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

Russellville, Arkansas

Last updated: 12:41 AM CDT  ·  Refresh
29°C
Feels like 32°
Clear
▲ 39°  /  ▼ 23°
Wind
2 mph S
Humidity
65%
Dew Point
21°
Pressure
29.49 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
9%
Sunrise
6:33 AM
Sunset
7:58 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Russellville is currently clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2669 J/kg) — isolated convective development possible. Sunrise: 6:33AM · Sunset: 7:58PM.

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
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
20%
1 AM
27°
15%
2 AM
27°
15%
3 AM
26°
15%
4 AM
26°
7%
5 AM
23°
7%
6 AM
23°
7%
7 AM
24°
7%
8 AM
27°
8%
9 AM
30°
8%
10 AM
31°
16%
11 AM
33°
13%
12 PM
34°
13%
1 PM
37°
14%
2 PM
38°
14%
3 PM
38°
14%
4 PM
38°
9%
5 PM
39°
9%
6 PM
38°
9%
7 PM
37°
9%
8 PM
35°
9%
9 PM
31°
9%
10 PM
30°
9%
11 PM
30°
9%
7-Day Forecast
Today
39° 23°
Clear with a 20% chance of rain.
Tue
41° 23°
Mostly Clear.
Wed
43° 23°
Clear with a 43% chance of rain.
Thu
37° 22°
Rain, 64% chance.
Fri
38° 19°
Clear with a 51% chance of rain.
Sat
39° 19°
Clear.
Sun
38° 20°
Clear with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 29° Clear 20% 2 mph S 65%
1 AM 27° Clear 15% 3 mph WSW 66%
2 AM 27° Clear 15% 3 mph WNW 68%
3 AM 26° Clear 15% 3 mph WNW 70%
4 AM 26° Clear 7% 3 mph WNW 71%
5 AM 23° Clear 7% 3 mph NW 73%
6 AM 23° Clear 7% 2 mph NW 74%
7 AM 24° Clear 7% 3 mph NNW 72%
8 AM 27° Clear 8% 4 mph NNW 68%
9 AM 30° Clear 8% 5 mph NNW 64%
10 AM 31° Clear 16% 5 mph NNW 59%
11 AM 33° Clear 13% 5 mph NNW 54%
12 PM 34° Clear 13% 5 mph NNW 49%
1 PM 37° Clear 14% 4 mph NNW 45%
2 PM 38° Mostly Clear 14% 4 mph N 41%
3 PM 38° Mostly Clear 14% 4 mph N 37%
4 PM 38° Mostly Clear 9% 4 mph NNE 37%
5 PM 39° Mostly Clear 9% 4 mph NE 38%
6 PM 38° Mostly Clear 9% 5 mph NE 40%
7 PM 37° Mostly Clear 9% 4 mph NE 45%
8 PM 35° Mostly Clear 9% 4 mph NE 51%
9 PM 31° Mostly Clear 9% 4 mph NE 57%
10 PM 30° Mostly Clear 9% 4 mph NE 60%
11 PM 30° Mostly Clear 9% 4 mph NE 61%
15-Day Forecast
Today
8/17
Clear
20%
23°
39°
Tue
8/18
Mostly Clear
10%
23°
41°
Wed
8/19
Clear
43%
23°
43°
Thu
8/20
Rain
64%
22°
37°
Fri
8/21
Clear
51%
19°
38°
Sat
8/22
Clear
8%
19°
39°
Sun
8/23
Clear
28%
20°
38°
Mon
8/24
Clear
18%
19°
37°
Tue
8/25
Drizzle
44%
24°
40°
Wed
8/26
Drizzle
51%
23°
43°
Thu
8/27
Drizzle
60%
22°
42°
Fri
8/28
Drizzle
60%
22°
37°
Sat
8/29
Drizzle
60%
21°
37°
Sun
8/30
Clear
60%
21°
37°
Mon
8/31
Drizzle
60%
21°
36°
55
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
55 AQI 11.5 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 37 55
Tue 55 Moderate 44 55
Wed 55 Moderate 44 55
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
SBCAPE1118 J/kg
MLCAPE876 J/kg
MUCAPE1175 J/kg
SBCIN-287 J/kg
MLCIN-214 J/kg
Lifted Index-4.2
Kinematics
0–6 km Shear13 kt
0–1 km Shear21 kt
Eff. Shear10 kt
0–1 km SRH39
0–3 km SRH53
Eff. SRH49
Storm Motion329° @ 22 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index40.9
Thermo & Levels
PWAT1.91 in
0–3 km LR6.2 °C/km
700–500 LR6.1 °C/km
Total Totals50.0
LCL895 hPa
LFC732 hPa
EL197 hPa
Freezing Lvl15,676 ft