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

Union Parish, Louisiana, United States

Last updated: 3:48 PM CDT  ·  Refresh
37°C
Feels like 41°
Partly Cloudy
▲ 37°  /  ▼ 23°
Wind
3 mph SW
Humidity
42%
Dew Point
21°
Pressure
29.75 inHg
Visibility
10 mi
UV Index
7.3
Cloud Cover
37%
Sunrise
6:52 AM
Sunset
7:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Union Parish is currently partly cloudy at 36°C. Precipitation is likely — peak probability 54% around 6 PM. Atmospheric instability is elevated (CAPE up to 2013 J/kg) — isolated convective development possible. Sunrise: 6:52AM · Sunset: 7:18PM.

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 7:00 PM
32 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
13%
4 PM
37°
53%
5 PM
37°
52%
6 PM
36°
54%
7 PM
33°
52%
8 PM
32°
37%
9 PM
29°
31%
10 PM
28°
21%
11 PM
28°
22%
12 AM
27°
14%
1 AM
27°
8%
2 AM
26°
9%
3 AM
26°
9%
4 AM
25°
5%
5 AM
23°
5%
6 AM
23°
5%
7 AM
24°
12%
8 AM
26°
22%
9 AM
28°
23%
10 AM
31°
30%
11 AM
32°
30%
12 PM
33°
36%
1 PM
34°
39%
2 PM
34°
44%
7-Day Forecast
Today
37° 23°
Partly Cloudy with a 54% chance of rain.
Mon
39° 23°
Rain, 50% chance.
Tue
38° 23°
Partly Cloudy.
Wed
38° 23°
Clear.
Thu
39° 23°
Clear.
Fri
39° 22°
Clear.
Sat
39° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 37° Partly Cloudy 13% 3 mph SW 42%
4 PM 37° Partly Cloudy 53% 1 mph SSW 41%
5 PM 37° Partly Cloudy 52% 3 mph S 46%
6 PM 36° Partly Cloudy 54% 5 mph N 53%
7 PM 33° Partly Cloudy 52% 4 mph ENE 61%
8 PM 32° Partly Cloudy 37% 4 mph SE 67%
9 PM 29° Partly Cloudy 31% 5 mph SSE 73%
10 PM 28° Partly Cloudy 21% 4 mph SSE 74%
11 PM 28° Partly Cloudy 22% 4 mph S 74%
12 AM 27° Partly Cloudy 14% 4 mph S 73%
1 AM 27° Partly Cloudy 8% 4 mph SSW 75%
2 AM 26° Partly Cloudy 9% 3 mph WSW 76%
3 AM 26° Partly Cloudy 9% 3 mph WSW 78%
4 AM 25° Partly Cloudy 5% 3 mph WSW 80%
5 AM 23° Mostly Clear 5% 3 mph WSW 82%
6 AM 23° Mostly Clear 5% 3 mph WSW 84%
7 AM 24° Mostly Clear 12% 3 mph WSW 81%
8 AM 26° Clear 22% 4 mph W 75%
9 AM 28° Clear 23% 5 mph W 70%
10 AM 31° Mostly Clear 30% 5 mph W 65%
11 AM 32° Mostly Clear 30% 4 mph W 61%
12 PM 33° Mostly Clear 36% 4 mph W 57%
1 PM 34° Mostly Clear 39% 4 mph WSW 57%
2 PM 34° Mostly Clear 44% 4 mph WSW 57%
15-Day Forecast
Today
9/13
Partly Cloudy
54%
23°
37°
Mon
9/14
Rain
50%
23°
39°
Tue
9/15
Partly Cloudy
18%
23°
38°
Wed
9/16
Clear
16%
23°
38°
Thu
9/17
Clear
9%
23°
39°
Fri
9/18
Clear
9%
22°
39°
Sat
9/19
Clear
9%
23°
39°
Sun
9/20
Clear
60%
20°
37°
Mon
9/21
Drizzle
60%
19°
35°
Tue
9/22
Drizzle
60%
17°
34°
Wed
9/23
Drizzle
60%
14°
33°
Thu
9/24
Drizzle
60%
19°
33°
Fri
9/25
Drizzle
60%
19°
33°
Sat
9/26
Drizzle
60%
18°
33°
Sun
9/27
Clear
25%
18°
34°
32
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
32 AQI 5.7 µg/m³
O3
Ground-level ozone
Dominant
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 32 Good 32 32
Tue 35 Good 35 32
Wed 38 Good 38 38
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 Sun Sep 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
SBCAPE2596 J/kg
MLCAPE1928 J/kg
MUCAPE2596 J/kg
SBCIN0 J/kg
MLCIN-7 J/kg
Lifted Index-6.1
Kinematics
0–6 km Shear8 kt
0–1 km Shear1 kt
Eff. Shear7 kt
0–1 km SRH2
0–3 km SRH0
Eff. SRH0
Storm Motion128° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.6
Thermo & Levels
PWAT2.14 in
0–3 km LR8.7 °C/km
700–500 LR5.6 °C/km
Total Totals50.1
LCL812 hPa
LFC1007 hPa
EL144 hPa
Freezing Lvl15,919 ft