Heat Advisory — Clay, AR, Greene, AR, Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, Dunklin, MO, Pemiscot, MO, DeSoto, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Tallahatchie, MS, Lake, TN, Obion, TN, Weakley, TN, Henry, TN, Dyer, TN, Gibson, TN, Carroll, TN, Benton, TN, Lauderdale, TN, Tipton, TN, Haywood, TN, Crockett, TN, Madison, TN, Chester, TN, Henderson, TN, Decatur, TN, Shelby, TN, Fayette, TN, Hardeman, TN 8:00 PM

St. Francis County, Arkansas, United States

Last updated: 5:13 AM CDT  ·  Refresh
24°C
Feels like 27°
Clear
▲ 36°  /  ▼ 25°
Wind
6 mph SSW
Humidity
84%
Dew Point
22°
Pressure
29.81 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
2%
Sunrise
6:20 AM
Sunset
7:55 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: St. Francis County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2189 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 7:55PM.

Alerts

Heat Advisory
Clay, AR, Greene, AR, Craighead, AR, Poinsett, AR, Mississippi, AR, Cross, AR, Crittenden, AR, St. Francis, AR, Lee, AR, Phillips, AR, Dunklin, MO, Pemiscot, MO, DeSoto, MS, Tunica, MS, Tate, MS, Coahoma, MS, Quitman, MS, Panola, MS, Tallahatchie, MS, Lake, TN, Obion, TN, Weakley, TN, Henry, TN, Dyer, TN, Gibson, TN, Carroll, TN, Benton, TN, Lauderdale, TN, Tipton, TN, Haywood, TN, Crockett, TN, Madison, TN, Chester, TN, Henderson, TN, Decatur, TN, Shelby, TN, Fayette, TN, Hardeman, TN
Expires 8:00 PM
39 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
29°
3%
11 AM
31°
3%
12 PM
32°
3%
1 PM
34°
3%
2 PM
34°
3%
3 PM
35°
3%
4 PM
35°
3%
5 PM
36°
3%
6 PM
34°
3%
7 PM
33°
4%
8 PM
32°
3%
9 PM
31°
3%
10 PM
29°
3%
11 PM
29°
3%
12 AM
29°
3%
1 AM
28°
3%
2 AM
28°
3%
3 AM
28°
3%
4 AM
27°
3%
7-Day Forecast
Today
36° 25°
Clear.
Wed
38° 26°
Mostly Clear.
Thu
39° 26°
Mostly Clear.
Fri
39° 25°
Clear.
Sat
41° 26°
Clear.
Sun
42° 26°
Clear.
Mon
41° 26°
Mostly Clear with a 21% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 24° Clear 3% 6 mph SSW 84%
6 AM 24° Clear 3% 6 mph SSW 82%
7 AM 24° Clear 3% 6 mph SW 83%
8 AM 26° Clear 3% 8 mph SW 78%
9 AM 27° Clear 3% 9 mph SW 72%
10 AM 29° Clear 3% 10 mph SW 67%
11 AM 31° Clear 3% 10 mph SW 61%
12 PM 32° Clear 3% 10 mph SW 56%
1 PM 34° Clear 3% 10 mph SW 52%
2 PM 34° Clear 3% 10 mph SW 50%
3 PM 35° Clear 3% 10 mph SW 49%
4 PM 35° Clear 3% 10 mph SW 48%
5 PM 36° Clear 3% 10 mph SW 52%
6 PM 34° Clear 3% 9 mph SSW 55%
7 PM 33° Clear 4% 8 mph SSW 59%
8 PM 32° Clear 3% 7 mph SSW 61%
9 PM 31° Clear 3% 7 mph SSW 63%
10 PM 29° Clear 3% 7 mph SSW 64%
11 PM 29° Clear 3% 7 mph SSW 66%
12 AM 29° Clear 3% 7 mph SSW 67%
1 AM 28° Clear 3% 8 mph SSW 68%
2 AM 28° Clear 3% 8 mph SSW 68%
3 AM 28° Clear 3% 8 mph SSW 69%
4 AM 27° Clear 3% 9 mph SSW 69%
15-Day Forecast
Today
8/11
Clear
3%
25°
36°
Wed
8/12
Mostly Clear
5%
26°
38°
Thu
8/13
Mostly Clear
3%
26°
39°
Fri
8/14
Clear
3%
25°
39°
Sat
8/15
Clear
3%
26°
41°
Sun
8/16
Clear
7%
26°
42°
Mon
8/17
Mostly Clear
21%
26°
41°
Tue
8/18
Rain
66%
25°
41°
Wed
8/19
Rain
54%
25°
41°
Thu
8/20
Clear
32%
24°
39°
Fri
8/21
Drizzle
60%
23°
40°
Sat
8/22
Drizzle
60%
24°
40°
Sun
8/23
Drizzle
60%
23°
39°
Mon
8/24
Drizzle
60%
23°
38°
Tue
8/25
Drizzle
60%
22°
37°
39
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
39 AQI 7.1 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 39 Good 38 39
Wed 31 Good 31 29
Thu 43 Good 37 43
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 Aug 11, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE696 J/kg
MLCAPE1067 J/kg
MUCAPE1219 J/kg
SBCIN-339 J/kg
MLCIN0 J/kg
Lifted Index-2.7
Kinematics
0–6 km Shear9 kt
0–1 km Shear11 kt
Eff. Shear23 kt
0–1 km SRH36
0–3 km SRH42
Eff. SRH18
Storm Motion7° @ 6 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.3
K-Index30.0
Thermo & Levels
PWAT1.68 in
0–3 km LR4.4 °C/km
700–500 LR6.5 °C/km
Total Totals48.4
LCL973 hPa
LFC606 hPa
EL216 hPa
Freezing Lvl15,971 ft