Extreme Heat Warning — Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Arkansas, AR, Desha, AR, Southern Johnson County, AR, Southern Pope County, AR, Western and Northern Logan County, AR, Northwest Yell County, AR, Southern and Eastern Logan County, AR, Yell Excluding Northwest, AR 8:00 PM

White County, Arkansas, United States

Last updated: 12:38 AM CDT  ·  Refresh
30°C
Feels like 32°
Clear
▲ 38°  /  ▼ 21°
Wind
4 mph SW
Humidity
58%
Dew Point
21°
Pressure
29.68 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
5%
Sunrise
6:28 AM
Sunset
7:53 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: White County is currently clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2857 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 7:53PM.

Alerts

Extreme Heat Warning
Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Arkansas, AR, Desha, AR, Southern Johnson County, AR, Southern Pope County, AR, Western and Northern Logan County, AR, Northwest Yell County, AR, Southern and Eastern Logan County, AR, Yell Excluding Northwest, AR
Expires 8:00 PM
59 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
16%
1 AM
28°
25%
2 AM
28°
30%
3 AM
27°
29%
4 AM
27°
20%
5 AM
24°
7%
6 AM
23°
4%
7 AM
24°
9%
8 AM
27°
9%
9 AM
30°
9%
10 AM
32°
18%
11 AM
33°
16%
12 PM
34°
16%
1 PM
37°
19%
2 PM
37°
23%
3 PM
38°
23%
4 PM
38°
14%
5 PM
37°
14%
6 PM
37°
9%
7 PM
36°
9%
8 PM
34°
9%
9 PM
31°
9%
10 PM
31°
19%
11 PM
30°
20%
7-Day Forecast
Today
38° 21°
Clear with a 29% chance of rain.
Tue
39° 21°
Mostly Clear with a 22% chance of rain.
Wed
43° 22°
Clear with a 72% chance of rain.
Thu
37° 22°
Rain, 68% chance.
Fri
37° 19°
Clear with a 64% chance of rain.
Sat
37° 19°
Rain.
Sun
36° 18°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 30° Clear 16% 4 mph SW 58%
1 AM 28° Mostly Clear 25% 4 mph WSW 56%
2 AM 28° Mostly Clear 30% 4 mph WSW 60%
3 AM 27° Mostly Clear 29% 4 mph WSW 63%
4 AM 27° Mostly Clear 20% 4 mph WSW 66%
5 AM 24° Mostly Clear 7% 3 mph W 70%
6 AM 23° Clear 4% 4 mph NW 73%
7 AM 24° Clear 9% 5 mph NNW 72%
8 AM 27° Clear 9% 6 mph NNW 68%
9 AM 30° Clear 9% 6 mph NNW 66%
10 AM 32° Clear 18% 7 mph NNW 62%
11 AM 33° Clear 16% 7 mph NNW 57%
12 PM 34° Clear 16% 8 mph NNW 53%
1 PM 37° Clear 19% 8 mph NNW 49%
2 PM 37° Clear 23% 8 mph NNW 44%
3 PM 38° Clear 23% 8 mph NNW 41%
4 PM 38° Clear 14% 7 mph NNW 40%
5 PM 37° Clear 14% 7 mph N 41%
6 PM 37° Mostly Clear 9% 6 mph N 42%
7 PM 36° Mostly Clear 9% 6 mph NNW 45%
8 PM 34° Mostly Clear 9% 5 mph NNW 49%
9 PM 31° Mostly Clear 9% 7 mph NW 53%
10 PM 31° Mostly Clear 19% 6 mph NW 56%
11 PM 30° Mostly Clear 20% 6 mph NNW 57%
15-Day Forecast
Today
8/17
Clear
29%
21°
38°
Tue
8/18
Mostly Clear
22%
21°
39°
Wed
8/19
Clear
72%
22°
43°
Thu
8/20
Rain
68%
22°
37°
Fri
8/21
Clear
64%
19°
37°
Sat
8/22
Rain
19%
19°
37°
Sun
8/23
Clear
19%
18°
36°
Mon
8/24
Rain
44%
17°
36°
Tue
8/25
Drizzle
44%
23°
38°
Wed
8/26
Drizzle
44%
23°
41°
Thu
8/27
Drizzle
60%
23°
40°
Fri
8/28
Drizzle
60%
22°
37°
Sat
8/29
Drizzle
60%
22°
37°
Sun
8/30
Drizzle
60%
22°
37°
Mon
8/31
Drizzle
60%
22°
37°
59
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
59 AQI 13.4 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 59 Moderate 34 59
Tue 59 Moderate 41 59
Wed 58 Moderate 43 58
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 Aug 17, 04:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE949 J/kg
MLCAPE1017 J/kg
MUCAPE1239 J/kg
SBCIN-284 J/kg
MLCIN-251 J/kg
Lifted Index-3.7
Kinematics
0–6 km Shear12 kt
0–1 km Shear20 kt
Eff. Shear13 kt
0–1 km SRH15
0–3 km SRH-8
Eff. SRH-8
Storm Motion332° @ 19 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index40.5
Thermo & Levels
PWAT1.96 in
0–3 km LR6.3 °C/km
700–500 LR6.1 °C/km
Total Totals49.9
LCL886 hPa
LFC719 hPa
EL203 hPa
Freezing Lvl16,119 ft