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Hurricane Symbol Storm Special! View the latest observations near Atlantic Potential Tropical Cyclone Four.

NDBC added additional data to its .drift file format on August 17. For more info, see the Drift File Format Change Notice.

Station RCKM4 - 9076024 - Rock Cut, MI Image indicating link to RSS feed of recent meteorological observations for station RCKM4

Owned and maintained by NOAA's National Ocean Service
Water Level Observation Network
46.264 N 84.191 W (46°15'51" N 84°11'28" W)

Site elevation: 179.6 m above mean sea level
Anemometer height: 8.2 m above site elevation
Barometer elevation: 179.8 m above mean sea level
Sea temp depth: 5.6 m below MLLW

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station RCKM4

Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
     (24 hours for tsunami stations)

Conditions at RCKM4 as of
(8:54 pm EDT on 08/19/2022)
0054 GMT on 08/20/2022:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 29.91 in
5-day plot - Water Temperature Water Temperature (WTMP): 68.4 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 5.8 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 5.8 kts
NOS Water Level Observation Network Water Level
Previous observations
5-day plot - Wind Direction 5-day plot - Wind Speed 5-day plot - Wind Gust 5-day plot - Wave Height 5-day plot - Dominant Wave Period 5-day plot - Average Period 5-day plot - Mean Wave Direction 5-day plot - Atmospheric Pressure 5-day plot - Pressure Tendency 5-day plot - Air Temperature 5-day plot - Water Temperature 5-day plot - Dew Point 5-day plot - Salinity 5-day plot - Visibility 5-day plot - Tide (above MLLW)
5-day plot - Dew Point
MM DD TIME
(EDT)		 WDIR WSPD
kts		 GST
kts		 WVHT
ft		 DPD
sec		 APD
sec		 MWD PRES
in		 PTDY
in		 ATMP
°F		 WTMP
°F		 DEWP
°F		 SAL
psu		 VIS
nmi		 TIDE
ft
0819 8:48 pmSSE 5.1 7.0----29.91-- 68.4----
0819 8:42 pmSSE 4.1 6.0----29.91-- 68.4----
0819 8:36 pm S 2.9 7.0----29.91-- 68.4----
0819 8:30 pmSSE 5.1 8.0----29.90-- 68.4----
0819 8:24 pm S 2.9 7.0----29.90-- 68.4----
0819 8:18 pm S 5.1 8.9----29.91-- 68.4----
0819 8:12 pm S 4.1 8.0----29.90-- 68.4----
0819 8:06 pm S 5.1 12.0----29.90-- 68.4----
0819 8:00 pm S 2.9 8.9----29.90-- 68.4----
0819 7:54 pm S 4.1 8.0----29.90-- 68.4----
0819 7:48 pmSSW 5.1 8.0----29.89-- 68.4----
0819 7:42 pm S 4.1 7.0----29.89-- 68.4----
0819 7:36 pmSSW 5.1 8.9----29.89-- 68.4----
0819 7:30 pm S 2.9 8.0----29.89-- 68.4----
0819 7:24 pmSSE 6.0 8.9----29.88-- 68.4----
0819 7:18 pm S 1.9 6.0----29.88-- 68.4----
0819 7:12 pm S 2.9 5.1----29.88-- 68.4----
0819 7:06 pm S 5.1 6.0----29.88-- 68.4----
0819 7:00 pm S 2.9 5.1----29.88+0.00- 68.4----
0819 6:54 pm S 4.1 7.0----29.88-- 68.4----
0819 6:48 pm S 2.9 7.0----29.88-- 68.4----
0819 6:42 pm SW 2.9 9.9----29.88-- 68.4----
0819 6:36 pmSSW 4.1 7.0----29.88-- 68.4----
0819 6:30 pmSSW 5.1 8.0----29.88-- 68.4----
0819 6:24 pmSSW 4.1 8.9----29.88-- 68.4----
0819 6:18 pm SE 2.9 5.1----29.88-- 68.4----
0819 6:12 pm SE 5.1 8.0----29.88-- 68.4----
0819 6:06 pm SE 6.0 8.0----29.88-- 68.4----
0819 5:48 pm SE 5.1 7.0----29.88-- 68.4----
0819 5:42 pm SE 5.1 6.0----29.88-- 68.4----
0819 5:36 pm SE 5.1 8.0----29.88-- 68.4----
0819 5:30 pmSSE 5.1 8.0----29.88-- 68.2----
0819 5:24 pmSSE 6.0 8.0----29.88-- 68.0----
0819 5:18 pm S 6.0 9.9----29.88-- 68.0----
0819 5:12 pm S 5.1 9.9----29.88-- 68.0----
0819 5:06 pmSSE 6.0 8.9----29.87-- 68.0----
0819 4:48 pmWSW 5.1 8.9----29.88-- 68.0----
0819 4:42 pmSSW 7.0 11.1----29.88-- 68.0----
0819 4:36 pmWSW 5.1 11.1----29.88-- 68.0----
0819 4:30 pm S 5.1 12.0----29.88-- 68.0----
0819 4:24 pm SW 5.1 8.0----29.88-- 68.0----
0819 4:18 pm S 5.1 11.1----29.88-- 68.0----
0819 4:12 pmSSW 5.1 8.9----29.88-- 68.0----
0819 4:06 pm SW 7.0 11.1----29.88-- 68.0----
0819 4:00 pmSSW 4.1 8.9----29.88+0.00- 68.0----
0819 3:42 pmWSW 7.0 12.0----29.88-- 68.0----
0819 3:36 pm S 7.0 15.9----29.89-- 68.0----
0819 3:30 pmSSW 11.1 14.0----29.88-- 68.0----
0819 3:24 pmSSW 7.0 11.1----29.88-- 68.0----
0819 3:18 pm SW 2.9 15.0----29.88-- 68.0----
0819 3:12 pm SW 8.9 15.0----29.88-- 68.0----
0819 3:06 pm S 6.0 12.0----29.88-- 68.0----
0819 2:48 pm- 0.0 6.0----29.89-- 68.0----
0819 2:42 pmSSW 5.1 8.0----29.89-- 68.0----
0819 2:36 pm S 6.0 8.9----29.89-- 68.0----
0819 2:30 pmWSW 7.0 9.9----29.89-- 68.0----
0819 2:24 pmSSW 5.1 12.0----29.89-- 68.0----
0819 2:18 pm SW 6.0 12.0----29.89-- 68.0----
0819 2:12 pmSSW 7.0 11.1----29.89-- 68.0----
0819 2:06 pmSSW 7.0 11.1----29.89-- 68.0----
0819 2:00 pm SW 7.0 9.9----29.89+0.00- 68.0----
0819 1:42 pm S 4.1 6.0----29.89-- 68.0----
0819 1:36 pmSSE 4.1 7.0----29.89-- 68.0----
0819 1:30 pm S 2.9 7.0----29.89-- 68.0----
0819 1:24 pmSSE 4.1 8.0----29.89-- 68.0----
0819 1:18 pmSSE 7.0 9.9----29.89-- 68.0----
0819 1:12 pm SE 5.1 8.0----29.89-- 68.0----
0819 1:06 pmESE 6.0 7.0----29.89-- 68.0----
0819 1:00 pmESE 5.1 8.0----29.89+0.00- 68.0----
081912:54 pm SE 7.0 9.9----29.89-- 68.0----
081912:48 pm SE 5.1 8.9----29.89-- 68.0----
081912:42 pm SE 5.1 8.0----29.89-- 68.0----
081912:36 pm SE 6.0 8.9----29.89-- 68.0----
081912:30 pmSSE 5.1 8.9----29.89-- 68.0----
081912:24 pmSSE 2.9 6.0----29.89-- 68.0----
081912:18 pm S 4.1 8.0----29.89-- 67.8----
081912:12 pmSSW 4.1 8.0----29.89-- 67.8----
081912:06 pmSSW 6.0 9.9----29.89-- 68.0----
081912:00 pmSSE 4.1 9.9----29.89+0.00- 67.8----
081911:54 am S 4.1 11.1----29.89-- 67.8----
081911:48 am SE 7.0 8.9----29.89-- 68.0----
081911:42 am SE 6.0 8.9----29.89-- 68.0----
081911:36 amSSE 8.0 9.9----29.89-- 68.0----
081911:30 amESE 5.1 6.0----29.89-- 68.0----
081911:24 amESE 5.1 7.0----29.90-- 68.0----
081911:18 amESE 5.1 7.0----29.90-- 68.0----
081911:12 amESE 7.0 7.0----29.90-- 68.0----
081911:06 amESE 7.0 8.0----29.90-- 68.0----
081911:00 am SE 6.0 7.0----29.90+0.01- 68.0----
081910:54 am SE 5.1 6.0----29.90-- 68.0----
081910:48 am SE 6.0 7.0----29.90-- 68.0----
081910:42 amSSE 6.0 8.0----29.90-- 68.0----
081910:36 am SE 6.0 8.0----29.90-- 68.0----
081910:30 am SE 6.0 8.9----29.89-- 68.0----
081910:06 am SE 4.1 7.0----29.89-- 68.0----
081910:00 am SE 5.1 7.0----29.89+0.02- 68.0----
0819 9:54 am SE 4.1 7.0----29.89-- 68.0----
0819 9:48 amSSE 5.1 7.0----29.89-- 68.0----
0819 9:30 amSSE 4.1 5.1----29.89-- 68.0----
0819 9:24 am S 2.9 6.0----29.89-- 68.0----
0819 9:18 am SE 1.9 5.1----29.90-- 68.0----
0819 9:12 amESE 2.9 5.1----29.90-- 68.0----
0819 9:06 am SE 2.9 5.1----29.90-- 68.0----
0819 9:00 amESE 2.9 5.1----29.90+0.03- 68.0----
0819 8:54 am SE 2.9 4.1----29.90-- 68.0----
0819 8:48 am SE 2.9 5.1----29.89-- 68.0----
0819 8:30 amSSE 2.9 5.1----29.89-- 68.0----
0819 8:24 amSSE 4.1 7.0----29.89-- 68.0----
0819 8:18 amSSE 6.0 7.0----29.88-- 68.0----
0819 8:12 amSSE 2.9 5.1----29.89-- 68.0----
0819 8:06 amSSE 2.9 5.1----29.88-- 68.0----
0819 8:00 amSSE 4.1 6.0----29.88-- 68.0----
0819 7:54 amSSE 4.1 5.1----29.88-- 68.0----
0819 7:48 amSSE 2.9 5.1----29.88-- 68.0----
0819 7:42 amSSE 4.1 5.1----29.88-- 68.0----
0819 7:18 am- 0.0 1.0----29.88-- 68.0----
0819 7:12 am- 0.0 1.9----29.88-- 68.0----
0819 7:06 am S 1.0 2.9----29.88-- 68.0----
0819 7:00 amSSE 1.0 2.9----29.88+0.00- 68.0----
0819 6:42 amSSE 2.9 5.1----29.88-- 68.0----
0819 6:36 amSSE 2.9 4.1----29.88-- 68.0----
0819 6:30 amSSE 1.9 4.1----29.87-- 68.0----
0819 6:24 amSSE 2.9 4.1----29.87-- 68.0----
0819 6:06 amSSE 2.9 5.1----29.87-- 68.0----
0819 6:00 amSSE 1.9 4.1----29.87+0.00- 68.0----
0819 5:54 amSSE 1.9 4.1----29.87-- 68.0----
0819 5:48 am S 2.9 5.1----29.87-- 68.0----
0819 5:42 am S 1.9 4.1----29.87-- 68.0----
0819 5:36 am S 1.0 2.9----29.87-- 68.0----
0819 5:30 am S 1.9 2.9----29.87-- 68.0----
0819 5:24 am S 1.9 2.9----29.87-- 68.0----
0819 5:18 am S 1.9 4.1----29.86-- 68.0----
0819 5:12 am S 1.0 2.9----29.86-- 68.0----
0819 5:06 am S 1.9 4.1----29.86-- 68.0----
0819 4:48 amSSE 2.9 5.1----29.86-- 68.0----
0819 4:42 amSSE 1.9 2.9----29.86-- 68.0----
0819 4:36 amSSE 2.9 5.1----29.87-- 68.0----
0819 4:30 amSSE 2.9 5.1----29.87-- 68.0----
0819 4:24 am S 2.9 5.1----29.87-- 68.0----
0819 4:18 amSSE 2.9 5.1----29.87-- 68.0----
0819 4:12 amSSE 2.9 4.1----29.87-- 68.0----
0819 4:06 am S 1.9 4.1----29.87-- 68.0----
0819 4:00 am S 2.9 5.1----29.87+0.00- 68.0----
0819 3:54 am S 2.9 5.1----29.87-- 68.0----
0819 3:48 amSSE 2.9 5.1----29.87-- 68.0----
0819 3:42 amSSE 2.9 5.1----29.87-- 68.0----
0819 3:18 amSSE 1.9 4.1----29.87-- 68.0----
0819 3:00 amSSE 2.9 4.1----29.87+0.00- 68.0----
0819 2:54 amSSE 1.9 4.1----29.86-- 68.0----
0819 2:48 amSSE 1.9 2.9----29.86-- 68.0----
0819 2:42 am SE 1.9 2.9----29.86-- 68.0----
0819 2:36 amSSE 1.9 2.9----29.86-- 68.0----
0819 2:30 amSSE 1.0 2.9----29.86-- 68.0----
0819 2:24 am SE 1.0 2.9----29.86-- 68.0----
0819 2:18 amSSE 1.9 2.9----29.86-- 68.0----
0819 2:12 amSSE 1.9 2.9----29.86-- 68.0----
0819 2:06 am- 0.0 2.9----29.86-- 68.0----
0819 2:00 amSSE 1.9 4.1----29.86+0.00- 68.2----
0819 1:54 amSSE 1.9 2.9----29.87-- 68.2----
0819 1:48 am SE 1.9 2.9----29.86-- 68.2----
0819 1:42 amSSE 1.9 2.9----29.86-- 68.2----
0819 1:36 amSSE 1.9 4.1----29.86-- 68.2----
0819 1:30 amSSE 1.9 2.9----29.87-- 68.2----
0819 1:24 amSSE 1.9 2.9----29.87-- 68.2----
0819 1:18 amSSE 2.9 2.9----29.86-- 68.2----
0819 1:12 amSSE 1.9 2.9----29.87-- 68.2----
0819 1:06 amSSE 1.9 2.9----29.86-- 68.2----
0819 1:00 amSSE 1.9 4.1----29.86+0.00- 68.4----
081912:54 amSSE 1.9 2.9----29.86-- 68.4----
081912:48 am SE 1.9 1.9----29.86-- 68.4----
081912:42 amSSE 1.0 1.9----29.86-- 68.4----
081912:36 am- 0.0 1.0----29.87-- 68.4----
081912:30 am SE 1.0 1.9----29.86-- 68.4----
081912:24 am- 0.0 1.0----29.86-- 68.4----
081912:18 am- 0.0 1.0----29.87-- 68.4----
081912:12 amSSE 1.0 1.9----29.86-- 68.2----
081912:06 amSSE 1.9 2.9----29.86-- 68.2----
081912:00 amSSE 1.9 2.9----29.86+0.00- 68.2----
081811:54 pm SE 1.9 4.1----29.86-- 68.2----
081811:48 pmSSE 1.9 4.1----29.86-- 68.2----
081811:42 pmSSE 2.9 5.1----29.86-- 68.2----
081811:24 pm SE 2.9 4.1----29.86-- 68.2----
081811:18 pm SE 1.9 4.1----29.86-- 68.4----
081811:00 pmSSE 2.9 5.1----29.86+0.01- 68.4----
081810:54 pmSSE 2.9 4.1----29.86-- 68.4----
081810:48 pmSSE 2.9 4.1----29.86-- 68.4----
081810:42 pmSSE 4.1 5.1----29.86-- 68.4----
081810:36 pmSSE 2.9 6.0----29.86-- 68.4----
081810:30 pmSSE 4.1 5.1----29.86-- 68.4----
081810:24 pmSSE 4.1 5.1----29.87-- 68.4----
081810:18 pmSSE 2.9 4.1----29.87-- 68.4----
081810:12 pmSSE 2.9 4.1----29.87-- 68.4----
081810:06 pmSSE 1.9 2.9----29.87-- 68.4----
081810:00 pmSSE 1.9 2.9----29.86-- 68.4----
0818 9:54 pm S 1.9 2.9----29.86-- 68.4----
0818 9:36 pm---------- 68.4----
0818 9:30 pm S 1.9 6.0----29.86-- 68.4----
0818 9:24 pm S 2.9 4.1----29.86-- 68.4----
0818 9:18 pmSSE 1.9 4.1----29.86-- 68.4----
0818 9:12 pm S 2.9 5.1----29.86-- 68.4----
0818 9:06 pm S 1.9 5.1----29.86-- 68.4----
0818 9:00 pm-------29.86-- 68.4----
0818 8:54 pm-------29.86-- 68.4----

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.