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

Harrison County, Texas, United States

Last updated: 4:25 AM CDT  ·  Refresh
26°C
Feels like 28°
Clear
▲ 37°  /  ▼ 24°
Wind
5 mph SSW
Humidity
76%
Dew Point
21°
Pressure
29.48 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:29 AM
Sunset
8:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Harrison County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:29AM · Sunset: 8:18PM.

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
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
28°
3%
10 AM
29°
3%
11 AM
32°
3%
12 PM
33°
3%
1 PM
36°
3%
2 PM
36°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
37°
3%
6 PM
36°
3%
7 PM
35°
3%
8 PM
34°
3%
9 PM
32°
3%
10 PM
31°
3%
11 PM
29°
3%
12 AM
28°
3%
1 AM
28°
3%
2 AM
28°
3%
3 AM
27°
3%
7-Day Forecast
Today
37° 24°
Mostly Clear.
Wed
40° 24°
Mostly Clear.
Thu
36° 24°
Partly Cloudy.
Fri
38° 24°
Mostly Cloudy.
Sat
39° 22°
Clear.
Sun
36° 21°
Clear.
Mon
38° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 3% 5 mph SSW 76%
5 AM 23° Clear 3% 6 mph SW 78%
6 AM 23° Clear 3% 6 mph SW 80%
7 AM 24° Clear 3% 7 mph SW 77%
8 AM 26° Clear 3% 8 mph WSW 68%
9 AM 28° Clear 3% 8 mph WSW 61%
10 AM 29° Clear 3% 8 mph WSW 55%
11 AM 32° Clear 3% 7 mph SW 49%
12 PM 33° Mostly Clear 3% 6 mph SW 44%
1 PM 36° Mostly Clear 3% 6 mph SW 39%
2 PM 36° Mostly Clear 3% 6 mph SW 37%
3 PM 37° Mostly Clear 3% 5 mph SSW 35%
4 PM 37° Mostly Clear 3% 5 mph SSW 34%
5 PM 37° Mostly Clear 3% 6 mph SSW 36%
6 PM 36° Mostly Clear 3% 6 mph S 37%
7 PM 35° Mostly Clear 3% 5 mph S 40%
8 PM 34° Partly Cloudy 3% 5 mph S 43%
9 PM 32° Partly Cloudy 3% 4 mph S 47%
10 PM 31° Partly Cloudy 3% 4 mph S 50%
11 PM 29° Partly Cloudy 3% 5 mph SSW 52%
12 AM 28° Partly Cloudy 3% 5 mph SSW 55%
1 AM 28° Partly Cloudy 3% 5 mph SSW 58%
2 AM 28° Partly Cloudy 3% 5 mph SSW 62%
3 AM 27° Partly Cloudy 3% 5 mph SW 66%
15-Day Forecast
Today
7/28
Mostly Clear
3%
24°
37°
Wed
7/29
Mostly Clear
6%
24°
40°
Thu
7/30
Partly Cloudy
14%
24°
36°
Fri
7/31
Mostly Cloudy
16%
24°
38°
Sat
8/1
Clear
16%
22°
39°
Sun
8/2
Clear
17%
21°
36°
Mon
8/3
Clear
17%
21°
38°
Tue
8/4
Drizzle
43%
23°
38°
Wed
8/5
Drizzle
44%
22°
38°
Thu
8/6
Drizzle
51%
23°
37°
Fri
8/7
Drizzle
60%
25°
38°
Sat
8/8
Drizzle
60%
24°
37°
Sun
8/9
Drizzle
60%
24°
37°
Mon
8/10
Drizzle
60%
24°
38°
Tue
8/11
Clear
60%
24°
38°
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 10.6 µg/m³
O3
Ground-level ozone
37 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 37 54
Wed 55 Moderate 39 55
Thu 61 Moderate 41 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 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
MLCAPE98 J/kg
MUCAPE513 J/kg
SBCIN-2998 J/kg
MLCIN0 J/kg
Lifted Index1.0
Kinematics
0–6 km Shear9 kt
0–1 km Shear8 kt
Eff. Shear29 kt
0–1 km SRH47
0–3 km SRH11
Eff. SRH-61
Storm Motion307° @ 16 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index24.2
Thermo & Levels
PWAT1.51 in
0–3 km LR4.7 °C/km
700–500 LR5.1 °C/km
Total Totals40.3
LCL943 hPa
LFC—
EL—
Freezing Lvl17,602 ft