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 Excessive Heat Warning — 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, 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 9:00 PM

Grant County, Arkansas, United States

Last updated: 4:53 PM CDT  ·  Refresh
38°C
Feels like 43°
Mostly Clear
▲ 38°  /  ▼ 24°
Wind
4 mph NNW
Humidity
42%
Dew Point
22°
Pressure
29.51 inHg
Visibility
10 mi
UV Index
7.2
Cloud Cover
17%
Sunrise
6:12 AM
Sunset
8:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Grant County is currently mostly clear at 38°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1846 J/kg) — isolated convective development possible. Sunrise: 6:12AM · Sunset: 8:18PM.

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
Excessive Heat Warning
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, 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
Expires 9:00 PM
65 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
8%
5 PM
38°
9%
6 PM
37°
9%
7 PM
36°
13%
8 PM
34°
13%
9 PM
31°
19%
10 PM
30°
11%
11 PM
29°
11%
12 AM
28°
8%
1 AM
28°
8%
2 AM
27°
8%
3 AM
26°
8%
4 AM
26°
5%
5 AM
24°
5%
6 AM
24°
3%
7 AM
24°
3%
8 AM
25°
3%
9 AM
27°
3%
10 AM
28°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
32°
3%
2 PM
32°
3%
3 PM
32°
3%
7-Day Forecast
Today
38° 24°
Mostly Clear.
Wed
33° 24°
Clear.
Thu
33° 19°
Partly Cloudy.
Fri
33° 22°
Rain, 45% chance.
Sat
36° 23°
Overcast with a 38% chance of rain.
Sun
38° 23°
Mostly Clear.
Mon
39° 24°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Mostly Clear 8% 4 mph NNW 42%
5 PM 38° Mostly Clear 9% 4 mph NNW 42%
6 PM 37° Mostly Clear 9% 3 mph N 45%
7 PM 36° Mostly Clear 13% 2 mph NE 49%
8 PM 34° Clear 13% 2 mph SE 52%
9 PM 31° Clear 19% 2 mph S 56%
10 PM 30° Clear 11% 2 mph SSE 61%
11 PM 29° Clear 11% 3 mph S 64%
12 AM 28° Clear 8% 4 mph W 68%
1 AM 28° Mostly Clear 8% 4 mph NNW 72%
2 AM 27° Mostly Clear 8% 4 mph NNE 76%
3 AM 26° Partly Cloudy 8% 5 mph NNE 79%
4 AM 26° Partly Cloudy 5% 8 mph NE 79%
5 AM 24° Mostly Clear 5% 10 mph NE 77%
6 AM 24° Mostly Clear 3% 10 mph NE 74%
7 AM 24° Mostly Clear 3% 11 mph NE 70%
8 AM 25° Mostly Clear 3% 11 mph NE 66%
9 AM 27° Clear 3% 11 mph NE 62%
10 AM 28° Clear 3% 11 mph NE 57%
11 AM 30° Clear 3% 10 mph NE 53%
12 PM 31° Clear 3% 10 mph NNE 50%
1 PM 32° Clear 3% 10 mph NNE 48%
2 PM 32° Clear 3% 10 mph NNE 47%
3 PM 32° Clear 3% 10 mph NE 45%
15-Day Forecast
Today
7/21
Mostly Clear
13%
24°
38°
Wed
7/22
Clear
8%
24°
33°
Thu
7/23
Partly Cloudy
3%
19°
33°
Fri
7/24
Rain
45%
22°
33°
Sat
7/25
Overcast
38%
23°
36°
Sun
7/26
Mostly Clear
16%
23°
38°
Mon
7/27
Clear
8%
24°
39°
Tue
7/28
Mostly Cloudy
43%
24°
39°
Wed
7/29
Rain
71%
23°
37°
Thu
7/30
Drizzle
60%
23°
37°
Fri
7/31
Mostly Clear
60%
23°
36°
Sat
8/1
Drizzle
60%
23°
36°
Sun
8/2
Clear
60%
23°
36°
Mon
8/3
Drizzle
60%
23°
37°
Tue
8/4
Drizzle
60%
23°
36°
65
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
65 AQI 16.7 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 65 Moderate 35 65
Thu 55 Moderate 43 55
Fri 52 Moderate 40 52
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
SBCAPE2695 J/kg
MLCAPE1959 J/kg
MUCAPE2695 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear13 kt
0–1 km Shear4 kt
Eff. Shear14 kt
0–1 km SRH-9
0–3 km SRH-23
Eff. SRH-23
Storm Motion311° @ 20 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.6
Thermo & Levels
PWAT2.10 in
0–3 km LR8.6 °C/km
700–500 LR4.9 °C/km
Total Totals45.8
LCL805 hPa
LFC999 hPa
EL138 hPa
Freezing Lvl17,598 ft