Slidell, Louisiana Weather
Slidell, Louisiana — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Slidell, St. Tammany Parish.
Tides, marine forecast and fishing conditions near Slidell. Tide source:
Full aviation weather for Slidell is published on the Slidell Airport (KASD) page, 9 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. 6 airfields within reach of Slidell 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 Slidell: Picayune Municipal Airport (KMJD) 27 km · St. Tammany Regional Airport (KL31) 28 km · Stennis International Airport (KHSA) 33 km · Lakefront Airport (KNEW) 35 km · New Orleans NAS JRB/Alvin Callender Field (KNBG) 56 km
Conditions reported at KASD describe the airfield itself. Weather 9 km away can differ, particularly in terrain or near the coast. For conditions at Slidell specifically, see the current conditions and forecast above.
About Slidell, Louisiana
Slidell breathes the humid air of the Louisiana coast, a place where the land itself seems to sigh with the nearby waters. It lies 17.9 miles east-south-east of Mandeville, LA (from Mandeville, LA: bearing 109°T), and is situated 3.4 miles north-north-east of Eden Isle. The terrain here is flat and low-lying, a mosaic of cypress swamps, tidal marshes, and pine flatwoods that hum with the ceaseless activity of insects and birds. Ancient oaks, draped in Spanish moss, stand sentinel along the edges of bayous, their roots anchoring them to the rich, dark earth. The sky overhead can shift with astonishing speed, from a brilliant, almost blinding blue to a bruised, dramatic grey, often punctuated by the vibrant green of the surrounding vegetation. The very feel of Slidell is one of gentle saturation, a place where water is never far from mind, influencing the scent of the air and the slow, deliberate pace of life. The history of Slidell is inextricably linked to the waterways that define its geography, from the Pearl River to the vast expanse of Lake Pontchartrain. This area, once the domain of indigenous tribes and later a strategic point for Spanish and French explorers, found its modern identity in the late 19th century, spurred by the arrival of the railroad. The local economy, historically rooted in timber and fishing, has broadened to encompass a diverse range of industries and a growing retail sector, though the spirit of the waterman and the lumberjack still whispers through the community. Notable attractions like the Tammany Trace, a scenic multi-use trail, and the honey Island Swamp, a labyrinthine natural wonder, draw visitors seeking an authentic taste of the bayou country, a region that feels both ancient and vibrantly alive.
Live animated radar for Slidell 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 | Slidell, St. Tammany Parish, Louisiana |
| Coordinates | 30.275194°N, 89.781174°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 70458, 70460, 70459, 70461, 70469 |
| Area Code | 985 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Slidell, Louisiana Weather Page
This page provides live weather conditions and forecasts for Slidell, 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 Slidell includes coordinates 30.275194°N, 89.781174°W, situated in St. Tammany Parish. ZIP code 70458, 70460, 70459, 70461, 70469. Telephone area code: 985. 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.
