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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: 0628 GMT
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 (263)
 (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 202426300001CLSM4 39 74.1 999.9 110 8.0 8.0 999 9999.9 30.00 99.9 99.9 99.9 202426300101CLSM4 39 73.9 999.9 110 6.0 8.0 999 9999.9 30.00 99.9 99.9 99.9 202426300201CLSM4 39 73.9 999.9 110 7.0 8.0 999 9999.9 30.00 99.9 99.9 99.9 202426300301CLSM4 39 73.8 999.9 110 8.0 8.9 999 9999.9 30.00 99.9 99.9 99.9 202426300401CLSM4 39 73.6 999.9 110 8.9 9.9 999 9999.9 30.01 99.9 99.9 99.9 202426300501CLSM4 39 73.6 999.9 110 9.9 11.1 999 9999.9 30.01 99.9 99.9 99.9 202426301001CLSM4 39 73.0 999.9 110 11.1 13.0 999 9999.9 30.01 99.9 99.9 99.9 202426301101CLSM4 39 72.5 999.9 120 12.1 13.0 999 9999.9 30.00 99.9 99.9 99.9 202426301201CLSM4 39 72.3 999.9 110 11.1 13.0 999 9999.9 30.01 99.9 99.9 99.9 202426301301CLSM4 39 72.1 999.9 110 9.9 12.1 999 9999.9 30.01 99.9 99.9 99.9 202426301401CLSM4 39 72.1 999.9 100 9.9 11.1 999 9999.9 30.01 99.9 99.9 99.9 202426301501CLSM4 39 72.0 999.9 90 9.9 12.1 999 9999.9 30.01 99.9 99.9 99.9 202426302001CLSM4 39 72.1 999.9 100 8.9 12.1 999 9999.9 30.01 99.9 99.9 99.9 202426302101CLSM4 39 71.8 999.9 90 8.9 9.9 999 9999.9 30.01 99.9 99.9 99.9 202426302201CLSM4 39 71.8 999.9 90 8.9 9.9 999 9999.9 30.01 99.9 99.9 99.9 202426302301CLSM4 39 71.6 999.9 90 8.0 8.9 999 9999.9 30.01 99.9 99.9 99.9 202426302401CLSM4 39 71.6 999.9 100 7.0 8.9 999 9999.9 30.01 99.9 99.9 99.9 202426302501CLSM4 39 71.6 999.9 100 6.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426303001CLSM4 39 71.4 999.9 100 6.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426303101CLSM4 39 71.6 999.9 90 6.0 7.0 999 9999.9 30.01 99.9 99.9 99.9 202426303201CLSM4 39 71.4 999.9 90 6.0 7.0 999 9999.9 30.01 99.9 99.9 99.9 202426303301CLSM4 39 71.2 999.9 80 5.1 6.0 999 9999.9 30.01 99.9 99.9 99.9 202426303401CLSM4 39 71.1 999.9 70 4.1 6.0 999 9999.9 30.01 99.9 99.9 99.9 202426303501CLSM4 39 70.9 999.9 50 4.1 5.1 999 9999.9 30.01 99.9 99.9 99.9 202426304001CLSM4 39 70.5 999.9 50 4.1 5.1 999 9999.9 30.01 99.9 99.9 99.9 202426304101CLSM4 39 70.5 999.9 50 6.0 7.0 999 9999.9 30.01 99.9 99.9 99.9 202426304201CLSM4 39 70.5 999.9 60 6.0 7.0 999 9999.9 30.01 99.9 99.9 99.9 202426304301CLSM4 39 70.5 999.9 60 7.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426304401CLSM4 39 70.3 999.9 60 8.0 8.9 999 9999.9 30.01 99.9 99.9 99.9 202426304501CLSM4 39 70.3 999.9 50 8.0 8.9 999 9999.9 30.01 99.9 99.9 99.9 202426305001CLSM4 39 70.2 999.9 60 7.0 8.9 999 9999.9 30.01 99.9 99.9 99.9 202426305101CLSM4 39 70.0 999.9 40 7.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426305201CLSM4 39 69.8 999.9 40 6.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426305301CLSM4 39 69.8 999.9 50 7.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426305401CLSM4 39 69.6 999.9 30 6.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426305501CLSM4 39 69.4 999.9 40 7.0 8.0 999 9999.9 30.01 99.9 99.9 99.9 202426306001CLSM4 39 69.3 999.9 40 7.0 8.9 999 9999.9 30.01 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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37 matching elements
0.006 sec

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