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

Fayetteville, Arkansas

Last updated: 4:50 PM CDT  ·  Refresh
37°C
Feels like 41°
Clear
▲ 37°  /  ▼ 20°
Wind
6 mph NNW
Humidity
43%
Dew Point
22°
Pressure
28.53 inHg
Visibility
10 mi
UV Index
7.4
Cloud Cover
5%
Sunrise
6:15 AM
Sunset
8:30 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Fayetteville is currently clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2733 J/kg) — isolated convective development possible. Sunrise: 6:15AM · Sunset: 8:30PM.

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
68 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
10%
5 PM
37°
30%
6 PM
37°
35%
7 PM
34°
48%
8 PM
32°
24%
9 PM
29°
21%
10 PM
28°
21%
11 PM
27°
19%
12 AM
26°
7%
1 AM
25°
3%
2 AM
24°
3%
3 AM
23°
3%
4 AM
22°
3%
5 AM
21°
3%
6 AM
20°
3%
7 AM
22°
3%
8 AM
23°
3%
9 AM
25°
3%
10 AM
26°
3%
11 AM
28°
3%
12 PM
29°
3%
1 PM
29°
3%
2 PM
29°
3%
3 PM
29°
3%
7-Day Forecast
Today
37° 20°
Mostly Clear with a 48% chance of rain.
Wed
31° 20°
Clear.
Thu
32° 19°
Mostly Clear.
Fri
32° 20°
Overcast with a 71% chance of rain.
Sat
36° 24°
Mostly Cloudy with a 53% chance of rain.
Sun
38° 25°
Mostly Clear.
Mon
38° 25°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 37° Clear 10% 6 mph NNW 43%
5 PM 37° Clear 30% 8 mph NNW 46%
6 PM 37° Clear 35% 9 mph N 52%
7 PM 34° Mostly Clear 48% 8 mph NNE 55%
8 PM 32° Mostly Clear 24% 8 mph NNE 56%
9 PM 29° Clear 21% 8 mph NNE 54%
10 PM 28° Clear 21% 7 mph NNE 56%
11 PM 27° Clear 19% 6 mph NE 59%
12 AM 26° Clear 7% 6 mph NE 62%
1 AM 25° Clear 3% 7 mph NE 66%
2 AM 24° Clear 3% 8 mph NE 69%
3 AM 23° Clear 3% 8 mph NE 73%
4 AM 22° Clear 3% 8 mph NE 75%
5 AM 21° Clear 3% 8 mph NE 77%
6 AM 20° Clear 3% 9 mph ENE 79%
7 AM 22° Clear 3% 10 mph ENE 74%
8 AM 23° Clear 3% 10 mph ENE 67%
9 AM 25° Clear 3% 11 mph ENE 59%
10 AM 26° Clear 3% 10 mph NE 54%
11 AM 28° Clear 3% 10 mph NE 50%
12 PM 29° Clear 3% 10 mph NE 46%
1 PM 29° Clear 3% 10 mph NE 45%
2 PM 29° Clear 3% 10 mph NE 44%
3 PM 29° Clear 3% 10 mph NE 43%
15-Day Forecast
Today
7/21
Mostly Clear
48%
20°
37°
Wed
7/22
Clear
6%
20°
31°
Thu
7/23
Mostly Clear
12%
19°
32°
Fri
7/24
Overcast
71%
20°
32°
Sat
7/25
Mostly Cloudy
53%
24°
36°
Sun
7/26
Mostly Clear
11%
25°
38°
Mon
7/27
Clear
8%
25°
38°
Tue
7/28
Partly Cloudy
43%
24°
39°
Wed
7/29
Mostly Cloudy
43%
23°
39°
Thu
7/30
Drizzle
50%
22°
37°
Fri
7/31
Partly Cloudy
25%
22°
35°
Sat
8/1
Drizzle
60%
22°
36°
Sun
8/2
Drizzle
60%
22°
35°
Mon
8/3
Clear
60%
22°
35°
Tue
8/4
Drizzle
60%
22°
35°
68
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
68 AQI 18.0 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 68 Moderate 40 68
Thu 59 Moderate 37 59
Fri 54 Moderate 29 54
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
SBCAPE3420 J/kg
MLCAPE1912 J/kg
MUCAPE3420 J/kg
SBCIN0 J/kg
MLCIN-1 J/kg
Lifted Index-5.9
Kinematics
0–6 km Shear15 kt
0–1 km Shear4 kt
Eff. Shear13 kt
0–1 km SRH-9
0–3 km SRH-22
Eff. SRH-22
Storm Motion291° @ 16 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.5
Thermo & Levels
PWAT1.82 in
0–3 km LR8.2 °C/km
700–500 LR5.8 °C/km
Total Totals48.4
LCL788 hPa
LFC966 hPa
EL131 hPa
Freezing Lvl16,257 ft