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 pm EDT)
2300 GMT on 05/17/2026:
     

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):ENE ( 60 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 17 kts
5-day plot - Wind Gust Wind Gust (GST): 17 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.02 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):-0.08 in ( Falling )
5-day plot - Air Temperature Air Temperature (ATMP): 40.5 °F
5-day plot - Wind Chill Wind Chill (CHILL): 31.1 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 14 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 16 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
7:00 pmENE ( 58 deg ) 16 kts
6:50 pmNE ( 48 deg ) 16 kts
6:40 pmNE ( 54 deg ) 16 kts
6:30 pmENE ( 61 deg ) 19 kts
6:20 pmNE ( 55 deg ) 22 kts
6:10 pmNE ( 49 deg ) 24 kts
      
Peak gust during the measurement hour
TIME
(EDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
6:08 pmNE ( 50 deg ) 26 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
2026-05-17 06:00 pm NE 24 26----30.03-0.10 37.9-----
2026-05-17 05:00 pm NE 21 22----30.08-0.06 36.9-----
2026-05-17 04:00 pm NE 21 23----30.10-0.05 37.0-----
2026-05-17 03:00 pm NE 20 21----30.13-0.03 35.6-----
2026-05-17 02:00 pm NE 17 18----30.14+0.00 35.6-----
2026-05-17 01:00 pm NE 16 17----30.15+0.00 36.9-----
2026-05-17 12:00 pm NE 16 17----30.16-0.01 37.8-----
2026-05-17 11:00 am NE 21 23----30.14-0.03 35.4-----
2026-05-17 10:00 am NE 18 19----30.15-0.01 36.5-----
2026-05-17 09:00 am NE 15 16----30.17+0.04 36.9-----
2026-05-17 08:00 am NE 16 17----30.16+0.00 36.5-----
2026-05-17 07:00 am NE 15 17----30.16+0.02 36.1-----
2026-05-17 06:00 am NE 20 20----30.13+0.08 37.0-----
2026-05-17 05:00 am NE 13 14----30.16+0.08 38.5-----
2026-05-17 04:00 amENE 14 15----30.13+0.08 38.7-----
2026-05-17 03:00 am NE 25 26----30.05+0.00 39.6-----
2026-05-17 02:00 amENE 17 18----30.08+0.05 41.5-----
2026-05-17 01:00 amENE 15 16----30.05+0.06 43.7-----
2026-05-17 12:00 am NE 6 7----30.05+0.12 42.4-----
2026-05-16 11:00 pm SE 12 13----30.03+0.12 41.4-----
2026-05-16 10:00 pmENE 14 14----29.99+0.12 47.5-----
2026-05-16 09:00 pm N 10 11----29.93+0.07 51.3-----
2026-05-16 08:00 pmNNE 9 11----29.91+0.08 50.7-----