Note: Mermentau River at Mermentau la has a very small astronomical tide — about 4 cm between high and low water. Day-to-day changes in water level here are driven mainly by wind, air pressure and seiche rather than the tide, so observed levels can differ noticeably from these predictions.
Today — Fri, Sep 11
- Low Tide12:13 PM0.10m (0.3ft) LAT
- High Tide9:00 PM0.12m (0.4ft) LAT
Sat, Sep 12
- Low Tide11:26 AM0.09m (0.3ft) LAT
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Station Details
- Location
- Mermentau River at Mermentau la, Louisiana, United States
- Coordinates
- 30.1900°N, 92.5906°W
- Station ID
- mermentau_river_at_mermentau_la-8012150-usa-usgs
- Type
- Reference (harmonic)
- Timezone
- America/Chicago
- Datum
- MLLW (Mean Lower Low Water)
- Source
- TICON-4 (SHOM)
Tide Chart for Mermentau River at Mermentau la
Sun
Rise
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Set
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Moon
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Tidal Conditions
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Fishing & Tides at Mermentau River at Mermentau la — Friday, September 11
Best fishing times today
- Minor6:41 PM – 7:41 PM
- Major12:15 AM – 2:15 AM
- Minor6:50 AM – 7:50 AM☀ prime
- Major12:33 PM – 2:33 PM
Spring tides — a larger tidal range than usual today
The sun and moon are aligned, so the gap between today's high and low tide is near its monthly peak.
7-Day Tide Table & Forecast for Mermentau River at Mermentau la
Legend — How to read this forecast
High Tide / Low Tide — Predicted peak and trough water levels with time and height.
Sunrise / Sunset — Local times for the station’s timezone.
Moon Phase — Current lunar phase and illumination percentage. New/Full moons correlate with stronger (spring) tides; Quarter moons with weaker (neap) tides.
Spring / Neap — Spring tides (near new/full moon) have larger tidal ranges. Neap tides (near quarter moons) have smaller ranges. Moderate is in between.
Fishing (Solunar) — ★★★★★ 1–5 star rating based on moon phase and lunar distance. Best fishing is typically around new and full moons when the moon is closest (perigee). Major feeding periods occur when the moon is overhead or underfoot.
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