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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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Station ROAM4

Conditions at ROAM4 as of
(2:00 am EDT)
0600 GMT on 07/20/2026:
     

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): 6 kts
5-day plot - Wind Gust Wind Gust (GST): 9 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.82 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):-0.01 in ( Falling )
5-day plot - Air Temperature Air Temperature (ATMP): 57.0 °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
2:00 amW ( 262 deg ) 12 kts
1:50 amSW ( 233 deg ) 14 kts
1:40 amSW ( 219 deg ) 13 kts
1:30 amSW ( 216 deg ) 14 kts
1:20 amSW ( 220 deg ) 16 kts
1:10 amSW ( 217 deg ) 16 kts
      
Peak gust during the measurement hour
TIME
(EDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
1:21 amSW ( 220 deg ) 18 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
2026-07-20 01:00 amSSW 16 17----29.82-0.03 61.2-----
2026-07-20 12:00 am S 11 12----29.82-0.03 64.4-----
2026-07-19 11:00 pm S 11 12----29.83-0.04 65.5-----
2026-07-19 10:00 pm S 10 11----29.85-0.06 65.8-----
2026-07-19 09:00 pm S 11 12----29.85-0.06 61.3-----
2026-07-19 08:00 pmSSW 13 14----29.87-0.08 65.3-----
2026-07-19 07:00 pm S 9 10----29.90-0.06 57.2-----
2026-07-19 06:00 pmSSE 11 11----29.91-0.07 57.4-----
2026-07-19 05:00 pm S 10 10----29.95-0.05 56.1-----
2026-07-19 04:00 pm S 11 11----29.96-0.06 57.7-----
2026-07-19 03:00 pmSSW 14 14----29.98-0.05 55.2-----
2026-07-19 02:00 pmSSW 13 13----30.00-0.04 55.0-----
2026-07-19 01:00 pm S 8 9----30.02-0.04 49.5-----
2026-07-19 12:00 pm S 7 8----30.03-0.03 50.7-----
2026-07-19 11:00 am S 8 8----30.04-0.03 48.9-----
2026-07-19 10:00 am S 7 8----30.06+0.00 50.0-----
2026-07-19 09:00 am S 6 6----30.06+0.01 51.8-----
2026-07-19 08:00 am S 9 9----30.06+0.00 54.5-----
2026-07-19 07:00 amSSE 11 12----30.06-0.01 55.9-----
2026-07-19 06:00 am SE 15 15----30.05+0.00 54.5-----
2026-07-19 05:00 am SE 10 10----30.06+0.01 56.1-----
2026-07-19 04:00 am S 4 4----30.07+0.04 54.3-----
2026-07-19 03:00 amSSW 11 12----30.05+0.04 61.3-----
2026-07-19 02:00 amSSE 14 14----30.05+0.03 58.3-----