Station List

Station ROAM4 - Rock of Ages, MI Image indicating link to RSS feed of recent meteorological observations for station ROAM4

Owned and maintained by National Data Buoy Center
C-MAN Station
MARS payload
47.867 N 89.315 W (47°52'0" N 89°18'55" W)

Site elevation: 183.5 m above mean sea level
Air temp height: 46.5 m above site elevation
Anemometer height: 46.9 m above site elevation
Barometer elevation: 222.7 m above mean sea level

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Important Notice to Mariners

Search And Rescue (SAR) Data

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Station ROAM4

Conditions at ROAM4 as of
(7:00 am EST)
1200 GMT on 01/03/2026:
     

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 - Wind Direction Wind Direction (WDIR): NW ( 310 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 13 kts
5-day plot - Wind Gust Wind Gust (GST): 16 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.06 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.01 in ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): 10.6 °F
5-day plot - Wind Chill Wind Chill (CHILL): -5.8 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 12 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 12 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Continuous Winds
TIME
(EST)		 5-day plot - Wind Direction WDIR 5-day plot - Wind Speed WSPD
7:00 amWNW ( 303 deg ) 14 kts
6:50 amWNW ( 301 deg ) 15 kts
6:40 amWNW ( 298 deg ) 16 kts
6:30 amWNW ( 297 deg ) 16 kts
6:20 amWNW ( 298 deg ) 16 kts
6:10 amWNW ( 298 deg ) 16 kts
      
Peak gust during the measurement hour
TIME
(EST)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
6:07 amWNW ( 300 deg ) 21 kts
Previous observations
TIME
(EST)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2026-01-03 06:00 amWNW 16 19----30.05+0.00 10.6-----
2026-01-03 05:00 amWNW 14 17----30.04+0.01 10.0-----
2026-01-03 04:00 amWNW 15 17----30.05+0.00 9.7-----
2026-01-03 03:00 amWNW 15 18----30.04+0.02 9.1-----
2026-01-03 02:00 am NW 15 18----30.03+0.03 9.3-----
2026-01-03 01:00 am NW 15 19----30.04+0.06 9.5-----
2026-01-03 12:00 amNNW 17 20----30.02+0.07 10.0-----
2026-01-02 11:00 pmWNW 18 20----30.01+0.06 10.6-----
2026-01-02 10:00 pmWNW 21 23----29.98+0.06 10.9-----
2026-01-02 09:00 pm NW 21 23----29.96+0.03 11.3-----
2026-01-02 08:00 pmWNW 28 31----29.94+0.03 12.2-----
2026-01-02 07:00 pmWNW 28 31----29.93+0.04 12.6-----
2026-01-02 06:00 pmWNW 26 29----29.92+0.06 12.6-----
2026-01-02 05:00 pmWNW 23 26----29.91+0.06 12.4-----
2026-01-02 04:00 pmWNW 21 23----29.89+0.02 12.2-----
2026-01-02 03:00 pmWNW 22 26----29.87-0.03 12.0-----
2026-01-02 02:00 pmWNW 24 26----29.85-0.04 10.2-----
2026-01-02 01:00 pmWNW 21 25----29.87+0.01 9.1-----
2026-01-02 12:00 pmWNW 19 22----29.90+0.03 7.3-----
2026-01-02 11:00 amWNW 24 27----29.89+0.03 5.9-----
2026-01-02 10:00 amWNW 31 33----29.86+0.00 5.2-----
2026-01-02 09:00 amWNW 28 33----29.87+0.02 4.5-----
2026-01-02 08:00 amWNW 28 31----29.87+0.01 4.8-----
2026-01-02 07:00 amWNW 25 28----29.86+0.02 5.2-----