Excessive Heat Watch 8:00 PM Excessive Heat Warning — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 8:00 PM Extreme Heat Watch 8:00 PM

Washington Parish, Louisiana, United States

Last updated: 10:04 PM CDT  ·  Refresh
30°C
Feels like 34°
Clear
▲ 36°  /  ▼ 23°
Wind
5 mph SSW
Humidity
66%
Dew Point
22°
Pressure
29.88 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
6:26 AM
Sunset
7:42 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Washington Parish is currently clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2185 J/kg) — isolated convective development possible. Sunrise: 6:26AM · Sunset: 7:42PM.

Alerts

Excessive Heat Watch
Expires 8:00 PM
Excessive Heat Warning
Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 8:00 PM
Extreme Heat Watch
Expires 8:00 PM
44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
3%
11 PM
29°
14%
12 AM
28°
14%
1 AM
27°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
25°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
23°
3%
8 AM
26°
5%
9 AM
29°
10%
10 AM
32°
10%
11 AM
33°
10%
12 PM
35°
14%
1 PM
38°
14%
2 PM
38°
17%
3 PM
37°
17%
4 PM
36°
18%
5 PM
36°
18%
6 PM
35°
12%
7 PM
34°
12%
8 PM
34°
5%
9 PM
30°
5%
7-Day Forecast
Tonight
36° 23°
Clear.
Sun
38° 23°
Partly Cloudy.
Mon
41° 24°
Partly Cloudy with a 43% chance of rain.
Tue
40° 23°
Clear with a 64% chance of rain.
Wed
41° 23°
Drizzle, 50% chance.
Thu
40° 22°
Rain, 61% chance.
Fri
40° 22°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Clear 3% 5 mph SSW 66%
11 PM 29° Clear 14% 5 mph SSW 72%
12 AM 28° Clear 14% 5 mph SSW 76%
1 AM 27° Clear 3% 5 mph SSW 82%
2 AM 26° Clear 3% 4 mph SW 86%
3 AM 26° Clear 3% 4 mph SW 91%
4 AM 25° Clear 3% 4 mph WSW 93%
5 AM 23° Clear 3% 4 mph W 93%
6 AM 23° Clear 3% 4 mph W 92%
7 AM 23° Mostly Clear 3% 4 mph WNW 90%
8 AM 26° Clear 5% 6 mph WNW 79%
9 AM 29° Clear 10% 6 mph NW 68%
10 AM 32° Clear 10% 6 mph NW 59%
11 AM 33° Mostly Clear 10% 5 mph NW 53%
12 PM 35° Mostly Clear 14% 3 mph NNW 46%
1 PM 38° Partly Cloudy 14% 2 mph NNW 41%
2 PM 38° Partly Cloudy 17% 2 mph NW 42%
3 PM 37° Mostly Cloudy 17% 3 mph SSW 44%
4 PM 36° Mostly Cloudy 18% 4 mph S 47%
5 PM 36° Mostly Cloudy 18% 4 mph SSW 50%
6 PM 35° Partly Cloudy 12% 3 mph SSW 53%
7 PM 34° Partly Cloudy 12% 4 mph SW 56%
8 PM 34° Partly Cloudy 5% 4 mph SW 60%
9 PM 30° Partly Cloudy 5% 4 mph SW 64%
15-Day Forecast
Today
8/15
Clear
3%
23°
36°
Sun
8/16
Partly Cloudy
18%
23°
38°
Mon
8/17
Partly Cloudy
43%
24°
41°
Tue
8/18
Clear
64%
23°
40°
Wed
8/19
Drizzle
50%
23°
41°
Thu
8/20
Rain
61%
22°
40°
Fri
8/21
Rain
63%
22°
40°
Sat
8/22
Rain
63%
22°
37°
Sun
8/23
Rain
44%
20°
38°
Mon
8/24
Drizzle
44%
21°
38°
Tue
8/25
Drizzle
36%
20°
39°
Wed
8/26
Drizzle
60%
23°
39°
Thu
8/27
Drizzle
60%
23°
38°
Fri
8/28
Drizzle
60%
23°
38°
Sat
8/29
Drizzle
60%
23°
37°
44
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
44 AQI 7.9 µg/m³
O3
Ground-level ozone
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 30 44
Mon 42 Good 27 42
Tue 51 Moderate 29 51
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 Sun Aug 16, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE944 J/kg
MLCAPE1583 J/kg
MUCAPE2236 J/kg
SBCIN-250 J/kg
MLCIN-94 J/kg
Lifted Index-3.7
Kinematics
0–6 km Shear19 kt
0–1 km Shear3 kt
Eff. Shear18 kt
0–1 km SRH15
0–3 km SRH43
Eff. SRH80
Storm Motion86° @ 17 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index6.7
Thermo & Levels
PWAT1.46 in
0–3 km LR5.7 °C/km
700–500 LR6.5 °C/km
Total Totals44.4
LCL901 hPa
LFC667 hPa
EL204 hPa
Freezing Lvl16,568 ft