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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 (278)
 (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
202425100001CLSM4   39  17.8 999.9 350  5.1  7.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425100101CLSM4   39  17.6 999.9 340  5.1  7.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425100201CLSM4   39  17.5 999.9 330  4.6  6.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425100301CLSM4   39  17.4 999.9 330  3.1  7.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425100401CLSM4   39  17.3 999.9 330  3.1  5.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425100501CLSM4   39  17.2 999.9 340  3.1  7.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425101001CLSM4   39  17.1 999.9 340  3.1  5.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425101101CLSM4   39  17.0 999.9 340  3.6  5.7 999 9999.9 1016.9 99.9 99.9 99.9            
202425101201CLSM4   39  17.1 999.9 350  5.1  8.2 999 9999.9 1016.9 99.9 99.9 99.9            
202425101301CLSM4   39  17.0 999.9 340  6.2  9.3 999 9999.9 1016.9 99.9 99.9 99.9            
202425101401CLSM4   39  16.5 999.9 350  9.3 10.8 999 9999.9 1016.9 99.9 99.9 99.9            
202425101501CLSM4   39  16.0 999.9 350  9.3 12.3 999 9999.9 1017.3 99.9 99.9 99.9            
202425102001CLSM4   39  15.7 999.9 340  6.2 11.8 999 9999.9 1017.3 99.9 99.9 99.9            
202425102101CLSM4   39  15.2 999.9 340  4.6  9.3 999 9999.9 1017.3 99.9 99.9 99.9            
202425102201CLSM4   39  15.1 999.9 340  3.6  8.2 999 9999.9 1017.3 99.9 99.9 99.9            
202425102301CLSM4   39  15.0 999.9 340  4.6  8.2 999 9999.9 1017.3 99.9 99.9 99.9            
202425102401CLSM4   39  14.7 999.9 320  3.1  9.3 999 9999.9 1017.3 99.9 99.9 99.9            
202425102501CLSM4   39  14.5 999.9 330  4.1  9.3 999 9999.9 1017.3 99.9 99.9 99.9            
202425103001CLSM4   39  14.3 999.9 330  2.6  7.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425103101CLSM4   39  14.3 999.9 330  3.6  9.3 999 9999.9 1017.6 99.9 99.9 99.9            
202425103201CLSM4   39  14.3 999.9 320  3.6  6.7 999 9999.9 1017.6 99.9 99.9 99.9            
202425103301CLSM4   39  14.4 999.9 330  3.6  7.2 999 9999.9 1017.3 99.9 99.9 99.9            
202425103401CLSM4   39  14.2 999.9 320  3.1  7.2 999 9999.9 1017.3 99.9 99.9 99.9            
202425103501CLSM4   39  14.2 999.9 330  3.6  6.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425104001CLSM4   39  14.1 999.9 320  2.6  7.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425104101CLSM4   39  14.0 999.9 310  3.1  6.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425104201CLSM4   39  14.1 999.9 310  3.6  6.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425104301CLSM4   39  13.9 999.9 310  3.6  5.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425104401CLSM4   39  13.9 999.9 320  3.1  6.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425104501CLSM4   39  13.8 999.9 310  2.6  4.6 999 9999.9 1016.9 99.9 99.9 99.9            
202425105001CLSM4   39  13.7 999.9 300  3.6  6.2 999 9999.9 1016.9 99.9 99.9 99.9            
202425105101CLSM4   39  13.7 999.9 310  3.6  6.2 999 9999.9 1016.9 99.9 99.9 99.9            
202425105201CLSM4   39  13.6 999.9 310  4.1  8.2 999 9999.9 1016.9 99.9 99.9 99.9            
202425105301CLSM4   39  13.4 999.9 300  4.6  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425105401CLSM4   39  13.3 999.9 300  3.6  7.7 999 9999.9 1016.9 99.9 99.9 99.9            
202425105501CLSM4   39  13.1 999.9 310  5.1  8.2 999 9999.9 1016.9 99.9 99.9 99.9            
202425106001CLSM4   39  13.0 999.9 310  3.6  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425106101CLSM4   39  12.9 999.9 300  4.1  7.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425106201CLSM4   39  12.8 999.9 300  3.6  8.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425106301CLSM4   39  12.8 999.9 300  5.1  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425106401CLSM4   39  12.7 999.9 310  4.6  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425106501CLSM4   39  12.7 999.9 310  3.1  6.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425107001CLSM4   39  12.7 999.9 310  4.1  6.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425107101CLSM4   39  12.7 999.9 300  4.6  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425107201CLSM4   39  12.6 999.9 300  4.6  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425107301CLSM4   39  12.4 999.9 290  4.6  7.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425107401CLSM4   39  12.3 999.9 290  4.6  7.2 999 9999.9 1016.3 99.9 99.9 99.9            
202425107501CLSM4   39  12.1 999.9 300  3.6  7.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425108001CLSM4   39  11.9 999.9 300  5.1  7.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425108101CLSM4   39  11.9 999.9 290  4.6  7.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425108201CLSM4   39  11.8 999.9 300  4.1  8.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425108301CLSM4   39  11.8 999.9 290  4.1  7.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425108401CLSM4   39  11.6 999.9 290  4.6  7.2 999 9999.9 1016.3 99.9 99.9 99.9            
202425108501CLSM4   39  11.5 999.9 290  5.1  8.2 999 9999.9 1016.3 99.9 99.9 99.9            
202425109001CLSM4   39  11.4 999.9 290  4.1  7.2 999 9999.9 1016.3 99.9 99.9 99.9            
202425109101CLSM4   39  11.5 999.9 300  4.1  6.7 999 9999.9 1016.3 99.9 99.9 99.9            
202425109201CLSM4   39  11.6 999.9 300  4.6  6.2 999 9999.9 1016.3 99.9 99.9 99.9            
202425109301CLSM4   39  11.6 999.9 300  4.6  8.2 999 9999.9 1016.3 99.9 99.9 99.9            
202425109401CLSM4   39  11.7 999.9 300  4.6  7.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425109501CLSM4   39  11.8 999.9 320  3.6  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425110001CLSM4   39  11.9 999.9 310  3.6  6.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425110101CLSM4   39  11.9 999.9 310  4.6 10.3 999 9999.9 1016.6 99.9 99.9 99.9            
202425110201CLSM4   39  11.9 999.9 300  5.7  8.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425110301CLSM4   39  11.9 999.9 300  4.1  7.7 999 9999.9 1016.6 99.9 99.9 99.9            
202425110401CLSM4   39  11.7 999.9 310  4.6  8.2 999 9999.9 1016.6 99.9 99.9 99.9            
202425110501CLSM4   39  11.7 999.9 300  4.6  8.2 999 9999.9 1016.9 99.9 99.9 99.9            
202425111001CLSM4   39  11.5 999.9 300  3.6  8.7 999 9999.9 1016.9 99.9 99.9 99.9            
202425111101CLSM4   39  11.4 999.9 300  4.6  9.3 999 9999.9 1016.9 99.9 99.9 99.9            
202425111201CLSM4   39  11.3 999.9 290  5.7  8.2 999 9999.9 1016.9 99.9 99.9 99.9            
202425111301CLSM4   39  11.2 999.9 300  6.2  8.2 999 9999.9 1017.3 99.9 99.9 99.9            
202425111401CLSM4   39  11.2 999.9 300  4.1  8.7 999 9999.9 1017.3 99.9 99.9 99.9            
202425111501CLSM4   39  11.3 999.9 300  4.6  8.2 999 9999.9 1017.3 99.9 99.9 99.9            
202425112001CLSM4   39  11.4 999.9 300  4.6  9.3 999 9999.9 1017.6 99.9 99.9 99.9            
202425112101CLSM4   39  11.5 999.9 300  5.1  8.7 999 9999.9 1017.6 99.9 99.9 99.9            
202425112201CLSM4   39  11.6 999.9 300  3.6  7.2 999 9999.9 1017.6 99.9 99.9 99.9            
202425112301CLSM4   39  11.6 999.9 300  5.7  8.7 999 9999.9 1017.6 99.9 99.9 99.9            
202425112401CLSM4   39  11.6 999.9 300  6.2  9.8 999 9999.9 1017.6 99.9 99.9 99.9            
202425112501CLSM4   39  11.5 999.9 310  5.1  9.3 999 9999.9 1017.9 99.9 99.9 99.9            
202425113001CLSM4   39  11.5 999.9 300  6.2 10.3 999 9999.9 1017.9 99.9 99.9 99.9            
202425113101CLSM4   39  11.7 999.9 300  4.6  8.2 999 9999.9 1017.9 99.9 99.9 99.9            
202425113201CLSM4   39  11.7 999.9 300  4.6  8.2 999 9999.9 1017.9 99.9 99.9 99.9            
202425113301CLSM4   39  11.7 999.9 300  6.2 10.3 999 9999.9 1017.9 99.9 99.9 99.9            
202425113401CLSM4   39  12.0 999.9 320  3.6  8.2 999 9999.9 1017.9 99.9 99.9 99.9            
202425113501CLSM4   39  12.1 999.9 330  4.1  8.2 999 9999.9 1017.9 99.9 99.9 99.9            
202425114001CLSM4   39  12.0 999.9 300  5.1  9.3 999 9999.9 1018.3 99.9 99.9 99.9            
202425114101CLSM4   39  12.5 999.9 300  6.2  9.8 999 9999.9 1018.3 99.9 99.9 99.9            
202425114201CLSM4   39  12.4 999.9 310  4.6  8.2 999 9999.9 1018.3 99.9 99.9 99.9            
202425114301CLSM4   39  12.6 999.9 300  4.1  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202425114401CLSM4   39  12.8 999.9 300  4.6  8.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425114501CLSM4   39  12.7 999.9 300  5.7  9.3 999 9999.9 1018.6 99.9 99.9 99.9            
202425115001CLSM4   39  13.0 999.9 320  4.6  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202425115101CLSM4   39  13.2 999.9 300  6.7  9.8 999 9999.9 1018.6 99.9 99.9 99.9            
202425115201CLSM4   39  13.3 999.9 310  3.1  9.8 999 9999.9 1018.6 99.9 99.9 99.9            
202425115301CLSM4   39  13.4 999.9 300  5.7  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202425115401CLSM4   39  13.6 999.9 300  5.1  9.3 999 9999.9 1018.6 99.9 99.9 99.9            
202425115501CLSM4   39  13.6 999.9 310  4.6  7.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425116001CLSM4   39  14.1 999.9 320  2.6  7.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425116101CLSM4   39  13.5 999.9 300  6.2  8.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425116201CLSM4   39  14.0 999.9 310  5.1  8.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425116301CLSM4   39  13.9 999.9 320  4.1  8.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425116401CLSM4   39  14.1 999.9 330  3.6  8.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425116501CLSM4   39  14.4 999.9 330  3.6  8.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425117001CLSM4   39  14.0 999.9 310  3.6  7.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425117101CLSM4   39  14.0 999.9 310  4.6  8.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425117201CLSM4   39  13.7 999.9 310  6.7 10.3 999 9999.9 1019.0 99.9 99.9 99.9            
202425117301CLSM4   39  13.8 999.9 310  4.1  9.3 999 9999.9 1019.3 99.9 99.9 99.9            
202425117401CLSM4   39  13.7 999.9 300  5.7  9.3 999 9999.9 1019.0 99.9 99.9 99.9            
202425117501CLSM4   39  14.0 999.9 310  3.1  7.7 999 9999.9 1019.3 99.9 99.9 99.9            
202425118001CLSM4   39  13.8 999.9 320  4.6  9.8 999 9999.9 1019.3 99.9 99.9 99.9            
202425118101CLSM4   39  13.9 999.9 330  3.6  6.7 999 9999.9 1019.3 99.9 99.9 99.9            
202425118201CLSM4   39  14.1 999.9 330  3.6  6.7 999 9999.9 1019.3 99.9 99.9 99.9            
202425118301CLSM4   39  14.1 999.9 310  3.6  9.3 999 9999.9 1019.3 99.9 99.9 99.9            
202425118401CLSM4   39  14.2 999.9 300  5.1  7.7 999 9999.9 1019.3 99.9 99.9 99.9            
202425118501CLSM4   39  14.6 999.9 300  5.7  8.7 999 9999.9 1019.3 99.9 99.9 99.9            
202425119001CLSM4   39  14.8 999.9 310  3.6 10.8 999 9999.9 1019.3 99.9 99.9 99.9            
202425119101CLSM4   39  14.7 999.9 320  3.6  8.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425119201CLSM4   39  14.5 999.9 330  4.6  7.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425119301CLSM4   39  14.5 999.9 300  4.1  8.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425119401CLSM4   39  14.5 999.9 340  4.1  7.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425119501CLSM4   39  14.5 999.9 300  3.1  7.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425120001CLSM4   39  14.3 999.9 300  3.6  8.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425120101CLSM4   39  14.4 999.9 320  2.6  6.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425120201CLSM4   39  14.1 999.9 300  4.1  7.2 999 9999.9 1019.0 99.9 99.9 99.9            
202425120301CLSM4   39  14.6 999.9 300  4.6  7.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425120401CLSM4   39  14.5 999.9 300  6.2  8.7 999 9999.9 1019.0 99.9 99.9 99.9            
202425120501CLSM4   39  14.4 999.9 280  5.7  9.3 999 9999.9 1018.6 99.9 99.9 99.9            
202425121001CLSM4   39  15.1 999.9 290  3.6  6.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425121101CLSM4   39  15.1 999.9 280  6.7  8.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425121201CLSM4   39  15.3 999.9 280  7.2  9.8 999 9999.9 1018.6 99.9 99.9 99.9            
202425121301CLSM4   39  15.4 999.9 290  4.6  9.3 999 9999.9 1018.6 99.9 99.9 99.9            
202425121401CLSM4   39  15.8 999.9 290  2.6  8.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425121501CLSM4   39  16.2 999.9 310  4.1  7.2 999 9999.9 1018.6 99.9 99.9 99.9            
202425122001CLSM4   39  16.0 999.9 290  5.7  8.2 999 9999.9 1018.6 99.9 99.9 99.9            
202425122101CLSM4   39  16.1 999.9 320  3.1  7.7 999 9999.9 1018.3 99.9 99.9 99.9            
202425122201CLSM4   39  15.7 999.9 300  5.7  8.7 999 9999.9 1018.3 99.9 99.9 99.9            
202425122301CLSM4   39  15.6 999.9 300  4.1  7.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425122401CLSM4   39  15.7 999.9 300  2.6  5.7 999 9999.9 1018.6 99.9 99.9 99.9            
202425122501CLSM4   39  16.0 999.9 310  3.1  6.7 999 9999.9 1018.3 99.9 99.9 99.9            
202425123001CLSM4   39  16.0 999.9 310  2.1  8.7 999 9999.9 1018.3 99.9 99.9 99.9            
202425123101CLSM4   39  15.9 999.9 310  3.1  6.7 999 9999.9 1018.3 99.9 99.9 99.9            
202425123201CLSM4   39  15.9 999.9 300  3.6  6.2 999 9999.9 1018.3 99.9 99.9 99.9            
202425123301CLSM4   39  15.5 999.9 310  3.1  6.2 999 9999.9 1018.3 99.9 99.9 99.9            
202425123401CLSM4   39  15.4 999.9 300  4.1  6.2 999 9999.9 1018.3 99.9 99.9 99.9            
202425123501CLSM4   39  15.0 999.9 290  3.1  6.2 999 9999.9 1018.6 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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  [every 3rd data value plotted]
144 matching elements
0.062 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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