Know the Tide

Know the tide.

West Coast

Montezuma Slough Bridge

California · NOAA station 9415402 · Tide predictions

· Pacific Time · Feet / MLLW (mean lower low water)

38.1867, -121.9800

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48-hour outlook

Drag across the curve to inspect any time. Weather icons show the forecast at each high tide.

The next seven days

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H = high tide · L = low tide · highs & lows in local time

On the water nearby

San Francisco Bar, CA (142) buoy · 45 mi SW · Station 46237
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Nearby tide stations

Plan ahead

2027 tide extremes for this station

Highest predicted high tide: 6.2 ft — Sun Jul 4 · 2:06 AM

Lowest predicted low tide: -0.6 ft — Fri Jan 22 · 9:32 PM

Biggest single-day swing: 6.6 ft on Sun Jul 4

Best daytime minus tides of 2027
DateLow tideHeight
Mon Jun 712:22 PM-0.5 ft
Sun Jun 611:37 AM-0.5 ft
Mon Jul 511:17 AM-0.5 ft
Tue Jun 81:08 PM-0.5 ft
Tue Jul 611:57 AM-0.5 ft
Sat Jun 510:50 AM-0.4 ft
Sun Jul 410:35 AM-0.4 ft
Wed May 199:32 AM-0.4 ft
Wed Jun 91:52 PM-0.4 ft
Thu May 2010:18 AM-0.4 ft

155 minus tides (below 0 ft) are predicted here in 2027. The table shows up to the 10 lowest that fall between 7 AM and 7 PM — the ones worth planning a clam dig or tidepool walk around.

About this station

NOAA builds the predictions for Montezuma Slough Bridge from the PORT CHICAGO, SUISUN BAY station: high tides about the same height, 37 min later; low tides about 0.95× the height, 46 min later.

Mixed semidiurnal tides — two unequal highs and two unequal lows a day — with ranges growing as you head north. Harbor entrances feel the swell as much as the tide.

RegionWest Coast
NOAA chart18652
Station since1977