Red Flag Warning — 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 1:00 a. m. Wind 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 1:00 a. m.

Union County, Arkansas, United States

Last updated: 7:56 p. m. CDT  ·  Refresh
27°C
Feels like 27°
Clear
▲ 33°  /  ▼ 17°
Wind
4 mph SSW
Humidity
43%
Dew Point
12°
Pressure
29,75 inHg
Visibility
10 mi
UV Index
0,0
Cloud Cover
0%
Sunrise
7:14 a. m.
Sunset
6:36 p. m.
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Union County is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:14A. M. · Sunset: 6:36P. M..

Alerts

Red Flag Warning
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 1:00 a. m.
Wind 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 1:00 a. m.
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
3%
8 p. m.
26°
3%
9 p. m.
24°
3%
10 p. m.
23°
3%
11 p. m.
22°
3%
12 a. m.
21°
3%
1 a. m.
21°
3%
2 a. m.
20°
3%
3 a. m.
19°
3%
4 a. m.
20°
3%
5 a. m.
17°
3%
6 a. m.
17°
3%
7 a. m.
17°
3%
8 a. m.
16°
3%
9 a. m.
18°
14%
10 a. m.
17°
14%
11 a. m.
17°
14%
12 p. m.
17°
13%
1 p. m.
21°
13%
2 p. m.
23°
13%
3 p. m.
23°
12%
4 p. m.
22°
12%
5 p. m.
19°
12%
6 p. m.
18°
12%
7-Day Forecast
Tonight
33° 17°
Clear.
Fri
28° 11°
Mostly Cloudy.
Sat
22° 6°
Clear.
Sun
24° 4°
Clear.
Mon
27° 7°
Partly Cloudy.
Tue
29° 6°
Clear.
Wed
31° 7°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 3% 4 mph SSW 43%
8 p. m. 26° Clear 3% 4 mph SSW 46%
9 p. m. 24° Clear 3% 4 mph S 50%
10 p. m. 23° Clear 3% 4 mph SSW 53%
11 p. m. 22° Clear 3% 4 mph SSW 56%
12 a. m. 21° Clear 3% 4 mph SW 59%
1 a. m. 21° Clear 3% 4 mph WSW 63%
2 a. m. 20° Clear 3% 4 mph W 67%
3 a. m. 19° Clear 3% 5 mph NW 70%
4 a. m. 20° Partly Cloudy 3% 7 mph NNW 74%
5 a. m. 17° Partly Cloudy 3% 10 mph NNW 76%
6 a. m. 17° Overcast 3% 12 mph NNW 76%
7 a. m. 17° Mostly Cloudy 3% 13 mph N 69%
8 a. m. 16° Mostly Cloudy 3% 14 mph N 63%
9 a. m. 18° Mostly Cloudy 14% 14 mph N 57%
10 a. m. 17° Partly Cloudy 14% 14 mph N 52%
11 a. m. 17° Partly Cloudy 14% 14 mph N 46%
12 p. m. 17° Partly Cloudy 13% 14 mph N 40%
1 p. m. 21° Partly Cloudy 13% 14 mph N 35%
2 p. m. 23° Partly Cloudy 13% 14 mph N 31%
3 p. m. 23° Partly Cloudy 12% 14 mph N 28%
4 p. m. 22° Partly Cloudy 12% 13 mph N 29%
5 p. m. 19° Partly Cloudy 12% 13 mph N 31%
6 p. m. 18° Mostly Clear 12% 12 mph N 32%
15-Day Forecast
Today
10/15
Clear
3%
17°
33°
Fri
10/16
Mostly Cloudy
13%
11°
28°
Sat
10/17
Clear
3%
6°
22°
Sun
10/18
Clear
3%
4°
24°
Mon
10/19
Partly Cloudy
3%
7°
27°
Tue
10/20
Clear
3%
6°
29°
Wed
10/21
Clear
3%
7°
31°
Thu
10/22
Clear
3%
9°
31°
Fri
10/23
Clear
35%
10°
31°
Sat
10/24
Drizzle
35%
11°
31°
Sun
10/25
Mostly Cloudy
32%
11°
29°
Mon
10/26
Clear
25%
13°
29°
Tue
10/27
Clear
60%
13°
28°
Wed
10/28
Drizzle
60%
12°
27°
Thu
10/29
Drizzle
60%
13°
27°
48
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
48 AQI 8.7 µg/m³
O3
Ground-level ozone
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 47 48
Sat 31 Good 31 31
Sun 30 Good 30 23
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid jue. oct. 15, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE3 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index7.5
Kinematics
0–6 km Shear11 kt
0–1 km Shear2 kt
Eff. Shear—
0–1 km SRH10
0–3 km SRH-10
Eff. SRH—
Storm Motion248° @ 20 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index9.6
Thermo & Levels
PWAT0.78 in
0–3 km LR5.8 °C/km
700–500 LR5.8 °C/km
Total Totals35.1
LCL799 hPa
LFC—
EL—
Freezing Lvl15,243 ft