Station List

Hurricane Symbol View the latest observations near Atlantic Tropical Storm Bertha and East Pacific Hurricane Fausto.

Station STDM4 - Stannard Rock, MI Image indicating link to RSS feed of recent meteorological observations for station STDM4

Owned and maintained by National Data Buoy Center
C-MAN Station
SM+ Payload
47.184 N 87.225 W (47°11'1" N 87°13'30" W)

Site elevation: 182.9 m above mean sea level
Air temp height: 35.1 m above site elevation
Anemometer height: 35.7 m above site elevation
Barometer elevation: 210.3 m above mean sea level

Latest NWS Marine Forecast

Important Notice to Mariners

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station STDM4

Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
(24 hours for tsunami stations)
Station STDM4

Conditions at STDM4 as of
(3:20 am EDT)
0720 GMT on 07/21/2026:
     

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 Speed Wind Speed (WSPD): 24 kts
5-day plot - Wind Gust Wind Gust (GST): 27 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.44 in
5-day plot - Air Temperature Air Temperature (ATMP): 64.0 °F
5-day plot - Dew Point Dew Point (DEWP): 61.9 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 21 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 23 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Supplemental Measurements
Lowest 1-minute Pressure
Time (EDT)Pressure
3:11 am29.43 in
Highest 1-minute Wind Speed
Time (EDT)5-day plot - 1-Minute Wind Speed WSPD 5-day plot - 1-Minute Wind Direction WDIR
3:13 am 25 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
2026-07-21 03:10 am- 21 25----29.42- 63.7- 62.4---
2026-07-21 03:00 am- 19 21----29.43-0.01 64.0- 62.8---
2026-07-21 02:50 am- 20 21----29.43- 64.2- 62.6---
2026-07-21 02:40 am- 20 21----29.42- 64.9- 62.8---
2026-07-21 02:30 am- 21 22----29.41- 66.0- 63.0---
2026-07-21 02:20 am- 22 22----29.42- 65.8- 63.1---
2026-07-21 02:10 am- 22 24----29.42- 66.0- 63.0---
2026-07-21 02:00 am- 22 23----29.42-0.02 64.4- 63.0---
2026-07-21 01:50 am- 19 20----29.43- 64.0- 62.6---
2026-07-21 01:40 am- 19 20----29.43- 64.4- 62.8---
2026-07-21 01:30 am- 18 19----29.43- 64.8- 62.8---
2026-07-21 01:20 am- 19 20----29.43- 65.3- 62.6---
2026-07-21 01:10 am- 16 19----29.43- 65.1- 63.1---
2026-07-21 01:00 am- 12 15----29.43-0.01 65.5- 63.3---
2026-07-21 12:50 am- 12 15----29.43- 66.4- 63.0---
2026-07-21 12:40 am- 11 13----29.43- 66.0- 62.6---
2026-07-21 12:30 am- 12 19----29.43- 67.6- 61.9---
2026-07-21 12:20 am- 12 16----29.44- 68.0- 61.2---
2026-07-21 12:10 am- 10 12----29.44- 68.5- 60.4---
2026-07-21 12:00 am- 9 11----29.44-0.01 68.0- 60.3---
2026-07-20 11:50 pm- 9 11----29.44- 67.6- 60.3---
2026-07-20 11:40 pm- 9 12----29.45- 67.6- 60.1---
2026-07-20 11:30 pm- 9 12----29.45- 68.2- 59.9---
2026-07-20 11:20 pm- 10 12----29.45- 68.4- 59.7---
2026-07-20 11:10 pm- 8 12----29.45- 68.9- 60.1---
2026-07-20 11:00 pm- 6 10----29.44+0.01 68.7- 60.4---
2026-07-20 10:50 pm- 4 11----29.44- 68.7- 61.2---
2026-07-20 10:40 pm- 4 5----29.44- 67.6- 61.7---
2026-07-20 10:30 pm- 4 5----29.44- 66.4- 61.5---
2026-07-20 10:20 pm- 3 5----29.44- 65.8- 61.5---
2026-07-20 10:10 pm- 3 4----29.44- 66.2- 61.7---
2026-07-20 10:00 pm- 4 5----29.44+0.03 66.6- 61.5---
2026-07-20 09:50 pm- 3 5----29.44- 68.5- 62.1---
2026-07-20 09:40 pm- 2 5----29.44- 68.5- 62.4---
2026-07-20 09:30 pm- 5 8----29.43- 68.5- 63.0---
2026-07-20 09:20 pm- 8 11----29.44- 69.3- 63.3---
2026-07-20 09:10 pm- 9 17----29.45- 68.5- 63.9---
2026-07-20 09:00 pm- 13 19----29.45+0.01 66.7- 64.2---
2026-07-20 08:50 pm- 20 22----29.44- 69.6- 65.7---
2026-07-20 08:40 pm- 22 25----29.44- 66.4- 65.3---
2026-07-20 08:30 pm- 23 25----29.44- 65.3- 64.8---
2026-07-20 08:20 pm- 24 25----29.44- 65.3- 64.4---
2026-07-20 08:10 pm- 22 24----29.44- 65.7- 64.8---
2026-07-20 08:00 pm- 20 23----29.43-0.02 68.2- 66.0---
2026-07-20 07:50 pm- 22 23----29.43- 68.0- 67.3---
2026-07-20 07:40 pm- 22 23----29.42- 68.2- 67.5---
2026-07-20 07:20 pm- 21 23----29.42- 70.3- 66.2---
2026-07-20 07:10 pm- 24 27----29.42- 69.6- 67.1---
2026-07-20 07:00 pm- 26 29----29.41-0.06 69.3- 66.9---
2026-07-20 06:50 pm- 18 25----29.41- 75.6- 68.2---
2026-07-20 06:40 pm- 16 20----29.42- 73.2- 68.4---
2026-07-20 06:30 pm- 20 25----29.41- 71.6- 68.4---
2026-07-20 06:20 pm- 23 27----29.41- 71.4- 66.0---
2026-07-20 06:10 pm- 22 25----29.42- 69.3- 66.4---
2026-07-20 06:00 pm- 25 32----29.44-0.07 70.3- 66.9---
2026-07-20 05:50 pm- 27 32----29.43- 67.8- 66.6---
2026-07-20 05:40 pm- 24 35----29.45- 66.7- 65.3---
2026-07-20 05:30 pm- 23 26----29.42- 69.6- 66.7---
2026-07-20 05:20 pm- 24 25----29.43- 67.8- 65.5---
2026-07-20 05:10 pm- 26 27----29.44- 68.2- 65.8---
2026-07-20 05:00 pm- 27 28----29.45-0.11 68.4- 65.8---
2026-07-20 04:50 pm- 28 29----29.46- 67.6- 65.7---
2026-07-20 04:40 pm- 29 31----29.47- 68.0- 66.2---
2026-07-20 04:30 pm- 31 32----29.48- 68.5- 66.7---
2026-07-20 04:20 pm- 31 33----29.48- 67.8- 66.4---
2026-07-20 04:10 pm- 31 32----29.48- 67.3- 66.2---
2026-07-20 04:00 pm- 32 35----29.48-0.09 67.3- 66.2---
2026-07-20 03:50 pm- 32 35----29.49- 66.6- 65.7---
2026-07-20 03:40 pm- 33 35----29.48- 66.6- 65.7---
2026-07-20 03:30 pm- 33 38----29.49- 66.4- 65.7---
2026-07-20 03:20 pm- 34 37----29.49- 65.8- 65.3---
2026-07-20 03:10 pm- 33 35----29.49- 65.3- 64.9---
2026-07-20 03:00 pm- 32 35----29.50-0.09 65.7- 65.1---
2026-07-20 02:50 pm- 34 37----29.50- 65.7- 65.5---
2026-07-20 02:40 pm- 31 33----29.53- 65.8- 65.5---
2026-07-20 02:30 pm- 29 31----29.54- 65.8- 65.3---
2026-07-20 02:20 pm- 33 38----29.55- 66.6- 65.8---
2026-07-20 02:10 pm- 39 43----29.54- 66.7- 65.7---
2026-07-20 02:00 pm- 34 45----29.56-0.08 65.3- 65.3---
2026-07-20 01:50 pm- 38 46----29.55- 65.1- 65.1---
2026-07-20 01:40 pm- 34 55----29.57- 63.9- 63.9---
2026-07-20 01:30 pm- 29 37----29.59- 63.5- 63.5---
2026-07-20 01:20 pm- 31 37----29.55- 63.3- 63.3---
2026-07-20 01:10 pm- 30 35----29.56- 63.3- 63.3---
2026-07-20 01:00 pm- 28 31----29.56-0.19 62.6- 62.6---
2026-07-20 12:50 pm- 28 31----29.55- 63.0- 63.0---
2026-07-20 12:40 pm- 27 30----29.57- 64.0- 64.0---
2026-07-20 12:30 pm- 28 31----29.59- 64.8- 64.6---
2026-07-20 12:20 pm- 26 31----29.61- 64.2- 64.2---
2026-07-20 12:10 pm- 28 33----29.62- 64.6- 64.6---
2026-07-20 12:00 pm- 31 34----29.59-0.11 64.6- 64.6---
2026-07-20 11:50 am- 32 36----29.59- 64.9- 64.8---
2026-07-20 11:40 am- 29 35----29.64- 65.8- 65.1---
2026-07-20 11:30 am- 26 29----29.67- 68.7- 66.7---
2026-07-20 11:20 am- 27 30----29.65- 66.2- 65.7---
2026-07-20 11:10 am- 25 27----29.64- 65.8- 65.7---
2026-07-20 11:00 am- 23 25----29.63-0.06 64.0- 64.0---
2026-07-20 10:50 am- 22 26----29.63- 63.0- 63.0---
2026-07-20 10:40 am- 17 23----29.62- 62.8- 62.8---
2026-07-20 10:30 am- 4 12----29.71- 63.7- 63.7---
2026-07-20 10:20 am- 7 11----29.75- 64.2- 64.2---
2026-07-20 10:10 am- 6 8----29.76- 63.3- 63.3---
2026-07-20 10:00 am- 6 8----29.75+0.03 64.9- 64.4---
2026-07-20 09:50 am- 7 10----29.75- 66.9- 65.3---
2026-07-20 09:40 am- 7 10----29.74- 66.6- 65.1---
2026-07-20 09:30 am- 8 10----29.75- 65.8- 64.6---
2026-07-20 09:20 am- 13 16----29.74- 66.4- 64.6---
2026-07-20 09:10 am- 19 20----29.73- 66.7- 64.8---
2026-07-20 09:00 am- 18 20----29.70-0.03 64.6- 63.7---
2026-07-20 08:50 am- 19 20----29.69- 65.1- 63.7---
2026-07-20 08:40 am- 21 22----29.70- 64.8- 63.5---
2026-07-20 08:30 am- 18 20----29.69- 64.0- 63.5---
2026-07-20 08:20 am- 18 20----29.69- 65.1- 62.6---
2026-07-20 08:10 am- 15 20----29.69- 66.0- 63.5---
2026-07-20 08:00 am- 12 14----29.70-0.07 65.5- 63.5---
2026-07-20 07:50 am- 11 12----29.71- 64.8- 63.5---
2026-07-20 07:40 am- 7 9----29.72- 65.3- 63.5---
2026-07-20 07:30 am- 7 7----29.72- 66.0- 63.5---
2026-07-20 07:20 am- 7 7----29.72- 66.4- 63.9---
2026-07-20 07:10 am- 7 8----29.72- 66.9- 64.0---
2026-07-20 07:00 am- 8 9----29.72-0.06 67.8- 64.4---
2026-07-20 06:50 am- 9 11----29.72- 68.4- 64.6---
2026-07-20 06:40 am- 10 11----29.72- 69.3- 64.9---
2026-07-20 06:30 am- 10 11----29.72- 69.6- 65.3---
2026-07-20 06:20 am- 10 11----29.72- 68.2- 65.1---
2026-07-20 06:10 am- 10 11----29.72- 68.5- 65.5---
2026-07-20 06:00 am- 8 10----29.73-0.04 69.3- 66.2---
2026-07-20 05:50 am- 8 9----29.73- 69.8- 66.7---
2026-07-20 05:40 am- 6 7----29.73- 70.0- 66.9---
2026-07-20 05:30 am- 5 7----29.74- 69.8- 66.7---
2026-07-20 05:20 am- 4 5----29.75- 70.0- 66.7---
2026-07-20 05:10 am- 3 4----29.76- 69.6- 66.7---
2026-07-20 05:00 am- 3 4----29.77-0.01 69.6- 66.6---
2026-07-20 04:50 am- 3 4----29.77- 69.6- 66.4---
2026-07-20 04:40 am- 5 6----29.77- 69.3- 66.2---
2026-07-20 04:30 am- 6 11----29.78- 68.7- 65.8---
2026-07-20 04:20 am- 8 11----29.78- 70.2- 66.6---
2026-07-20 04:10 am- 7 9----29.78- 68.7- 66.2---
2026-07-20 04:00 am- 13 18----29.78-0.02 69.8- 66.7---
2026-07-20 03:50 am- 15 19----29.79- 68.4- 66.2---
2026-07-20 03:40 am- 13 18----29.78- 67.3- 65.3---
2026-07-20 03:30 am- 16 18----29.77- 69.8- 66.9---
2026-07-20 03:20 am- 17 19----29.77- 69.6- 66.9---
2026-07-20 03:10 am- 19 21----29.77- 70.3- 67.3---
2026-07-20 03:00 am- 20 22----29.77-0.04 70.5- 67.3---
2026-07-20 02:50 am- 21 22----29.77- 70.3- 66.9---