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

DeSoto Parish, Louisiana, United States

Last updated: 2:45 PM CDT  ·  Refresh
36°C
Feels like 42°
Partly Cloudy
▲ 37°  /  ▼ 22°
Wind
3 mph NE
Humidity
47%
Dew Point
22°
Pressure
29.57 inHg
Visibility
10 mi
UV Index
8.6
Cloud Cover
31%
Sunrise
6:54 AM
Sunset
7:31 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: DeSoto Parish is currently partly cloudy at 36°C. Precipitation is likely — peak probability 66% around 4 PM. Atmospheric instability is elevated (CAPE up to 2206 J/kg) — isolated convective development possible. Sunrise: 6:54AM · Sunset: 7:31PM.

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
54 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
39%
3 PM
36°
43%
4 PM
36°
65%
5 PM
33°
64%
6 PM
31°
46%
7 PM
31°
32%
8 PM
30°
37%
9 PM
28°
37%
10 PM
28°
22%
11 PM
27°
22%
12 AM
27°
14%
1 AM
27°
9%
2 AM
26°
9%
3 AM
26°
9%
4 AM
25°
9%
5 AM
22°
9%
6 AM
22°
5%
7 AM
23°
12%
8 AM
26°
23%
9 AM
30°
23%
10 AM
31°
21%
11 AM
32°
21%
12 PM
32°
21%
1 PM
34°
22%
7-Day Forecast
Today
37° 22°
Rain, 64% chance.
Tue
38° 22°
Clear with a 28% chance of rain.
Wed
38° 23°
Mostly Clear.
Thu
34° 22°
Rain, 64% chance.
Fri
37° 19°
Drizzle, 60% chance.
Sat
37° 20°
Clear.
Sun
38° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 36° Partly Cloudy 39% 3 mph NE 47%
3 PM 36° Partly Cloudy 43% 3 mph NE 45%
4 PM 36° Partly Cloudy 65% 2 mph SE 46%
5 PM 33° Rain 64% 3 mph SE 48%
6 PM 31° Partly Cloudy 46% 4 mph S 51%
7 PM 31° Mostly Clear 32% 5 mph SW 55%
8 PM 30° Rain 37% 4 mph SSE 58%
9 PM 28° Partly Cloudy 37% 4 mph S 62%
10 PM 28° Mostly Clear 22% 4 mph S 67%
11 PM 27° Mostly Clear 22% 3 mph SSW 71%
12 AM 27° Partly Cloudy 14% 3 mph SW 76%
1 AM 27° Mostly Clear 9% 2 mph SSW 79%
2 AM 26° Clear 9% 2 mph SSW 82%
3 AM 26° Clear 9% 3 mph S 85%
4 AM 25° Clear 9% 2 mph SSW 87%
5 AM 22° Clear 9% 2 mph SSW 89%
6 AM 22° Clear 5% 3 mph SW 90%
7 AM 23° Clear 12% 3 mph SW 85%
8 AM 26° Clear 23% 3 mph SW 74%
9 AM 30° Clear 23% 3 mph SW 64%
10 AM 31° Clear 21% 3 mph SSW 58%
11 AM 32° Clear 21% 4 mph S 54%
12 PM 32° Clear 21% 5 mph SSE 50%
1 PM 34° Clear 22% 5 mph SSE 48%
15-Day Forecast
Today
9/7
Rain
64%
22°
37°
Tue
9/8
Clear
28%
22°
38°
Wed
9/9
Mostly Clear
8%
23°
38°
Thu
9/10
Rain
64%
22°
34°
Fri
9/11
Drizzle
60%
19°
37°
Sat
9/12
Clear
19%
20°
37°
Sun
9/13
Clear
19%
21°
38°
Mon
9/14
Clear
60%
21°
38°
Tue
9/15
Clear
60%
21°
38°
Wed
9/16
Drizzle
60%
18°
37°
Thu
9/17
Drizzle
60%
18°
34°
Fri
9/18
Drizzle
60%
19°
33°
Sat
9/19
Drizzle
60%
19°
33°
Sun
9/20
Drizzle
60%
18°
32°
Mon
9/21
Drizzle
60%
18°
33°
54
Moderate
U.S. Air Quality Index · Dominant: O3
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
46 AQI 8.2 µg/m³
O3
Ground-level ozone
Dominant
54 AQI 56 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 54 Moderate 54 46
Wed 50 Good 37 50
Thu 47 Good 41 47
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
SBCAPE3058 J/kg
MLCAPE3100 J/kg
MUCAPE3398 J/kg
SBCIN0 J/kg
MLCIN-2 J/kg
Lifted Index-5.9
Kinematics
0–6 km Shear3 kt
0–1 km Shear1 kt
Eff. Shear7 kt
0–1 km SRH-0
0–3 km SRH-8
Eff. SRH-8
Storm Motion68° @ 20 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.5
Thermo & Levels
PWAT2.36 in
0–3 km LR8.5 °C/km
700–500 LR5.3 °C/km
Total Totals47.7
LCL826 hPa
LFC1001 hPa
EL141 hPa
Freezing Lvl16,276 ft