Miller County, Arkansas, United States

Last updated: 2:58 PM CDT  ·  Refresh
38°C
Feels like 43°
Mostly Clear
▲ 39°  /  ▼ 26°
Wind
4 mph NNW
Humidity
41%
Dew Point
22°
Pressure
29.53 inHg
Visibility
10 mi
UV Index
9.2
Cloud Cover
16%
Sunrise
6:20 AM
Sunset
8:22 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Miller County is currently mostly clear at 38°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1714 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 8:22PM.

Alerts

No active alerts for this location.
67 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
3%
3 PM
39°
3%
4 PM
39°
3%
5 PM
39°
3%
6 PM
38°
3%
7 PM
37°
5%
8 PM
35°
5%
9 PM
32°
5%
10 PM
32°
8%
11 PM
31°
8%
12 AM
30°
8%
1 AM
29°
9%
2 AM
29°
9%
3 AM
29°
5%
4 AM
28°
5%
5 AM
26°
5%
6 AM
26°
3%
7 AM
27°
3%
8 AM
28°
3%
9 AM
31°
3%
10 AM
32°
3%
11 AM
32°
3%
12 PM
33°
3%
1 PM
34°
3%
7-Day Forecast
Today
39° 26°
Mostly Clear.
Wed
37° 26°
Clear.
Thu
36° 22°
Mostly Clear.
Fri
36° 24°
Partly Cloudy with a 30% chance of rain.
Sat
39° 24°
Clear with a 25% chance of rain.
Sun
40° 24°
Clear.
Mon
41° 24°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Mostly Clear 3% 4 mph NNW 41%
3 PM 39° Mostly Clear 3% 4 mph NNW 40%
4 PM 39° Mostly Clear 3% 4 mph N 41%
5 PM 39° Clear 3% 4 mph N 42%
6 PM 38° Clear 3% 4 mph N 45%
7 PM 37° Clear 5% 2 mph N 48%
8 PM 35° Clear 5% 2 mph NW 50%
9 PM 32° Clear 5% 3 mph W 52%
10 PM 32° Clear 8% 3 mph W 56%
11 PM 31° Clear 8% 3 mph W 60%
12 AM 30° Clear 8% 4 mph W 63%
1 AM 29° Clear 9% 4 mph W 65%
2 AM 29° Clear 9% 4 mph WNW 67%
3 AM 29° Clear 5% 5 mph NW 68%
4 AM 28° Clear 5% 5 mph NNW 71%
5 AM 26° Clear 5% 6 mph N 74%
6 AM 26° Clear 3% 7 mph NNE 77%
7 AM 27° Clear 3% 9 mph NNE 75%
8 AM 28° Mostly Clear 3% 10 mph NE 72%
9 AM 31° Mostly Clear 3% 12 mph NE 69%
10 AM 32° Mostly Clear 3% 11 mph NE 65%
11 AM 32° Clear 3% 11 mph NE 60%
12 PM 33° Clear 3% 11 mph NE 56%
1 PM 34° Clear 3% 11 mph NE 53%
15-Day Forecast
Today
7/21
Mostly Clear
8%
26°
39°
Wed
7/22
Clear
9%
26°
37°
Thu
7/23
Mostly Clear
6%
22°
36°
Fri
7/24
Partly Cloudy
30%
24°
36°
Sat
7/25
Clear
25%
24°
39°
Sun
7/26
Clear
9%
24°
40°
Mon
7/27
Clear
3%
24°
41°
Tue
7/28
Clear
25%
24°
41°
Wed
7/29
Drizzle
60%
24°
39°
Thu
7/30
Drizzle
60%
24°
39°
Fri
7/31
Clear
42%
23°
38°
Sat
8/1
Drizzle
60%
24°
39°
Sun
8/2
Drizzle
60%
24°
38°
Mon
8/3
Clear
25%
24°
38°
Tue
8/4
Drizzle
60%
23°
38°
67
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
67 AQI 17.7 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 67 Moderate 39 67
Thu 59 Moderate 38 59
Fri 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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Jul 21, 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
SBCAPE2599 J/kg
MLCAPE1519 J/kg
MUCAPE2599 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-4.2
Kinematics
0–6 km Shear13 kt
0–1 km Shear2 kt
Eff. Shear11 kt
0–1 km SRH-8
0–3 km SRH-28
Eff. SRH-28
Storm Motion328° @ 20 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.2
Thermo & Levels
PWAT1.85 in
0–3 km LR8.5 °C/km
700–500 LR5.3 °C/km
Total Totals44.1
LCL800 hPa
LFC1000 hPa
EL139 hPa
Freezing Lvl17,858 ft