Heat Advisory — Sharp, AR, Randolph, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Prairie, AR, Monroe, AR, Grant, AR, Perry, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northwest Yell County, AR, Southern and Eastern Logan County, AR, Yell Excluding Northwest, AR, Fulton, AR, Stone, AR, Izard, AR, Van Buren County Higher Elevations, AR 8:00 PM Heat Advisory — 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, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren 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 Heat Advisory — Fulton, AR, Stone, AR, Izard, AR, Perry, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northwest Yell County, AR, Southern and Eastern Logan County, AR, Yell Excluding Northwest, AR, Sharp, AR, Randolph, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Prairie, AR, Monroe, AR 8:00 PM Heat Advisory — Jackson, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Fulton, AR, Sharp, AR, Randolph, AR, Stone, AR, Izard, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Conway, AR, Grant, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren 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

Jefferson County, Arkansas, United States

Last updated: 4:04 PM CDT  ·  Refresh
30°C
Feels like 32°
Rain
▲ 33°  /  ▼ 21°
Wind
10 mph ENE
Humidity
56%
Dew Point
23°
Pressure
29.76 inHg
Visibility
7 mi
UV Index
6.3
Cloud Cover
69%
Sunrise
6:00 AM
Sunset
8:23 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jefferson County is currently rain at 30°C. Precipitation is likely — peak probability 59% around 3 PM. Atmospheric instability is elevated (CAPE up to 2029 J/kg) — isolated convective development possible. Sunrise: 6:00AM · Sunset: 8:23PM.

Alerts

Heat Advisory
Sharp, AR, Randolph, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Prairie, AR, Monroe, AR, Grant, AR, Perry, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northwest Yell County, AR, Southern and Eastern Logan County, AR, Yell Excluding Northwest, AR, Fulton, AR, Stone, AR, Izard, AR, Van Buren County Higher Elevations, AR
Expires 8:00 PM
Heat Advisory
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, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren 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
Heat Advisory
Fulton, AR, Stone, AR, Izard, AR, Perry, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Grant, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren County, AR, Western and Northern Logan County, AR, Northwest Yell County, AR, Southern and Eastern Logan County, AR, Yell Excluding Northwest, AR, Sharp, AR, Randolph, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Jackson, AR, Conway, AR, Faulkner, AR, White, AR, Woodruff, AR, Prairie, AR, Monroe, AR
Expires 8:00 PM
Heat Advisory
Jackson, AR, Faulkner, AR, White, AR, Woodruff, AR, Perry, AR, Saline, AR, Pulaski, AR, Lonoke, AR, Prairie, AR, Monroe, AR, Jefferson, AR, Arkansas, AR, Lincoln, AR, Desha, AR, Drew, AR, Fulton, AR, Sharp, AR, Randolph, AR, Stone, AR, Izard, AR, Independence, AR, Lawrence, AR, Cleburne, AR, Conway, AR, Grant, AR, Southern Johnson County, AR, Southern Pope County, AR, Southeast Van Buren 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
30°
57%
5 PM
29°
53%
6 PM
29°
42%
7 PM
28°
41%
8 PM
27°
23%
9 PM
27°
11%
10 PM
24°
7%
11 PM
24°
11%
12 AM
24°
16%
1 AM
24°
16%
2 AM
23°
34%
3 AM
23°
34%
4 AM
23°
35%
5 AM
23°
35%
6 AM
21°
36%
7 AM
21°
46%
8 AM
22°
43%
9 AM
23°
47%
10 AM
25°
47%
11 AM
26°
48%
12 PM
27°
51%
1 PM
28°
52%
2 PM
32°
58%
3 PM
32°
58%
7-Day Forecast
Today
33° 21°
Rain, 57% chance.
Sun
34° 21°
Partly Cloudy with a 47% chance of rain.
Mon
33° 20°
Partly Cloudy with a 56% chance of rain.
Tue
34° 23°
Partly Cloudy with a 32% chance of rain.
Wed
34° 23°
Clear.
Thu
37° 24°
Drizzle, 43% chance.
Fri
34° 23°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Rain 57% 10 mph ENE 56%
5 PM 29° Rain 53% 5 mph SSE 63%
6 PM 29° Rain 42% 7 mph S 68%
7 PM 28° Overcast 41% 7 mph SSE 73%
8 PM 27° Mostly Cloudy 23% 5 mph SSE 75%
9 PM 27° Mostly Cloudy 11% 4 mph SSE 78%
10 PM 24° Mostly Cloudy 7% 6 mph S 81%
11 PM 24° Partly Cloudy 11% 4 mph S 83%
12 AM 24° Partly Cloudy 16% 3 mph SSW 84%
1 AM 24° Partly Cloudy 16% 3 mph SSW 86%
2 AM 23° Partly Cloudy 34% 3 mph WSW 87%
3 AM 23° Partly Cloudy 34% 3 mph WNW 87%
4 AM 23° Rain 35% 4 mph NW 88%
5 AM 23° Rain 35% 4 mph NW 87%
6 AM 21° Mostly Cloudy 36% 6 mph NW 87%
7 AM 21° Mostly Cloudy 46% 6 mph NW 87%
8 AM 22° Mostly Cloudy 43% 6 mph NW 81%
9 AM 23° Mostly Cloudy 47% 6 mph NW 75%
10 AM 25° Mostly Cloudy 47% 6 mph NW 70%
11 AM 26° Mostly Cloudy 48% 6 mph NW 66%
12 PM 27° Mostly Cloudy 51% 6 mph NW 62%
1 PM 28° Mostly Cloudy 52% 6 mph NW 58%
2 PM 32° Partly Cloudy 58% 6 mph WNW 60%
3 PM 32° Partly Cloudy 58% 7 mph WNW 61%
15-Day Forecast
Today
7/4
Rain
57%
21°
33°
Sun
7/5
Partly Cloudy
47%
21°
34°
Mon
7/6
Partly Cloudy
56%
20°
33°
Tue
7/7
Partly Cloudy
32%
23°
34°
Wed
7/8
Clear
16%
23°
34°
Thu
7/9
Drizzle
43%
24°
37°
Fri
7/10
Drizzle
53%
23°
34°
Sat
7/11
Drizzle
69%
24°
36°
Sun
7/12
Drizzle
44%
22°
36°
Mon
7/13
Drizzle
44%
22°
33°
Tue
7/14
Drizzle
60%
18°
33°
Wed
7/15
Clear
60%
21°
33°
Thu
7/16
Drizzle
60%
22°
33°
Fri
7/17
Drizzle
60%
22°
33°
Sat
7/18
Drizzle
60%
22°
33°
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
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 55 Moderate 34 55
Mon 48 Good 32 48
Tue 49 Good 46 49
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 Sat Jul 4, 18:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2723 J/kg
MLCAPE2443 J/kg
MUCAPE2833 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.2
Kinematics
0–6 km Shear14 kt
0–1 km Shear8 kt
Eff. Shear14 kt
0–1 km SRH-32
0–3 km SRH-50
Eff. SRH-50
Storm Motion184° @ 14 kt
0–1 km EHI-0.6
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index42.4
Thermo & Levels
PWAT2.54 in
0–3 km LR6.9 °C/km
700–500 LR6.2 °C/km
Total Totals51.6
LCL910 hPa
LFC1008 hPa
EL158 hPa
Freezing Lvl14,528 ft