Extreme Heat Warning — Chicot, AR, West Carroll, LA, East Carroll, LA, Madison, 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: 1:17 AM CDT  ·  Refresh
29°C
Feels like 31°
Mostly Clear
▲ 42°  /  ▼ 24°
Wind
7 mph SSW
Humidity
66%
Dew Point
23°
Pressure
29.89 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
15%
Sunrise
6:27 AM
Sunset
7:47 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Washington County is currently mostly clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1520 J/kg) — isolated convective development possible. Sunrise: 6:27AM · Sunset: 7:47PM.

Alerts

Extreme Heat Warning
Chicot, AR, West Carroll, LA, East Carroll, LA, Madison, 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
59 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
11%
2 AM
28°
11%
3 AM
28°
12%
4 AM
27°
12%
5 AM
26°
12%
6 AM
25°
12%
7 AM
26°
12%
8 AM
27°
13%
9 AM
30°
13%
10 AM
32°
5%
11 AM
34°
5%
12 PM
37°
3%
1 PM
40°
3%
2 PM
41°
5%
3 PM
41°
5%
4 PM
41°
23%
5 PM
41°
24%
6 PM
40°
24%
7 PM
39°
24%
8 PM
35°
25%
9 PM
31°
25%
10 PM
29°
15%
11 PM
29°
5%
12 AM
29°
5%
7-Day Forecast
Today
42° 24°
Mostly Clear with a 24% chance of rain.
Tue
42° 24°
Partly Cloudy with a 51% chance of rain.
Wed
43° 23°
Clear with a 57% chance of rain.
Thu
41° 23°
Clear with a 58% chance of rain.
Fri
40° 21°
Rain, 64% chance.
Sat
40° 23°
Drizzle, 52% chance.
Sun
41° 23°
Rain.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 11% 7 mph SSW 66%
2 AM 28° Mostly Clear 11% 8 mph SSW 66%
3 AM 28° Mostly Clear 12% 8 mph SSW 69%
4 AM 27° Clear 12% 8 mph SW 70%
5 AM 26° Mostly Clear 12% 8 mph SW 71%
6 AM 25° Mostly Clear 12% 8 mph SW 72%
7 AM 26° Mostly Clear 12% 8 mph WSW 71%
8 AM 27° Mostly Clear 13% 10 mph WSW 63%
9 AM 30° Mostly Clear 13% 10 mph W 54%
10 AM 32° Mostly Clear 5% 10 mph W 47%
11 AM 34° Mostly Clear 5% 10 mph W 39%
12 PM 37° Mostly Clear 3% 10 mph W 32%
1 PM 40° Clear 3% 10 mph W 26%
2 PM 41° Mostly Clear 5% 10 mph W 25%
3 PM 41° Mostly Clear 5% 10 mph W 24%
4 PM 41° Mostly Clear 23% 9 mph WSW 24%
5 PM 41° Mostly Clear 24% 9 mph WSW 26%
6 PM 40° Mostly Clear 24% 9 mph WSW 28%
7 PM 39° Mostly Clear 24% 8 mph WSW 32%
8 PM 35° Mostly Clear 25% 7 mph WSW 41%
9 PM 31° Mostly Clear 25% 6 mph WSW 49%
10 PM 29° Mostly Clear 15% 6 mph SW 55%
11 PM 29° Mostly Clear 5% 5 mph SW 58%
12 AM 29° Clear 5% 5 mph SSW 61%
15-Day Forecast
Today
8/17
Mostly Clear
24%
24°
42°
Tue
8/18
Partly Cloudy
51%
24°
42°
Wed
8/19
Clear
57%
23°
43°
Thu
8/20
Clear
58%
23°
41°
Fri
8/21
Rain
64%
21°
40°
Sat
8/22
Drizzle
52%
23°
40°
Sun
8/23
Rain
18%
23°
41°
Mon
8/24
Rain
68%
23°
39°
Tue
8/25
Thunderstorm
44%
24°
39°
Wed
8/26
Drizzle
60%
25°
39°
Thu
8/27
Drizzle
60%
24°
39°
Fri
8/28
Drizzle
60%
23°
39°
Sat
8/29
Drizzle
60%
23°
38°
Sun
8/30
Drizzle
60%
23°
38°
Mon
8/31
Drizzle
60%
23°
38°
59
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
59 AQI 13.7 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 59 Moderate 32 59
Tue 56 Moderate 39 56
Wed 58 Moderate 39 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 Mon Aug 17, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1015 J/kg
MLCAPE1079 J/kg
MUCAPE1739 J/kg
SBCIN-355 J/kg
MLCIN-183 J/kg
Lifted Index-3.0
Kinematics
0–6 km Shear5 kt
0–1 km Shear10 kt
Eff. Shear12 kt
0–1 km SRH20
0–3 km SRH64
Eff. SRH99
Storm Motion109° @ 11 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.9
Thermo & Levels
PWAT1.74 in
0–3 km LR5.6 °C/km
700–500 LR5.7 °C/km
Total Totals44.9
LCL927 hPa
LFC729 hPa
EL186 hPa
Freezing Lvl16,781 ft