Extreme 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 8:00 PM Coastal Flood Advisory — St. John The Baptist, LA, Southwestern St. Tammany, LA, Lower Tangipahoa, LA, Coastal Jefferson, LA, Lower Lafourche, LA, Lower Terrebonne, LA, Upper St. Charles, LA 4:00 AM

Montegut, Louisiana

Last updated: 5:45 PM CDT  ·  Refresh
30°C
Feels like 37°
Partly Cloudy
▲ 34°  /  ▼ 26°
Wind
10 mph W
Humidity
79%
Dew Point
26°
Pressure
29.78 inHg
Visibility
8 mi
UV Index
4.8
Cloud Cover
58%
Sunrise
6:16 AM
Sunset
8:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Montegut is currently partly cloudy at 30°C. Precipitation is likely — peak probability 67% around 6 PM. Atmospheric instability is elevated (CAPE up to 2407 J/kg) — isolated convective development possible. Sunrise: 6:16AM · Sunset: 8:01PM.

Alerts

Extreme 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
Expires 8:00 PM
Coastal Flood Advisory
St. John The Baptist, LA, Southwestern St. Tammany, LA, Lower Tangipahoa, LA, Coastal Jefferson, LA, Lower Lafourche, LA, Lower Terrebonne, LA, Upper St. Charles, LA
Expires 4:00 AM
60 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
56%
6 PM
30°
67%
7 PM
30°
63%
8 PM
29°
66%
9 PM
29°
45%
10 PM
29°
37%
11 PM
28°
43%
12 AM
28°
24%
1 AM
28°
12%
2 AM
28°
17%
3 AM
28°
18%
4 AM
28°
15%
5 AM
26°
15%
6 AM
27°
14%
7 AM
27°
23%
8 AM
28°
28%
9 AM
27°
29%
10 AM
28°
30%
11 AM
29°
30%
12 PM
30°
34%
1 PM
31°
46%
2 PM
31°
53%
3 PM
30°
53%
4 PM
29°
54%
7-Day Forecast
Today
34° 26°
Partly Cloudy with a 66% chance of rain.
Wed
33° 26°
Overcast with a 81% chance of rain.
Thu
32° 27°
Partly Cloudy with a 73% chance of rain.
Fri
32° 26°
Mostly Cloudy with a 47% chance of rain.
Sat
34° 25°
Mostly Cloudy with a 31% chance of rain.
Sun
34° 25°
Drizzle, 51% chance.
Mon
35° 26°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Partly Cloudy 56% 10 mph W 79%
6 PM 30° Mostly Cloudy 67% 9 mph W 88%
7 PM 30° Rain 63% 7 mph WNW 88%
8 PM 29° Heavy Rain 66% 10 mph WNW 86%
9 PM 29° Partly Cloudy 45% 10 mph WNW 86%
10 PM 29° Partly Cloudy 37% 9 mph NW 86%
11 PM 28° Partly Cloudy 43% 8 mph NW 87%
12 AM 28° Mostly Cloudy 24% 8 mph NW 88%
1 AM 28° Partly Cloudy 12% 8 mph NW 89%
2 AM 28° Partly Cloudy 17% 8 mph NW 90%
3 AM 28° Partly Cloudy 18% 9 mph NW 91%
4 AM 28° Mostly Cloudy 15% 9 mph NW 90%
5 AM 26° Partly Cloudy 15% 11 mph NW 88%
6 AM 27° Mostly Cloudy 14% 12 mph NW 86%
7 AM 27° Mostly Cloudy 23% 13 mph NW 83%
8 AM 28° Overcast 28% 14 mph NNW 80%
9 AM 27° Overcast 29% 14 mph NNW 78%
10 AM 28° Overcast 30% 15 mph NNW 75%
11 AM 29° Overcast 30% 16 mph NNW 72%
12 PM 30° Overcast 34% 16 mph N 70%
1 PM 31° Overcast 46% 16 mph N 71%
2 PM 31° Overcast 53% 16 mph N 72%
3 PM 30° Overcast 53% 16 mph N 74%
4 PM 29° Overcast 54% 16 mph N 77%
15-Day Forecast
Today
7/21
Partly Cloudy
66%
26°
34°
Wed
7/22
Overcast
81%
26°
33°
Thu
7/23
Partly Cloudy
73%
27°
32°
Fri
7/24
Mostly Cloudy
47%
26°
32°
Sat
7/25
Mostly Cloudy
31%
25°
34°
Sun
7/26
Drizzle
51%
25°
34°
Mon
7/27
Drizzle
60%
26°
35°
Tue
7/28
Partly Cloudy
17%
26°
36°
Wed
7/29
Drizzle
60%
26°
36°
Thu
7/30
Drizzle
60%
26°
34°
Fri
7/31
Drizzle
60%
25°
34°
Sat
8/1
Drizzle
60%
25°
34°
Sun
8/2
Drizzle
60%
25°
34°
Mon
8/3
Drizzle
60%
25°
33°
Tue
8/4
Drizzle
60%
25°
34°
60
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
60 AQI 13.7 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 60 Moderate 35 60
Thu 44 Good 34 44
Fri 46 Good 30 46
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 Jul 21, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3138 J/kg
MLCAPE2745 J/kg
MUCAPE3304 J/kg
SBCIN-31 J/kg
MLCIN0 J/kg
Lifted Index-5.2
Kinematics
0–6 km Shear32 kt
0–1 km Shear14 kt
Eff. Shear39 kt
0–1 km SRH33
0–3 km SRH-26
Eff. SRH-26
Storm Motion349° @ 33 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado0.5
STP (eff)0.0
Supercell0.0
K-Index32.6
Thermo & Levels
PWAT2.35 in
0–3 km LR6.0 °C/km
700–500 LR5.2 °C/km
Total Totals44.9
LCL949 hPa
LFC882 hPa
EL129 hPa
Freezing Lvl17,520 ft