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: 11:44 AM CDT  ·  Refresh
33°C
Feels like 37°
Clear
▲ 39°  /  ▼ 23°
Wind
2 mph ENE
Humidity
52%
Dew Point
23°
Pressure
29.62 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
2%
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 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1701 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
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
11%
12 PM
34°
11%
1 PM
37°
12%
2 PM
38°
15%
3 PM
38°
15%
4 PM
38°
15%
5 PM
36°
15%
6 PM
34°
16%
7 PM
33°
16%
8 PM
31°
16%
9 PM
29°
16%
10 PM
28°
8%
11 PM
27°
8%
12 AM
27°
5%
1 AM
26°
5%
2 AM
26°
5%
3 AM
26°
5%
4 AM
25°
5%
5 AM
23°
5%
6 AM
23°
5%
7 AM
24°
11%
8 AM
26°
21%
9 AM
31°
22%
10 AM
32°
30%
7-Day Forecast
Today
39° 23°
Mostly Clear.
Tue
41° 23°
Mostly Clear with a 33% chance of rain.
Wed
39° 21°
Mostly Clear.
Thu
37° 21°
Mostly Cloudy with a 37% chance of rain.
Fri
38° 18°
Rain, 30% chance.
Sat
39° 19°
Rain, 29% chance.
Sun
39° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 11% 2 mph ENE 52%
12 PM 34° Clear 11% 3 mph ESE 43%
1 PM 37° Clear 12% 3 mph SE 40%
2 PM 38° Mostly Clear 15% 3 mph ESE 38%
3 PM 38° Mostly Clear 15% 3 mph SE 37%
4 PM 38° Mostly Clear 15% 4 mph SE 39%
5 PM 36° Mostly Clear 15% 4 mph SE 42%
6 PM 34° Mostly Clear 16% 4 mph SE 44%
7 PM 33° Mostly Clear 16% 3 mph ESE 48%
8 PM 31° Mostly Clear 16% 3 mph ESE 50%
9 PM 29° Mostly Clear 16% 4 mph E 53%
10 PM 28° Partly Cloudy 8% 4 mph E 56%
11 PM 27° Partly Cloudy 8% 4 mph ESE 60%
12 AM 27° Mostly Clear 5% 4 mph ESE 63%
1 AM 26° Clear 5% 4 mph ESE 65%
2 AM 26° Clear 5% 4 mph ESE 66%
3 AM 26° Clear 5% 3 mph ESE 67%
4 AM 25° Clear 5% 3 mph ESE 68%
5 AM 23° Clear 5% 3 mph ESE 70%
6 AM 23° Clear 5% 3 mph ESE 71%
7 AM 24° Clear 11% 2 mph ESE 68%
8 AM 26° Clear 21% 2 mph ESE 64%
9 AM 31° Clear 22% 2 mph SE 60%
10 AM 32° Clear 30% 3 mph SE 55%
15-Day Forecast
Today
9/7
Mostly Clear
16%
23°
39°
Tue
9/8
Mostly Clear
33%
23°
41°
Wed
9/9
Mostly Clear
12%
21°
39°
Thu
9/10
Mostly Cloudy
37%
21°
37°
Fri
9/11
Rain
30%
18°
38°
Sat
9/12
Rain
29%
19°
39°
Sun
9/13
Clear
17%
20°
39°
Mon
9/14
Drizzle
43%
19°
38°
Tue
9/15
Rain
68%
20°
38°
Wed
9/16
Drizzle
51%
14°
36°
Thu
9/17
Drizzle
60%
15°
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
46 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 52 Moderate 46 52
Wed 53 Moderate 40 53
Thu 52 Moderate 41 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, 15:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2358 J/kg
MLCAPE1264 J/kg
MUCAPE2358 J/kg
SBCIN-236 J/kg
MLCIN-70 J/kg
Lifted Index-5.7
Kinematics
0–6 km Shear7 kt
0–1 km Shear6 kt
Eff. Shear8 kt
0–1 km SRH17
0–3 km SRH11
Eff. SRH11
Storm Motion75° @ 20 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.4
Thermo & Levels
PWAT1.97 in
0–3 km LR7.4 °C/km
700–500 LR5.6 °C/km
Total Totals49.7
LCL866 hPa
LFC779 hPa
EL158 hPa
Freezing Lvl15,846 ft