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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


Current Time: 0210 GMT
Station Types
(Click on name to view all stations for that type)
White MarkerAll Stations
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 (288)
 (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            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s 202428800001CLSM4 39 51.8 999.9 70 12.1 16.9 999 9999.9 29.78 99.9 99.9 99.9 202428800101CLSM4 39 52.0 999.9 80 12.1 15.0 999 9999.9 29.77 99.9 99.9 99.9 202428800201CLSM4 39 52.0 999.9 80 14.0 16.9 999 9999.9 29.77 99.9 99.9 99.9 202428800301CLSM4 39 52.2 999.9 80 14.0 15.9 999 9999.9 29.76 99.9 99.9 99.9 202428800401CLSM4 39 52.0 999.9 70 11.1 15.9 999 9999.9 29.76 99.9 99.9 99.9 202428800501CLSM4 39 52.0 999.9 60 12.1 15.0 999 9999.9 29.76 99.9 99.9 99.9 202428801001CLSM4 39 52.0 999.9 70 9.9 14.0 999 9999.9 29.76 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
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