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

Fayetteville, Arkansas

Last updated: 12:40 AM CDT  ·  Refresh
28°C
Feels like 31°
Partly Cloudy
▲ 37°  /  ▼ 22°
Wind
4 mph N
Humidity
70%
Dew Point
21°
Pressure
28.68 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
45%
Sunrise
6:36 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Fayetteville is currently partly cloudy at 28°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2111 J/kg) — isolated convective development possible. Sunrise: 6:36AM · Sunset: 8:04PM.

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
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
8%
1 AM
28°
7%
2 AM
27°
22%
3 AM
27°
7%
4 AM
26°
7%
5 AM
24°
4%
6 AM
23°
3%
7 AM
24°
7%
8 AM
26°
7%
9 AM
27°
15%
10 AM
28°
16%
11 AM
30°
16%
12 PM
32°
16%
1 PM
34°
17%
2 PM
36°
19%
3 PM
36°
19%
4 PM
36°
20%
5 PM
37°
20%
6 PM
36°
11%
7 PM
34°
11%
8 PM
33°
19%
9 PM
31°
19%
10 PM
30°
19%
11 PM
29°
19%
7-Day Forecast
Today
37° 22°
Mostly Clear.
Tue
41° 22°
Clear with a 22% chance of rain.
Wed
43° 25°
Mostly Clear with a 43% chance of rain.
Thu
36° 21°
Overcast with a 64% chance of rain.
Fri
38° 21°
Clear.
Sat
40° 21°
Clear.
Sun
39° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 28° Partly Cloudy 8% 4 mph N 70%
1 AM 28° Mostly Cloudy 7% 4 mph N 74%
2 AM 27° Mostly Cloudy 22% 5 mph NNE 78%
3 AM 27° Partly Cloudy 7% 6 mph NNE 82%
4 AM 26° Partly Cloudy 7% 6 mph NNE 85%
5 AM 24° Partly Cloudy 4% 6 mph NNE 87%
6 AM 23° Mostly Clear 3% 5 mph NE 89%
7 AM 24° Mostly Clear 7% 6 mph NNE 85%
8 AM 26° Mostly Clear 7% 7 mph NNE 76%
9 AM 27° Mostly Clear 15% 7 mph NNE 67%
10 AM 28° Mostly Clear 16% 7 mph N 59%
11 AM 30° Clear 16% 7 mph NNE 52%
12 PM 32° Clear 16% 7 mph N 45%
1 PM 34° Clear 17% 7 mph N 40%
2 PM 36° Clear 19% 7 mph N 37%
3 PM 36° Clear 19% 7 mph N 35%
4 PM 36° Mostly Clear 20% 7 mph N 35%
5 PM 37° Mostly Clear 20% 7 mph N 36%
6 PM 36° Mostly Clear 11% 8 mph NNE 37%
7 PM 34° Partly Cloudy 11% 7 mph NNE 40%
8 PM 33° Partly Cloudy 19% 6 mph NNE 44%
9 PM 31° Partly Cloudy 19% 6 mph NE 48%
10 PM 30° Partly Cloudy 19% 6 mph NE 50%
11 PM 29° Partly Cloudy 19% 6 mph NE 52%
15-Day Forecast
Today
8/17
Mostly Clear
19%
22°
37°
Tue
8/18
Clear
22%
22°
41°
Wed
8/19
Mostly Clear
43%
25°
43°
Thu
8/20
Overcast
64%
21°
36°
Fri
8/21
Clear
16%
21°
38°
Sat
8/22
Clear
3%
21°
40°
Sun
8/23
Clear
17%
22°
39°
Mon
8/24
Drizzle
44%
23°
39°
Tue
8/25
Drizzle
44%
25°
43°
Wed
8/26
Clear
44%
23°
42°
Thu
8/27
Drizzle
60%
22°
42°
Fri
8/28
Drizzle
60%
22°
37°
Sat
8/29
Drizzle
60%
21°
37°
Sun
8/30
Drizzle
60%
21°
37°
Mon
8/31
Drizzle
60%
21°
37°
57
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
57 AQI 12.4 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 57 Moderate 40 57
Tue 58 Moderate 45 58
Wed 55 Moderate 47 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
SBCAPE1581 J/kg
MLCAPE1574 J/kg
MUCAPE1741 J/kg
SBCIN-120 J/kg
MLCIN-110 J/kg
Lifted Index-5.6
Kinematics
0–6 km Shear20 kt
0–1 km Shear10 kt
Eff. Shear17 kt
0–1 km SRH15
0–3 km SRH67
Eff. SRH67
Storm Motion323° @ 26 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.8
Thermo & Levels
PWAT1.67 in
0–3 km LR5.8 °C/km
700–500 LR7.1 °C/km
Total Totals52.7
LCL879 hPa
LFC684 hPa
EL172 hPa
Freezing Lvl14,528 ft