Dense Fog Advisory — 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 11:00 AM Fire Weather Watch 8:00 PM

MSZ031

Last updated: 2:46 AM CDT  ·  Refresh
21°C
Feels like 23°
Mostly Clear
▲ 33°  /  ▼ 19°
Wind
3 mph SE
Humidity
88%
Dew Point
19°
Pressure
30.00 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
18%
Sunrise
7:06 AM
Sunset
6:33 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: MSZ031 is currently mostly clear at 21°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:06AM · Sunset: 6:33PM.

Alerts

Dense Fog Advisory
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 11:00 AM
Fire Weather Watch
Expires 8:00 PM
77 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
6%
3 AM
21°
3%
4 AM
21°
4%
5 AM
18°
9%
6 AM
17°
11%
7 AM
18°
13%
8 AM
20°
15%
9 AM
23°
15%
10 AM
25°
15%
11 AM
27°
6%
12 PM
28°
6%
1 PM
32°
7%
2 PM
32°
7%
3 PM
33°
7%
4 PM
32°
7%
5 PM
32°
3%
6 PM
30°
3%
7 PM
29°
3%
8 PM
28°
3%
9 PM
26°
3%
10 PM
25°
3%
11 PM
25°
3%
12 AM
24°
3%
1 AM
23°
3%
7-Day Forecast
Today
33° 19°
Mostly Clear.
Fri
32° 14°
Mostly Cloudy with a 36% chance of rain.
Sat
26° 9°
Clear.
Sun
25° 8°
Clear.
Mon
29° 14°
Clear.
Tue
31° 13°
Clear.
Wed
32° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Clear 6% 3 mph SE 88%
3 AM 21° Mostly Clear 3% 3 mph ESE 88%
4 AM 21° Mostly Clear 4% 3 mph E 90%
5 AM 18° Mostly Clear 9% 3 mph E 91%
6 AM 17° Mostly Clear 11% 3 mph E 92%
7 AM 18° Mostly Clear 13% 3 mph E 90%
8 AM 20° Partly Cloudy 15% 4 mph ESE 84%
9 AM 23° Partly Cloudy 15% 4 mph ESE 77%
10 AM 25° Mostly Clear 15% 5 mph ESE 69%
11 AM 27° Mostly Clear 6% 6 mph ESE 61%
12 PM 28° Mostly Clear 6% 6 mph SE 53%
1 PM 32° Mostly Clear 7% 6 mph SE 47%
2 PM 32° Clear 7% 7 mph SE 44%
3 PM 33° Clear 7% 8 mph SE 41%
4 PM 32° Clear 7% 8 mph SE 44%
5 PM 32° Clear 3% 7 mph SE 51%
6 PM 30° Clear 3% 6 mph ESE 58%
7 PM 29° Clear 3% 6 mph ESE 64%
8 PM 28° Clear 3% 6 mph SE 69%
9 PM 26° Clear 3% 6 mph SE 74%
10 PM 25° Mostly Clear 3% 5 mph SE 77%
11 PM 25° Mostly Clear 3% 5 mph SE 80%
12 AM 24° Partly Cloudy 3% 4 mph SE 82%
1 AM 23° Partly Cloudy 3% 3 mph SE 84%
15-Day Forecast
Today
10/15
Mostly Clear
15%
19°
33°
Fri
10/16
Mostly Cloudy
36%
14°
32°
Sat
10/17
Clear
3%
9°
26°
Sun
10/18
Clear
3%
8°
25°
Mon
10/19
Clear
16%
14°
29°
Tue
10/20
Clear
8%
13°
31°
Wed
10/21
Clear
3%
16°
32°
Thu
10/22
Clear
3%
14°
32°
Fri
10/23
Drizzle
44%
14°
32°
Sat
10/24
Drizzle
51%
16°
32°
Sun
10/25
Drizzle
60%
16°
31°
Mon
10/26
Drizzle
60%
14°
29°
Tue
10/27
Drizzle
60%
14°
28°
Wed
10/28
Drizzle
60%
14°
29°
Thu
10/29
Clear
60%
13°
29°
77
Moderate
U.S. Air Quality Index · Dominant: O3
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
55 AQI 11.4 µg/m³
O3
Ground-level ozone
Dominant
77 AQI 64 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 77 Moderate 77 55
Fri 58 Moderate 58 58
Sat 51 Moderate 40 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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Thu Oct 15, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE17 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index4.8
Kinematics
0–6 km Shear17 kt
0–1 km Shear16 kt
Eff. Shear—
0–1 km SRH-32
0–3 km SRH9
Eff. SRH—
Storm Motion137° @ 23 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-6.2
Thermo & Levels
PWAT0.83 in
0–3 km LR3.0 °C/km
700–500 LR6.0 °C/km
Total Totals24.6
LCL991 hPa
LFC—
EL—
Freezing Lvl15,640 ft