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 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

Columbia County, Arkansas, United States

Last updated: 1:02 PM CDT  ·  Refresh
35°C
Feels like 39°
Clear
▲ 38°  /  ▼ 23°
Wind
2 mph SSE
Humidity
44%
Dew Point
22°
Pressure
29.61 inHg
Visibility
10 mi
UV Index
9.2
Cloud Cover
3%
Sunrise
6:51 AM
Sunset
7:29 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Columbia County is currently clear at 35°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1953 J/kg) — isolated convective development possible. Sunrise: 6:51AM · Sunset: 7:29PM.

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
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
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
35°
3%
2 PM
38°
10%
3 PM
38°
13%
4 PM
38°
13%
5 PM
37°
13%
6 PM
36°
13%
7 PM
34°
13%
8 PM
33°
16%
9 PM
32°
13%
10 PM
29°
14%
11 PM
28°
29%
12 AM
27°
9%
1 AM
27°
5%
2 AM
27°
5%
3 AM
26°
5%
4 AM
26°
5%
5 AM
25°
5%
6 AM
23°
5%
7 AM
23°
5%
8 AM
24°
12%
9 AM
26°
12%
10 AM
31°
10%
11 AM
32°
21%
12 PM
34°
24%
7-Day Forecast
Today
38° 23°
Mostly Clear.
Tue
41° 23°
Clear with a 25% chance of rain.
Wed
39° 22°
Mostly Clear.
Thu
37° 23°
Mostly Cloudy with a 44% chance of rain.
Fri
38° 18°
Clear.
Sat
39° 19°
Clear.
Sun
39° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 35° Clear 3% 2 mph SSE 44%
2 PM 38° Clear 10% 3 mph SSE 39%
3 PM 38° Mostly Clear 13% 2 mph SE 38%
4 PM 38° Mostly Clear 13% 3 mph SE 37%
5 PM 37° Mostly Clear 13% 3 mph SE 38%
6 PM 36° Mostly Clear 13% 4 mph SSE 41%
7 PM 34° Mostly Clear 13% 3 mph SSE 43%
8 PM 33° Mostly Clear 16% 3 mph SE 46%
9 PM 32° Mostly Clear 13% 3 mph ESE 49%
10 PM 29° Partly Cloudy 14% 6 mph E 53%
11 PM 28° Partly Cloudy 29% 4 mph ESE 56%
12 AM 27° Mostly Clear 9% 3 mph ESE 59%
1 AM 27° Clear 5% 3 mph E 61%
2 AM 27° Clear 5% 3 mph E 62%
3 AM 26° Clear 5% 3 mph ESE 63%
4 AM 26° Clear 5% 3 mph ESE 64%
5 AM 25° Clear 5% 2 mph E 66%
6 AM 23° Clear 5% 2 mph E 67%
7 AM 23° Clear 5% 2 mph E 68%
8 AM 24° Clear 12% 2 mph E 66%
9 AM 26° Clear 12% 2 mph ESE 64%
10 AM 31° Clear 10% 2 mph ESE 61%
11 AM 32° Clear 21% 2 mph SE 57%
12 PM 34° Clear 24% 3 mph SSE 53%
15-Day Forecast
Today
9/7
Mostly Clear
14%
23°
38°
Tue
9/8
Clear
25%
23°
41°
Wed
9/9
Mostly Clear
14%
22°
39°
Thu
9/10
Mostly Cloudy
44%
23°
37°
Fri
9/11
Clear
19%
18°
38°
Sat
9/12
Clear
19%
19°
39°
Sun
9/13
Clear
19%
20°
39°
Mon
9/14
Drizzle
60%
20°
38°
Tue
9/15
Clear
60%
22°
38°
Wed
9/16
Drizzle
60%
17°
37°
Thu
9/17
Drizzle
60%
14°
37°
Fri
9/18
Drizzle
60%
20°
34°
Sat
9/19
Drizzle
60%
19°
34°
Sun
9/20
Drizzle
60%
19°
34°
Mon
9/21
Drizzle
60%
19°
34°
52
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
52 AQI 9.5 µg/m³
O3
Ground-level ozone
45 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 52 Moderate 45 52
Wed 52 Moderate 38 52
Thu 52 Moderate 44 52
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, 16:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2789 J/kg
MLCAPE1945 J/kg
MUCAPE2789 J/kg
SBCIN-10 J/kg
MLCIN-63 J/kg
Lifted Index-6.0
Kinematics
0–6 km Shear7 kt
0–1 km Shear5 kt
Eff. Shear9 kt
0–1 km SRH13
0–3 km SRH9
Eff. SRH9
Storm Motion69° @ 20 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.9
Thermo & Levels
PWAT2.07 in
0–3 km LR8.2 °C/km
700–500 LR5.5 °C/km
Total Totals47.5
LCL835 hPa
LFC805 hPa
EL148 hPa
Freezing Lvl15,407 ft