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

Marion County, Texas, 75657, United States

Last updated: 3:51 PM CDT  ·  Refresh
37°C
Feels like 41°
Mostly Clear
▲ 37°  /  ▼ 22°
Wind
5 mph S
Humidity
37%
Dew Point
21°
Pressure
29,69 inHg
Visibility
10 mi
UV Index
7,7
Cloud Cover
18%
Sunrise
6:59 AM
Sunset
7:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marion County is currently mostly clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1845 J/kg) — isolated convective development possible. Sunrise: 6:59AM · Sunset: 7:26PM.

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
39 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
7%
4 PM
37°
28%
5 PM
37°
28%
6 PM
34°
31%
7 PM
33°
41%
8 PM
32°
40%
9 PM
29°
20%
10 PM
28°
16%
11 PM
28°
8%
12 AM
27°
3%
1 AM
26°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
25°
5%
5 AM
23°
5%
6 AM
22°
5%
7 AM
23°
12%
8 AM
25°
12%
9 AM
28°
12%
10 AM
31°
20%
11 AM
32°
21%
12 PM
33°
21%
1 PM
34°
21%
2 PM
33°
22%
7-Day Forecast
Today
37° 22°
Mostly Clear with a 31% chance of rain.
Mon
39° 22°
Mostly Clear with a 25% chance of rain.
Tue
39° 23°
Clear.
Wed
37° 24°
Clear.
Thu
38° 22°
Clear.
Fri
39° 22°
Clear.
Sat
39° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 7% 5 mph S 37%
4 PM 37° Mostly Clear 28% 4 mph S 39%
5 PM 37° Partly Cloudy 28% 5 mph S 45%
6 PM 34° Partly Cloudy 31% 7 mph SSE 51%
7 PM 33° Partly Cloudy 41% 6 mph SSE 54%
8 PM 32° Partly Cloudy 40% 7 mph SSE 56%
9 PM 29° Partly Cloudy 20% 7 mph SSE 58%
10 PM 28° Partly Cloudy 16% 6 mph S 62%
11 PM 28° Partly Cloudy 8% 5 mph S 65%
12 AM 27° Partly Cloudy 3% 4 mph SSW 70%
1 AM 26° Partly Cloudy 3% 4 mph SSW 74%
2 AM 26° Partly Cloudy 3% 4 mph SSW 77%
3 AM 26° Partly Cloudy 3% 4 mph SSW 80%
4 AM 25° Mostly Clear 5% 3 mph SW 82%
5 AM 23° Mostly Clear 5% 3 mph SSW 84%
6 AM 22° Clear 5% 3 mph SSW 86%
7 AM 23° Clear 12% 3 mph SSW 81%
8 AM 25° Clear 12% 4 mph SW 73%
9 AM 28° Mostly Clear 12% 4 mph SW 66%
10 AM 31° Mostly Clear 20% 4 mph SW 62%
11 AM 32° Mostly Clear 21% 4 mph SW 58%
12 PM 33° Mostly Clear 21% 4 mph SSW 53%
1 PM 34° Mostly Clear 21% 5 mph SSW 54%
2 PM 33° Mostly Clear 22% 5 mph S 55%
15-Day Forecast
Today
9/13
Mostly Clear
31%
22°
37°
Mon
9/14
Mostly Clear
25%
22°
39°
Tue
9/15
Clear
16%
23°
39°
Wed
9/16
Clear
16%
24°
37°
Thu
9/17
Clear
9%
22°
38°
Fri
9/18
Clear
9%
22°
39°
Sat
9/19
Clear
19%
22°
39°
Sun
9/20
Clear
60%
21°
36°
Mon
9/21
Drizzle
60%
18°
35°
Tue
9/22
Drizzle
60%
16°
34°
Wed
9/23
Drizzle
60%
16°
33°
Thu
9/24
Clear
60%
20°
33°
Fri
9/25
Clear
25%
19°
33°
Sat
9/26
Drizzle
60%
19°
33°
Sun
9/27
Drizzle
60%
19°
33°
39
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
38 AQI 6.8 µg/m³
O3
Ground-level ozone
Dominant
39 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 39 Good 39 38
Tue 39 Good 39 32
Wed 37 Good 37 31
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 dim. sept. 13, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2574 J/kg
MLCAPE1285 J/kg
MUCAPE2574 J/kg
SBCIN0 J/kg
MLCIN-7 J/kg
Lifted Index-5.9
Kinematics
0–6 km Shear9 kt
0–1 km Shear1 kt
Eff. Shear7 kt
0–1 km SRH-2
0–3 km SRH4
Eff. SRH4
Storm Motion109° @ 14 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.8
Thermo & Levels
PWAT1.93 in
0–3 km LR9.0 °C/km
700–500 LR5.6 °C/km
Total Totals49.1
LCL796 hPa
LFC1005 hPa
EL144 hPa
Freezing Lvl16,276 ft