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
(10:00 am EDT)
1400 GMT on 05/13/2026:
     

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):WNW ( 290 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 6 kts
5-day plot - Wind Gust Wind Gust (GST): 7 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.10 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.04 in ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): 41.0 °F
5-day plot - Wind Chill Wind Chill (CHILL): 36.3 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 6 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 6 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
10:00 amWNW ( 293 deg ) 6 kts
9:50 amWNW ( 288 deg ) 5 kts
9:40 amWNW ( 288 deg ) 6 kts
9:30 amWNW ( 297 deg ) 6 kts
9:20 amNW ( 307 deg ) 7 kts
9:10 amNW ( 316 deg ) 7 kts
      
Peak gust during the measurement hour
TIME
(EDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
9:15 amNW ( 310 deg ) 9 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
2026-05-13 09:00 am NW 7 7----30.09+0.06 40.1-----
2026-05-13 08:00 am NW 4 5----30.08+0.06 38.7-----
2026-05-13 07:00 amNNW 9 9----30.06+0.04 39.2-----
2026-05-13 06:00 amNNW 12 12----30.03+0.03 38.8-----
2026-05-13 05:00 amNNW 13 13----30.02+0.02 38.5-----
2026-05-13 04:00 amNNW 11 11----30.02+0.02 38.5-----
2026-05-13 03:00 am N 16 17----30.01+0.01 37.9-----
2026-05-13 02:00 am N 19 19----30.00+0.02 38.5-----
2026-05-13 01:00 am N 19 19----30.00+0.05 38.1-----
2026-05-13 12:00 am N 19 19----29.99+0.07 37.4-----
2026-05-12 11:00 pm N 19 20----29.98+0.08 36.5-----
2026-05-12 10:00 pm N 22 23----29.95+0.09 35.2-----
2026-05-12 09:00 pm N 24 27----29.92+0.10 35.2-----
2026-05-12 08:00 pm N 22 24----29.90+0.09 34.9-----
2026-05-12 07:00 pmNNE 23 25----29.86+0.06 34.7-----
2026-05-12 06:00 pmNNE 23 24----29.83+0.03 34.7-----
2026-05-12 05:00 pmNNE 18 20----29.80+0.01 35.2-----
2026-05-12 04:00 pmNNE 17 18----29.80+0.01 36.5-----
2026-05-12 03:00 pmNNE 11 11----29.80+0.03 37.9-----
2026-05-12 02:00 pmENE 12 13----29.80+0.00 38.1-----
2026-05-12 01:00 pm E 13 14----29.79-0.04 39.7-----
2026-05-12 12:00 pm E 25 26----29.77-0.13 39.4-----
2026-05-12 11:00 am E 27 31----29.80-0.14 38.1-----
2026-05-12 10:00 am E 24 25----29.83-0.15 38.7-----