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

Cass County, Texas, United States

Last updated: 2:43 PM CDT  ·  Refresh
38°C
Feels like 41°
Mostly Clear
▲ 39°  /  ▼ 23°
Wind
3 mph E
Humidity
36%
Dew Point
21°
Pressure
29.53 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
19%
Sunrise
6:55 AM
Sunset
7:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cass County is currently mostly clear at 38°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2226 J/kg) — isolated convective development possible. Sunrise: 6:55AM · Sunset: 7:34PM.

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
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
39%
3 PM
39°
27%
4 PM
38°
28%
5 PM
37°
25%
6 PM
34°
8%
7 PM
33°
8%
8 PM
32°
8%
9 PM
29°
8%
10 PM
28°
8%
11 PM
27°
8%
12 AM
27°
8%
1 AM
27°
9%
2 AM
26°
17%
3 AM
26°
21%
4 AM
25°
12%
5 AM
23°
9%
6 AM
23°
5%
7 AM
24°
12%
8 AM
26°
23%
9 AM
33°
23%
10 AM
33°
21%
11 AM
34°
21%
12 PM
35°
21%
1 PM
36°
22%
7-Day Forecast
Today
39° 23°
Mostly Clear with a 39% chance of rain.
Tue
42° 23°
Mostly Clear with a 28% chance of rain.
Wed
39° 22°
Clear.
Thu
35° 23°
Mostly Cloudy with a 43% chance of rain.
Fri
37° 19°
Clear.
Sat
39° 19°
Clear.
Sun
38° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Mostly Clear 39% 3 mph E 36%
3 PM 39° Mostly Clear 27% 4 mph ESE 34%
4 PM 38° Mostly Clear 28% 4 mph ESE 38%
5 PM 37° Mostly Clear 25% 5 mph SE 43%
6 PM 34° Partly Cloudy 8% 5 mph SW 48%
7 PM 33° Mostly Clear 8% 4 mph SW 52%
8 PM 32° Clear 8% 3 mph SSW 55%
9 PM 29° Clear 8% 3 mph SSW 58%
10 PM 28° Clear 8% 4 mph SSW 60%
11 PM 27° Clear 8% 3 mph SSW 63%
12 AM 27° Mostly Clear 8% 3 mph S 66%
1 AM 27° Mostly Clear 9% 3 mph S 69%
2 AM 26° Clear 17% 3 mph S 71%
3 AM 26° Clear 21% 3 mph SE 76%
4 AM 25° Clear 12% 2 mph SSW 79%
5 AM 23° Clear 9% 3 mph SW 80%
6 AM 23° Clear 5% 3 mph WSW 82%
7 AM 24° Clear 12% 2 mph SSW 76%
8 AM 26° Clear 23% 3 mph SSW 67%
9 AM 33° Clear 23% 3 mph S 58%
10 AM 33° Clear 21% 3 mph S 53%
11 AM 34° Mostly Clear 21% 4 mph SSE 51%
12 PM 35° Mostly Clear 21% 5 mph SSE 48%
1 PM 36° Partly Cloudy 22% 4 mph SSE 48%
15-Day Forecast
Today
9/7
Mostly Clear
39%
23°
39°
Tue
9/8
Mostly Clear
28%
23°
42°
Wed
9/9
Clear
14%
22°
39°
Thu
9/10
Mostly Cloudy
43%
23°
35°
Fri
9/11
Clear
19%
19°
37°
Sat
9/12
Clear
19%
19°
39°
Sun
9/13
Clear
19%
21°
38°
Mon
9/14
Clear
60%
21°
38°
Tue
9/15
Drizzle
60%
21°
38°
Wed
9/16
Drizzle
60%
18°
37°
Thu
9/17
Drizzle
60%
15°
34°
Fri
9/18
Drizzle
60%
19°
33°
Sat
9/19
Drizzle
60%
18°
33°
Sun
9/20
Clear
60%
18°
32°
Mon
9/21
Drizzle
60%
17°
33°
54
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
54 AQI 10.9 µg/m³
O3
Ground-level ozone
45 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 54 Moderate 45 54
Wed 52 Moderate 44 52
Thu 52 Moderate 46 52
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
SBCAPE2605 J/kg
MLCAPE1595 J/kg
MUCAPE2605 J/kg
SBCIN0 J/kg
MLCIN-15 J/kg
Lifted Index-5.6
Kinematics
0–6 km Shear6 kt
0–1 km Shear1 kt
Eff. Shear11 kt
0–1 km SRH-3
0–3 km SRH-22
Eff. SRH-22
Storm Motion44° @ 19 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.0
Thermo & Levels
PWAT2.07 in
0–3 km LR9.1 °C/km
700–500 LR5.5 °C/km
Total Totals48.5
LCL787 hPa
LFC1000 hPa
EL151 hPa
Freezing Lvl16,109 ft