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Avila Beach (Port San Luis) tide times · NOAA station Port San Luis

 

Tide chart · today

The next 7 days

Avila Beach (Port San Luis) at a glance

Tides
Twice a day, unequal
Typical range
5.3 fthigh to low
Highest of 2027
6.9 ftSat, Jul 3
Lowest of 2027
-1.8 ftThu, Jan 21
Record high
7.6 ftJan 18, 1973
High water after the moon
10 h 14 min

The tide at Avila Beach (Port San Luis)

Pattern
Mixed, mainly twice-daily
Two highs and two lows on most days, but unequal ones. On average the higher high stands 1.4 ft above the lower high, and the lower low sits 2.1 ft below the higher low. Form number 0.90.
Typical range
5.3 ft from the higher high to the lower low on an average day (1.62 m) - a bigger range than 67% of the 235 places on this site. The mean range, high to low, is 3.6 ft.
After the moon
High water comes about 10 h 14 min after the moon is highest in the sky.

2027: the biggest and smallest tides

The highest tides of 2027 - the king tides
Sat, Jul 39:44 pm6.9 ft
Sun, Aug 19:37 pm6.8 ft
Thu, Jan 218:10 am6.8 ft
The lowest tides of 2027
Thu, Jan 213:37 pm-1.8 ftin daylight
Sun, Jul 45:19 am-1.7 ftin the dark
Sun, Jun 66:22 am-1.7 ftin daylight
The lowest tides of 2027 in daylight - for tide pools
Thu, Jan 213:37 pm-1.8 ft
Sun, Jun 66:22 am-1.7 ft
Mon, Jul 56:03 am-1.7 ft

186 low tides in 2027 drop below zero - below the average lower low water - and uncover more shore than usual.

Records

Highest water recorded
7.6 ft (2.33 m) on Jan 18, 1973 - 2.3 ft above the average higher high.
Lowest water recorded
-2.4 ft (-0.73 m) on Jan 7, 1951.
Highest tide the moon and sun can raise
7.1 ft (2.17 m) - the highest astronomical tide in NOAA’s 19-year cycle, which fell on Dec 5, 2025.

Tide times nearby

Heights are above mean lower low water (MLLW), the zero of US charts; times are local. The year’s tides are NOAA’s official predictions - wind and air pressure can move the real water a foot or more. Form number: (K1+O1)/(M2+S2) from NOAA’s harmonic constants - below 0.25 twice-daily, above 3 once-daily. California, 35.169°N 120.754°W. Predictions and records: NOAA CO-OPS, station 9412110. Not for navigation or safety. For a boat, a crossing of sand that floods, or a swim, use the official tables and local advice. No ads, no tracking.