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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: 0951 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 (112)
 (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
202511200001CLSM4   39  14.1 999.9 250  8.7 14.9 999 9999.9 1011.5 99.9 99.9 99.9             
202511200101CLSM4   39  14.0 999.9 260  9.3 13.9 999 9999.9 1011.5 99.9 99.9 99.9             
202511200201CLSM4   39  13.9 999.9 250  7.2 13.9 999 9999.9 1011.9 99.9 99.9 99.9             
202511200301CLSM4   39  13.7 999.9 250  9.8 13.9 999 9999.9 1011.9 99.9 99.9 99.9             
202511200401CLSM4   39  13.7 999.9 260  5.7 12.9 999 9999.9 1012.5 99.9 99.9 99.9             
202511200431CLSM4   39  13.7 999.9 260  4.6 12.9 999 9999.9 1012.5 99.9 99.9 99.9             
202511200501CLSM4   39  13.7 999.9 270  6.2 10.3 999 9999.9 1012.5 99.9 99.9 99.9             
202511201001CLSM4   39  13.5 999.9 270  8.2 11.3 999 9999.9 1013.2 99.9 99.9 99.9             
202511201101CLSM4   39  13.2 999.9 280  5.1 10.3 999 9999.9 1013.2 99.9 99.9 99.9             
202511201201CLSM4   39  13.1 999.9 270  6.2 11.3 999 9999.9 1013.5 99.9 99.9 99.9             
202511201301CLSM4   39  12.9 999.9 270  6.7 12.3 999 9999.9 1013.5 99.9 99.9 99.9             
202511201341CLSM4   39  12.9 999.9 260  9.3 12.9 999 9999.9 1013.2 99.9 99.9 99.9             
202511201401CLSM4   39  12.8 999.9 260  8.7 12.9 999 9999.9 1013.5 99.9 99.9 99.9             
202511201501CLSM4   39  12.6 999.9 260 10.8 16.5 999 9999.9 1013.5 99.9 99.9 99.9             
202511202001CLSM4   39  12.5 999.9 260  8.2 12.9 999 9999.9 1013.9 99.9 99.9 99.9             
202511202001CLSM4   39  12.5 999.9 260  8.2 99.9 999 9999.9 1013.9 99.9 99.9 99.9             
202511202101CLSM4   39  12.4 999.9 260  6.2 12.3 999 9999.9 1014.2 99.9 99.9 99.9             
202511202201CLSM4   39  12.3 999.9 260  7.7 12.9 999 9999.9 1014.2 99.9 99.9 99.9             
202511202301CLSM4   39  12.2 999.9 270  9.3 12.3 999 9999.9 1014.2 99.9 99.9 99.9             
202511202401CLSM4   39  12.1 999.9 260  7.7 11.8 999 9999.9 1014.2 99.9 99.9 99.9             
202511202471CLSM4   39  12.2 999.9 270  7.7 13.4 999 9999.9 1014.6 99.9 99.9 99.9             
202511202501CLSM4   39  12.1 999.9 260  6.7 13.4 999 9999.9 1014.6 99.9 99.9 99.9             
202511203001CLSM4   39  12.1 999.9 260  6.7 11.8 999 9999.9 1014.9 99.9 99.9 99.9             
202511203101CLSM4   39  12.1 999.9 260  7.2 10.3 999 9999.9 1014.9 99.9 99.9 99.9             
202511203201CLSM4   39  12.1 999.9 260  8.2 11.3 999 9999.9 1014.9 99.9 99.9 99.9             
202511203301CLSM4   39  12.0 999.9 260  8.7 12.9 999 9999.9 1014.9 99.9 99.9 99.9             
202511203401CLSM4   39  11.9 999.9 270  8.2 14.9 999 9999.9 1014.9 99.9 99.9 99.9             
202511203401CLSM4   39  11.9 999.9 270  8.2 99.9 999 9999.9 1014.9 99.9 99.9 99.9             
202511203501CLSM4   39  11.9 999.9 280  5.7 11.8 999 9999.9 1015.2 99.9 99.9 99.9             
202511204001CLSM4   39  11.8 999.9 280  6.2 10.8 999 9999.9 1015.6 99.9 99.9 99.9             
202511204101CLSM4   39  11.7 999.9 280  3.1 10.8 999 9999.9 1015.6 99.9 99.9 99.9             
202511204181CLSM4   39  11.6 999.9 270  9.8 12.9 999 9999.9 1015.2 99.9 99.9 99.9             
202511204201CLSM4   39  11.4 999.9 270 10.8 13.9 999 9999.9 1015.6 99.9 99.9 99.9             
202511204301CLSM4   39  11.0 999.9 270  9.3 15.4 999 9999.9 1015.6 99.9 99.9 99.9             
202511204401CLSM4   39  10.8 999.9 270  6.7 13.9 999 9999.9 1015.9 99.9 99.9 99.9             
202511204401CLSM4   39  10.8 999.9 270  6.7 99.9 999 9999.9 1015.9 99.9 99.9 99.9             
202511204501CLSM4   39  10.5 999.9 270  9.3 13.9 999 9999.9 1015.9 99.9 99.9 99.9             
202511205001CLSM4   39  10.2 999.9 260  8.2 13.9 999 9999.9 1016.3 99.9 99.9 99.9             
202511205101CLSM4   39   9.8 999.9 270  7.2 14.9 999 9999.9 1016.3 99.9 99.9 99.9             
202511205201CLSM4   39   9.7 999.9 280  7.2 10.8 999 9999.9 1016.3 99.9 99.9 99.9             
202511205301CLSM4   39   9.6 999.9 290  3.6  8.7 999 9999.9 1016.6 99.9 99.9 99.9             
202511205401CLSM4   39   9.5 999.9 280  5.1  8.2 999 9999.9 1016.6 99.9 99.9 99.9             
202511205501CLSM4   39   9.4 999.9 270  4.1  8.2 999 9999.9 1016.9 99.9 99.9 99.9             
202511206001CLSM4   39   9.3 999.9 270  4.1  6.2 999 9999.9 1016.9 99.9 99.9 99.9             
202511206101CLSM4   39   9.2 999.9 260  4.6  5.7 999 9999.9 1016.9 99.9 99.9 99.9             
202511206201CLSM4   39   9.2 999.9 260  3.1  5.7 999 9999.9 1016.9 99.9 99.9 99.9             
202511206301CLSM4   39   9.2 999.9 250  4.1  5.1 999 9999.9 1016.9 99.9 99.9 99.9             
202511206401CLSM4   39   9.2 999.9 240  2.6  5.1 999 9999.9 1016.9 99.9 99.9 99.9             
202511206501CLSM4   39   9.3 999.9 250  3.6  5.7 999 9999.9 1016.9 99.9 99.9 99.9             
202511207001CLSM4   39   9.4 999.9 240  3.6  5.1 999 9999.9 1016.9 99.9 99.9 99.9             
202511207101CLSM4   39   9.3 999.9 260  3.6  5.1 999 9999.9 1016.9 99.9 99.9 99.9             
202511207201CLSM4   39   9.3 999.9 250  3.6  5.7 999 9999.9 1016.9 99.9 99.9 99.9             
202511207301CLSM4   39   9.1 999.9 250  3.1  5.7 999 9999.9 1016.9 99.9 99.9 99.9             
202511207401CLSM4   39   9.0 999.9 240  3.1  5.1 999 9999.9 1016.9 99.9 99.9 99.9             
202511207501CLSM4   39   8.9 999.9 240  2.6  4.6 999 9999.9 1016.9 99.9 99.9 99.9             
202511208001CLSM4   39   8.8 999.9 240  3.1  4.6 999 9999.9 1016.9 99.9 99.9 99.9             
202511208101CLSM4   39   8.7 999.9 240  3.6  4.6 999 9999.9 1016.9 99.9 99.9 99.9             
202511208201CLSM4   39   8.6 999.9 240  3.6  5.7 999 9999.9 1016.9 99.9 99.9 99.9             
202511208301CLSM4   39   8.5 999.9 240  3.6  5.1 999 9999.9 1017.3 99.9 99.9 99.9             
202511208401CLSM4   39   8.5 999.9 250  3.1  4.6 999 9999.9 1017.3 99.9 99.9 99.9             
202511208501CLSM4   39   8.5 999.9 250  3.1  5.7 999 9999.9 1017.3 99.9 99.9 99.9             
202511209001CLSM4   39   8.5 999.9 250  4.1  5.7 999 9999.9 1017.3 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
  [every 2nd value plotted]
62 matching elements
0.017 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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