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

Washington County, Mississippi, United States

Last updated: 9:38 AM CDT  ·  Refresh
31°C
Feels like 32°
Mostly Clear
▲ 41°  /  ▼ 24°
Wind
5 mph W
Humidity
52%
Dew Point
21°
Pressure
29.91 inHg
Visibility
10 mi
UV Index
7.2
Cloud Cover
21%
Sunrise
6:28 AM
Sunset
7:45 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Washington County is currently mostly clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1547 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 7:45PM.

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
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
4%
10 AM
33°
23%
11 AM
35°
23%
12 PM
37°
23%
1 PM
39°
23%
2 PM
39°
26%
3 PM
39°
35%
4 PM
39°
29%
5 PM
39°
17%
6 PM
38°
17%
7 PM
36°
10%
8 PM
33°
10%
9 PM
30°
10%
10 PM
29°
10%
11 PM
28°
10%
12 AM
28°
5%
1 AM
27°
5%
2 AM
27°
5%
3 AM
27°
5%
4 AM
26°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
26°
21%
8 AM
28°
24%
7-Day Forecast
Today
41° 24°
Mostly Clear with a 35% chance of rain.
Wed
42° 24°
Mostly Clear with a 50% chance of rain.
Thu
42° 23°
Clear with a 47% chance of rain.
Fri
39° 22°
Partly Cloudy with a 21% chance of rain.
Sat
39° 22°
Rain, 30% chance.
Sun
41° 20°
Drizzle, 43% chance.
Mon
39° 21°
Drizzle, 44% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Clear 4% 5 mph W 52%
10 AM 33° Clear 23% 6 mph W 45%
11 AM 35° Mostly Clear 23% 7 mph W 39%
12 PM 37° Mostly Clear 23% 8 mph WNW 33%
1 PM 39° Mostly Clear 23% 8 mph W 30%
2 PM 39° Mostly Clear 26% 8 mph W 29%
3 PM 39° Mostly Clear 35% 7 mph W 29%
4 PM 39° Mostly Clear 29% 6 mph W 30%
5 PM 39° Mostly Clear 17% 5 mph WSW 31%
6 PM 38° Mostly Clear 17% 4 mph SW 35%
7 PM 36° Mostly Clear 10% 4 mph S 43%
8 PM 33° Partly Cloudy 10% 6 mph S 52%
9 PM 30° Partly Cloudy 10% 8 mph S 59%
10 PM 29° Partly Cloudy 10% 8 mph S 64%
11 PM 28° Partly Cloudy 10% 7 mph S 69%
12 AM 28° Partly Cloudy 5% 7 mph S 73%
1 AM 27° Partly Cloudy 5% 6 mph SSW 71%
2 AM 27° Mostly Clear 5% 6 mph SSW 72%
3 AM 27° Mostly Clear 5% 7 mph SW 72%
4 AM 26° Mostly Clear 3% 7 mph SW 74%
5 AM 24° Mostly Clear 3% 7 mph SW 76%
6 AM 24° Mostly Clear 3% 6 mph SW 78%
7 AM 26° Mostly Clear 21% 8 mph SW 73%
8 AM 28° Mostly Clear 24% 9 mph SW 64%
15-Day Forecast
Today
8/18
Mostly Clear
35%
24°
41°
Wed
8/19
Mostly Clear
50%
24°
42°
Thu
8/20
Clear
47%
23°
42°
Fri
8/21
Partly Cloudy
21%
22°
39°
Sat
8/22
Rain
30%
22°
39°
Sun
8/23
Drizzle
43%
20°
41°
Mon
8/24
Drizzle
44%
21°
39°
Tue
8/25
Drizzle
43%
21°
41°
Wed
8/26
Drizzle
44%
23°
39°
Thu
8/27
Clear
44%
23°
36°
Fri
8/28
Drizzle
60%
16°
37°
Sat
8/29
Drizzle
60%
22°
36°
Sun
8/30
Drizzle
60%
21°
36°
Mon
8/31
Clear
60%
21°
36°
Tue
9/1
Drizzle
60%
21°
36°
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
41 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 56 Moderate 41 56
Thu 57 Moderate 47 57
Fri 58 Moderate 42 58
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 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
SBCAPE1036 J/kg
MLCAPE421 J/kg
MUCAPE1175 J/kg
SBCIN-234 J/kg
MLCIN-238 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear10 kt
0–1 km Shear17 kt
Eff. Shear10 kt
0–1 km SRH83
0–3 km SRH47
Eff. SRH47
Storm Motion337° @ 19 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.4
Thermo & Levels
PWAT1.84 in
0–3 km LR6.6 °C/km
700–500 LR6.0 °C/km
Total Totals46.5
LCL886 hPa
LFC740 hPa
EL198 hPa
Freezing Lvl15,213 ft