Port Sulphur, Louisiana Weather
Port Sulphur, Louisiana — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast, soil and crop conditions for Port Sulphur, Plaquemines Parish.
Tides, marine forecast and fishing conditions near Port Sulphur. Tide source:
Full aviation weather for Port Sulphur is published on the New Orleans NAS JRB/Alvin Callender Field (KNBG) page, 51 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 2 airfields within reach of Port Sulphur have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near Port Sulphur: South Lafourche Leonard Miller Jr Airport (KGAO) 55 km
Conditions reported at KNBG describe the airfield itself. Weather 51 km away can differ, particularly in terrain or near the coast. For conditions at Port Sulphur specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Port Sulphur.
About Port Sulphur, Louisiana
Port Sulphur lies low, a testament to the persistent embrace of the Mississippi River and the Gulf of Mexico. It lies 37.9 miles south-east of Marrero, LA (from Marrero, LA: bearing 140°T), and is situated 8.7 miles north-west of Empire. Here, the land is a damp, verdant sprawl, where cypress knees punctuate the muddy banks and the air hangs thick with the brine of salt marshes and the sweet decay of marsh grass. The sky is a vast, often bruised canvas, bleeding into the hazy horizon where the muddy river, a restless brown serpent, finally surrenders its silt to the sea. Life in Port Sulphur moves with the languid, deliberate flow of the tides, punctuated by the distant hum of industry and the squawk of unseen marsh birds. The history of Port Sulphur is inextricably linked to the bounty and the brute force of its watery domain. Once a vital hub for sulphur extraction, the very ground here bears the imprint of that industrial past, a reminder of the raw materials wrested from the earth. Today, the economy is a more diffuse, yet equally dependent, affair, anchored by the enduring presence of oil and gas operations that stretch like skeletal fingers across the landscape, and the continued, though changed, fishing traditions that have sustained generations. The waterways, a labyrinth of bayous and channels, are not just scenery; they are the arteries of commerce and sustenance, carrying the lifeblood of Port Sulphur from its docks to the wider world.
Live animated radar for Port Sulphur and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Port Sulphur, Plaquemines Parish, Louisiana |
| Coordinates | 29.480495°N, 89.693953°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 70083 |
| Area Code | 504 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Port Sulphur, Louisiana Weather Page
This page provides live weather conditions and forecasts for Port Sulphur, Louisiana, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Port Sulphur includes coordinates 29.480495°N, 89.693953°W, situated in Plaquemines Parish. ZIP code 70083. Telephone area code: 504. Timezone: Central Time (America/Chicago).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
