Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage NDBC Title GraphicClick to go to NDBC home page   Select to go to the NWS homepage
Home News Organization
 
 
    
    Station List

 Observations
    Mobile Access
    Interactive Map
    Classic Maps
         Recent
         DART®
    Obs Search
    Ship Obs Report
    Gliders
    BuoyCAMs Image indicating link to BuoyCAMs page
    TAO
    DODS
    OceanSITES
    HF Radar
    OSMC
    Dial-A-Buoy
    RSS Feeds Image indicating link to RSS feed access page
    Obs Web Widget
    Email Access
    Web Data Guide

 Station Status
    NDBC Maintenance
    NDBC Platforms

 Program Info
    Facebook Logo
    NDBC on Facebook
    About NDBC
     Met/Ocean
          Moored Buoy
          C-MAN
    TAO
    DART®
    VOS
    IOOS® Program
    IOOS® DAC

 Publications
    NDBC Draft PEA
    NDBC DQC Handbook
    Hurricane Data Plots

 Science Education

 FAQ
 Media Inquiries
 Contact Us
 Visitor Information
 
USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.

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.

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
0130 GMT on 11/24/2017:
     

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): WSW ( 250 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 12 kts
5-day plot - Air Temperature Air Temperature (ATMP): 37.0 °F
5-day plot - Water Temperature Water Temperature (WTMP): 43.0 °F
5-day plot - Dew Point Dew Point (DEWP): 27.5 °F
5-day plot - Wind Chill Wind Chill (CHILL): 28.4 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 10 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 12 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
11240100 WSW 11------- 36.7 42.8 27.1---
11240030  W 13------- 36.5 42.4 26.1---
11240000 WSW 14------- 36.3 42.6 25.7---
11232330 WSW 13------- 36.1 42.4 25.2---
11232300  W 14------- 36.0 41.5 25.0---
11232230 WNW 19------- 36.0 41.7 25.5---
11232200  W 22------- 36.3 43.2 26.6---
11232130  W 25------- 37.0 43.5 27.3---
11232100 WSW 23------- 37.0 43.5 26.8---
11232030 WSW 22------- 36.9 43.5 26.8---
11232000 WSW 22------- 36.9 43.3 27.1---
11231930 WSW 25------- 36.9 43.5 27.0---
11231900 WSW 23------- 36.9 43.5 27.3---
11231830  SW 17------- 36.0 43.3 29.3---
11231800  SW 18------- 35.1 43.2 29.5---
11231730  SW 18------- 35.1 43.2 29.8---
11231700 WSW 20------- 35.6 43.3 29.3---
11231630  SW 18------- 34.9 43.2 30.0---
11231600  SW 17------- 34.3 43.0 30.0---
11231530  SW 15------- 34.0 43.0 29.1---
11231500  SW 15------- 33.6 42.8 29.1---
11231430  SW 16------- 33.4 42.8 28.8---
11231400 SSW 17------- 33.1 42.6 27.7---
11231330 SSW 17------- 32.5 42.4 26.6---
11231300 SSW 17------- 32.7 42.4 25.9---
11231230 SSW 18------- 32.5 42.4 25.2---
11231200 SSW 19------- 32.4 42.3 24.8---
11231130 SSW 21------- 32.2 42.3 24.4---
11231100 SSW 21------- 32.0 41.9 24.4---
11231030 SSW 22------- 31.6 41.7 24.1---
11231000 SSW 21------- 31.6 41.9 23.9---
11230930 SSW 21------- 30.9 41.7 23.2---
11230900 SSW 20------- 30.7 41.7 22.6---
11230830 SSW 22------- 30.9 41.5 22.5---
11230800 SSW 22------- 30.9 41.7 22.1---
11230730 SSW 22------- 30.7 41.7 21.6---
11230700 SSW 22------- 30.6 41.7 21.2---
11230630 SSW 22------- 30.6 41.7 20.7---
11230600  S 23------- 30.4 41.5 19.9---
11230530  S 24------- 30.4 41.5 19.4---
11230500  S 26------- 30.7 41.9 19.4---
11230430  S 26------- 30.9 41.9 19.2---
11230400  S 26------- 31.1 41.9 19.2---
11230330 SSW 24------- 31.1 41.9 19.6---
11230300 SSW 22------- 31.3 41.9 19.4---
11230230 SSW 22------- 31.3 41.9 19.2---
11230200  S 21------- 31.1 41.7 19.0---

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.