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

Shelby County, Texas, United States

Last updated: 7:11 PM CDT  ·  Refresh
36°C
Feels like 39°
Clear
▲ 37°  /  ▼ 24°
Wind
8 mph SSW
Humidity
42%
Dew Point
20°
Pressure
29.55 inHg
Visibility
10 mi
UV Index
2.6
Cloud Cover
4%
Sunrise
6:39 AM
Sunset
8:02 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Shelby County is currently clear at 35°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2322 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 8:02PM.

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
27 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
3%
8 PM
34°
3%
9 PM
33°
3%
10 PM
31°
3%
11 PM
30°
3%
12 AM
28°
3%
1 AM
28°
3%
2 AM
27°
3%
3 AM
26°
3%
4 AM
26°
3%
5 AM
25°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
29°
3%
11 AM
31°
3%
12 PM
32°
3%
1 PM
33°
3%
2 PM
37°
3%
3 PM
38°
3%
4 PM
38°
3%
5 PM
39°
3%
6 PM
36°
3%
7-Day Forecast
Tonight
37° 24°
Clear.
Thu
40° 24°
Clear.
Fri
41° 22°
Partly Cloudy.
Sat
41° 23°
Mostly Clear.
Sun
42° 24°
Clear.
Mon
41° 26°
Mostly Clear.
Tue
41° 23°
Mostly Clear with a 21% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 36° Clear 3% 8 mph SSW 42%
8 PM 34° Clear 3% 7 mph SSW 48%
9 PM 33° Clear 3% 8 mph S 55%
10 PM 31° Clear 3% 10 mph S 64%
11 PM 30° Clear 3% 9 mph SSW 70%
12 AM 28° Clear 3% 9 mph SSW 76%
1 AM 28° Clear 3% 9 mph SSW 80%
2 AM 27° Clear 3% 9 mph SSW 84%
3 AM 26° Clear 3% 8 mph SSW 86%
4 AM 26° Clear 3% 8 mph SSW 89%
5 AM 25° Mostly Clear 3% 8 mph SSW 90%
6 AM 24° Mostly Clear 3% 8 mph SSW 90%
7 AM 24° Mostly Clear 3% 8 mph SSW 89%
8 AM 26° Mostly Clear 3% 10 mph SW 78%
9 AM 27° Mostly Clear 3% 11 mph SW 68%
10 AM 29° Mostly Clear 3% 11 mph SW 58%
11 AM 31° Mostly Clear 3% 11 mph SW 51%
12 PM 32° Clear 3% 10 mph SW 45%
1 PM 33° Clear 3% 10 mph SSW 39%
2 PM 37° Clear 3% 10 mph SSW 37%
3 PM 38° Clear 3% 10 mph SSW 35%
4 PM 38° Clear 3% 10 mph SSW 34%
5 PM 39° Clear 3% 9 mph S 35%
6 PM 36° Clear 3% 9 mph S 36%
15-Day Forecast
Today
8/12
Clear
3%
24°
37°
Thu
8/13
Clear
3%
24°
40°
Fri
8/14
Partly Cloudy
3%
22°
41°
Sat
8/15
Mostly Clear
3%
23°
41°
Sun
8/16
Clear
15%
24°
42°
Mon
8/17
Mostly Clear
15%
26°
41°
Tue
8/18
Mostly Clear
21%
23°
41°
Wed
8/19
Mostly Clear
18%
24°
41°
Thu
8/20
Partly Cloudy
35%
22°
42°
Fri
8/21
Partly Cloudy
15%
22°
42°
Sat
8/22
Drizzle
60%
22°
42°
Sun
8/23
Drizzle
60%
24°
41°
Mon
8/24
Drizzle
60%
23°
40°
Tue
8/25
Drizzle
60%
23°
39°
Wed
8/26
Drizzle
60%
23°
38°
27
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
24 AQI 4.4 µg/m³
O3
Ground-level ozone
Dominant
27 AQI 30 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 27 Good 27 24
Fri 47 Good 31 47
Sat 61 Moderate 31 61
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
SBCAPE1654 J/kg
MLCAPE1341 J/kg
MUCAPE1654 J/kg
SBCIN-32 J/kg
MLCIN0 J/kg
Lifted Index-3.7
Kinematics
0–6 km Shear7 kt
0–1 km Shear5 kt
Eff. Shear4 kt
0–1 km SRH5
0–3 km SRH48
Eff. SRH48
Storm Motion352° @ 7 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.5
Thermo & Levels
PWAT1.75 in
0–3 km LR8.0 °C/km
700–500 LR5.9 °C/km
Total Totals47.0
LCL804 hPa
LFC767 hPa
EL168 hPa
Freezing Lvl16,289 ft