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

Webster Parish, Louisiana, United States

Last updated: 4:54 PM CDT  ·  Refresh
36°C
Feels like 39°
Mostly Clear
▲ 36°  /  ▼ 23°
Wind
3 mph SSW
Humidity
42%
Dew Point
21°
Pressure
29.72 inHg
Visibility
10 mi
UV Index
6.1
Cloud Cover
29%
Sunrise
6:55 AM
Sunset
7:21 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Webster Parish is currently mostly clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1777 J/kg) — isolated convective development possible. Sunrise: 6:55AM · Sunset: 7:21PM.

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
36 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
14%
5 PM
36°
34%
6 PM
34°
34%
7 PM
32°
33%
8 PM
31°
32%
9 PM
28°
32%
10 PM
28°
24%
11 PM
27°
19%
12 AM
26°
5%
1 AM
26°
5%
2 AM
26°
5%
3 AM
25°
5%
4 AM
25°
5%
5 AM
23°
5%
6 AM
23°
5%
7 AM
24°
5%
8 AM
26°
11%
9 AM
28°
11%
10 AM
29°
11%
11 AM
32°
11%
12 PM
33°
11%
1 PM
34°
14%
2 PM
34°
17%
3 PM
33°
17%
7-Day Forecast
Today
36° 23°
Mostly Clear with a 33% chance of rain.
Mon
38° 23°
Mostly Clear.
Tue
39° 23°
Mostly Clear.
Wed
37° 24°
Mostly Clear.
Thu
38° 22°
Clear.
Fri
38° 21°
Mostly Clear.
Sat
39° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 36° Mostly Clear 14% 3 mph SSW 42%
5 PM 36° Partly Cloudy 34% 3 mph SSW 46%
6 PM 34° Partly Cloudy 34% 3 mph SSW 51%
7 PM 32° Partly Cloudy 33% 4 mph S 56%
8 PM 31° Partly Cloudy 32% 5 mph SE 60%
9 PM 28° Partly Cloudy 32% 6 mph SE 64%
10 PM 28° Partly Cloudy 24% 5 mph SSE 66%
11 PM 27° Partly Cloudy 19% 4 mph S 68%
12 AM 26° Partly Cloudy 5% 3 mph SSW 70%
1 AM 26° Partly Cloudy 5% 4 mph SSW 73%
2 AM 26° Partly Cloudy 5% 3 mph SSW 76%
3 AM 25° Partly Cloudy 5% 3 mph SSW 79%
4 AM 25° Partly Cloudy 5% 3 mph SSW 80%
5 AM 23° Partly Cloudy 5% 3 mph SW 82%
6 AM 23° Partly Cloudy 5% 3 mph SW 83%
7 AM 24° Mostly Clear 5% 3 mph SW 79%
8 AM 26° Mostly Clear 11% 4 mph WSW 72%
9 AM 28° Mostly Clear 11% 4 mph WSW 68%
10 AM 29° Mostly Clear 11% 3 mph WSW 64%
11 AM 32° Mostly Clear 11% 4 mph SW 59%
12 PM 33° Mostly Clear 11% 4 mph SW 55%
1 PM 34° Mostly Clear 14% 4 mph SSW 54%
2 PM 34° Mostly Clear 17% 4 mph SSW 54%
3 PM 33° Partly Cloudy 17% 5 mph S 54%
15-Day Forecast
Today
9/13
Mostly Clear
33%
23°
36°
Mon
9/14
Mostly Clear
19%
23°
38°
Tue
9/15
Mostly Clear
14%
23°
39°
Wed
9/16
Mostly Clear
14%
24°
37°
Thu
9/17
Clear
11%
22°
38°
Fri
9/18
Mostly Clear
16%
21°
38°
Sat
9/19
Clear
11%
22°
39°
Sun
9/20
Mostly Clear
60%
21°
37°
Mon
9/21
Drizzle
60%
21°
36°
Tue
9/22
Drizzle
60%
20°
34°
Wed
9/23
Drizzle
60%
18°
33°
Thu
9/24
Drizzle
60%
19°
33°
Fri
9/25
Drizzle
60%
19°
33°
Sat
9/26
Drizzle
60%
19°
33°
Sun
9/27
Clear
60%
19°
33°
36
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
36 AQI 6.4 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 36 Good 35 36
Tue 36 Good 36 33
Wed 38 Good 38 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 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
SBCAPE2053 J/kg
MLCAPE1151 J/kg
MUCAPE2446 J/kg
SBCIN-9 J/kg
MLCIN-121 J/kg
Lifted Index-4.9
Kinematics
0–6 km Shear7 kt
0–1 km Shear5 kt
Eff. Shear6 kt
0–1 km SRH-17
0–3 km SRH10
Eff. SRH10
Storm Motion106° @ 20 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.4
Thermo & Levels
PWAT2.13 in
0–3 km LR8.5 °C/km
700–500 LR5.5 °C/km
Total Totals49.9
LCL812 hPa
LFC791 hPa
EL150 hPa
Freezing Lvl16,283 ft