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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: 2342 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 (208)
 (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
202420800001CLSM4   39  74.5 999.9  60  5.1  8.0 999 9999.9  30.19 99.9 99.9 99.9
202420800101CLSM4   39  74.5 999.9  70  4.1  7.0 999 9999.9  30.20 99.9 99.9 99.9
202420800201CLSM4   39  74.3 999.9  60  6.0  8.0 999 9999.9  30.20 99.9 99.9 99.9
202420800301CLSM4   39  74.1 999.9  60  8.0  8.9 999 9999.9  30.19 99.9 99.9 99.9
202420800401CLSM4   39  73.9 999.9  50  9.9 11.1 999 9999.9  30.19 99.9 99.9 99.9
202420800501CLSM4   39  73.8 999.9  60  9.9 11.1 999 9999.9  30.20 99.9 99.9 99.9
202420801001CLSM4   39  73.6 999.9  60 11.1 12.1 999 9999.9  30.20 99.9 99.9 99.9
202420801101CLSM4   39  73.4 999.9  50 12.1 14.0 999 9999.9  30.20 99.9 99.9 99.9
202420801201CLSM4   39  73.2 999.9  50 11.1 14.0 999 9999.9  30.20 99.9 99.9 99.9
202420801301CLSM4   39  72.9 999.9  60 12.1 14.0 999 9999.9  30.20 99.9 99.9 99.9
202420801401CLSM4   39  72.7 999.9  50 13.0 14.0 999 9999.9  30.21 99.9 99.9 99.9
202420801501CLSM4   39  72.3 999.9  50 12.1 14.0 999 9999.9  30.21 99.9 99.9 99.9
202420802001CLSM4   39  72.0 999.9  60 12.1 15.0 999 9999.9  30.22 99.9 99.9 99.9
202420802101CLSM4   39  71.8 999.9  50 11.1 13.0 999 9999.9  30.22 99.9 99.9 99.9
202420802201CLSM4   39  71.6 999.9  50 13.0 15.0 999 9999.9  30.22 99.9 99.9 99.9
202420802301CLSM4   39  71.4 999.9  50 13.0 15.0 999 9999.9  30.22 99.9 99.9 99.9
202420802401CLSM4   39  71.4 999.9  60 11.1 15.0 999 9999.9  30.22 99.9 99.9 99.9
202420802501CLSM4   39  71.2 999.9  50 11.1 13.0 999 9999.9  30.22 99.9 99.9 99.9
202420803001CLSM4   39  71.1 999.9  50  9.9 13.0 999 9999.9  30.22 99.9 99.9 99.9
202420803101CLSM4   39  71.1 999.9  70 11.1 13.0 999 9999.9  30.22 99.9 99.9 99.9
202420803201CLSM4   39  70.9 999.9  70 11.1 12.1 999 9999.9  30.23 99.9 99.9 99.9
202420803301CLSM4   39  70.9 999.9  60  9.9 11.1 999 9999.9  30.23 99.9 99.9 99.9
202420803401CLSM4   39  70.9 999.9  60  8.0 11.1 999 9999.9  30.23 99.9 99.9 99.9
202420803501CLSM4   39  70.9 999.9  70  8.9 11.1 999 9999.9  30.23 99.9 99.9 99.9
202420804001CLSM4   39  70.5 999.9  70  8.9  9.9 999 9999.9  30.23 99.9 99.9 99.9
202420804101CLSM4   39  70.3 999.9  60  8.0  9.9 999 9999.9  30.23 99.9 99.9 99.9
202420804201CLSM4   39  70.3 999.9  60  8.0  9.9 999 9999.9  30.23 99.9 99.9 99.9
202420804301CLSM4   39  70.2 999.9  70  8.0  9.9 999 9999.9  30.23 99.9 99.9 99.9
202420804401CLSM4   39  70.2 999.9  60  8.0  8.9 999 9999.9  30.23 99.9 99.9 99.9
202420804501CLSM4   39  70.2 999.9  60  7.0  8.9 999 9999.9  30.23 99.9 99.9 99.9
202420805001CLSM4   39  70.0 999.9  70  7.0  8.9 999 9999.9  30.24 99.9 99.9 99.9
202420805101CLSM4   39  70.0 999.9  70  8.0  8.9 999 9999.9  30.23 99.9 99.9 99.9
202420805201CLSM4   39  69.8 999.9  70  7.0  8.0 999 9999.9  30.23 99.9 99.9 99.9
202420805301CLSM4   39  69.8 999.9  60  7.0  8.9 999 9999.9  30.23 99.9 99.9 99.9
202420805401CLSM4   39  69.6 999.9  70  6.0  8.9 999 9999.9  30.23 99.9 99.9 99.9
202420805501CLSM4   39  69.6 999.9  80  7.0  8.0 999 9999.9  30.23 99.9 99.9 99.9
202420806001CLSM4   39  69.6 999.9  70  6.0  8.0 999 9999.9  30.23 99.9 99.9 99.9
202420806101CLSM4   39  69.4 999.9  90  6.0  8.0 999 9999.9  30.23 99.9 99.9 99.9
202420806201CLSM4   39  69.4 999.9  80  5.1  7.0 999 9999.9  30.23 99.9 99.9 99.9
202420806301CLSM4   39  69.4 999.9  60  6.0  7.0 999 9999.9  30.23 99.9 99.9 99.9
202420806401CLSM4   39  69.6 999.9  50  5.1  7.0 999 9999.9  30.23 99.9 99.9 99.9
202420806501CLSM4   39  69.6 999.9  70  5.1  7.0 999 9999.9  30.23 99.9 99.9 99.9
202420807001CLSM4   39  69.8 999.9  70  5.1  7.0 999 9999.9  30.23 99.9 99.9 99.9
202420807101CLSM4   39  69.8 999.9  60  6.0  7.0 999 9999.9  30.23 99.9 99.9 99.9
202420807201CLSM4   39  69.3 999.9 350  1.9  7.0 999 9999.9  30.24 99.9 99.9 99.9
202420807301CLSM4   39  66.9 999.9   0  0.0  4.1 999 9999.9  30.24 99.9 99.9 99.9
202420807401CLSM4   39  65.5 999.9 290  1.9  2.9 999 9999.9  30.24 99.9 99.9 99.9
202420807501CLSM4   39  64.6 999.9   0  0.0  2.9 999 9999.9  30.24 99.9 99.9 99.9
202420808001CLSM4   39  64.2 999.9 340  1.0  2.9 999 9999.9  30.24 99.9 99.9 99.9
202420808101CLSM4   39  64.0 999.9 300  1.9  4.1 999 9999.9  30.24 99.9 99.9 99.9
202420808201CLSM4   39  64.4 999.9 300  1.0  2.9 999 9999.9  30.24 99.9 99.9 99.9
202420808301CLSM4   39  63.7 999.9 300  1.0  1.9 999 9999.9  30.24 99.9 99.9 99.9
202420808401CLSM4   39  63.7 999.9 330  1.9  2.9 999 9999.9  30.24 99.9 99.9 99.9
202420808501CLSM4   39  64.0 999.9 340  1.9  4.1 999 9999.9  30.24 99.9 99.9 99.9
202420809001CLSM4   39  63.5 999.9 300  1.9  4.1 999 9999.9  30.24 99.9 99.9 99.9
202420809101CLSM4   39  63.1 999.9   0  0.0  2.9 999 9999.9  30.24 99.9 99.9 99.9
202420809201CLSM4   39  63.3 999.9 310  1.0  1.9 999 9999.9  30.25 99.9 99.9 99.9
202420809301CLSM4   39  63.0 999.9   0  0.0  2.9 999 9999.9  30.25 99.9 99.9 99.9
202420809401CLSM4   39  63.5 999.9 340  1.9  5.1 999 9999.9  30.25 99.9 99.9 99.9
202420809501CLSM4   39  65.8 999.9 360  8.9  9.9 999 9999.9  30.25 99.9 99.9 99.9
202420810001CLSM4   39  65.5 999.9 360  8.0 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420810101CLSM4   39  64.9 999.9 350  7.0  9.9 999 9999.9  30.26 99.9 99.9 99.9
202420810201CLSM4   39  64.9 999.9 350  5.1  8.0 999 9999.9  30.26 99.9 99.9 99.9
202420810301CLSM4   39  66.4 999.9  20  8.9 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420810401CLSM4   39  66.9 999.9  30  9.9 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420810501CLSM4   39  67.1 999.9  30  8.9 12.1 999 9999.9  30.26 99.9 99.9 99.9
202420811001CLSM4   39  67.5 999.9  20  8.0 12.1 999 9999.9  30.26 99.9 99.9 99.9
202420811101CLSM4   39  67.5 999.9  30  8.9 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420811201CLSM4   39  68.0 999.9  30  8.0 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420811301CLSM4   39  68.0 999.9  30  8.9 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420811401CLSM4   39  68.2 999.9  40  8.9 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420811501CLSM4   39  68.0 999.9  40  8.9 11.1 999 9999.9  30.27 99.9 99.9 99.9
202420812001CLSM4   39  68.2 999.9  30  8.0 11.1 999 9999.9  30.26 99.9 99.9 99.9
202420812101CLSM4   39  67.8 999.9  40  8.9  9.9 999 9999.9  30.27 99.9 99.9 99.9
202420812201CLSM4   39  68.0 999.9  40  8.9  9.9 999 9999.9  30.27 99.9 99.9 99.9
202420812301CLSM4   39  67.8 999.9  50  8.0  9.9 999 9999.9  30.27 99.9 99.9 99.9
202420812401CLSM4   39  67.8 999.9  50  8.0  9.9 999 9999.9  30.27 99.9 99.9 99.9
202420812501CLSM4   39  67.8 999.9  50  8.0  9.9 999 9999.9  30.27 99.9 99.9 99.9
202420813001CLSM4   39  67.8 999.9  50  8.0  8.9 999 9999.9  30.27 99.9 99.9 99.9
202420813101CLSM4   39  68.0 999.9  50  7.0  8.9 999 9999.9  30.27 99.9 99.9 99.9
202420813201CLSM4   39  68.2 999.9  50  8.0  9.9 999 9999.9  30.27 99.9 99.9 99.9
202420813301CLSM4   39  68.2 999.9  50  7.0  9.9 999 9999.9  30.27 99.9 99.9 99.9
202420813401CLSM4   39  68.4 999.9  50  8.0  8.9 999 9999.9  30.28 99.9 99.9 99.9
202420813501CLSM4   39  68.2 999.9  60  8.0  8.9 999 9999.9  30.28 99.9 99.9 99.9
202420814001CLSM4   39  68.2 999.9  50  7.0  8.9 999 9999.9  30.28 99.9 99.9 99.9
202420814101CLSM4   39  68.4 999.9  50  7.0  8.9 999 9999.9  30.28 99.9 99.9 99.9
202420814201CLSM4   39  68.5 999.9  50  7.0  8.0 999 9999.9  30.28 99.9 99.9 99.9
202420814301CLSM4   39  68.7 999.9  50  7.0  8.0 999 9999.9  30.27 99.9 99.9 99.9
202420814401CLSM4   39  68.7 999.9  60  7.0  8.0 999 9999.9  30.27 99.9 99.9 99.9
202420814501CLSM4   39  68.9 999.9  60  6.0  8.0 999 9999.9  30.27 99.9 99.9 99.9
202420815001CLSM4   39  69.1 999.9  40  6.0  8.0 999 9999.9  30.27 99.9 99.9 99.9
202420815101CLSM4   39  69.4 999.9  60  5.1  8.0 999 9999.9  30.27 99.9 99.9 99.9
202420815201CLSM4   39  69.4 999.9  60  5.1  7.0 999 9999.9  30.27 99.9 99.9 99.9
202420815301CLSM4   39  69.6 999.9  50  5.1  7.0 999 9999.9  30.27 99.9 99.9 99.9
202420815401CLSM4   39  69.6 999.9  60  5.1  7.0 999 9999.9  30.27 99.9 99.9 99.9
202420815501CLSM4   39  70.0 999.9  50  5.1  7.0 999 9999.9  30.27 99.9 99.9 99.9
202420816001CLSM4   39  70.2 999.9  50  5.1  8.0 999 9999.9  30.27 99.9 99.9 99.9
202420816101CLSM4   39  70.0 999.9  60  4.1  8.0 999 9999.9  30.26 99.9 99.9 99.9
202420816201CLSM4   39  70.2 999.9  50  5.1  6.0 999 9999.9  30.26 99.9 99.9 99.9
202420816301CLSM4   39  70.3 999.9  60  4.1  6.0 999 9999.9  30.26 99.9 99.9 99.9
202420816401CLSM4   39  70.9 999.9  70  2.9  5.1 999 9999.9  30.25 99.9 99.9 99.9
202420816501CLSM4   39  70.5 999.9  90  2.9  5.1 999 9999.9  30.25 99.9 99.9 99.9
202420817001CLSM4   39  70.9 999.9  70  4.1  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420817101CLSM4   39  70.9 999.9  80  2.9  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420817201CLSM4   39  71.1 999.9 100  2.9  5.1 999 9999.9  30.23 99.9 99.9 99.9
202420817301CLSM4   39  71.1 999.9 130  4.1  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420817401CLSM4   39  71.4 999.9 110  4.1  4.1 999 9999.9  30.24 99.9 99.9 99.9
202420817501CLSM4   39  71.2 999.9 130  4.1  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420818001CLSM4   39  71.4 999.9 110  4.1  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420818101CLSM4   39  71.2 999.9 120  2.9  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420818201CLSM4   39  71.2 999.9  90  2.9  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420818301CLSM4   39  71.6 999.9 100  2.9  5.1 999 9999.9  30.24 99.9 99.9 99.9
202420818401CLSM4   39  71.6 999.9 120  2.9  5.1 999 9999.9  30.23 99.9 99.9 99.9
202420818501CLSM4   39  72.0 999.9 110  2.9  4.1 999 9999.9  30.23 99.9 99.9 99.9
202420819001CLSM4   39  72.1 999.9 120  4.1  5.1 999 9999.9  30.23 99.9 99.9 99.9
202420819101CLSM4   39  72.7 999.9 120  4.1  5.1 999 9999.9  30.23 99.9 99.9 99.9
202420819201CLSM4   39  73.0 999.9 130  2.9  4.1 999 9999.9  30.22 99.9 99.9 99.9
202420819301CLSM4   39  73.4 999.9 140  4.1  5.1 999 9999.9  30.22 99.9 99.9 99.9
202420819401CLSM4   39  73.9 999.9 130  5.1  6.0 999 9999.9  30.21 99.9 99.9 99.9
202420819501CLSM4   39  73.8 999.9 150  5.1  7.0 999 9999.9  30.21 99.9 99.9 99.9
202420820001CLSM4   39  74.1 999.9 140  5.1  7.0 999 9999.9  30.21 99.9 99.9 99.9
202420820101CLSM4   39  74.5 999.9 130  5.1  7.0 999 9999.9  30.20 99.9 99.9 99.9
202420820201CLSM4   39  74.7 999.9 140  5.1  6.0 999 9999.9  30.20 99.9 99.9 99.9
202420820301CLSM4   39  75.6 999.9 140  4.1  5.1 999 9999.9  30.19 99.9 99.9 99.9
202420820401CLSM4   39  74.7 999.9 130  5.1  6.0 999 9999.9  30.19 99.9 99.9 99.9
202420820501CLSM4   39  74.8 999.9 130  5.1  6.0 999 9999.9  30.20 99.9 99.9 99.9
202420821001CLSM4   39  74.8 999.9 140  5.1  6.0 999 9999.9  30.20 99.9 99.9 99.9
202420821101CLSM4   39  75.0 999.9 130  5.1  6.0 999 9999.9  30.19 99.9 99.9 99.9
202420821201CLSM4   39  75.0 999.9 130  5.1  7.0 999 9999.9  30.19 99.9 99.9 99.9
202420821301CLSM4   39  75.4 999.9 140  6.0  7.0 999 9999.9  30.19 99.9 99.9 99.9
202420821401CLSM4   39  75.7 999.9 140  6.0  7.0 999 9999.9  30.19 99.9 99.9 99.9
202420821501CLSM4   39  75.6 999.9 140  5.1  7.0 999 9999.9  30.19 99.9 99.9 99.9
202420822001CLSM4   39  75.7 999.9 130  5.1  6.0 999 9999.9  30.19 99.9 99.9 99.9
202420822101CLSM4   39  75.7 999.9 140  6.0  7.0 999 9999.9  30.18 99.9 99.9 99.9
202420822201CLSM4   39  76.3 999.9 140  6.0  8.0 999 9999.9  30.18 99.9 99.9 99.9
202420822301CLSM4   39  75.4 999.9 140  6.0  8.0 999 9999.9  30.18 99.9 99.9 99.9
202420822401CLSM4   39  75.7 999.9 140  6.0  8.0 999 9999.9  30.18 99.9 99.9 99.9
202420822501CLSM4   39  76.5 999.9 140  6.0  7.0 999 9999.9  30.18 99.9 99.9 99.9
202420823001CLSM4   39  75.9 999.9 140  5.1  7.0 999 9999.9  30.18 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]
139 matching elements
0.038 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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