Station List

Station SRLM4 - Spectacle Reef Light, MI Image indicating link to RSS feed of recent meteorological observations for station SRLM4

Owned and maintained by Great Lakes Environmental Research Laboratory
C-MAN Station
45.773 N 84.137 W (45°46'24" N 84°8'12" W)

Site elevation: 177 m above mean sea level
Anemometer height: 30 m above site elevation

Instruments are owned and maintained by the University of Colorado, Boulder.

Latest NWS Marine Forecast

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station SRLM4

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)

Conditions at SRLM4 as of
1000 GMT on 02/08/2026:
Note: This report is more than two hours old
     

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): 11 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 10 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 12 kts
Previous observations
TIME
(GMT)		 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
2026-02-08 0930 NE 12-------------
2026-02-08 0900 NE 13-------------
2026-02-08 0830 NE 14-------------
2026-02-08 0800 NE 15-------------
2026-02-08 0730NNE 16-------------
2026-02-08 0700NNE 17-------------
2026-02-08 0630NNE 17-------------
2026-02-08 0600NNE 18-------------
2026-02-08 0530NNE 17-------------
2026-02-08 0500 N 16-------------
2026-02-08 0430 N 17-------------
2026-02-08 0400 N 18-------------
2026-02-08 0330 N 19-------------
2026-02-08 0300NNW 19-------------
2026-02-08 0230NNW 18-------------
2026-02-08 0200NNW 18-------------
2026-02-08 0130NNW 19-------------
2026-02-08 0100 NW 19-------------
2026-02-08 0030 NW 18-------------
2026-02-08 0000 NW 18-------------
2026-02-07 2330 NW 18-------------
2026-02-07 2300 NW 18-------------
2026-02-07 2230 NW 17-------------
2026-02-07 2200WNW 18-------------
2026-02-07 2130WNW 17-------------
2026-02-07 2100WNW 18-------------
2026-02-07 2030WNW 19-------------
2026-02-07 2000WNW 20-------------
2026-02-07 1930WNW 21-------------
2026-02-07 1900WNW 20-------------
2026-02-07 1830WNW 19-------------
2026-02-07 1800 NW 23-------------
2026-02-07 1730WNW 23-------------
2026-02-07 1700WNW 20-------------
2026-02-07 1630 NW 18-------------
2026-02-07 1600 NW 20-------------
2026-02-07 1530NNW 21-------------
2026-02-07 1500 NW 20-------------
2026-02-07 1430NNW 20-------------
2026-02-07 1400 NW 21-------------
2026-02-07 1330NNW 21-------------
2026-02-07 1300NNW 20-------------