TideAhead
CaliforniaNOAA 9415145

False River Tides & Coastal Conditions

Official tide predictions, weather observations and forecasts, marine-grid context, astronomy, and jurisdiction-specific rules for this NOAA station.

All official layers availableUpdated 3:05 AM PDT

Current Conditions

Tide predictions are relative to MLLW. NWS point and marine-grid forecasts can differ at exposed shorelines.

Derived tide now
0.9ft
falling · Between official extrema · Station 9415145
Next low tide
4:25 AM
Wed, Aug 50.7 ft
Next high tide
10:24 AM
Wed, Aug 52.2 ft
Current Weather
69°F

Clear

Model

SE 12 mph

Observed
Tide Forecast
NOAA Station 9415145 · MLLW datum · local time
Subordinate station · NOAA reference station 9415144
currentDerived continuous curve
NOAA provides official high/low predictions for this subordinate station. The dashed curve and tide-now height are bounded half-cosine estimates between adjacent official extrema; no values are extrapolated beyond them.
-1 ft0.5 ft2 ft3.5 ft5 ft0.7 ft2.2 ft0.8 ft3.5 ft0.6 ft2.1 ft1.1 ft3.6 ftWed, Aug 52:54 AMWed, Aug 52:48 PMThu, Aug 62:43 AMThu, Aug 62:40 PMFri, Aug 72:35 AM
Dots are official NOAA high/low predictions. The dashed line is a bounded half-cosine estimate between adjacent extrema; it is not an official six-minute NOAA prediction and is never extrapolated beyond those points. Times are shown in the place's local timezone.

Weather, Light & Marine

Conditions that affect shoreline access, small craft, fishing and surf.

Air

Temperature69°FModel

Humidity74%Model

PressureUnavailable

Wind

SustainedSE 12 mphObserved

Gusts21 mphObserved

Rain chance0%Model

Marine

Wave height0.0 ftModel

DirectionCalm / No DirectionModel

Water71.6°FObservedNOAA Port Chicago · 20.8 mi Away
Sun & Moon

Sunrise6:13 AM

Sunset8:11 PM

MoonWaning Gibbous

Hourly Forecast
Model
National Weather Service point forecast when the live feed is available.
Local date & timeConditionsTempWindGustsRain
Wed, Aug 5, 20263:00 AMClear69°FW 9 mph16 mph0%
Wed, Aug 5, 20264:00 AMClear66°FW 9 mph16 mph0%
Wed, Aug 5, 20265:00 AMClear66°FW 10 mph17 mph0%
Wed, Aug 5, 20266:00 AMSunny64°FW 10 mph18 mph0%
Wed, Aug 5, 20267:00 AMSunny63°FW 12 mph18 mph0%
Wed, Aug 5, 20268:00 AMSunny64°FW 12 mph20 mph0%
Wed, Aug 5, 20269:00 AMSunny66°FW 12 mph20 mph0%
Wed, Aug 5, 202610:00 AMSunny69°FW 12 mph18 mph0%
Wed, Aug 5, 202611:00 AMSunny72°FW 10 mph18 mph0%
Wed, Aug 5, 202612:00 PMSunny72°FW 10 mph18 mph0%
Wed, Aug 5, 20261:00 PMSunny77°FW 10 mph18 mph0%
Wed, Aug 5, 20262:00 PMSunny80°FW 12 mph18 mph0%

Fishing, Crabbing & Surfing Analysis

Transparent environmental scores based on tide, wind and marine conditions. These are not user reports, catch guarantees or substitutes for official closures and safety guidance.

64/100 · Fair
Fishing
Environmental planning guidance, not a catch guarantee.

Best planning window

2 hours around the next tide change

  • Moderate wind12 mph sustained wind
  • Mostly dry0% precipitation chance
  • Falling tideConditions vary by species and shoreline structure
69/100 · Good
Crabbing
Conditions are secondary to seasons, closures and safety.

Best planning window

Near slack water, if the marine area is open

  • Regulations requiredConfirm the marine area is open before setting gear
  • Moderate tidal exchange2.7 ft range in the next cycle
23/100 · Poor
Surfing
Offshore model guidance with nearshore uncertainty.

Best planning window

Compare swell direction, local wind and tide before leaving

  • Limited swell0.0 ft NWS forecast waves
  • Short period0s dominant period
  • Nearshore uncertaintyOffshore model conditions are not the same as breaking-wave height at this beach
California Department of Fish and Wildlife fishing rulesCalifornia · state or territoryNOAA Fisheries federal recreational fishing resourcesU.S. federal waters · federalNational Weather Service rip-current safetyUnited States · safety
Nearby NOAA Tide Stations
Official station locations from the national NOAA CO-OPS tide-prediction catalog.

Threemile Slough entrance

NOAA 9415193 · CA

2.7 mi

Dutch Slough

NOAA 9415053 · CA

3.2 mi

Threemile Slough

NOAA 9415236 · CA

4.3 mi

Irish Landing, Sand Mound Slough

NOAA 9415095 · CA

4.3 mi

Prisoners Point

NOAA 9415149 · CA

5.6 mi

Korths Harbor, San Joaquin River

NOAA 9415229 · CA

5.6 mi

Sources And Confidence

NOAA CO-OPS official high/low tide predictionsofficial-forecast

Fetched Wed, Aug 5 at 3:05 AM

National Weather Service observation and hourly forecastofficial-forecast

Fetched Wed, Aug 5 at 3:05 AM

National Weather Service coastal marine gridofficial-forecast

Fetched Wed, Aug 5 at 3:05 AM

NOAA CO-OPS water temperature at Port Chicagoobserved

Fetched Wed, Aug 5 at 3:05 AM

U.S. Naval Observatory astronomical applicationsofficial-calculation

Fetched Wed, Aug 5 at 3:05 AM

Not for navigation. Conditions can change faster than source update intervals. Always check local warnings, closures and on-site conditions.