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
(3:00 pm EDT)
1900 GMT on 04/13/2026:
     

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): S ( 170 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 8 kts
5-day plot - Wind Gust Wind Gust (GST): 8 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.93 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.01 in ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): 42.3 °F
5-day plot - Wind Chill Wind Chill (CHILL): 36.9 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 8 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 8 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Continuous Winds
TIME
(EDT)		 5-day plot - Wind Direction WDIR 5-day plot - Wind Speed WSPD
3:00 pmSSE ( 159 deg ) 6 kts
2:50 pmSE ( 136 deg ) 4 kts
2:40 pmE ( 82 deg ) 4 kts
2:30 pmENE ( 77 deg ) 5 kts
2:20 pmENE ( 70 deg ) 6 kts
2:10 pmENE ( 74 deg ) 6 kts
      
Peak gust during the measurement hour
TIME
(EDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
2:59 pmSSE ( 160 deg ) 8 kts
Previous observations
TIME
(EDT)		 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
2026-04-13 02:00 pmENE 7 8----29.93+0.03 43.3-----
2026-04-13 01:00 pmESE 3 4----29.93+0.06 40.5-----
2026-04-13 12:00 pm N 7 7----29.92+0.08 43.7-----
2026-04-13 11:00 amNNW 7 7----29.90+0.10 43.9-----
2026-04-13 10:00 am NW 9 9----29.87+0.10 43.5-----
2026-04-13 09:00 amWNW 11 12----29.84+0.11 44.4-----
2026-04-13 08:00 amWNW 13 14----29.80+0.09 44.8-----
2026-04-13 07:00 am NW 14 14----29.77+0.09 45.3-----
2026-04-13 06:00 am NW 11 12----29.73+0.09 45.9-----
2026-04-13 05:00 amNNW 8 9----29.70+0.10 45.7-----
2026-04-13 04:00 am W 12 13----29.67+0.14 37.9-----
2026-04-13 03:00 am SW 9 10----29.64+0.14 41.5-----
2026-04-13 02:00 amNNE 7 8----29.60+0.12 44.4-----
2026-04-13 01:00 am N 13 14----29.53+0.05 44.2-----
2026-04-13 12:00 amNNW 13 15----29.50+0.06 49.8-----
2026-04-12 11:00 pm NE 8 9----29.48+0.03 42.6-----
2026-04-12 10:00 pm N 9 9----29.48-0.01 44.8-----
2026-04-12 09:00 pmNNE 4 5----29.44-0.04 45.7-----
2026-04-12 08:00 pmESE 11 11----29.45-0.06 45.3-----
2026-04-12 07:00 pm NE 9 10----29.49-0.03 41.0-----
2026-04-12 06:00 pm SE 7 7----29.49-0.08 43.9-----
2026-04-12 05:00 pmSSE 18 19----29.50-0.10 45.0-----
2026-04-12 04:00 pmESE 16 16----29.52-0.12 44.4-----
2026-04-12 03:00 pm SE 17 18----29.57-0.12 43.9-----