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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: 1149 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 (197)
 (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
202519700001CLSM4   39  81.7 999.9 140  8.9  9.9 999 9999.9  29.99 99.9 99.9 99.9
202519700101CLSM4   39  81.9 999.9 150  8.9 12.1 999 9999.9  29.99 99.9 99.9 99.9
202519700201CLSM4   39  81.9 999.9 150  8.9 11.1 999 9999.9  29.99 99.9 99.9 99.9
202519700301CLSM4   39  81.9 999.9 160  8.9 12.1 999 9999.9  29.99 99.9 99.9 99.9
202519700401CLSM4   39  82.2 999.9 170  8.9 13.0 999 9999.9  29.99 99.9 99.9 99.9
202519700501CLSM4   39  81.9 999.9 170  7.0 11.1 999 9999.9  29.99 99.9 99.9 99.9
202519701001CLSM4   39  81.3 999.9 170  8.0  9.9 999 9999.9  30.00 99.9 99.9 99.9
202519701101CLSM4   39  81.0 999.9 170  6.0  9.9 999 9999.9  30.00 99.9 99.9 99.9
202519701201CLSM4   39  80.4 999.9 180  5.1  8.9 999 9999.9  30.00 99.9 99.9 99.9
202519701301CLSM4   39  80.2 999.9 170  7.0  8.9 999 9999.9  30.00 99.9 99.9 99.9
202519701401CLSM4   39  79.9 999.9 180  6.0  8.9 999 9999.9  29.99 99.9 99.9 99.9
202519701501CLSM4   39  79.7 999.9 180  5.1  8.9 999 9999.9  30.00 99.9 99.9 99.9
202519702001CLSM4   39  79.3 999.9 170  5.1  8.0 999 9999.9  30.00 99.9 99.9 99.9
202519702101CLSM4   39  79.2 999.9 170  6.0  8.0 999 9999.9  29.99 99.9 99.9 99.9
202519702201CLSM4   39  79.0 999.9 180  5.1  8.0 999 9999.9  30.00 99.9 99.9 99.9
202519702301CLSM4   39  78.6 999.9 180  4.1  7.0 999 9999.9  30.01 99.9 99.9 99.9
202519702401CLSM4   39  78.4 999.9 170  4.1  7.0 999 9999.9  30.01 99.9 99.9 99.9
202519702501CLSM4   39  78.3 999.9 180  5.1  6.0 999 9999.9  30.01 99.9 99.9 99.9
202519703001CLSM4   39  78.1 999.9 170  5.1  7.0 999 9999.9  30.01 99.9 99.9 99.9
202519703101CLSM4   39  77.9 999.9 170  5.1  7.0 999 9999.9  30.01 99.9 99.9 99.9
202519703201CLSM4   39  77.7 999.9 190  4.1  6.0 999 9999.9  30.01 99.9 99.9 99.9
202519703301CLSM4   39  77.7 999.9 180  2.9  6.0 999 9999.9  30.01 99.9 99.9 99.9
202519703401CLSM4   39  77.5 999.9 180  2.9  6.0 999 9999.9  30.01 99.9 99.9 99.9
202519703501CLSM4   39  77.5 999.9 170  4.1  6.0 999 9999.9  30.01 99.9 99.9 99.9
202519704001CLSM4   39  77.5 999.9 180  4.1  6.0 999 9999.9  30.02 99.9 99.9 99.9
202519704101CLSM4   39  77.5 999.9 180  2.9  6.0 999 9999.9  30.02 99.9 99.9 99.9
202519704201CLSM4   39  77.5 999.9 180  2.9  6.0 999 9999.9  30.03 99.9 99.9 99.9
202519704301CLSM4   39  77.4 999.9 170  5.1  7.0 999 9999.9  30.03 99.9 99.9 99.9
202519704401CLSM4   39  77.5 999.9 180  5.1  7.0 999 9999.9  30.03 99.9 99.9 99.9
202519704501CLSM4   39  77.4 999.9 180  5.1  8.0 999 9999.9  30.02 99.9 99.9 99.9
202519705001CLSM4   39  77.5 999.9 170  4.1  7.0 999 9999.9  30.03 99.9 99.9 99.9
202519705101CLSM4   39  77.5 999.9 170  4.1  6.0 999 9999.9  30.02 99.9 99.9 99.9
202519705201CLSM4   39  77.4 999.9 180  5.1  7.0 999 9999.9  30.02 99.9 99.9 99.9
202519705301CLSM4   39  77.5 999.9 170  5.1  7.0 999 9999.9  30.02 99.9 99.9 99.9
202519705401CLSM4   39  77.5 999.9 180  4.1  7.0 999 9999.9  30.02 99.9 99.9 99.9
202519705501CLSM4   39  77.4 999.9 180  4.1  7.0 999 9999.9  30.02 99.9 99.9 99.9
202519706001CLSM4   39  77.4 999.9 170  4.1  7.0 999 9999.9  30.02 99.9 99.9 99.9
202519706101CLSM4   39  77.2 999.9 170  4.1  7.0 999 9999.9  30.02 99.9 99.9 99.9
202519706201CLSM4   39  77.0 999.9 180  4.1  5.1 999 9999.9  30.02 99.9 99.9 99.9
202519706301CLSM4   39  76.8 999.9 170  4.1  6.0 999 9999.9  30.01 99.9 99.9 99.9
202519706401CLSM4   39  76.8 999.9 180  4.1  7.0 999 9999.9  30.01 99.9 99.9 99.9
202519706501CLSM4   39  76.6 999.9 180  4.1  7.0 999 9999.9  30.01 99.9 99.9 99.9
202519707001CLSM4   39  76.6 999.9 180  2.9  7.0 999 9999.9  30.00 99.9 99.9 99.9
202519707101CLSM4   39  76.5 999.9 180  2.9  6.0 999 9999.9  30.00 99.9 99.9 99.9
202519707201CLSM4   39  76.5 999.9 180  2.9  6.0 999 9999.9  29.99 99.9 99.9 99.9
202519707301CLSM4   39  76.3 999.9 170  4.1  6.0 999 9999.9  29.99 99.9 99.9 99.9
202519707401CLSM4   39  76.3 999.9 160  5.1  7.0 999 9999.9  29.98 99.9 99.9 99.9
202519707501CLSM4   39  76.5 999.9 180  4.1  6.0 999 9999.9  29.98 99.9 99.9 99.9
202519708001CLSM4   39  76.3 999.9 170  1.9  6.0 999 9999.9  29.98 99.9 99.9 99.9
202519708101CLSM4   39  76.3 999.9 180  2.9  6.0 999 9999.9  29.98 99.9 99.9 99.9
202519708201CLSM4   39  76.3 999.9 180  5.1  6.0 999 9999.9  29.98 99.9 99.9 99.9
202519708301CLSM4   39  76.3 999.9 170  4.1  7.0 999 9999.9  29.98 99.9 99.9 99.9
202519708401CLSM4   39  76.5 999.9 170  6.0  8.9 999 9999.9  29.97 99.9 99.9 99.9
202519708501CLSM4   39  76.6 999.9 170  6.0  8.0 999 9999.9  29.97 99.9 99.9 99.9
202519709001CLSM4   39  76.6 999.9 170  5.1  7.0 999 9999.9  29.96 99.9 99.9 99.9
202519709101CLSM4   39  76.6 999.9 180  5.1  8.9 999 9999.9  29.96 99.9 99.9 99.9
202519709201CLSM4   39  76.6 999.9 170  5.1  7.0 999 9999.9  29.96 99.9 99.9 99.9
202519709301CLSM4   39  76.6 999.9 170  5.1  7.0 999 9999.9  29.96 99.9 99.9 99.9
202519709401CLSM4   39  76.8 999.9 190  5.1  8.0 999 9999.9  29.96 99.9 99.9 99.9
202519709501CLSM4   39  76.8 999.9 190  5.1  7.0 999 9999.9  29.97 99.9 99.9 99.9
202519710001CLSM4   39  76.6 999.9 200  1.9  7.0 999 9999.9  29.96 99.9 99.9 99.9
202519710101CLSM4   39  76.6 999.9 220  4.1  6.0 999 9999.9  29.96 99.9 99.9 99.9
202519710201CLSM4   39  76.3 999.9 200  4.1  5.1 999 9999.9  29.96 99.9 99.9 99.9
202519710301CLSM4   39  76.6 999.9 180  6.0  8.9 999 9999.9  29.96 99.9 99.9 99.9
202519710401CLSM4   39  76.8 999.9 200  5.1  8.0 999 9999.9  29.96 99.9 99.9 99.9
202519710501CLSM4   39  76.8 999.9 190  2.9  6.0 999 9999.9  29.96 99.9 99.9 99.9
202519711001CLSM4   39  77.4 999.9 170  5.1  7.0 999 9999.9  29.95 99.9 99.9 99.9
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This Web page created and maintained by Greg Lang, NOAA/GLERL,
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