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

Nacogdoches County, Texas, United States

Last updated: 7:11 PM CDT  ·  Refresh
35°C
Feels like 39°
Mostly Clear
▲ 37°  /  ▼ 23°
Wind
9 mph S
Humidity
45%
Dew Point
21°
Pressure
29.49 inHg
Visibility
10 mi
UV Index
2.7
Cloud Cover
11%
Sunrise
6:41 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Nacogdoches County is currently mostly clear at 35°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2246 J/kg) — isolated convective development possible. Sunrise: 6:41AM · Sunset: 8:04PM.

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
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
35°
4%
8 PM
34°
3%
9 PM
33°
3%
10 PM
30°
3%
11 PM
29°
3%
12 AM
28°
3%
1 AM
27°
3%
2 AM
27°
3%
3 AM
26°
3%
4 AM
26°
3%
5 AM
25°
3%
6 AM
23°
3%
7 AM
23°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
28°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
32°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
38°
3%
6 PM
36°
3%
7-Day Forecast
Tonight
37° 23°
Mostly Clear.
Thu
39° 23°
Clear.
Fri
39° 22°
Partly Cloudy.
Sat
40° 22°
Mostly Clear.
Sun
41° 24°
Clear.
Mon
40° 26°
Clear.
Tue
40° 23°
Mostly Clear with a 21% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 35° Mostly Clear 4% 9 mph S 45%
8 PM 34° Clear 3% 9 mph S 51%
9 PM 33° Clear 3% 9 mph S 59%
10 PM 30° Clear 3% 10 mph S 67%
11 PM 29° Clear 3% 9 mph S 72%
12 AM 28° Clear 3% 8 mph S 77%
1 AM 27° Clear 3% 8 mph S 82%
2 AM 27° Clear 3% 8 mph S 85%
3 AM 26° Clear 3% 8 mph SSW 88%
4 AM 26° Clear 3% 7 mph SSW 90%
5 AM 25° Mostly Clear 3% 7 mph SSW 92%
6 AM 23° Mostly Clear 3% 7 mph SSW 92%
7 AM 23° Mostly Clear 3% 8 mph SSW 91%
8 AM 26° Mostly Clear 3% 9 mph SSW 81%
9 AM 27° Mostly Clear 3% 11 mph SW 70%
10 AM 28° Clear 3% 11 mph SW 60%
11 AM 30° Clear 3% 11 mph SSW 52%
12 PM 31° Clear 3% 11 mph SSW 46%
1 PM 32° Clear 3% 10 mph SSW 40%
2 PM 37° Clear 3% 10 mph SSW 38%
3 PM 37° Clear 3% 10 mph SSW 36%
4 PM 37° Clear 3% 10 mph SSW 35%
5 PM 38° Clear 3% 10 mph S 36%
6 PM 36° Clear 3% 10 mph S 37%
15-Day Forecast
Today
8/12
Mostly Clear
4%
23°
37°
Thu
8/13
Clear
3%
23°
39°
Fri
8/14
Partly Cloudy
5%
22°
39°
Sat
8/15
Mostly Clear
3%
22°
40°
Sun
8/16
Clear
7%
24°
41°
Mon
8/17
Clear
7%
26°
40°
Tue
8/18
Mostly Clear
21%
23°
40°
Wed
8/19
Mostly Clear
21%
24°
41°
Thu
8/20
Partly Cloudy
35%
22°
41°
Fri
8/21
Partly Cloudy
11%
22°
42°
Sat
8/22
Drizzle
60%
22°
42°
Sun
8/23
Drizzle
60%
24°
40°
Mon
8/24
Drizzle
60%
24°
39°
Tue
8/25
Drizzle
60%
24°
39°
Wed
8/26
Drizzle
60%
24°
38°
30
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
22 AQI 4.0 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 30 Good 30 22
Fri 44 Good 33 44
Sat 61 Moderate 29 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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Wed Aug 12, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2327 J/kg
MLCAPE2106 J/kg
MUCAPE2327 J/kg
SBCIN-32 J/kg
MLCIN0 J/kg
Lifted Index-5.0
Kinematics
0–6 km Shear7 kt
0–1 km Shear5 kt
Eff. Shear5 kt
0–1 km SRH6
0–3 km SRH48
Eff. SRH48
Storm Motion2° @ 6 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.0
Thermo & Levels
PWAT1.90 in
0–3 km LR8.1 °C/km
700–500 LR5.8 °C/km
Total Totals49.3
LCL818 hPa
LFC785 hPa
EL156 hPa
Freezing Lvl16,227 ft