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

Shelby County, Texas, United States

Last updated: 2:44 PM CDT  ·  Refresh
35°C
Feels like 40°
Partly Cloudy
▲ 38°  /  ▼ 23°
Wind
3 mph SSW
Humidity
49%
Dew Point
23°
Pressure
29.60 inHg
Visibility
10 mi
UV Index
8.2
Cloud Cover
45%
Sunrise
6:55 AM
Sunset
7:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Shelby County is currently partly cloudy at 35°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2508 J/kg) — isolated convective development possible. Sunrise: 6:55AM · Sunset: 7:32PM.

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
43 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
35°
39%
3 PM
36°
36%
4 PM
35°
26%
5 PM
34°
26%
6 PM
32°
23%
7 PM
31°
21%
8 PM
30°
21%
9 PM
28°
21%
10 PM
28°
25%
11 PM
27°
26%
12 AM
27°
23%
1 AM
27°
18%
2 AM
26°
12%
3 AM
26°
13%
4 AM
25°
13%
5 AM
23°
9%
6 AM
23°
9%
7 AM
24°
26%
8 AM
26°
27%
9 AM
29°
33%
10 AM
29°
34%
11 AM
31°
34%
12 PM
31°
31%
1 PM
33°
34%
7-Day Forecast
Today
38° 23°
Mostly Clear with a 39% chance of rain.
Tue
37° 23°
Mostly Clear with a 39% chance of rain.
Wed
38° 21°
Mostly Clear.
Thu
33° 22°
Mostly Cloudy with a 30% chance of rain.
Fri
37° 20°
Clear.
Sat
37° 21°
Clear.
Sun
38° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 35° Partly Cloudy 39% 3 mph SSW 49%
3 PM 36° Mostly Cloudy 36% 4 mph SSW 50%
4 PM 35° Partly Cloudy 26% 4 mph SSW 52%
5 PM 34° Mostly Clear 26% 4 mph SW 56%
6 PM 32° Clear 23% 3 mph SW 62%
7 PM 31° Clear 21% 3 mph SW 65%
8 PM 30° Mostly Clear 21% 4 mph SW 67%
9 PM 28° Clear 21% 4 mph SSW 70%
10 PM 28° Clear 25% 3 mph SSW 73%
11 PM 27° Clear 26% 3 mph SSW 78%
12 AM 27° Clear 23% 3 mph SSW 82%
1 AM 27° Clear 18% 3 mph SSW 85%
2 AM 26° Clear 12% 3 mph SSW 87%
3 AM 26° Mostly Clear 13% 3 mph SSW 90%
4 AM 25° Mostly Clear 13% 3 mph S 91%
5 AM 23° Mostly Clear 9% 2 mph SSW 92%
6 AM 23° Mostly Clear 9% 2 mph SSW 93%
7 AM 24° Mostly Clear 26% 2 mph SSW 88%
8 AM 26° Mostly Clear 27% 3 mph SSW 79%
9 AM 29° Mostly Clear 33% 3 mph SSW 70%
10 AM 29° Mostly Clear 34% 3 mph SSW 64%
11 AM 31° Mostly Clear 34% 4 mph S 60%
12 PM 31° Mostly Clear 31% 5 mph SSE 55%
1 PM 33° Mostly Clear 34% 5 mph SSE 53%
15-Day Forecast
Today
9/7
Mostly Clear
39%
23°
38°
Tue
9/8
Mostly Clear
39%
23°
37°
Wed
9/9
Mostly Clear
8%
21°
38°
Thu
9/10
Mostly Cloudy
30%
22°
33°
Fri
9/11
Clear
19%
20°
37°
Sat
9/12
Clear
9%
21°
37°
Sun
9/13
Clear
19%
21°
38°
Mon
9/14
Clear
25%
21°
37°
Tue
9/15
Drizzle
60%
21°
38°
Wed
9/16
Drizzle
60%
19°
37°
Thu
9/17
Drizzle
60%
19°
34°
Fri
9/18
Clear
60%
20°
34°
Sat
9/19
Drizzle
60%
19°
33°
Sun
9/20
Drizzle
60%
18°
32°
Mon
9/21
Drizzle
60%
18°
33°
43
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
37 AQI 6.7 µg/m³
O3
Ground-level ozone
Dominant
43 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 43 Good 43 37
Wed 44 Good 37 44
Thu 43 Good 38 43
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, 18:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3465 J/kg
MLCAPE3035 J/kg
MUCAPE3465 J/kg
SBCIN0 J/kg
MLCIN-2 J/kg
Lifted Index-6.4
Kinematics
0–6 km Shear5 kt
0–1 km Shear2 kt
Eff. Shear9 kt
0–1 km SRH3
0–3 km SRH24
Eff. SRH24
Storm Motion101° @ 19 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.6
Thermo & Levels
PWAT2.41 in
0–3 km LR8.2 °C/km
700–500 LR5.3 °C/km
Total Totals47.6
LCL847 hPa
LFC1002 hPa
EL135 hPa
Freezing Lvl16,385 ft