Extreme Heat Warning — Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, DeSoto, MS, Marshall, MS, Benton, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Tallahatchie, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Lauderdale, TN, Tipton, TN, Shelby, TN, Fayette, TN 8:00 PM

Poinsett County, Arkansas, United States

Last updated: 12:40 AM CDT  ·  Refresh
30°C
Feels like 33°
Clear
▲ 37°  /  ▼ 21°
Wind
7 mph SW
Humidity
58%
Dew Point
21°
Pressure
29.64 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
8%
Sunrise
6:23 AM
Sunset
7:49 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Poinsett County is currently clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2718 J/kg) — isolated convective development possible. Sunrise: 6:23AM · Sunset: 7:49PM.

Alerts

Extreme Heat Warning
Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, DeSoto, MS, Marshall, MS, Benton, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Lafayette, MS, Union, MS, Pontotoc, MS, Lee, MS, Tallahatchie, MS, Yalobusha, MS, Calhoun, MS, Chickasaw, MS, Monroe, MS, Lauderdale, TN, Tipton, TN, Shelby, TN, Fayette, TN
Expires 8:00 PM
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
16%
1 AM
31°
15%
2 AM
29°
15%
3 AM
28°
24%
4 AM
28°
20%
5 AM
25°
7%
6 AM
25°
4%
7 AM
26°
7%
8 AM
27°
7%
9 AM
30°
7%
10 AM
31°
14%
11 AM
32°
3%
12 PM
33°
3%
1 PM
36°
3%
2 PM
36°
5%
3 PM
37°
5%
4 PM
36°
5%
5 PM
36°
5%
6 PM
35°
5%
7 PM
33°
5%
8 PM
32°
5%
9 PM
30°
5%
10 PM
29°
5%
11 PM
28°
5%
7-Day Forecast
Today
37° 21°
Clear with a 24% chance of rain.
Tue
37° 21°
Clear.
Wed
40° 22°
Clear with a 59% chance of rain.
Thu
35° 22°
Drizzle, 50% chance.
Fri
35° 21°
Rain, 43% chance.
Sat
36° 21°
Rain.
Sun
36° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 30° Clear 16% 7 mph SW 58%
1 AM 31° Mostly Clear 15% 8 mph WSW 56%
2 AM 29° Clear 15% 7 mph WSW 61%
3 AM 28° Clear 24% 7 mph WSW 67%
4 AM 28° Clear 20% 6 mph W 72%
5 AM 25° Clear 7% 5 mph W 76%
6 AM 25° Clear 4% 6 mph W 80%
7 AM 26° Clear 7% 5 mph NW 78%
8 AM 27° Clear 7% 6 mph NNW 74%
9 AM 30° Clear 7% 7 mph NNW 70%
10 AM 31° Clear 14% 8 mph NNW 66%
11 AM 32° Clear 3% 8 mph NNW 62%
12 PM 33° Clear 3% 9 mph NNW 57%
1 PM 36° Clear 3% 9 mph NNW 53%
2 PM 36° Clear 5% 8 mph NNW 49%
3 PM 37° Clear 5% 8 mph NNW 46%
4 PM 36° Clear 5% 7 mph NNW 47%
5 PM 36° Clear 5% 6 mph N 51%
6 PM 35° Clear 5% 6 mph N 54%
7 PM 33° Mostly Clear 5% 6 mph N 57%
8 PM 32° Mostly Clear 5% 6 mph N 60%
9 PM 30° Partly Cloudy 5% 7 mph N 62%
10 PM 29° Partly Cloudy 5% 7 mph NNE 64%
11 PM 28° Mostly Clear 5% 7 mph NNE 66%
15-Day Forecast
Today
8/17
Clear
24%
21°
37°
Tue
8/18
Clear
6%
21°
37°
Wed
8/19
Clear
59%
22°
40°
Thu
8/20
Drizzle
50%
22°
35°
Fri
8/21
Rain
43%
21°
35°
Sat
8/22
Rain
19%
21°
36°
Sun
8/23
Clear
19%
20°
36°
Mon
8/24
Drizzle
42%
19°
35°
Tue
8/25
Rain
68%
21°
37°
Wed
8/26
Clear
44%
23°
40°
Thu
8/27
Drizzle
60%
22°
40°
Fri
8/28
Drizzle
60%
22°
37°
Sat
8/29
Drizzle
60%
22°
37°
Sun
8/30
Drizzle
60%
22°
37°
Mon
8/31
Drizzle
60%
22°
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 12.6 µg/m³
O3
Ground-level ozone
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 57 Moderate 36 57
Tue 61 Moderate 43 61
Wed 59 Moderate 44 59
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
SBCAPE837 J/kg
MLCAPE1192 J/kg
MUCAPE1449 J/kg
SBCIN-252 J/kg
MLCIN-233 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear14 kt
0–1 km Shear20 kt
Eff. Shear16 kt
0–1 km SRH8
0–3 km SRH-3
Eff. SRH22
Storm Motion326° @ 20 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index41.6
Thermo & Levels
PWAT2.11 in
0–3 km LR6.5 °C/km
700–500 LR5.9 °C/km
Total Totals50.0
LCL874 hPa
LFC718 hPa
EL214 hPa
Freezing Lvl16,204 ft