Heat Advisory — Newton County Higher Elevations, AR, Boone County Higher Elevations, AR, Johnson County Higher Elevations, AR, Pope County Higher Elevations, AR, Van Buren County Higher Elevations, AR, Eastern, Central, and Southern Searcy County Higher Elevations, AR, Marion, AR, Baxter, AR, Fulton, AR, Sharp, AR, Randolph, AR, Stone, AR, Izard, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Garland, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Pike, AR, Clark, AR, Hot Spring, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Dallas, AR, Cleveland, AR, Lincoln, AR, Desha, AR, Ouachita, AR, Calhoun, AR, Bradley, AR, Drew, AR, Boone County Except Southwest, AR, Searcy County Lower Elevations, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northern Scott County, AR, Northwest Yell County, AR, Polk County Lower Elevations, AR, Central and Eastern Montgomery County, AR, Newton County Lower Elevations, AR, Northwest Searcy County Higher Elevations, AR, Southern and Eastern Logan County, AR, Central and Southern Scott County, AR, Yell Excluding Northwest, AR, Northern Polk County Higher Elevations, AR, Northern Montgomery County Higher Elevations, AR, Southeast Polk County Higher Elevations, AR, Southwest Montgomery County Higher Elevations, AR 9:00 PM Extreme Heat Warning — Marion, AR, Baxter, AR, Fulton, AR, Sharp, AR, Randolph, AR, Stone, AR, Izard, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Garland, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Pike, AR, Clark, AR, Hot Spring, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Dallas, AR, Cleveland, AR, Lincoln, AR, Desha, AR, Ouachita, AR, Calhoun, AR, Bradley, AR, Drew, AR, Boone County Except Southwest, AR, Searcy County Lower Elevations, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northern Scott County, AR, Northwest Yell County, AR, Polk County Lower Elevations, AR, Central and Eastern Montgomery County, AR, Newton County Lower Elevations, AR, Northwest Searcy County Higher Elevations, AR, Southern and Eastern Logan County, AR, Central and Southern Scott County, AR, Yell Excluding Northwest, AR, Northern Polk County Higher Elevations, AR, Northern Montgomery County Higher Elevations, AR, Southeast Polk County Higher Elevations, AR, Southwest Montgomery County Higher Elevations, AR 9:00 PM

White County, Arkansas, United States

Last updated: 4:50 PM CDT  ·  Refresh
38°C
Feels like 44°
Mostly Clear
▲ 38°  /  ▼ 22°
Wind
5 mph NNW
Humidity
42%
Dew Point
23°
Pressure
29.53 inHg
Visibility
10 mi
UV Index
7.2
Cloud Cover
17%
Sunrise
6:07 AM
Sunset
8:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: White County is currently mostly clear at 38°C. Precipitation is likely — peak probability 57% around 10 PM. Atmospheric instability is elevated (CAPE up to 2543 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 8:18PM.

Alerts

Heat Advisory
Newton County Higher Elevations, AR, Boone County Higher Elevations, AR, Johnson County Higher Elevations, AR, Pope County Higher Elevations, AR, Van Buren County Higher Elevations, AR, Eastern, Central, and Southern Searcy County Higher Elevations, AR, Marion, AR, Baxter, AR, Fulton, AR, Sharp, AR, Randolph, AR, Stone, AR, Izard, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Garland, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Pike, AR, Clark, AR, Hot Spring, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Dallas, AR, Cleveland, AR, Lincoln, AR, Desha, AR, Ouachita, AR, Calhoun, AR, Bradley, AR, Drew, AR, Boone County Except Southwest, AR, Searcy County Lower Elevations, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northern Scott County, AR, Northwest Yell County, AR, Polk County Lower Elevations, AR, Central and Eastern Montgomery County, AR, Newton County Lower Elevations, AR, Northwest Searcy County Higher Elevations, AR, Southern and Eastern Logan County, AR, Central and Southern Scott County, AR, Yell Excluding Northwest, AR, Northern Polk County Higher Elevations, AR, Northern Montgomery County Higher Elevations, AR, Southeast Polk County Higher Elevations, AR, Southwest Montgomery County Higher Elevations, AR
Expires 9:00 PM
Extreme Heat Warning
Marion, AR, Baxter, AR, Fulton, AR, Sharp, AR, Randolph, AR, Stone, AR, Izard, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Garland, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Pike, AR, Clark, AR, Hot Spring, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Dallas, AR, Cleveland, AR, Lincoln, AR, Desha, AR, Ouachita, AR, Calhoun, AR, Bradley, AR, Drew, AR, Boone County Except Southwest, AR, Searcy County Lower Elevations, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northern Scott County, AR, Northwest Yell County, AR, Polk County Lower Elevations, AR, Central and Eastern Montgomery County, AR, Newton County Lower Elevations, AR, Northwest Searcy County Higher Elevations, AR, Southern and Eastern Logan County, AR, Central and Southern Scott County, AR, Yell Excluding Northwest, AR, Northern Polk County Higher Elevations, AR, Northern Montgomery County Higher Elevations, AR, Southeast Polk County Higher Elevations, AR, Southwest Montgomery County Higher Elevations, AR
Expires 9:00 PM
65 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
11%
5 PM
38°
29%
6 PM
38°
33%
7 PM
36°
32%
8 PM
34°
36%
9 PM
32°
49%
10 PM
31°
57%
11 PM
29°
28%
12 AM
28°
13%
1 AM
28°
5%
2 AM
27°
5%
3 AM
26°
5%
4 AM
25°
3%
5 AM
22°
3%
6 AM
22°
3%
7 AM
23°
3%
8 AM
23°
3%
9 AM
26°
3%
10 AM
27°
3%
11 AM
29°
3%
12 PM
30°
3%
1 PM
31°
3%
2 PM
31°
3%
3 PM
31°
3%
7-Day Forecast
Today
38° 22°
Mostly Clear with a 57% chance of rain.
Wed
32° 22°
Clear.
Thu
31° 19°
Partly Cloudy.
Fri
31° 20°
Mostly Cloudy with a 71% chance of rain.
Sat
34° 23°
Drizzle, 72% chance.
Sun
37° 24°
Partly Cloudy.
Mon
38° 25°
Partly Cloudy.
TimeTempConditionsPrecipWindHumidity
Now 38° Mostly Clear 11% 5 mph NNW 42%
5 PM 38° Mostly Clear 29% 4 mph NW 42%
6 PM 38° Mostly Clear 33% 3 mph NW 45%
7 PM 36° Mostly Clear 32% 4 mph N 48%
8 PM 34° Partly Cloudy 36% 5 mph N 50%
9 PM 32° Partly Cloudy 49% 6 mph N 55%
10 PM 31° Partly Cloudy 57% 6 mph NNE 65%
11 PM 29° Partly Cloudy 28% 6 mph NNE 75%
12 AM 28° Partly Cloudy 13% 6 mph NNE 85%
1 AM 28° Mostly Clear 5% 8 mph NNE 85%
2 AM 27° Mostly Clear 5% 8 mph NNE 80%
3 AM 26° Clear 5% 9 mph NNE 77%
4 AM 25° Clear 3% 9 mph NNE 76%
5 AM 22° Clear 3% 10 mph NNE 78%
6 AM 22° Clear 3% 10 mph NNE 78%
7 AM 23° Clear 3% 11 mph NNE 74%
8 AM 23° Clear 3% 11 mph NNE 68%
9 AM 26° Clear 3% 11 mph NNE 63%
10 AM 27° Clear 3% 11 mph NNE 58%
11 AM 29° Clear 3% 11 mph NNE 54%
12 PM 30° Clear 3% 11 mph NNE 51%
1 PM 31° Clear 3% 11 mph NNE 50%
2 PM 31° Clear 3% 11 mph NNE 49%
3 PM 31° Clear 3% 11 mph NNE 48%
15-Day Forecast
Today
7/21
Mostly Clear
57%
22°
38°
Wed
7/22
Clear
5%
22°
32°
Thu
7/23
Partly Cloudy
3%
19°
31°
Fri
7/24
Mostly Cloudy
71%
20°
31°
Sat
7/25
Drizzle
72%
23°
34°
Sun
7/26
Partly Cloudy
16%
24°
37°
Mon
7/27
Partly Cloudy
11%
25°
38°
Tue
7/28
Mostly Cloudy
49%
23°
38°
Wed
7/29
Thunderstorm
50%
22°
35°
Thu
7/30
Drizzle
60%
22°
37°
Fri
7/31
Drizzle
60%
22°
35°
Sat
8/1
Drizzle
60%
22°
34°
Sun
8/2
Clear
60%
22°
36°
Mon
8/3
Clear
60%
23°
36°
Tue
8/4
Drizzle
60%
23°
36°
65
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
65 AQI 16.6 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 65 Moderate 32 65
Thu 54 Moderate 38 54
Fri 51 Moderate 35 51
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, 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
SBCAPE3075 J/kg
MLCAPE2210 J/kg
MUCAPE3075 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-4.7
Kinematics
0–6 km Shear12 kt
0–1 km Shear4 kt
Eff. Shear19 kt
0–1 km SRH-9
0–3 km SRH-27
Eff. SRH-27
Storm Motion297° @ 19 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.4
Thermo & Levels
PWAT2.14 in
0–3 km LR8.5 °C/km
700–500 LR5.3 °C/km
Total Totals46.7
LCL804 hPa
LFC1000 hPa
EL133 hPa
Freezing Lvl17,674 ft