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

Nacogdoches County, Texas, United States

Last updated: 2:44 PM CDT  ·  Refresh
34°C
Feels like 39°
Mostly Clear
▲ 38°  /  ▼ 23°
Wind
2 mph SSE
Humidity
54%
Dew Point
24°
Pressure
29.54 inHg
Visibility
10 mi
UV Index
8.8
Cloud Cover
14%
Sunrise
6:57 AM
Sunset
7:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Nacogdoches County is currently mostly clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3335 J/kg) — isolated convective development possible. Sunrise: 6:57AM · 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
34 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
33%
3 PM
35°
31%
4 PM
34°
16%
5 PM
34°
18%
6 PM
33°
15%
7 PM
32°
13%
8 PM
31°
13%
9 PM
29°
13%
10 PM
28°
13%
11 PM
28°
17%
12 AM
27°
12%
1 AM
27°
12%
2 AM
26°
12%
3 AM
26°
12%
4 AM
26°
13%
5 AM
23°
13%
6 AM
23°
9%
7 AM
24°
9%
8 AM
26°
10%
9 AM
28°
12%
10 AM
29°
12%
11 AM
30°
8%
12 PM
31°
8%
1 PM
33°
11%
7-Day Forecast
Today
38° 23°
Mostly Clear with a 33% chance of rain.
Tue
37° 23°
Mostly Clear with a 47% chance of rain.
Wed
37° 22°
Mostly Clear with a 32% chance of rain.
Thu
33° 23°
Mostly Cloudy with a 30% chance of rain.
Fri
35° 21°
Clear.
Sat
35° 21°
Clear.
Sun
36° 21°
Clear with a 35% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 34° Mostly Clear 33% 2 mph SSE 54%
3 PM 35° Mostly Clear 31% 3 mph SSE 54%
4 PM 34° Mostly Clear 16% 3 mph SSE 55%
5 PM 34° Partly Cloudy 18% 3 mph SSE 58%
6 PM 33° Mostly Clear 15% 3 mph SSE 64%
7 PM 32° Mostly Clear 13% 3 mph S 67%
8 PM 31° Mostly Clear 13% 3 mph S 69%
9 PM 29° Mostly Clear 13% 4 mph S 71%
10 PM 28° Mostly Clear 13% 4 mph S 74%
11 PM 28° Clear 17% 4 mph S 76%
12 AM 27° Clear 12% 3 mph SSW 79%
1 AM 27° Clear 12% 3 mph S 80%
2 AM 26° Mostly Clear 12% 3 mph SSE 81%
3 AM 26° Mostly Clear 12% 3 mph SSE 83%
4 AM 26° Mostly Clear 13% 3 mph SE 84%
5 AM 23° Mostly Clear 13% 3 mph SSE 86%
6 AM 23° Clear 9% 2 mph SSE 87%
7 AM 24° Clear 9% 2 mph SSE 86%
8 AM 26° Clear 10% 2 mph S 80%
9 AM 28° Clear 12% 3 mph SSW 75%
10 AM 29° Clear 12% 3 mph S 70%
11 AM 30° Clear 8% 4 mph S 65%
12 PM 31° Clear 8% 5 mph SSE 60%
1 PM 33° Clear 11% 5 mph SSE 58%
15-Day Forecast
Today
9/7
Mostly Clear
33%
23°
38°
Tue
9/8
Mostly Clear
47%
23°
37°
Wed
9/9
Mostly Clear
32%
22°
37°
Thu
9/10
Mostly Cloudy
30%
23°
33°
Fri
9/11
Clear
19%
21°
35°
Sat
9/12
Clear
19%
21°
35°
Sun
9/13
Clear
35%
21°
36°
Mon
9/14
Clear
25%
21°
35°
Tue
9/15
Clear
60%
21°
36°
Wed
9/16
Drizzle
60%
20°
35°
Thu
9/17
Drizzle
60%
19°
33°
Fri
9/18
Clear
60%
21°
33°
Sat
9/19
Clear
60%
20°
32°
Sun
9/20
Drizzle
60%
19°
31°
Mon
9/21
Drizzle
60%
19°
31°
34
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
34 AQI 6.1 µg/m³
O3
Ground-level ozone
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 34 Good 31 34
Wed 43 Good 36 43
Thu 41 Good 35 41
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
SBCAPE3615 J/kg
MLCAPE2978 J/kg
MUCAPE3615 J/kg
SBCIN0 J/kg
MLCIN-7 J/kg
Lifted Index-6.7
Kinematics
0–6 km Shear4 kt
0–1 km Shear1 kt
Eff. Shear10 kt
0–1 km SRH-6
0–3 km SRH15
Eff. SRH15
Storm Motion106° @ 20 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.5
Thermo & Levels
PWAT2.22 in
0–3 km LR7.8 °C/km
700–500 LR5.4 °C/km
Total Totals46.2
LCL866 hPa
LFC1000 hPa
EL129 hPa
Freezing Lvl16,181 ft