSW 91%
3 AM 27° Mostly Cloudy 7% 5 mph WSW 92%
4 AM 27° Partly Cloudy 15% 5 mph WSW 93%
5 AM 25° Partly Cloudy 15% 4 mph WSW 93%
6 AM 25° Partly Cloudy 16% 4 mph WSW 94%
7 AM 26° Partly Cloudy 21% 5 mph W 90%
8 AM 28° Mostly Cloudy 29% 6 mph W 83%
9 AM 29° Mostly Cloudy 29% 8 mph W 76%
10 AM 31° Mostly Cloudy 23% 8 mph W 69%
11 AM 32° Mostly Cloudy 23% 8 mph W 64%
12 PM 33° Mostly Cloudy 24% 7 mph W 60%
1 PM 34° Mostly Cloudy 34% 7 mph W 57%
2 PM 35° Mostly Cloudy 35% 7 mph W 57%
3 PM 35° Mostly Cloudy 35% 7 mph WSW 56%
4 PM 34° Mostly Cloudy 35% 7 mph WSW 59%
5 PM 34° Mostly Cloudy 38% 7 mph WSW 64%
6 PM 33° Mostly Cloudy 29% 7 mph WSW 69%
15-Day Forecast
Today
7/29
Partly Cloudy
23%
25°
33°
Thu
7/30
Mostly Cloudy
34%
25°
36°
Fri
7/31
Partly Cloudy
38%
25°
36°
Sat
8/1
Partly Cloudy
73%
24°
35°
Sun
8/2
Drizzle
80%
23°
32°
Mon
8/3
Rain
65%
23°
34°
Tue
8/4
Drizzle
53%
24°
35°
Wed
8/5
Drizzle
54%
24°
35°
Thu
8/6
Rain
66%
24°
36°
Fri
8/7
Drizzle
52%
24°
36°
Sat
8/8
Overcast
39%
25°
36°
Sun
8/9
Drizzle
60%
24°
36°
Mon
8/10
Drizzle
60%
25°
36°
Tue
8/11
Drizzle
60%
24°
36°
Wed
8/12
Drizzle
60%
25°
36°
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
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 36 53
Fri 52 Moderate 38 52
Sat 35 Good 21 35
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 Wed Jul 29, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1613 J/kg
MLCAPE766 J/kg
MUCAPE1613 J/kg
SBCIN-58 J/kg
MLCIN0 J/kg
Lifted Index-3.8
Kinematics
0–6 km Shear14 kt
0–1 km Shear4 kt
Eff. Shear18 kt
0–1 km SRH9
0–3 km SRH-4
Eff. SRH-4
Storm Motion300° @ 18 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index18.0
Thermo & Levels
PWAT1.77 in
0–3 km LR6.5 °C/km
700–500 LR5.6 °C/km
Total Totals40.8
LCL893 hPa
LFC846 hPa
EL143 hPa
Freezing Lvl17,375 ft