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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
1030 GMT on 12/16/2018:
     

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): SE ( 140 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 14 kts
5-day plot - Air Temperature Air Temperature (ATMP): 36.3 °F
5-day plot - Water Temperature Water Temperature (WTMP): 35.2 °F
5-day plot - Dew Point Dew Point (DEWP): 33.3 °F
5-day plot - Wind Chill Wind Chill (CHILL): 26.8 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 12 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 14 kts
Previous observations
5-day plot - Wind Direction 5-day plot - Wind Speed 5-day plot - Wind Gust 5-day plot - Wave Height 5-day plot - Dominant Wave Period 5-day plot - Average Period 5-day plot - Mean Wave Direction 5-day plot - Atmospheric Pressure 5-day plot - Pressure Tendency 5-day plot - Air Temperature 5-day plot - Water Temperature 5-day plot - Dew Point 5-day plot - Salinity 5-day plot - Visibility 5-day plot - Tide (above MLLW)
MM DD TIME
(GMT)		 WDIR WSPD
kts		 GST
kts		 WVHT
ft		 DPD
sec		 APD
sec		 MWD PRES
in		 PTDY
in		 ATMP
°F		 WTMP
°F		 DEWP
°F		 SAL
psu		 VIS
nmi		 TIDE
ft
12161000  SE 14------- 36.1 34.7 33.3---
12160930  SE 13------- 35.8 34.7 32.9---
12160900  SE 11------- 35.2 34.3 32.2---
12160830  SE 9------- 34.7 34.3 31.5---
12160800  SE 8------- 34.5 34.2 31.3---
12160730 SSE 6------- 34.3 34.2 31.3---
12160700 SSE 8------- 34.5 34.3 31.3---
12160630 SSE 7------- 34.7 34.3 31.5---
12160600 SSE 8------- 35.1 34.5 31.3---
12160530  SE 11------- 35.6 34.7 31.8---
12160500  SE 11------- 35.8 34.9 32.0---
12160430  SE 10------- 35.8 34.9 31.6---
12160400  SE 11------- 35.8 34.9 31.5---
12160330  SE 10------- 36.0 34.9 31.3---
12160300  SE 9------- 36.3 34.9 31.6---
12160230  SE 10------- 36.7 35.1 32.0---
12160200  SE 10------- 37.2 35.2 32.2---
12160130  SE 11------- 37.4 35.2 32.4---
12160100  SE 14------- 37.4 35.4 32.9---
12160030  SE 15------- 37.4 35.4 33.6---
12160000 ESE 12------- 37.4 35.4 33.4---
12152330 ESE 9------- 37.2 35.2 33.4---
12152300 ESE 9------- 37.2 35.2 33.1---
12152230 ESE 9------- 37.4 35.2 32.9---
12152200 ESE 8------- 37.9 35.2 32.9---
12152130  SE 8------- 39.0 35.2 32.7---
12152100 ESE 8------- 39.9 35.4 32.9---
12152030 ESE 8------- 40.1 35.4 33.3---
12152000 ESE 8------- 40.5 35.2 32.9---
12151930 ESE 8------- 39.9 35.1 32.5---
12151900 ESE 8------- 39.9 35.1 32.5---
12151830 ESE 6------- 40.6 35.1 32.5---
12151800 ENE 8------- 39.4 34.9 32.0---
12151730  NE 10------- 38.8 34.9 31.8---
12151700  NE 10------- 39.7 34.9 32.0---
12151630 NNE 7------- 39.6 34.7 32.2---
12151600  N 8------- 38.1 34.7 31.8---
12151530 NNW 7------- 36.7 34.9 31.6---
12151500 WNW 5------- 36.7 34.9 31.8---
12151430 WNW 5------- 36.1 34.5 31.3---
12151400  W 4------- 35.6 34.2 30.7---
12151330  NW 7------- 35.8 34.2 30.7---
12151300  NW 7------- 36.1 34.3 30.6---
12151230 WNW 7------- 36.3 34.3 30.7---
12151200 WNW 9------- 36.5 34.5 30.6---
12151130 WNW 8------- 36.5 34.5 30.6---
12151100 WNW 10------- 36.5 34.5 30.4---

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.