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 8:00 PM

Lafayette County, Arkansas, United States

Last updated: 4:28 AM CDT  ·  Refresh
26°C
Feels like 28°
Clear
▲ 38°  /  ▼ 26°
Wind
4 mph SW
Humidity
74%
Dew Point
22°
Pressure
29.58 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:24 AM
Sunset
8:16 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 901 J/kg) — isolated convective development possible. Sunrise: 6:24AM · Sunset: 8:16PM.

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 8:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
3%
5 AM
23°
19%
6 AM
23°
20%
7 AM
24°
14%
8 AM
27°
14%
9 AM
29°
14%
10 AM
31°
14%
11 AM
32°
14%
12 PM
34°
7%
1 PM
36°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
37°
3%
6 PM
36°
4%
7 PM
35°
4%
8 PM
33°
3%
9 PM
31°
3%
10 PM
30°
3%
11 PM
28°
3%
12 AM
28°
3%
1 AM
28°
3%
2 AM
28°
3%
3 AM
27°
3%
7-Day Forecast
Today
38° 26°
Partly Cloudy.
Wed
39° 26°
Mostly Cloudy.
Thu
35° 25°
Mostly Cloudy with a 48% chance of rain.
Fri
37° 24°
Overcast.
Sat
37° 22°
Clear.
Sun
34° 21°
Partly Cloudy.
Mon
37° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 3% 4 mph SW 74%
5 AM 23° Clear 19% 5 mph SW 74%
6 AM 23° Clear 20% 5 mph SW 76%
7 AM 24° Clear 14% 6 mph WSW 74%
8 AM 27° Clear 14% 7 mph WSW 68%
9 AM 29° Clear 14% 7 mph WSW 63%
10 AM 31° Mostly Clear 14% 7 mph WSW 57%
11 AM 32° Partly Cloudy 14% 6 mph WSW 51%
12 PM 34° Partly Cloudy 7% 6 mph WSW 44%
1 PM 36° Mostly Clear 3% 5 mph WSW 40%
2 PM 37° Partly Cloudy 3% 5 mph SW 38%
3 PM 37° Partly Cloudy 3% 5 mph SW 37%
4 PM 37° Partly Cloudy 3% 5 mph SW 37%
5 PM 37° Partly Cloudy 3% 4 mph SSW 39%
6 PM 36° Mostly Cloudy 4% 4 mph SSW 40%
7 PM 35° Mostly Cloudy 4% 4 mph SSW 43%
8 PM 33° Mostly Cloudy 3% 4 mph SSW 47%
9 PM 31° Mostly Cloudy 3% 4 mph S 50%
10 PM 30° Partly Cloudy 3% 4 mph SSW 52%
11 PM 28° Partly Cloudy 3% 4 mph SSW 53%
12 AM 28° Partly Cloudy 3% 5 mph SSW 54%
1 AM 28° Partly Cloudy 3% 5 mph SSW 55%
2 AM 28° Partly Cloudy 3% 5 mph SW 56%
3 AM 27° Partly Cloudy 3% 5 mph SW 58%
15-Day Forecast
Today
7/28
Partly Cloudy
14%
26°
38°
Wed
7/29
Mostly Cloudy
11%
26°
39°
Thu
7/30
Mostly Cloudy
48%
25°
35°
Fri
7/31
Overcast
19%
24°
37°
Sat
8/1
Clear
15%
22°
37°
Sun
8/2
Partly Cloudy
15%
21°
34°
Mon
8/3
Clear
15%
22°
37°
Tue
8/4
Rain
53%
23°
37°
Wed
8/5
Rain
66%
22°
37°
Thu
8/6
Partly Cloudy
40%
23°
36°
Fri
8/7
Drizzle
60%
24°
37°
Sat
8/8
Drizzle
60%
24°
36°
Sun
8/9
Drizzle
60%
24°
36°
Mon
8/10
Drizzle
60%
24°
37°
Tue
8/11
Drizzle
60%
24°
37°
53
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
53 AQI 10.1 µg/m³
O3
Ground-level ozone
34 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 34 53
Wed 54 Moderate 34 54
Thu 59 Moderate 34 59
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Jul 28, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE12 J/kg
MUCAPE157 J/kg
SBCIN-2946 J/kg
MLCIN0 J/kg
Lifted Index1.3
Kinematics
0–6 km Shear9 kt
0–1 km Shear10 kt
Eff. Shear—
0–1 km SRH35
0–3 km SRH1
Eff. SRH—
Storm Motion283° @ 17 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index23.9
Thermo & Levels
PWAT1.55 in
0–3 km LR4.5 °C/km
700–500 LR5.1 °C/km
Total Totals40.6
LCL947 hPa
LFC—
EL—
Freezing Lvl17,543 ft