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WeatherLive › Louisiana › Port Sulphur

Port Sulphur, LA Weather (70083)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherPort Sulphur · 11:17 PM CDT
29° | 25°
25°C
Feels like 29°
Partly cloudy
WindW 2 mph · Gusts 7 mph
Precip84% · 0.52 in
Humidity84% · Dew point 22°
UV index9 Very high
Air Quality48 Good
Pressure29.94 inHg
Visibility6 mi
Sunrise / Sunset6:33 AM · 7:26 PM · 12h 53m

Weather map — Port Sulphur

Full radar →
Now
25°
44%
2 mph
00:00
24°
48%
1 mph
01:00
24°
47%
0 mph
02:00
24°
47%
1 mph
03:00
24°
47%
1 mph
04:00
24°
41%
2 mph
05:00
24°
49%
3 mph
06:00
24°
28%
4 mph
07:00
24°
0.03 in
6 mph
08:00
25°
53%
6 mph
09:00
27°
44%
6 mph
10:00
28°
0.06 in
7 mph
11:00
30°
15%
8 mph
12:00
31°
0.02 in
8 mph
13:00
31°
0.02 in
8 mph
14:00
32°
36%
9 mph
15:00
31°
13%
11 mph
16:00
31°
13%
9 mph
17:00
30°
13%
6 mph
18:00
30°
14%
6 mph
19:00
28°
24%
6 mph
20:00
27°
17%
6 mph
21:00
27°
18%
7 mph
22:00
27°
19%
6 mph

Today · Thu 8/27

High 29°
84% / 0.52 in

Drizzle. Winds NE at 12 mph.

Tonight · Thu 8/27

Low 24°
48% / 0.01 in

Partly cloudy. Winds W at 1 mph.

Tomorrow · Fri 8/28

32° | 24°
80% / 0.24 in

Mostly cloudy. Winds E at 11 mph.

7-day trend

Port Sulphur · temperature + precipitation

10-day forecast

Updated 11:17 PM

Details & indices

Wind
2 mph W
Gusts 7 mph
Humidity
84%
Dew point 22°
Pressure
29.94 inHg
Rising
UV index
9 — Very high
High today
Air Quality
Good
AQI 48 · US EPA
Allergy
Low
Ragweed
Visibility
6 mi
Clear view
Allergy — Port Sulphur

🌿 Conditions right now

View all →
Birch
None
Grass
Low
Oak
None
Alder
None
Hazel
None
Mugwort
Low
Ragweed
Moderate

Sun & moon

Sunrise6:33 AM
Sunset7:26 PM
Length of day12h 53m
Moonrise7:16 PM
Moonset5:57 AM
Moon phase🌕 Full Moon · 100%
Next full moonAug 27 Sturgeon Moon
Latitude29.4805°N
Longitude-89.6940°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Poor
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
New Orleans
Mostly cloudy
25°
Baton Rouge
Mostly cloudy
26° 🌤️
Shreveport
—
—
Data sources · Thursday, August 27
Where the Port Sulphur forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 29.4805°N, -89.6940°.
NBM + global weather models
Updated: 11:17 PM
ZIP codes in Port Sulphur
📮
70038
Port Sulphur
 📮
70041
Port Sulphur
 📮
70050
Port Sulphur
 📮
70081
Port Sulphur
 📮
70082
Port Sulphur
 📮
70083
Port Sulphur
 📮
70091
Port Sulphur
Weather in Port Sulphur
Over the next 10 days Port Sulphur tops out around 34° (Saturday) and dips to 24° on the coolest night (Friday). Models drop roughly 1.4 in of precipitation across the stretch — watch Thursday (84%). The NWS alert board for this area is currently clear. Right now Port Sulphur is running about 52° warmer than New Orleans. Longer view: humid-subtropical — long summers, mild winters, spring storm season.
Port Sulphur, LA · Elev 3 ft · 29.48°N, 89.69°W · Louisiana · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 11:17 PM