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: 11:46 AM CDT  ·  Refresh
31°C
Feels like 36°
Clear
▲ 39°  /  ▼ 23°
Wind
3 mph WSW
Humidity
61%
Dew Point
24°
Pressure
29.58 inHg
Visibility
9 mi
UV Index
8.8
Cloud Cover
3%
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 clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3212 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
34 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
12 PM
33°
3%
1 PM
35°
4%
2 PM
35°
9%
3 PM
36°
10%
4 PM
34°
11%
5 PM
34°
13%
6 PM
33°
8%
7 PM
32°
8%
8 PM
31°
8%
9 PM
28°
8%
10 PM
28°
8%
11 PM
27°
11%
12 AM
27°
11%
1 AM
27°
12%
2 AM
26°
17%
3 AM
26°
18%
4 AM
26°
18%
5 AM
23°
28%
6 AM
23°
25%
7 AM
24°
25%
8 AM
26°
25%
9 AM
28°
26%
10 AM
29°
12%
7-Day Forecast
Today
39° 23°
Mostly Clear.
Tue
37° 23°
Mostly Clear with a 35% chance of rain.
Wed
37° 21°
Partly Cloudy.
Thu
33° 22°
Partly Cloudy with a 21% chance of rain.
Fri
35° 21°
Clear.
Sat
36° 21°
Clear with a 30% chance of rain.
Sun
36° 21°
Clear with a 31% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 3% 3 mph WSW 61%
12 PM 33° Clear 3% 3 mph SW 57%
1 PM 35° Mostly Clear 4% 2 mph SSW 54%
2 PM 35° Mostly Clear 9% 3 mph S 52%
3 PM 36° Mostly Clear 10% 3 mph S 50%
4 PM 34° Partly Cloudy 11% 3 mph S 52%
5 PM 34° Partly Cloudy 13% 3 mph S 56%
6 PM 33° Partly Cloudy 8% 3 mph S 62%
7 PM 32° Mostly Clear 8% 3 mph S 66%
8 PM 31° Mostly Clear 8% 4 mph S 68%
9 PM 28° Mostly Clear 8% 4 mph S 70%
10 PM 28° Mostly Clear 8% 4 mph S 73%
11 PM 27° Clear 11% 4 mph SSW 76%
12 AM 27° Clear 11% 3 mph SSW 78%
1 AM 27° Clear 12% 3 mph S 80%
2 AM 26° Mostly Clear 17% 3 mph S 81%
3 AM 26° Mostly Clear 18% 4 mph SSE 82%
4 AM 26° Mostly Clear 18% 4 mph SSE 84%
5 AM 23° Mostly Clear 28% 3 mph SSE 85%
6 AM 23° Clear 25% 2 mph SSE 86%
7 AM 24° Clear 25% 2 mph S 83%
8 AM 26° Clear 25% 2 mph S 78%
9 AM 28° Clear 26% 2 mph S 73%
10 AM 29° Clear 12% 3 mph SSE 67%
15-Day Forecast
Today
9/7
Mostly Clear
13%
23°
39°
Tue
9/8
Mostly Clear
35%
23°
37°
Wed
9/9
Partly Cloudy
7%
21°
37°
Thu
9/10
Partly Cloudy
21%
22°
33°
Fri
9/11
Clear
16%
21°
35°
Sat
9/12
Clear
30%
21°
36°
Sun
9/13
Clear
31%
21°
36°
Mon
9/14
Drizzle
42%
21°
35°
Tue
9/15
Rain
42%
22°
35°
Wed
9/16
Drizzle
51%
19°
34°
Thu
9/17
Drizzle
60%
19°
34°
Fri
9/18
Drizzle
60%
22°
33°
Sat
9/19
Drizzle
60%
21°
33°
Sun
9/20
Clear
25%
21°
33°
Mon
9/21
Drizzle
60%
21°
32°
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 6.2 µg/m³
O3
Ground-level ozone
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 34 Good 30 34
Wed 45 Good 33 45
Thu 43 Good 36 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, 15:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3303 J/kg
MLCAPE2871 J/kg
MUCAPE3936 J/kg
SBCIN-56 J/kg
MLCIN-41 J/kg
Lifted Index-6.3
Kinematics
0–6 km Shear7 kt
0–1 km Shear6 kt
Eff. Shear15 kt
0–1 km SRH15
0–3 km SRH36
Eff. SRH36
Storm Motion140° @ 17 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.9
Thermo & Levels
PWAT2.12 in
0–3 km LR6.9 °C/km
700–500 LR5.3 °C/km
Total Totals45.8
LCL907 hPa
LFC799 hPa
EL132 hPa
Freezing Lvl16,263 ft