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
(1:00 pm EST)
1800 GMT on 01/22/2026:
     

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):WNW ( 290 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 30 kts
5-day plot - Wind Gust Wind Gust (GST): 34 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.06 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.03 in ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): -5.4 °F
5-day plot - Wind Chill Wind Chill (CHILL):-34.8 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 25 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 27 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
1:00 pmWNW ( 296 deg ) 29 kts
12:50 pmWNW ( 299 deg ) 30 kts
12:40 pmWNW ( 298 deg ) 29 kts
12:30 pmWNW ( 298 deg ) 29 kts
12:20 pmWNW ( 297 deg ) 29 kts
12:10 pmWNW ( 295 deg ) 28 kts
      
Peak gust during the measurement hour
TIME
(EST)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
12:45 pmWNW ( 300 deg ) 37 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
2026-01-22 12:00 pmWNW 28 32----30.06+0.06 -4.2-----
2026-01-22 11:00 am NW 29 32----30.04+0.06 -5.3-----
2026-01-22 10:00 amWNW 28 33----30.03+0.07 -5.6-----
2026-01-22 09:00 am NW 27 33----30.00+0.07 -4.2-----
2026-01-22 08:00 amWNW 25 29----29.98+0.09 -4.0-----
2026-01-22 07:00 amWNW 25 28----29.96+0.07 -3.1-----
2026-01-22 06:00 amWNW 27 30----29.93+0.06 -2.4-----
2026-01-22 05:00 amWNW 31 36----29.89+0.04 -0.0-----
2026-01-22 04:00 amWNW 21 25----29.89+0.04 2.8-----
2026-01-22 03:00 am NW 20 23----29.87+0.01 4.5-----
2026-01-22 02:00 am NW 24 28----29.85+0.02 5.5-----
2026-01-22 01:00 am NW 22 24----29.85+0.03 7.0-----
2026-01-22 12:00 am NW 18 21----29.85+0.05 8.4-----
2026-01-21 11:00 pm NW 25 27----29.83+0.05 8.1-----
2026-01-21 10:00 pmWNW 24 29----29.82+0.06 8.8-----
2026-01-21 09:00 pmWNW 22 26----29.80+0.04 9.3-----
2026-01-21 08:00 pmWNW 23 26----29.78+0.05 10.9-----
2026-01-21 07:00 pmWNW 24 27----29.76+0.05 11.8-----
2026-01-21 06:00 pmWNW 17 21----29.76+0.04 13.5-----
2026-01-21 05:00 pmWNW 16 17----29.73-0.01 14.4-----
2026-01-21 04:00 pm N 5 7----29.72-0.05 13.5-----
2026-01-21 03:00 pm N 8 9----29.72-0.07 12.4-----
2026-01-21 02:00 pm N 4 7----29.74-0.06 11.5-----
2026-01-21 01:00 pmNNW 9 9----29.76-0.05 10.8-----