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, Lauderdale, TN, Tipton, TN, Haywood, TN, Crockett, TN, Shelby, TN, Fayette, TN 8:00 PM

St. Francis County, Arkansas, United States

Last updated: 11:52 PM CDT  ·  Refresh
27°C
Feels like 29°
Clear
▲ 36°  /  ▼ 18°
Wind
5 mph SSE
Humidity
67%
Dew Point
21°
Pressure
29.76 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
5%
Sunrise
6:34 AM
Sunset
7:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: St. Francis County is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1309 J/kg) — isolated convective development possible. Sunrise: 6:34AM · Sunset: 7:32PM.

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, Lauderdale, TN, Tipton, TN, Haywood, TN, Crockett, TN, Shelby, TN, Fayette, TN
Expires 8:00 PM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
3%
12 AM
26°
3%
1 AM
25°
3%
2 AM
25°
3%
3 AM
24°
3%
4 AM
23°
3%
5 AM
21°
3%
6 AM
21°
3%
7 AM
23°
3%
8 AM
26°
3%
9 AM
29°
3%
10 AM
31°
4%
11 AM
32°
4%
12 PM
33°
4%
1 PM
35°
4%
2 PM
35°
4%
3 PM
36°
4%
4 PM
35°
4%
5 PM
35°
4%
6 PM
34°
4%
7 PM
33°
4%
8 PM
32°
4%
9 PM
29°
4%
10 PM
29°
4%
7-Day Forecast
Tonight
36° 18°
Clear.
Mon
36° 21°
Mostly Clear.
Tue
40° 22°
Mostly Clear.
Wed
40° 22°
Mostly Clear.
Thu
39° 23°
Clear.
Fri
39° 22°
Clear with a 29% chance of rain.
Sat
39° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 3% 5 mph SSE 67%
12 AM 26° Clear 3% 6 mph SSE 67%
1 AM 25° Clear 3% 6 mph SSE 71%
2 AM 25° Clear 3% 6 mph S 74%
3 AM 24° Clear 3% 5 mph S 77%
4 AM 23° Clear 3% 5 mph SSE 80%
5 AM 21° Clear 3% 5 mph SSE 82%
6 AM 21° Clear 3% 5 mph SSE 84%
7 AM 23° Clear 3% 6 mph S 76%
8 AM 26° Clear 3% 7 mph SSW 67%
9 AM 29° Clear 3% 7 mph SSW 58%
10 AM 31° Mostly Clear 4% 7 mph SSW 52%
11 AM 32° Mostly Clear 4% 6 mph SSW 47%
12 PM 33° Partly Cloudy 4% 6 mph SSW 42%
1 PM 35° Partly Cloudy 4% 6 mph S 40%
2 PM 35° Partly Cloudy 4% 6 mph S 38%
3 PM 36° Partly Cloudy 4% 6 mph S 36%
4 PM 35° Mostly Clear 4% 6 mph SSE 38%
5 PM 35° Mostly Clear 4% 6 mph SSE 41%
6 PM 34° Clear 4% 6 mph SSE 43%
7 PM 33° Mostly Clear 4% 6 mph SSE 46%
8 PM 32° Mostly Clear 4% 6 mph SSE 50%
9 PM 29° Mostly Clear 4% 6 mph SSE 54%
10 PM 29° Mostly Clear 4% 6 mph SSE 57%
15-Day Forecast
Today
8/30
Clear
3%
18°
36°
Mon
8/31
Mostly Clear
4%
21°
36°
Tue
9/1
Mostly Clear
3%
22°
40°
Wed
9/2
Mostly Clear
3%
22°
40°
Thu
9/3
Clear
14%
23°
39°
Fri
9/4
Clear
29%
22°
39°
Sat
9/5
Clear
18%
23°
39°
Sun
9/6
Clear
25%
23°
41°
Mon
9/7
Clear
35%
22°
41°
Tue
9/8
Rain
59%
22°
41°
Wed
9/9
Drizzle
60%
18°
37°
Thu
9/10
Drizzle
60%
22°
38°
Fri
9/11
Drizzle
60%
22°
38°
Sat
9/12
Drizzle
60%
22°
38°
Sun
9/13
Drizzle
60%
22°
37°
56
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
56 AQI 11.9 µg/m³
O3
Ground-level ozone
47 AQI 51 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 56 Moderate 47 56
Tue 43 Good 38 43
Wed 43 Good 40 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 Mon Aug 31, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE224 J/kg
MLCAPE779 J/kg
MUCAPE1354 J/kg
SBCIN-580 J/kg
MLCIN-252 J/kg
Lifted Index1.0
Kinematics
0–6 km Shear9 kt
0–1 km Shear9 kt
Eff. Shear19 kt
0–1 km SRH-36
0–3 km SRH4
Eff. SRH55
Storm Motion90° @ 19 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index16.6
Thermo & Levels
PWAT1.58 in
0–3 km LR5.1 °C/km
700–500 LR5.7 °C/km
Total Totals42.6
LCL919 hPa
LFC454 hPa
EL205 hPa
Freezing Lvl17,421 ft