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Realtime Great Lakes Weather Data and Marine Observations

 CLSM4: NWS St.ClairShoresMI                                  
CMAN Station
Lat: 42.47°, Lon: -82.88°
Elevation: 175 m
Anemometer Height: 10 m
Related Site: NDBC
Station Types
(Click on name to view all stations for that type)
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Lt Blue MarkerBuoys
Red MarkerCMAN & USCG Stations
Yellow MarkerShip Reports
Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (340)
 (See also Tables for determining DOY for a given date)
View multiple days of data for this station:
Select Year and Day of Year (DOY) range:
Year (4-digits):   First Day (001-366):   Last Day (001-366):  
Additional Data Archive: NDBC Historical Data

Metadata | Description of Measurements (NDBC)
All 9s in field = missing data 

                                       Change Units to English | Metric
                         AIR   DEW WND  WND  WND CLD SOLAR   BAR    WAT  WAV  WAV
-------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER
YYYYDDDHHMM#ID            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s
202428500001CLSM4   39  13.7 999.9 200  0.5  1.5 999 9999.9 1023.7 99.9 99.9 99.9            
202428500101CLSM4   39  13.5 999.9 230  0.5  1.5 999 9999.9 1023.7 99.9 99.9 99.9            
202428500201CLSM4   39  13.0 999.9 230  1.0  1.5 999 9999.9 1023.7 99.9 99.9 99.9            
202428500301CLSM4   39  12.9 999.9 210  1.5  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428500401CLSM4   39  12.7 999.9 220  1.5  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428500501CLSM4   39  12.5 999.9 220  2.1  3.1 999 9999.9 1023.4 99.9 99.9 99.9            
202428501001CLSM4   39  12.5 999.9 210  2.1  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428501101CLSM4   39  12.5 999.9 200  2.6  3.1 999 9999.9 1023.7 99.9 99.9 99.9            
202428501201CLSM4   39  12.5 999.9 200  1.5  3.1 999 9999.9 1023.7 99.9 99.9 99.9            
202428501301CLSM4   39  12.3 999.9 200  1.5  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428501401CLSM4   39  12.2 999.9 200  2.1  3.1 999 9999.9 1023.7 99.9 99.9 99.9            
202428501501CLSM4   39  12.3 999.9 210  2.1  3.1 999 9999.9 1023.7 99.9 99.9 99.9            
202428502001CLSM4   39  12.1 999.9 220  1.5  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428502101CLSM4   39  12.0 999.9 220  2.1  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428502201CLSM4   39  11.9 999.9 220  1.5  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428502301CLSM4   39  11.8 999.9 210  1.5  2.6 999 9999.9 1023.4 99.9 99.9 99.9            
202428502401CLSM4   39  11.7 999.9 220  2.1  2.6 999 9999.9 1023.7 99.9 99.9 99.9            
202428502501CLSM4   39  11.6 999.9 220  1.5  3.1 999 9999.9 1023.4 99.9 99.9 99.9            
202428503001CLSM4   39  11.5 999.9 220  2.1  3.1 999 9999.9 1023.4 99.9 99.9 99.9            
202428503101CLSM4   39  11.5 999.9 230  1.5  2.6 999 9999.9 1023.4 99.9 99.9 99.9            
202428503201CLSM4   39  11.5 999.9 220  1.5  2.1 999 9999.9 1023.4 99.9 99.9 99.9            
202428503301CLSM4   39  11.4 999.9 220  1.5  2.1 999 9999.9 1023.4 99.9 99.9 99.9            
202428503401CLSM4   39  11.4 999.9 220  2.1  3.1 999 9999.9 1023.4 99.9 99.9 99.9            
202428503501CLSM4   39  11.3 999.9 210  2.1  3.1 999 9999.9 1023.0 99.9 99.9 99.9            
202428504001CLSM4   39  11.1 999.9 210  2.1  3.1 999 9999.9 1023.0 99.9 99.9 99.9            
202428504101CLSM4   39  11.1 999.9 210  2.6  3.1 999 9999.9 1023.0 99.9 99.9 99.9            
202428504201CLSM4   39  11.1 999.9 210  2.1  3.1 999 9999.9 1023.0 99.9 99.9 99.9            
202428504301CLSM4   39  11.1 999.9 220  2.6  3.1 999 9999.9 1023.0 99.9 99.9 99.9            
202428504401CLSM4   39  11.0 999.9 220  1.5  3.1 999 9999.9 1023.0 99.9 99.9 99.9            
202428504501CLSM4   39  11.0 999.9 220  1.5  2.6 999 9999.9 1023.0 99.9 99.9 99.9            
202428505001CLSM4   39  11.0 999.9 220  2.1  2.6 999 9999.9 1023.0 99.9 99.9 99.9            
202428505101CLSM4   39  10.8 999.9 240  2.1  2.6 999 9999.9 1023.0 99.9 99.9 99.9            
202428505201CLSM4   39  10.5 999.9 240  1.5  2.6 999 9999.9 1022.7 99.9 99.9 99.9            
202428505301CLSM4   39  10.4 999.9 240  1.0  2.1 999 9999.9 1022.7 99.9 99.9 99.9            
202428505401CLSM4   39  10.3 999.9 240  1.5  2.1 999 9999.9 1022.7 99.9 99.9 99.9            
202428505501CLSM4   39  10.1 999.9 230  1.5  2.1 999 9999.9 1022.7 99.9 99.9 99.9            
202428506001CLSM4   39  10.1 999.9 240  1.5  2.1 999 9999.9 1022.7 99.9 99.9 99.9            
202428506101CLSM4   39  10.1 999.9 240  1.5  2.1 999 9999.9 1022.7 99.9 99.9 99.9            
202428506201CLSM4   39   9.8 999.9 240  1.5  2.6 999 9999.9 1022.7 99.9 99.9 99.9            
202428506301CLSM4   39   9.8 999.9 240  1.5  2.6 999 9999.9 1022.7 99.9 99.9 99.9            
202428506401CLSM4   39   9.7 999.9 240  2.1  2.6 999 9999.9 1022.7 99.9 99.9 99.9            
202428506501CLSM4   39   9.9 999.9 240  1.5  3.1 999 9999.9 1022.7 99.9 99.9 99.9            
202428507001CLSM4   39   9.8 999.9 240  2.1  2.6 999 9999.9 1022.7 99.9 99.9 99.9            
202428507101CLSM4   39   9.8 999.9 230  2.1  2.6 999 9999.9 1022.7 99.9 99.9 99.9            
202428507201CLSM4   39   9.8 999.9 240  2.1  3.1 999 9999.9 1022.7 99.9 99.9 99.9            
202428507301CLSM4   39   9.6 999.9 240  2.1  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428507401CLSM4   39   9.7 999.9 240  1.5  2.6 999 9999.9 1022.4 99.9 99.9 99.9            
202428507501CLSM4   39   9.6 999.9 240  2.1  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428508001CLSM4   39   9.6 999.9 240  2.1  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428508101CLSM4   39   9.6 999.9 240  2.1  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428508201CLSM4   39   9.6 999.9 240  2.1  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428508301CLSM4   39   9.6 999.9 240  2.1  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428508401CLSM4   39   9.4 999.9 240  2.1  2.6 999 9999.9 1022.4 99.9 99.9 99.9            
202428508501CLSM4   39   9.3 999.9 240  2.1  2.6 999 9999.9 1022.4 99.9 99.9 99.9            
202428509001CLSM4   39   9.3 999.9 230  2.1  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428509101CLSM4   39   9.5 999.9 230  2.6  3.6 999 9999.9 1022.4 99.9 99.9 99.9            
202428509201CLSM4   39   9.7 999.9 240  2.6  4.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428509301CLSM4   39  10.0 999.9 240  2.6  4.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428509401CLSM4   39  10.0 999.9 230  2.6  4.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428509501CLSM4   39  10.0 999.9 230  2.6  3.6 999 9999.9 1022.4 99.9 99.9 99.9            
202428510001CLSM4   39   9.9 999.9 240  2.6  3.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428511101CLSM4   39   9.7 999.9 240  3.1  4.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428511201CLSM4   39   9.7 999.9 230  3.1  5.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428511301CLSM4   39   9.7 999.9 240  3.1  5.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428511401CLSM4   39   9.7 999.9 240  3.1  4.6 999 9999.9 1022.4 99.9 99.9 99.9            
202428511501CLSM4   39   9.8 999.9 240  3.1  4.6 999 9999.9 1022.4 99.9 99.9 99.9            
202428512001CLSM4   39   9.8 999.9 230  3.1  5.1 999 9999.9 1022.4 99.9 99.9 99.9            
202428512101CLSM4   39  10.0 999.9 230  3.6  5.7 999 9999.9 1022.0 99.9 99.9 99.9            
202428512201CLSM4   39  10.2 999.9 240  3.6  5.7 999 9999.9 1022.0 99.9 99.9 99.9            
202428512301CLSM4   39  10.5 999.9 240  3.6  6.2 999 9999.9 1022.0 99.9 99.9 99.9            
202428512401CLSM4   39  10.8 999.9 240  4.6  6.7 999 9999.9 1022.0 99.9 99.9 99.9            
202428512501CLSM4   39  11.2 999.9 240  3.6  5.7 999 9999.9 1022.4 99.9 99.9 99.9            
202428513001CLSM4   39  11.6 999.9 230  3.6  6.2 999 9999.9 1022.4 99.9 99.9 99.9            
202428513101CLSM4   39  12.0 999.9 240  3.6  5.7 999 9999.9 1022.0 99.9 99.9 99.9            
202428513201CLSM4   39  12.4 999.9 240  4.1  6.7 999 9999.9 1022.4 99.9 99.9 99.9            
202428513301CLSM4   39  12.8 999.9 240  4.1  7.2 999 9999.9 1022.0 99.9 99.9 99.9            
202428513401CLSM4   39  13.1 999.9 230  4.1  6.7 999 9999.9 1022.0 99.9 99.9 99.9            
202428513501CLSM4   39  13.5 999.9 240  3.6  7.7 999 9999.9 1022.0 99.9 99.9 99.9            
202428514001CLSM4   39  13.9 999.9 230  6.2  8.2 999 9999.9 1022.0 99.9 99.9 99.9            
202428514101CLSM4   39  14.2 999.9 230  5.7  8.7 999 9999.9 1021.7 99.9 99.9 99.9            
202428514201CLSM4   39  14.5 999.9 240  6.7  8.7 999 9999.9 1021.7 99.9 99.9 99.9            
202428514301CLSM4   39  14.8 999.9 240  6.2  9.3 999 9999.9 1021.3 99.9 99.9 99.9            
202428514401CLSM4   39  15.3 999.9 230  5.7  7.2 999 9999.9 1021.3 99.9 99.9 99.9            
202428514501CLSM4   39  15.6 999.9 240  5.7  7.7 999 9999.9 1021.3 99.9 99.9 99.9            
202428515001CLSM4   39  15.9 999.9 240  5.1  8.7 999 9999.9 1021.0 99.9 99.9 99.9            
202428515101CLSM4   39  16.3 999.9 240  5.1  7.7 999 9999.9 1021.0 99.9 99.9 99.9            
202428515201CLSM4   39  16.7 999.9 240  5.1  7.7 999 9999.9 1021.0 99.9 99.9 99.9            
202428515301CLSM4   39  17.1 999.9 240  5.7  7.2 999 9999.9 1020.7 99.9 99.9 99.9            
202428515401CLSM4   39  17.5 999.9 250  4.6  7.2 999 9999.9 1020.7 99.9 99.9 99.9            
202428515501CLSM4   39  17.8 999.9 230  4.6  6.7 999 9999.9 1020.7 99.9 99.9 99.9            
202428516001CLSM4   39  18.3 999.9 230  5.7  7.2 999 9999.9 1020.3 99.9 99.9 99.9            
202428516101CLSM4   39  18.8 999.9 230  4.6  6.7 999 9999.9 1020.3 99.9 99.9 99.9            
202428516201CLSM4   39  19.2 999.9 230  4.6  6.7 999 9999.9 1020.0 99.9 99.9 99.9            
202428516301CLSM4   39  19.4 999.9 240  5.1  6.7 999 9999.9 1020.0 99.9 99.9 99.9            
202428516401CLSM4   39  19.8 999.9 230  3.6  6.7 999 9999.9 1020.0 99.9 99.9 99.9            
202428516501CLSM4   39  20.2 999.9 220  3.1  6.2 999 9999.9 1019.6 99.9 99.9 99.9            
202428517001CLSM4   39  20.4 999.9 240  5.7  7.2 999 9999.9 1019.6 99.9 99.9 99.9            
202428517101CLSM4   39  20.4 999.9 230  4.6  7.7 999 9999.9 1019.6 99.9 99.9 99.9            
202428517201CLSM4   39  20.7 999.9 230  4.6  6.7 999 9999.9 1019.3 99.9 99.9 99.9            
202428517301CLSM4   39  21.1 999.9 210  4.6  7.2 999 9999.9 1019.0 99.9 99.9 99.9            
202428517401CLSM4   39  21.3 999.9 240  5.7  7.7 999 9999.9 1019.0 99.9 99.9 99.9            
202428517501CLSM4   39  21.2 999.9 240  6.2  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202428518001CLSM4   39  21.5 999.9 220  4.1  6.2 999 9999.9 1018.6 99.9 99.9 99.9            
202428518101CLSM4   39  21.7 999.9 230  5.7  8.2 999 9999.9 1018.3 99.9 99.9 99.9            
202428518201CLSM4   39  21.7 999.9 250  5.7  8.2 999 9999.9 1017.9 99.9 99.9 99.9            
202428518201CLSM4   39  21.7 999.9 250  5.7 11.8 999 9999.9 1017.9 99.9 99.9 99.9            
202428518301CLSM4   39  21.9 999.9 220  5.1  7.7 999 9999.9 1017.9 99.9 99.9 99.9            
202428518401CLSM4   39  22.1 999.9 230  4.1  9.8 999 9999.9 1017.9 99.9 99.9 99.9            
202428518501CLSM4   39  22.2 999.9 230  5.1  8.7 999 9999.9 1017.6 99.9 99.9 99.9            
202428519001CLSM4   39  22.5 999.9 230  3.6  9.3 999 9999.9 1017.3 99.9 99.9 99.9            
202428520101CLSM4   39  24.1 999.9 220  5.7  7.7 999 9999.9 1016.3 99.9 99.9 99.9            
202428520201CLSM4   39  24.1 999.9 230  6.2  9.3 999 9999.9 1016.3 99.9 99.9 99.9            
202428520301CLSM4   39  24.2 999.9 230  6.2  8.2 999 9999.9 1015.9 99.9 99.9 99.9            
202428520401CLSM4   39  24.2 999.9 220  4.6  7.7 999 9999.9 1015.9 99.9 99.9 99.9            
202428520501CLSM4   39  24.4 999.9 220  4.1  6.7 999 9999.9 1015.9 99.9 99.9 99.9            
202428521001CLSM4   39  24.4 999.9 230  5.7  8.7 999 9999.9 1015.9 99.9 99.9 99.9            
202428521101CLSM4   39  24.6 999.9 220  3.1  8.2 999 9999.9 1015.6 99.9 99.9 99.9            
202428521201CLSM4   39  24.6 999.9 220  5.1  7.2 999 9999.9 1015.6 99.9 99.9 99.9            
202428521301CLSM4   39  24.5 999.9 220  4.6  7.2 999 9999.9 1015.2 99.9 99.9 99.9            
202428521401CLSM4   39  24.5 999.9 210  3.1  6.7 999 9999.9 1015.2 99.9 99.9 99.9            
202428521501CLSM4   39  24.6 999.9 210  3.1  6.2 999 9999.9 1015.2 99.9 99.9 99.9            
202428522001CLSM4   39  24.4 999.9 220  3.1  5.1 999 9999.9 1014.9 99.9 99.9 99.9            
202428522101CLSM4   39  24.4 999.9 210  2.6  4.1 999 9999.9 1014.9 99.9 99.9 99.9            
202428522201CLSM4   39  24.1 999.9 220  3.1  4.1 999 9999.9 1014.9 99.9 99.9 99.9            
202428522301CLSM4   39  23.9 999.9 230  2.6  4.6 999 9999.9 1015.2 99.9 99.9 99.9            
202428522401CLSM4   39  23.7 999.9 220  3.1  4.6 999 9999.9 1014.9 99.9 99.9 99.9            
202428522501CLSM4   39  23.6 999.9 220  3.1  5.1 999 9999.9 1015.2 99.9 99.9 99.9            
202428523001CLSM4   39  23.2 999.9 220  2.6  4.1 999 9999.9 1015.2 99.9 99.9 99.9            
202428523101CLSM4   39  23.2 999.9 220  3.1  4.6 999 9999.9 1015.2 99.9 99.9 99.9            
202428523201CLSM4   39  23.2 999.9 230  3.6  5.1 999 9999.9 1015.2 99.9 99.9 99.9            
202428523301CLSM4   39  23.1 999.9 230  3.1  4.6 999 9999.9 1015.2 99.9 99.9 99.9            
202428523401CLSM4   39  23.1 999.9 230  3.6  4.6 999 9999.9 1015.6 99.9 99.9 99.9            
202428523501CLSM4   39  22.9 999.9 240  3.6  5.7 999 9999.9 1015.6 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
  [every 3rd data value plotted]
133 matching elements
0.066 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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