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 8:00 PM

Columbia County, Arkansas, United States

Last updated: 4:32 AM CDT  ·  Refresh
26°C
Feels like 28°
Clear
▲ 37°  /  ▼ 25°
Wind
4 mph SW
Humidity
75%
Dew Point
22°
Pressure
29.53 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
2%
Sunrise
6:23 AM
Sunset
8:15 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Columbia County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 980 J/kg) — isolated convective development possible. Sunrise: 6:23AM · Sunset: 8:15PM.

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 8:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
3%
5 AM
23°
19%
6 AM
23°
20%
7 AM
24°
20%
8 AM
27°
20%
9 AM
29°
14%
10 AM
31°
14%
11 AM
32°
14%
12 PM
34°
14%
1 PM
36°
3%
2 PM
36°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
37°
3%
6 PM
36°
3%
7 PM
34°
3%
8 PM
33°
3%
9 PM
31°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
28°
3%
1 AM
28°
3%
2 AM
28°
3%
3 AM
27°
3%
7-Day Forecast
Today
37° 25°
Partly Cloudy with a 20% chance of rain.
Wed
38° 26°
Mostly Cloudy with a 30% chance of rain.
Thu
34° 24°
Drizzle, 49% chance.
Fri
37° 24°
Overcast.
Sat
37° 22°
Clear.
Sun
34° 21°
Mostly Clear.
Mon
37° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 3% 4 mph SW 75%
5 AM 23° Clear 19% 5 mph SW 75%
6 AM 23° Clear 20% 5 mph SW 76%
7 AM 24° Clear 20% 6 mph WSW 73%
8 AM 27° Clear 20% 7 mph WSW 68%
9 AM 29° Clear 14% 7 mph W 63%
10 AM 31° Mostly Clear 14% 7 mph W 58%
11 AM 32° Partly Cloudy 14% 6 mph W 51%
12 PM 34° Partly Cloudy 14% 6 mph WSW 45%
1 PM 36° Partly Cloudy 3% 5 mph WSW 42%
2 PM 36° Partly Cloudy 3% 5 mph WSW 40%
3 PM 37° Partly Cloudy 3% 4 mph SW 39%
4 PM 37° Partly Cloudy 3% 4 mph SW 40%
5 PM 37° Partly Cloudy 3% 4 mph SW 41%
6 PM 36° Mostly Cloudy 3% 4 mph SW 43%
7 PM 34° Mostly Cloudy 3% 4 mph SSW 45%
8 PM 33° Mostly Cloudy 3% 4 mph SSW 48%
9 PM 31° Partly Cloudy 3% 4 mph SSW 51%
10 PM 29° Partly Cloudy 3% 5 mph SSW 53%
11 PM 28° Partly Cloudy 3% 5 mph SW 54%
12 AM 28° Partly Cloudy 3% 5 mph SW 54%
1 AM 28° Partly Cloudy 3% 5 mph SW 55%
2 AM 28° Partly Cloudy 3% 5 mph SW 57%
3 AM 27° Partly Cloudy 3% 5 mph SW 58%
15-Day Forecast
Today
7/28
Partly Cloudy
20%
25°
37°
Wed
7/29
Mostly Cloudy
30%
26°
38°
Thu
7/30
Drizzle
49%
24°
34°
Fri
7/31
Overcast
17%
24°
37°
Sat
8/1
Clear
15%
22°
37°
Sun
8/2
Mostly Clear
15%
21°
34°
Mon
8/3
Clear
15%
21°
37°
Tue
8/4
Mostly Clear
34%
23°
37°
Wed
8/5
Rain
66%
23°
38°
Thu
8/6
Mostly Clear
47%
23°
36°
Fri
8/7
Drizzle
60%
24°
37°
Sat
8/8
Drizzle
60%
24°
37°
Sun
8/9
Drizzle
60%
24°
36°
Mon
8/10
Drizzle
60%
24°
37°
Tue
8/11
Drizzle
60%
24°
38°
53
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
53 AQI 10.2 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 34 53
Wed 53 Moderate 34 53
Thu 57 Moderate 34 57
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 Tue Jul 28, 08:00'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
MLCAPE65 J/kg
MUCAPE242 J/kg
SBCIN-2798 J/kg
MLCIN0 J/kg
Lifted Index1.0
Kinematics
0–6 km Shear9 kt
0–1 km Shear11 kt
Eff. Shear—
0–1 km SRH30
0–3 km SRH11
Eff. SRH—
Storm Motion277° @ 17 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index24.4
Thermo & Levels
PWAT1.57 in
0–3 km LR4.5 °C/km
700–500 LR5.2 °C/km
Total Totals41.2
LCL949 hPa
LFC—
EL—
Freezing Lvl17,425 ft