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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
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Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (321)
 (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
202528500001CLSM4   39  15.0 999.9 350  4.1  5.7 999 9999.9 1020.0 99.9 99.9 99.9            
202528500101CLSM4   39  14.8 999.9 350  3.6  4.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528500201CLSM4   39  14.7 999.9 340  3.6  5.1 999 9999.9 1020.0 99.9 99.9 99.9            
202528500301CLSM4   39  14.6 999.9 350  3.6  4.1 999 9999.9 1020.3 99.9 99.9 99.9            
202528500401CLSM4   39  14.5 999.9 350  3.6  4.6 999 9999.9 1020.3 99.9 99.9 99.9            
202528500501CLSM4   39  14.5 999.9 350  3.1  4.6 999 9999.9 1020.3 99.9 99.9 99.9            
202528501001CLSM4   39  14.4 999.9 350  3.6  4.6 999 9999.9 1020.3 99.9 99.9 99.9            
202528501101CLSM4   39  14.2 999.9 340  3.6  5.7 999 9999.9 1020.3 99.9 99.9 99.9            
202528501201CLSM4   39  14.0 999.9 340  3.6  4.6 999 9999.9 1020.3 99.9 99.9 99.9            
202528501301CLSM4   39  14.0 999.9 350  4.1  5.1 999 9999.9 1020.3 99.9 99.9 99.9            
202528501401CLSM4   39  13.9 999.9 350  4.6  5.1 999 9999.9 1020.3 99.9 99.9 99.9            
202528501501CLSM4   39  14.1 999.9 360  4.1  5.7 999 9999.9 1020.3 99.9 99.9 99.9            
202528502001CLSM4   39  14.2 999.9  10  4.6  5.7 999 9999.9 1020.3 99.9 99.9 99.9            
202528502101CLSM4   39  14.4 999.9  10  5.7  6.7 999 9999.9 1020.0 99.9 99.9 99.9            
202528502201CLSM4   39  14.3 999.9  10  5.1  6.2 999 9999.9 1020.0 99.9 99.9 99.9            
202528502301CLSM4   39  14.4 999.9  10  5.1  6.2 999 9999.9 1020.0 99.9 99.9 99.9            
202528502401CLSM4   39  14.2 999.9  20  4.6  6.2 999 9999.9 1020.0 99.9 99.9 99.9            
202528502501CLSM4   39  14.1 999.9  20  5.1  6.2 999 9999.9 1020.0 99.9 99.9 99.9            
202528503001CLSM4   39  13.8 999.9 300  1.5  5.7 999 9999.9 1020.0 99.9 99.9 99.9            
202528503101CLSM4   39  12.2 999.9 290  3.1  3.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528503201CLSM4   39  11.9 999.9 300  2.1  5.1 999 9999.9 1020.0 99.9 99.9 99.9            
202528503301CLSM4   39  11.9 999.9 320  1.5  3.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528503401CLSM4   39  11.9 999.9 330  1.5  3.1 999 9999.9 1020.0 99.9 99.9 99.9            
202528503501CLSM4   39  11.9 999.9 340  2.1  2.6 999 9999.9 1020.3 99.9 99.9 99.9            
202528504001CLSM4   39  11.7 999.9 330  1.0  2.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528504101CLSM4   39  11.6 999.9 340  2.1  2.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528504201CLSM4   39  11.5 999.9 330  1.5  2.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528504301CLSM4   39  11.6 999.9 340  2.1  2.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528504401CLSM4   39  11.6 999.9 320  1.0  3.1 999 9999.9 1019.6 99.9 99.9 99.9            
202528504501CLSM4   39  11.2 999.9 310  2.1  2.6 999 9999.9 1019.6 99.9 99.9 99.9            
202528505001CLSM4   39  11.4 999.9 350  2.6  3.6 999 9999.9 1019.6 99.9 99.9 99.9            
202528505101CLSM4   39  11.6 999.9 350  3.1  3.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528505201CLSM4   39  11.2 999.9 320  1.5  3.6 999 9999.9 1019.6 99.9 99.9 99.9            
202528505301CLSM4   39  11.1 999.9 340  2.1  3.6 999 9999.9 1019.6 99.9 99.9 99.9            
202528505401CLSM4   39  11.5 999.9 350  3.6  4.6 999 9999.9 1020.0 99.9 99.9 99.9            
202528505501CLSM4   39  11.9 999.9 360  4.1  5.1 999 9999.9 1019.6 99.9 99.9 99.9            
202528506001CLSM4   39  12.3 999.9 350  3.6  5.1 999 9999.9 1019.6 99.9 99.9 99.9            
202528506101CLSM4   39  11.5 999.9 350  3.1  4.1 999 9999.9 1019.6 99.9 99.9 99.9            
202528506201CLSM4   39  12.0 999.9  10  4.1  4.6 999 9999.9 1019.6 99.9 99.9 99.9            
202528506301CLSM4   39  12.8 999.9  30  4.1  5.1 999 9999.9 1019.6 99.9 99.9 99.9            
202528506401CLSM4   39  12.9 999.9  30  4.6  5.1 999 9999.9 1019.6 99.9 99.9 99.9            
202528506501CLSM4   39  13.0 999.9  40  3.6  5.7 999 9999.9 1019.6 99.9 99.9 99.9            
202528507001CLSM4   39  13.1 999.9  50  5.1  6.2 999 9999.9 1019.3 99.9 99.9 99.9            
202528507101CLSM4   39  13.0 999.9  40  4.6  5.7 999 9999.9 1019.3 99.9 99.9 99.9            
202528507201CLSM4   39  12.9 999.9  40  4.6  5.7 999 9999.9 1019.3 99.9 99.9 99.9            
202528507301CLSM4   39  12.7 999.9  30  5.1  6.2 999 9999.9 1019.0 99.9 99.9 99.9            
202528507401CLSM4   39  12.8 999.9  30  5.1  6.2 999 9999.9 1019.0 99.9 99.9 99.9            
202528507501CLSM4   39  12.7 999.9  40  5.7  6.7 999 9999.9 1019.0 99.9 99.9 99.9            
202528508001CLSM4   39  12.8 999.9  40  6.2  6.7 999 9999.9 1019.0 99.9 99.9 99.9            
202528508101CLSM4   39  12.8 999.9  30  5.7  7.2 999 9999.9 1019.0 99.9 99.9 99.9            
202528508201CLSM4   39  12.8 999.9  40  6.2  7.2 999 9999.9 1019.0 99.9 99.9 99.9            
202528508301CLSM4   39  12.8 999.9  40  6.2  7.2 999 9999.9 1019.0 99.9 99.9 99.9            
202528508401CLSM4   39  12.7 999.9  40  6.2  7.7 999 9999.9 1018.6 99.9 99.9 99.9            
202528508501CLSM4   39  12.7 999.9  40  7.2  7.7 999 9999.9 1019.0 99.9 99.9 99.9            
202528509001CLSM4   39  12.8 999.9  40  6.2  7.2 999 9999.9 1019.0 99.9 99.9 99.9            
202528509101CLSM4   39  12.7 999.9  40  6.2  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202528509201CLSM4   39  12.8 999.9  40  6.2  7.7 999 9999.9 1018.6 99.9 99.9 99.9            
202528509301CLSM4   39  12.8 999.9  40  7.2  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202528509401CLSM4   39  12.7 999.9  50  7.2  8.7 999 9999.9 1018.6 99.9 99.9 99.9            
202528509501CLSM4   39  12.6 999.9  50  6.7  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202528510001CLSM4   39  12.6 999.9  60  8.7  9.8 999 9999.9 1018.6 99.9 99.9 99.9            
202528510101CLSM4   39  12.4 999.9  60  7.7  9.3 999 9999.9 1018.6 99.9 99.9 99.9            
202528510201CLSM4   39  12.6 999.9  70  8.7 10.3 999 9999.9 1018.6 99.9 99.9 99.9            
202528510301CLSM4   39  12.6 999.9  60  8.2 10.3 999 9999.9 1018.6 99.9 99.9 99.9            
202528510401CLSM4   39  12.7 999.9  70  7.7  9.3 999 9999.9 1018.6 99.9 99.9 99.9            
202528510501CLSM4   39  12.7 999.9  70  7.7  9.3 999 9999.9 1019.0 99.9 99.9 99.9            
202528511001CLSM4   39  12.7 999.9  60  7.2  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202528511101CLSM4   39  12.6 999.9  60  6.2  8.2 999 9999.9 1019.0 99.9 99.9 99.9            
202528511201CLSM4   39  12.7 999.9  50  5.7  7.2 999 9999.9 1019.3 99.9 99.9 99.9            
202528511301CLSM4   39  12.8 999.9  40  4.6  6.2 999 9999.9 1019.3 99.9 99.9 99.9            
202528511401CLSM4   39  12.7 999.9  30  4.1  5.7 999 9999.9 1019.3 99.9 99.9 99.9            
202528511501CLSM4   39  12.7 999.9  20  4.6  5.1 999 9999.9 1019.3 99.9 99.9 99.9            
202528512001CLSM4   39  12.7 999.9  40  5.7  6.7 999 9999.9 1019.3 99.9 99.9 99.9            
202528512101CLSM4   39  12.6 999.9  40  5.1  6.2 999 9999.9 1019.3 99.9 99.9 99.9            
202528512201CLSM4   39  12.6 999.9  40  5.1  6.2 999 9999.9 1019.6 99.9 99.9 99.9            
202528512301CLSM4   39  12.4 999.9  40  5.7  6.7 999 9999.9 1019.6 99.9 99.9 99.9            
202528512401CLSM4   39  12.5 999.9  50  5.1  6.2 999 9999.9 1019.6 99.9 99.9 99.9            


Wrong number of values: 14

202528512456SAW     09 - 1.0 999.9 200  3.1 99.9  75 9999.9 9999.9 99.9 99.9 99.9            



Array
(
    [0] => 202528512456SAW
    [1] => 09
    [2] => -
    [3] => 1.0
    [4] => 999.9
    [5] => 200
    [6] => 3.1
    [7] => 99.9
    [8] => 75
    [9] => 9999.9
    [10] => 9999.9
    [11] => 99.9
    [12] => 99.9
    [13] => 99.9
)