Mouth of the black river

NDBC buoy mbrm4

Observed , 51 minutes ago

Challenging

Small Craft Advisory in effect. Pressure falling at 1,010.5 mbar. Air 48°F. Rest of Today: West winds 15 to 20 knots.

Based on the zone forecast. This buoy does not measure wind or sea state.

It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.

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Small Craft Advisory

Small Craft Advisory issued November 8 at 9:36AM EST until November 9 at 4:00AM EST by NWS Detroit/Pontiac MI

* WHAT...Expect sustained winds up to 25 knots from the west with gusts up to 30 knots. The largest significant waves will be 7 feet with a potential maximum wave height of 10 feet. * WHERE...Port Austin to Harbor Beach MI, Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 3 AM EST Monday with the largest waves expected around 3 AM EST Monday. * IMPACTS...Conditions will be hazardous to small craft.

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Air temp

48°F

Last 11 hours37 to 48°F

Pressure

1011mbar

Tendency

Easing

3 hour change

-1.9 mbar

Last 11 hours1010 to 1017 mbar

Zone forecast

Rest of Today

West winds 15 to 20 knots. Partly cloudy late in the morning, then mostly cloudy with a slight chance of light rain in the afternoon. Waves 1 to 3 feet.

Tonight

Northwest winds 20 to 25 knots. Mostly cloudy with a slight chance of light rain. Waves 2 to 4 feet.

Monday

Northwest winds 20 to 25 knots becoming west 10 to 15 knots. Mostly cloudy. A slight chance of light rain early in the morning. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the afternoon. Waves occasionally around 7 feet.

NWS zone Port Sanilac to Port Huron MI

Last 24 hours

Time AirPressure
48°F1,011 mbar
41°F1,012 mbar
39°F1,014 mbar
38°F1,016 mbar
42°F1,017 mbar

Every 3 hours, over the last 12 hours.

4 stations within 30 NM

Fort Gratiot, MI 2 NM N Dry Dock 2 NM SSW St. Clair State Police 10 NM SSW Lakeport 11 NM NNW

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Common questions

How often does buoy mbrm4 report?

temperature and pressure update about every 10 minutes.

Can I be notified when conditions change at buoy mbrm4?

Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.

Does this page show NOAA warnings for this area?

Watches, warnings, and advisories for Port Sanilac to Port Huron MI appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.

Can I see the forecast against what buoy mbrm4 measured?

This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.

Can I keep buoy mbrm4 for next time?

Save it as a favorite and Buoycast opens on the buoys you run.

What this buoy measures

This buoy is not reporting wind, waves or water temperature. Conditions above come from the sensors it does carry, and the forecast, tides and sun times on this page are regional rather than measured at the buoy.

Station mbrm4
42°58'30" N 82°25'08" W · owned and maintained by NOS

Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.