Heat Advisory — Sevier, AR, Howard, AR, Little River, AR, Hempstead, AR, Nevada, AR, Miller, AR, Lafayette, AR, Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, McCurtain, OK, Red River, TX, Bowie, TX, Franklin, TX, Titus, TX, Camp, TX, Morris, TX, Cass, TX, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX 7:00 PM Heat Advisory — Sevier, AR, Howard, AR, Little River, AR, Hempstead, AR, Nevada, AR, Miller, AR, Lafayette, AR, Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, McCurtain, OK, Red River, TX, Bowie, TX, Franklin, TX, Titus, TX, Camp, TX, Morris, TX, Cass, TX, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX 7:00 PM

LaSalle Parish, Louisiana, United States

Last updated: 2:45 PM CDT  ·  Refresh
37°C
Feels like 43°
Mostly Clear
▲ 37°  /  ▼ 22°
Wind
4 mph SE
Humidity
46%
Dew Point
23°
Pressure
29.71 inHg
Visibility
10 mi
UV Index
8.6
Cloud Cover
28%
Sunrise
6:47 AM
Sunset
7:24 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: LaSalle Parish is currently mostly clear at 37°C. Precipitation is likely — peak probability 64% around 2 PM. Atmospheric instability is elevated (CAPE up to 2500 J/kg) — isolated convective development possible. Sunrise: 6:47AM · Sunset: 7:24PM.

Alerts

Heat Advisory
Sevier, AR, Howard, AR, Little River, AR, Hempstead, AR, Nevada, AR, Miller, AR, Lafayette, AR, Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, McCurtain, OK, Red River, TX, Bowie, TX, Franklin, TX, Titus, TX, Camp, TX, Morris, TX, Cass, TX, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX
Expires 7:00 PM
Heat Advisory
Sevier, AR, Howard, AR, Little River, AR, Hempstead, AR, Nevada, AR, Miller, AR, Lafayette, AR, Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, McCurtain, OK, Red River, TX, Bowie, TX, Franklin, TX, Titus, TX, Camp, TX, Morris, TX, Cass, TX, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX
Expires 7:00 PM
32 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
21%
3 PM
37°
22%
4 PM
36°
16%
5 PM
35°
20%
6 PM
33°
14%
7 PM
32°
18%
8 PM
31°
8%
9 PM
29°
8%
10 PM
28°
8%
11 PM
27°
8%
12 AM
26°
8%
1 AM
26°
9%
2 AM
26°
9%
3 AM
25°
9%
4 AM
24°
9%
5 AM
23°
9%
6 AM
22°
9%
7 AM
23°
37%
8 AM
24°
38%
9 AM
28°
38%
10 AM
30°
46%
11 AM
31°
46%
12 PM
32°
50%
1 PM
33°
60%
7-Day Forecast
Today
37° 22°
Mostly Clear with a 21% chance of rain.
Tue
36° 22°
Partly Cloudy with a 64% chance of rain.
Wed
38° 22°
Partly Cloudy with a 23% chance of rain.
Thu
36° 21°
Rain, 73% chance.
Fri
37° 21°
Drizzle, 63% chance.
Sat
37° 21°
Drizzle, 50% chance.
Sun
38° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 21% 4 mph SE 46%
3 PM 37° Partly Cloudy 22% 4 mph E 44%
4 PM 36° Partly Cloudy 16% 4 mph ENE 48%
5 PM 35° Partly Cloudy 20% 3 mph SE 54%
6 PM 33° Partly Cloudy 14% 3 mph S 62%
7 PM 32° Partly Cloudy 18% 2 mph SSW 66%
8 PM 31° Mostly Clear 8% 2 mph S 68%
9 PM 29° Mostly Clear 8% 4 mph S 70%
10 PM 28° Mostly Clear 8% 4 mph S 75%
11 PM 27° Mostly Clear 8% 3 mph S 81%
12 AM 26° Mostly Clear 8% 4 mph S 86%
1 AM 26° Mostly Clear 9% 3 mph S 88%
2 AM 26° Mostly Clear 9% 2 mph SSE 89%
3 AM 25° Mostly Clear 9% 2 mph S 90%
4 AM 24° Mostly Clear 9% 2 mph SSE 91%
5 AM 23° Partly Cloudy 9% 3 mph SSE 91%
6 AM 22° Haze 9% 3 mph SSE 92%
7 AM 23° Partly Cloudy 37% 4 mph SSE 89%
8 AM 24° Partly Cloudy 38% 4 mph SSE 84%
9 AM 28° Partly Cloudy 38% 3 mph SSE 79%
10 AM 30° Mostly Clear 46% 3 mph SSE 74%
11 AM 31° Mostly Clear 46% 3 mph SSE 68%
12 PM 32° Clear 50% 4 mph SSE 61%
1 PM 33° Mostly Clear 60% 4 mph SSE 62%
15-Day Forecast
Today
9/7
Mostly Clear
21%
22°
37°
Tue
9/8
Partly Cloudy
64%
22°
36°
Wed
9/9
Partly Cloudy
23%
22°
38°
Thu
9/10
Rain
73%
21°
36°
Fri
9/11
Drizzle
63%
21°
37°
Sat
9/12
Drizzle
50%
21°
37°
Sun
9/13
Clear
19%
21°
38°
Mon
9/14
Clear
35%
21°
38°
Tue
9/15
Drizzle
60%
21°
38°
Wed
9/16
Drizzle
60%
21°
37°
Thu
9/17
Drizzle
60%
19°
35°
Fri
9/18
Drizzle
60%
19°
34°
Sat
9/19
Drizzle
60%
19°
33°
Sun
9/20
Clear
25%
18°
33°
Mon
9/21
Clear
25%
18°
33°
32
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
32 AQI 5.8 µg/m³
O3
Ground-level ozone
Dominant
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 32 Good 32 32
Wed 44 Good 37 44
Thu 36 Good 33 36
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 Mon Sep 7, 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
SBCAPE3284 J/kg
MLCAPE2837 J/kg
MUCAPE3284 J/kg
SBCIN0 J/kg
MLCIN-10 J/kg
Lifted Index-6.4
Kinematics
0–6 km Shear9 kt
0–1 km Shear1 kt
Eff. Shear12 kt
0–1 km SRH-3
0–3 km SRH20
Eff. SRH20
Storm Motion82° @ 20 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.3
Thermo & Levels
PWAT2.23 in
0–3 km LR8.8 °C/km
700–500 LR5.2 °C/km
Total Totals47.7
LCL823 hPa
LFC1006 hPa
EL137 hPa
Freezing Lvl16,007 ft