Heat Advisory — Cleburne, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR 8:00 PM

Grant County, Arkansas, United States

Last updated: 4:50 PM CDT  ·  Refresh
93°F
Feels like 101°
Mostly Clear
▲ 96°  /  ▼ 71°
Wind
5 mph N
Humidity
49%
Dew Point
69°
Pressure
29.66 inHg
Visibility
10 mi
UV Index
6.1
Cloud Cover
27%
Sunrise
6:51 AM
Sunset
7:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Grant County is currently mostly clear at 93°F. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2085 J/kg) — isolated convective development possible. Sunrise: 6:51AM · Sunset: 7:18PM.

Alerts

Heat Advisory
Cleburne, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR
Expires 8:00 PM
47 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
93°
10%
5 PM
92°
34%
6 PM
90°
33%
7 PM
86°
33%
8 PM
84°
16%
9 PM
80°
16%
10 PM
79°
16%
11 PM
78°
9%
12 AM
77°
8%
1 AM
77°
8%
2 AM
75°
8%
3 AM
74°
8%
4 AM
74°
8%
5 AM
72°
8%
6 AM
72°
5%
7 AM
74°
20%
8 AM
77°
20%
9 AM
80°
20%
10 AM
82°
21%
11 AM
86°
30%
12 PM
88°
30%
1 PM
94°
33%
2 PM
94°
29%
3 PM
94°
29%
7-Day Forecast
Today
96° 71°
Mostly Clear with a 33% chance of rain.
Mon
101° 72°
Mostly Clear with a 32% chance of rain.
Tue
101° 74°
Clear.
Wed
99° 74°
Mostly Clear.
Thu
100° 73°
Clear.
Fri
101° 71°
Mostly Clear.
Sat
100° 72°
Mostly Clear with a 24% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 93° Mostly Clear 10% 5 mph N 49%
5 PM 92° Mostly Cloudy 34% 6 mph N 54%
6 PM 90° Partly Cloudy 33% 5 mph N 59%
7 PM 86° Partly Cloudy 33% 4 mph NNE 64%
8 PM 84° Partly Cloudy 16% 3 mph NE 68%
9 PM 80° Partly Cloudy 16% 4 mph E 72%
10 PM 79° Partly Cloudy 16% 4 mph ENE 74%
11 PM 78° Partly Cloudy 9% 3 mph E 75%
12 AM 77° Partly Cloudy 8% 3 mph ENE 76%
1 AM 77° Mostly Clear 8% 3 mph NE 78%
2 AM 75° Mostly Clear 8% 3 mph NE 80%
3 AM 74° Mostly Clear 8% 2 mph NE 83%
4 AM 74° Mostly Clear 8% 2 mph NE 84%
5 AM 72° Mostly Clear 8% 2 mph NE 84%
6 AM 72° Mostly Clear 5% 2 mph NE 85%
7 AM 74° Mostly Clear 20% 2 mph NE 81%
8 AM 77° Mostly Clear 20% 2 mph ENE 74%
9 AM 80° Mostly Clear 20% 2 mph ENE 69%
10 AM 82° Mostly Clear 21% 2 mph ENE 64%
11 AM 86° Mostly Clear 30% 3 mph E 60%
12 PM 88° Mostly Clear 30% 3 mph E 56%
1 PM 94° Mostly Clear 33% 3 mph E 54%
2 PM 94° Partly Cloudy 29% 3 mph E 53%
3 PM 94° Partly Cloudy 29% 3 mph ESE 52%
15-Day Forecast
Today
9/13
Mostly Clear
33%
71°
96°
Mon
9/14
Mostly Clear
32%
72°
101°
Tue
9/15
Clear
12%
74°
101°
Wed
9/16
Mostly Clear
14%
74°
99°
Thu
9/17
Clear
11%
73°
100°
Fri
9/18
Mostly Clear
11%
71°
101°
Sat
9/19
Mostly Clear
24%
72°
100°
Sun
9/20
Mostly Clear
49%
69°
94°
Mon
9/21
Drizzle
60%
67°
92°
Tue
9/22
Drizzle
64%
63°
90°
Wed
9/23
Drizzle
67%
58°
86°
Thu
9/24
Drizzle
60%
65°
89°
Fri
9/25
Drizzle
60%
64°
88°
Sat
9/26
Clear
25%
64°
89°
Sun
9/27
Drizzle
60%
64°
90°
47
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
47 AQI 8.4 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 47 Good 40 47
Tue 47 Good 44 47
Wed 53 Moderate 35 53
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 Sun Sep 13, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1542 J/kg
MLCAPE810 J/kg
MUCAPE1575 J/kg
SBCIN-79 J/kg
MLCIN-104 J/kg
Lifted Index-4.7
Kinematics
0–6 km Shear8 kt
0–1 km Shear2 kt
Eff. Shear2 kt
0–1 km SRH-7
0–3 km SRH-20
Eff. SRH-20
Storm Motion79° @ 15 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.4
Thermo & Levels
PWAT1.98 in
0–3 km LR7.7 °C/km
700–500 LR6.2 °C/km
Total Totals50.5
LCL826 hPa
LFC782 hPa
EL167 hPa
Freezing Lvl15,676 ft