No Restrictions
Alerts
Swell? 1-2 ft
Wind? 10 kts NW
Visibility? --
Updated 1:02 PM
Next check in --:--
USCG: TIPS 1-2FT ROLLING SWELLS.BUOY LINE 2-3FT ROLLING SWELLS. WINDS 5-10 KTS NW. VISIBILITIY UNLIMITED.
VHF 16 Distress, Safety & Calling • 156.800 MHz
VHF 22A USCG Working Channel • 157.100 MHz

Call on VHF 16 first, switch to 22A when directed.

DISCLAIMER: Bar conditions change rapidly. Always contact the USCG bar station directly before crossing.

Prior Status Changes

No Restrictions
Mar 9, 7:00 AM
1.0–2.0 ft swell
Recreational:N/A / Uninspected Passenger Vessels:N/A

Marine Forecast

Small Craft Advisory In Effect Through Late Tonight

Tonight

NW wind 15 to 25 kt, becoming N 10 to 20 kt after midnight. Seas 6 to 7 ft. Wave Detail: N 6 ft at 8 seconds, NW 5 ft at 9 seconds and S 3 ft at 13 seconds.

Mon

N wind 10 to 20 kt, becoming NW 10 to 15 kt in the afternoon. Seas 5 to 6 ft. Wave Detail: N 6 ft at 8 seconds, W 4 ft at 10 seconds and S 3 ft at 12 seconds.

Mon Night

NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 7 seconds, NW 4 ft at 8 seconds and S 3 ft at 17 seconds.

Data from NOAA National Weather Service. Forecast updates every 6 hours.

7-Day Forecast

Monday
Sunny
83°F
Sunny
5 mph N
Tuesday
Sunny
83°F
Sunny
5 mph N
Wednesday
Sunny
84°F
Sunny
0 to 5 mph NNE
Thursday
Sunny
88°F
Sunny
0 to 5 mph NNW
Friday
Sunny
85°F
Sunny
5 mph N
Saturday
Mostly Sunny
79°F
Mostly Sunny
0 to 5 mph NW
Sunday
Sunny
77°F
Sunny
0 to 10 mph NW

Data from NWS api.weather.gov. Use for trip planning - verify conditions closer to departure.

Tide Predictions (7 days)

Scroll to zoom, drag to pan

NOAA tide predictions for the next 7 days. Height in feet above Mean Lower Low Water (MLLW). Best bar crossing is typically during slack tide (between high and low).

Tide Predictions
Pinch to zoom, drag to pan

Tide height predictions chart. Data table follows.

Tide Height Predictions
Date/Time Height (ft) Type

Tidal Currents & Crossing Windows

Slack Water
Next Slack: 4:19 AM Est.

Optimal Crossing Windows (next 24h)

4:19 AM
2026-03-16
Slack (est.)
10:17 AM
2026-03-16
Slack (est.)
5:07 PM
2026-03-16
Slack (est.)
11:29 PM
2026-03-16
Slack (est.)
Slack times estimated from tide data. Verify with USCG before crossing.

Crossing Safety: Slack water (±30 min) is safest. Avoid crossing when strong ebb meets ocean swell - dangerous standing waves form at bar entrance.

NDBC Buoy Conditions Cape San Martin (46028)

Real-time ocean conditions from the National Data Buoy Center (NDBC). Wave height, period, water temperature, and atmospheric data from offshore monitoring buoys.

Cape San Martin buoy

Station 46028

Wave Height

--

feet

Wave Dir

--°

--

Wind Speed

9

knots

gusts 11 kts

Wind Dir

350°

N

Water Temp

--

°F

Air Temp

--

°F

Pressure

1016.0

mb

Observation: Mar 16, 2026 6:00 AM UTC | View on NDBC

Link copied to clipboard!

Buoy History (48 Hours)

Scroll to zoom, drag to pan

Wave height (blue) and dominant wave period (orange) from the NDBC buoy over the last 48 hours. Longer wave periods typically indicate ocean swell; shorter periods suggest local wind waves.

Buoy History
Pinch to zoom, drag to pan

Buoy wave data chart showing wave height and period. Data table follows.

Buoy Wave Data (Last 48 Hours)
Date/Time Wave Height (ft) Wave Period (sec)