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: 2:44 PM CDT  ·  Refresh
37°C
Feels like 41°
Clear
▲ 38°  /  ▼ 22°
Wind
3 mph S
Humidity
41%
Dew Point
22°
Pressure
29.58 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
8%
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 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2104 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
37°
5%
3 PM
38°
13%
4 PM
37°
13%
5 PM
37°
13%
6 PM
36°
13%
7 PM
33°
22%
8 PM
32°
26%
9 PM
29°
26%
10 PM
28°
13%
11 PM
28°
17%
12 AM
27°
17%
1 AM
27°
17%
2 AM
26°
5%
3 AM
26°
5%
4 AM
25°
5%
5 AM
23°
3%
6 AM
22°
3%
7 AM
23°
9%
8 AM
25°
12%
9 AM
31°
12%
10 AM
32°
23%
11 AM
33°
24%
12 PM
34°
29%
1 PM
37°
29%
7-Day Forecast
Today
38° 22°
Mostly Clear with a 26% chance of rain.
Tue
41° 22°
Mostly Clear with a 33% chance of rain.
Wed
38° 22°
Mostly Clear.
Thu
36° 23°
Overcast with a 52% chance of rain.
Fri
37° 18°
Clear.
Sat
39° 19°
Clear.
Sun
38° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 37° Clear 5% 3 mph S 41%
3 PM 38° Mostly Clear 13% 3 mph S 37%
4 PM 37° Mostly Clear 13% 3 mph SSE 38%
5 PM 37° Mostly Clear 13% 4 mph S 40%
6 PM 36° Mostly Clear 13% 4 mph S 42%
7 PM 33° Mostly Clear 22% 2 mph S 46%
8 PM 32° Mostly Clear 26% 2 mph ENE 50%
9 PM 29° Partly Cloudy 26% 4 mph ENE 56%
10 PM 28° Partly Cloudy 13% 4 mph E 60%
11 PM 28° Partly Cloudy 17% 3 mph E 62%
12 AM 27° Mostly Clear 17% 3 mph E 65%
1 AM 27° Mostly Clear 17% 4 mph ESE 67%
2 AM 26° Clear 5% 3 mph ESE 68%
3 AM 26° Clear 5% 3 mph E 69%
4 AM 25° Clear 5% 3 mph E 70%
5 AM 23° Clear 3% 2 mph E 71%
6 AM 22° Clear 3% 2 mph ENE 72%
7 AM 23° Clear 9% 2 mph E 71%
8 AM 25° Clear 12% 2 mph E 66%
9 AM 31° Clear 12% 2 mph SSE 61%
10 AM 32° Clear 23% 2 mph S 58%
11 AM 33° Clear 24% 2 mph S 54%
12 PM 34° Clear 29% 3 mph S 50%
1 PM 37° Mostly Clear 29% 3 mph SE 50%
15-Day Forecast
Today
9/7
Mostly Clear
26%
22°
38°
Tue
9/8
Mostly Clear
33%
22°
41°
Wed
9/9
Mostly Clear
14%
22°
38°
Thu
9/10
Overcast
52%
23°
36°
Fri
9/11
Clear
19%
18°
37°
Sat
9/12
Clear
9%
19°
39°
Sun
9/13
Clear
19%
20°
38°
Mon
9/14
Clear
60%
20°
38°
Tue
9/15
Drizzle
60%
21°
38°
Wed
9/16
Drizzle
60%
17°
37°
Thu
9/17
Drizzle
60%
14°
34°
Fri
9/18
Drizzle
60%
18°
33°
Sat
9/19
Drizzle
60%
18°
33°
Sun
9/20
Clear
60%
17°
32°
Mon
9/21
Clear
25%
17°
33°
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, 18:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2656 J/kg
MLCAPE2013 J/kg
MUCAPE2656 J/kg
SBCIN0 J/kg
MLCIN-19 J/kg
Lifted Index-6.0
Kinematics
0–6 km Shear8 kt
0–1 km Shear4 kt
Eff. Shear12 kt
0–1 km SRH-6
0–3 km SRH-15
Eff. SRH-15
Storm Motion59° @ 20 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.5
Thermo & Levels
PWAT2.05 in
0–3 km LR8.6 °C/km
700–500 LR5.7 °C/km
Total Totals48.3
LCL809 hPa
LFC1002 hPa
EL152 hPa
Freezing Lvl15,597 ft