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

Smith County, Texas, United States

Last updated: 7:08 PM CDT  ·  Refresh
36°C
Feels like 38°
Clear
▲ 37°  /  ▼ 24°
Wind
11 mph S
Humidity
36%
Dew Point
19°
Pressure
29.31 inHg
Visibility
10 mi
UV Index
3.0
Cloud Cover
1%
Sunrise
6:43 AM
Sunset
8:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Smith County is currently clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2239 J/kg) — isolated convective development possible. Sunrise: 6:43AM · Sunset: 8:08PM.

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
29 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
3%
8 PM
35°
3%
9 PM
33°
3%
10 PM
31°
3%
11 PM
31°
3%
12 AM
29°
3%
1 AM
29°
3%
2 AM
28°
3%
3 AM
28°
3%
4 AM
27°
3%
5 AM
27°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
28°
3%
11 AM
29°
3%
12 PM
31°
3%
1 PM
33°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
38°
3%
6 PM
37°
3%
7-Day Forecast
Tonight
37° 24°
Clear.
Thu
39° 24°
Mostly Clear.
Fri
39° 22°
Partly Cloudy.
Sat
40° 23°
Clear.
Sun
42° 24°
Clear.
Mon
40° 26°
Clear.
Tue
41° 24°
Partly Cloudy with a 21% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 36° Clear 3% 11 mph S 36%
8 PM 35° Clear 3% 9 mph S 40%
9 PM 33° Clear 3% 9 mph S 46%
10 PM 31° Clear 3% 10 mph S 53%
11 PM 31° Clear 3% 11 mph S 58%
12 AM 29° Clear 3% 11 mph S 65%
1 AM 29° Clear 3% 12 mph S 69%
2 AM 28° Clear 3% 11 mph SSW 72%
3 AM 28° Clear 3% 11 mph SSW 76%
4 AM 27° Clear 3% 11 mph SSW 79%
5 AM 27° Clear 3% 11 mph SSW 82%
6 AM 24° Mostly Clear 3% 11 mph SSW 85%
7 AM 24° Mostly Clear 3% 11 mph SSW 85%
8 AM 26° Mostly Clear 3% 12 mph SSW 78%
9 AM 27° Mostly Clear 3% 13 mph SSW 70%
10 AM 28° Mostly Clear 3% 14 mph SSW 62%
11 AM 29° Mostly Clear 3% 13 mph SSW 52%
12 PM 31° Clear 3% 13 mph SSW 44%
1 PM 33° Clear 3% 13 mph SSW 36%
2 PM 37° Clear 3% 12 mph SSW 34%
3 PM 37° Clear 3% 12 mph SSW 32%
4 PM 37° Clear 3% 12 mph SSW 31%
5 PM 38° Clear 3% 12 mph S 32%
6 PM 37° Clear 3% 13 mph S 33%
15-Day Forecast
Today
8/12
Clear
3%
24°
37°
Thu
8/13
Mostly Clear
3%
24°
39°
Fri
8/14
Partly Cloudy
3%
22°
39°
Sat
8/15
Clear
3%
23°
40°
Sun
8/16
Clear
7%
24°
42°
Mon
8/17
Clear
7%
26°
40°
Tue
8/18
Partly Cloudy
21%
24°
41°
Wed
8/19
Clear
10%
24°
41°
Thu
8/20
Clear
35%
22°
42°
Fri
8/21
Partly Cloudy
15%
22°
42°
Sat
8/22
Drizzle
60%
23°
41°
Sun
8/23
Drizzle
60%
24°
41°
Mon
8/24
Drizzle
60%
24°
39°
Tue
8/25
Drizzle
60%
24°
38°
Wed
8/26
Drizzle
60%
23°
38°
29
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
26 AQI 4.7 µg/m³
O3
Ground-level ozone
Dominant
29 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 29 Good 29 26
Fri 43 Good 31 43
Sat 62 Moderate 31 62
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 Wed Aug 12, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1559 J/kg
MLCAPE1123 J/kg
MUCAPE1559 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.7
Kinematics
0–6 km Shear12 kt
0–1 km Shear4 kt
Eff. Shear8 kt
0–1 km SRH-5
0–3 km SRH36
Eff. SRH36
Storm Motion112° @ 10 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index24.0
Thermo & Levels
PWAT1.63 in
0–3 km LR7.8 °C/km
700–500 LR6.5 °C/km
Total Totals47.9
LCL784 hPa
LFC992 hPa
EL168 hPa
Freezing Lvl16,171 ft