Rock cut
NDBC buoy rckm4
Observed , 41 minutes ago
Favorable
Light ESE winds at 5 kn gusting to 6 kn, easing. Water 62°F. Tonight: Southeast Wind 5 To 10 Knots.
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.
Get Buoycast for iPhoneWind
Speed
5.1kn
Gust
6kn
Direction
110° ESE
Trend
Easing
Last 11 hours4.1 to 12 kn
Water temp
62°F
Last 11 hours61 to 62°F
Pressure
1032mbar
Tendency
Easing
3 hour change
-0.8 mbar
Last 11 hours1032 to 1035 mbar
Zone forecast
Tonight
Southeast Wind 5 To 10 Knots. Mostly Clear.
Thursday
Southeast Wind 5 To 10 Knots. Sunny.
Thursday Night
Southeast Wind 5 To 10 Knots. Mostly Cloudy.
NWS zone St. Marys River Point Iroquois to E. Potagannissing Bay
Last 24 hours
Every 3 hours, over the last 12 hours. Pressure 1,032 to 1,035 mbar over the same window.
4 stations within 30 NM
These are your in one place. Save the ones you run and Buoycast opens on them.
Get Buoycast for iPhoneCommon questions
How often does buoy rckm4 report?
Wind, temperature and pressure update about every 10 minutes.
Can I be notified when conditions change at buoy rckm4?
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 St. Marys River Point Iroquois to E. Potagannissing Bay 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 rckm4 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 rckm4 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 waves or air 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 rckm4
46°15'50" N 84°11'28" 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.