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: 5:00 PM CDT  ·  Refresh
36°C
Feels like 38°
Mostly Clear
▲ 37°  /  ▼ 23°
Wind
5 mph SSW
Humidity
39%
Dew Point
20°
Pressure
29.61 inHg
Visibility
10 mi
UV Index
6.1
Cloud Cover
18%
Sunrise
6:57 AM
Sunset
7:23 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: DeSoto Parish is currently mostly clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1788 J/kg) — isolated convective development possible. Sunrise: 6:57AM · Sunset: 7:23PM.

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
31 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
14%
6 PM
37°
34%
7 PM
35°
34%
8 PM
33°
33%
9 PM
31°
19%
10 PM
29°
9%
11 PM
28°
9%
12 AM
28°
9%
1 AM
27°
5%
2 AM
27°
5%
3 AM
26°
5%
4 AM
26°
5%
5 AM
26°
5%
6 AM
23°
5%
7 AM
23°
5%
8 AM
24°
5%
9 AM
26°
11%
10 AM
28°
9%
11 AM
29°
9%
12 PM
32°
9%
1 PM
33°
9%
2 PM
34°
9%
3 PM
33°
12%
4 PM
34°
15%
7-Day Forecast
Today
37° 23°
Mostly Clear with a 33% chance of rain.
Mon
38° 23°
Mostly Clear.
Tue
39° 22°
Mostly Clear.
Wed
37° 23°
Mostly Clear.
Thu
37° 22°
Clear.
Fri
38° 21°
Clear.
Sat
38° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 36° Mostly Clear 14% 5 mph SSW 39%
6 PM 37° Mostly Clear 34% 6 mph SSW 41%
7 PM 35° Mostly Clear 34% 6 mph SSW 45%
8 PM 33° Mostly Clear 33% 5 mph SW 53%
9 PM 31° Partly Cloudy 19% 5 mph SSW 62%
10 PM 29° Mostly Cloudy 9% 6 mph SSW 70%
11 PM 28° Partly Cloudy 9% 6 mph SSW 73%
12 AM 28° Partly Cloudy 9% 6 mph SSW 76%
1 AM 27° Partly Cloudy 5% 6 mph SSW 79%
2 AM 27° Partly Cloudy 5% 5 mph SSW 83%
3 AM 26° Mostly Clear 5% 5 mph SSW 85%
4 AM 26° Mostly Clear 5% 5 mph SW 87%
5 AM 26° Mostly Clear 5% 5 mph SW 86%
6 AM 23° Clear 5% 4 mph SW 86%
7 AM 23° Clear 5% 4 mph SW 85%
8 AM 24° Clear 5% 5 mph SW 79%
9 AM 26° Clear 11% 5 mph WSW 71%
10 AM 28° Clear 9% 5 mph WSW 66%
11 AM 29° Clear 9% 5 mph SW 61%
12 PM 32° Mostly Clear 9% 5 mph SW 57%
1 PM 33° Mostly Clear 9% 5 mph SW 53%
2 PM 34° Mostly Clear 9% 6 mph SSW 54%
3 PM 33° Mostly Clear 12% 7 mph SSW 55%
4 PM 34° Mostly Clear 15% 7 mph S 56%
15-Day Forecast
Today
9/13
Mostly Clear
33%
23°
37°
Mon
9/14
Mostly Clear
17%
23°
38°
Tue
9/15
Mostly Clear
14%
22°
39°
Wed
9/16
Mostly Clear
14%
23°
37°
Thu
9/17
Clear
6%
22°
37°
Fri
9/18
Clear
17%
21°
38°
Sat
9/19
Clear
17%
22°
38°
Sun
9/20
Mostly Clear
60%
21°
36°
Mon
9/21
Drizzle
60%
20°
35°
Tue
9/22
Drizzle
68%
20°
34°
Wed
9/23
Drizzle
60%
18°
33°
Thu
9/24
Drizzle
60%
20°
33°
Fri
9/25
Drizzle
60%
19°
33°
Sat
9/26
Drizzle
60%
19°
32°
Sun
9/27
Clear
60%
19°
33°
31
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
28 AQI 5.1 µg/m³
O3
Ground-level ozone
Dominant
31 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 31 Good 31 28
Tue 31 Good 31 26
Wed 31 Good 31 26
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 Sun Sep 13, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1642 J/kg
MLCAPE243 J/kg
MUCAPE1642 J/kg
SBCIN-4 J/kg
MLCIN-168 J/kg
Lifted Index-4.4
Kinematics
0–6 km Shear8 kt
0–1 km Shear4 kt
Eff. Shear7 kt
0–1 km SRH-20
0–3 km SRH17
Eff. SRH17
Storm Motion103° @ 18 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.0
Thermo & Levels
PWAT1.70 in
0–3 km LR8.4 °C/km
700–500 LR5.6 °C/km
Total Totals47.7
LCL802 hPa
LFC783 hPa
EL169 hPa
Freezing Lvl16,483 ft