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

Lafayette County, Arkansas, United States

Last updated: 1:00 PM CDT  ·  Refresh
36°C
Feels like 40°
Clear
▲ 38°  /  ▼ 23°
Wind
2 mph ENE
Humidity
44%
Dew Point
22°
Pressure
29.66 inHg
Visibility
10 mi
UV Index
9.2
Cloud Cover
6%
Sunrise
6:52 AM
Sunset
7:31 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2032 J/kg) — isolated convective development possible. Sunrise: 6:52AM · 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
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
3%
2 PM
38°
5%
3 PM
38°
8%
4 PM
38°
8%
5 PM
38°
8%
6 PM
37°
8%
7 PM
36°
8%
8 PM
34°
8%
9 PM
33°
11%
10 PM
29°
21%
11 PM
29°
21%
12 AM
28°
9%
1 AM
28°
5%
2 AM
27°
5%
3 AM
27°
5%
4 AM
26°
5%
5 AM
26°
5%
6 AM
23°
5%
7 AM
23°
5%
8 AM
25°
5%
9 AM
26°
5%
10 AM
31°
3%
11 AM
32°
3%
12 PM
35°
3%
7-Day Forecast
Today
38° 23°
Clear with a 21% chance of rain.
Tue
41° 23°
Clear.
Wed
38° 22°
Mostly Clear.
Thu
34° 22°
Overcast with a 25% chance of rain.
Fri
37° 18°
Clear.
Sat
37° 18°
Clear.
Sun
37° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 36° Clear 3% 2 mph ENE 44%
2 PM 38° Clear 5% 4 mph E 39%
3 PM 38° Clear 8% 5 mph ESE 38%
4 PM 38° Clear 8% 5 mph ESE 36%
5 PM 38° Clear 8% 4 mph ESE 38%
6 PM 37° Clear 8% 4 mph ESE 40%
7 PM 36° Mostly Clear 8% 3 mph SE 42%
8 PM 34° Mostly Clear 8% 4 mph SE 45%
9 PM 33° Partly Cloudy 11% 4 mph SSE 48%
10 PM 29° Partly Cloudy 21% 5 mph SE 52%
11 PM 29° Partly Cloudy 21% 6 mph ESE 57%
12 AM 28° Mostly Clear 9% 5 mph SE 59%
1 AM 28° Clear 5% 4 mph SE 62%
2 AM 27° Clear 5% 3 mph ESE 66%
3 AM 27° Clear 5% 3 mph ESE 69%
4 AM 26° Clear 5% 3 mph ESE 72%
5 AM 26° Clear 5% 3 mph E 73%
6 AM 23° Clear 5% 3 mph E 74%
7 AM 23° Clear 5% 3 mph E 74%
8 AM 25° Clear 5% 2 mph ESE 70%
9 AM 26° Clear 5% 2 mph ESE 66%
10 AM 31° Clear 3% 2 mph ESE 62%
11 AM 32° Clear 3% 3 mph ESE 59%
12 PM 35° Clear 3% 3 mph SE 55%
15-Day Forecast
Today
9/7
Clear
21%
23°
38°
Tue
9/8
Clear
13%
23°
41°
Wed
9/9
Mostly Clear
14%
22°
38°
Thu
9/10
Overcast
25%
22°
34°
Fri
9/11
Clear
19%
18°
37°
Sat
9/12
Clear
19%
18°
37°
Sun
9/13
Clear
19%
20°
37°
Mon
9/14
Drizzle
60%
20°
37°
Tue
9/15
Clear
60%
21°
37°
Wed
9/16
Drizzle
60%
17°
36°
Thu
9/17
Drizzle
60%
14°
36°
Fri
9/18
Drizzle
60%
20°
33°
Sat
9/19
Drizzle
60%
20°
33°
Sun
9/20
Drizzle
60%
19°
33°
Mon
9/21
Drizzle
60%
19°
33°
52
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
52 AQI 9.4 µg/m³
O3
Ground-level ozone
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 52 Moderate 44 52
Wed 52 Moderate 43 52
Thu 51 Moderate 45 51
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, 16:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2721 J/kg
MLCAPE1990 J/kg
MUCAPE2721 J/kg
SBCIN-7 J/kg
MLCIN-56 J/kg
Lifted Index-5.8
Kinematics
0–6 km Shear6 kt
0–1 km Shear4 kt
Eff. Shear9 kt
0–1 km SRH15
0–3 km SRH2
Eff. SRH2
Storm Motion56° @ 21 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.7
Thermo & Levels
PWAT2.09 in
0–3 km LR8.3 °C/km
700–500 LR5.5 °C/km
Total Totals47.7
LCL832 hPa
LFC806 hPa
EL148 hPa
Freezing Lvl15,653 ft