Heat Advisory — Ashley, AR, Chicot, AR, Morehouse, LA, West Carroll, LA, East Carroll, LA, Richland, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Washington, MS, Humphreys, MS, Holmes, MS, Attala, MS, Winston, MS, Noxubee, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Leake, MS, Neshoba, MS, Kemper, MS, Warren, MS, Hinds, MS, Rankin, MS, Scott, MS, Newton, MS, Lauderdale, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Smith, MS, Jasper, MS, Clarke, MS, Jefferson, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS 8:00 PM

Webster County, Mississippi, United States

Last updated: 9:36 AM CDT  ·  Refresh
29°C
Feels like 32°
Mostly Clear
▲ 38°  /  ▼ 22°
Wind
2 mph WNW
Humidity
66%
Dew Point
22°
Pressure
29,56 inHg
Visibility
10 mi
UV Index
7,3
Cloud Cover
13%
Sunrise
6:21 AM
Sunset
7:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Webster County is currently mostly clear at 29°C. Precipitation is likely — peak probability 58% around 4 PM. Atmospheric instability is elevated (CAPE up to 1959 J/kg) — isolated convective development possible. Sunrise: 6:21AM · Sunset: 7:39PM.

Alerts

Heat Advisory
Ashley, AR, Chicot, AR, Morehouse, LA, West Carroll, LA, East Carroll, LA, Richland, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Washington, MS, Humphreys, MS, Holmes, MS, Attala, MS, Winston, MS, Noxubee, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Leake, MS, Neshoba, MS, Kemper, MS, Warren, MS, Hinds, MS, Rankin, MS, Scott, MS, Newton, MS, Lauderdale, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Smith, MS, Jasper, MS, Clarke, MS, Jefferson, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS
Expires 8:00 PM
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
3%
10 AM
31°
40%
11 AM
33°
39%
12 PM
34°
39%
1 PM
36°
38%
2 PM
35°
52%
3 PM
33°
49%
4 PM
32°
57%
5 PM
32°
43%
6 PM
31°
44%
7 PM
29°
23%
8 PM
28°
17%
9 PM
25°
17%
10 PM
24°
8%
11 PM
24°
5%
12 AM
24°
5%
1 AM
23°
3%
2 AM
23°
3%
3 AM
23°
3%
4 AM
22°
3%
5 AM
22°
3%
6 AM
22°
3%
7 AM
22°
3%
8 AM
24°
5%
7-Day Forecast
Today
38° 22°
Partly Cloudy with a 49% chance of rain.
Wed
41° 22°
Partly Cloudy with a 36% chance of rain.
Thu
41° 23°
Clear with a 57% chance of rain.
Fri
38° 21°
Partly Cloudy with a 28% chance of rain.
Sat
38° 19°
Rain, 30% chance.
Sun
39° 18°
Drizzle, 43% chance.
Mon
37° 17°
Rain, 55% chance.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 3% 2 mph WNW 66%
10 AM 31° Clear 40% 3 mph WNW 56%
11 AM 33° Clear 39% 4 mph WNW 50%
12 PM 34° Clear 39% 6 mph WNW 44%
1 PM 36° Mostly Clear 38% 5 mph NW 46%
2 PM 35° Partly Cloudy 52% 6 mph NW 52%
3 PM 33° Mostly Cloudy 49% 7 mph NNW 61%
4 PM 32° Mostly Cloudy 57% 7 mph N 66%
5 PM 32° Partly Cloudy 43% 5 mph N 69%
6 PM 31° Partly Cloudy 44% 5 mph N 75%
7 PM 29° Partly Cloudy 23% 4 mph NNE 80%
8 PM 28° Mostly Clear 17% 3 mph E 82%
9 PM 25° Mostly Clear 17% 4 mph ESE 84%
10 PM 24° Mostly Clear 8% 4 mph SE 86%
11 PM 24° Mostly Clear 5% 4 mph SSE 87%
12 AM 24° Mostly Clear 5% 4 mph SSE 89%
1 AM 23° Partly Cloudy 3% 4 mph SSE 88%
2 AM 23° Mostly Clear 3% 4 mph S 89%
3 AM 23° Mostly Clear 3% 3 mph S 91%
4 AM 22° Mostly Clear 3% 3 mph SSW 91%
5 AM 22° Mostly Clear 3% 3 mph SSW 91%
6 AM 22° Mostly Clear 3% 3 mph SSW 91%
7 AM 22° Partly Cloudy 3% 3 mph SW 86%
8 AM 24° Partly Cloudy 5% 4 mph SW 78%
15-Day Forecast
Today
8/18
Partly Cloudy
49%
22°
38°
Wed
8/19
Partly Cloudy
36%
22°
41°
Thu
8/20
Clear
57%
23°
41°
Fri
8/21
Partly Cloudy
28%
21°
38°
Sat
8/22
Rain
30%
19°
38°
Sun
8/23
Drizzle
43%
18°
39°
Mon
8/24
Rain
55%
17°
37°
Tue
8/25
Drizzle
43%
18°
39°
Wed
8/26
Drizzle
44%
20°
39°
Thu
8/27
Drizzle
51%
19°
34°
Fri
8/28
Drizzle
60%
13°
37°
Sat
8/29
Clear
25%
19°
36°
Sun
8/30
Drizzle
60%
19°
36°
Mon
8/31
Drizzle
60%
20°
36°
Tue
9/1
Drizzle
60%
20°
36°
51
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
51 AQI 9.3 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 51 Moderate 40 51
Thu 51 Moderate 39 51
Fri 52 Moderate 36 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 mar. août 18, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1479 J/kg
MLCAPE726 J/kg
MUCAPE1479 J/kg
SBCIN-174 J/kg
MLCIN-202 J/kg
Lifted Index-4.3
Kinematics
0–6 km Shear15 kt
0–1 km Shear15 kt
Eff. Shear12 kt
0–1 km SRH91
0–3 km SRH125
Eff. SRH125
Storm Motion343° @ 21 kt
0–1 km EHI0.8
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.1
Thermo & Levels
PWAT1.70 in
0–3 km LR6.1 °C/km
700–500 LR5.8 °C/km
Total Totals44.0
LCL911 hPa
LFC757 hPa
EL172 hPa
Freezing Lvl14,744 ft