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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: 2152 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 (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            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s 202427800001CLSM4 39 69.4 999.9 200 2.9 6.0 999 9999.9 30.09 99.9 99.9 99.9 202427800101CLSM4 39 69.1 999.9 190 2.9 5.1 999 9999.9 30.10 99.9 99.9 99.9 202427800201CLSM4 39 68.5 999.9 200 4.1 6.0 999 9999.9 30.10 99.9 99.9 99.9 202427800301CLSM4 39 68.2 999.9 190 4.1 6.0 999 9999.9 30.10 99.9 99.9 99.9 202427800401CLSM4 39 67.8 999.9 200 2.9 6.0 999 9999.9 30.11 99.9 99.9 99.9 202427800501CLSM4 39 67.3 999.9 200 2.9 5.1 999 9999.9 30.10 99.9 99.9 99.9 202427801001CLSM4 39 66.7 999.9 200 4.1 5.1 999 9999.9 30.11 99.9 99.9 99.9 202427801101CLSM4 39 66.6 999.9 200 2.9 6.0 999 9999.9 30.11 99.9 99.9 99.9 202427801201CLSM4 39 66.2 999.9 200 2.9 4.1 999 9999.9 30.11 99.9 99.9 99.9 202427801301CLSM4 39 65.8 999.9 200 1.9 5.1 999 9999.9 30.11 99.9 99.9 99.9 202427801401CLSM4 39 65.7 999.9 220 2.9 4.1 999 9999.9 30.11 99.9 99.9 99.9 202427801501CLSM4 39 65.3 999.9 210 2.9 4.1 999 9999.9 30.11 99.9 99.9 99.9 202427802001CLSM4 39 64.9 999.9 230 1.9 4.1 999 9999.9 30.11 99.9 99.9 99.9 202427803101CLSM4 39 62.4 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427803201CLSM4 39 62.2 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427803301CLSM4 39 61.9 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427803401CLSM4 39 61.5 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427803501CLSM4 39 61.3 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427804001CLSM4 39 61.0 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427804101CLSM4 39 60.8 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427804201CLSM4 39 61.3 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427804301CLSM4 39 60.8 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427804401CLSM4 39 60.4 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427804501CLSM4 39 60.1 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427805001CLSM4 39 60.1 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427805101CLSM4 39 59.9 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427805201CLSM4 39 59.7 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427805301CLSM4 39 59.5 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427805401CLSM4 39 59.4 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427805501CLSM4 39 59.5 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427806001CLSM4 39 59.4 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427806101CLSM4 39 59.4 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427806201CLSM4 39 59.0 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202427806301CLSM4 39 58.6 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427806401CLSM4 39 58.5 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427806501CLSM4 39 58.3 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427807001CLSM4 39 58.1 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427807101CLSM4 39 57.6 999.9 280 1.0 1.9 999 9999.9 30.15 99.9 99.9 99.9 202427807201CLSM4 39 57.4 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427807301CLSM4 39 57.6 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427807401CLSM4 39 57.9 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427807501CLSM4 39 58.1 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427808001CLSM4 39 58.5 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427808101CLSM4 39 58.5 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427808201CLSM4 39 58.1 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427808301CLSM4 39 57.9 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427808401CLSM4 39 57.7 999.9 999 99.9 99.9 999 9999.9 30.15 99.9 99.9 99.9 202427808501CLSM4 39 57.4 999.9 999 99.9 99.9 999 9999.9 30.16 99.9 99.9 99.9 202427809001CLSM4 39 57.7 999.9 999 99.9 99.9 999 9999.9 30.16 99.9 99.9 99.9 202427809101CLSM4 39 57.4 999.9 999 99.9 99.9 999 9999.9 30.16 99.9 99.9 99.9 202427809201CLSM4 39 57.0 999.9 999 99.9 99.9 999 9999.9 30.16 99.9 99.9 99.9 202427809301CLSM4 39 56.7 999.9 999 99.9 99.9 999 9999.9 30.16 99.9 99.9 99.9 202427809401CLSM4 39 56.3 999.9 280 1.0 1.9 999 9999.9 30.17 99.9 99.9 99.9 202427809501CLSM4 39 56.3 999.9 999 99.9 99.9 999 9999.9 30.17 99.9 99.9 99.9 202427810001CLSM4 39 56.1 999.9 280 1.0 1.9 999 9999.9 30.17 99.9 99.9 99.9 202427810101CLSM4 39 55.9 999.9 999 99.9 99.9 999 9999.9 30.17 99.9 99.9 99.9 202427810201CLSM4 39 56.1 999.9 999 99.9 99.9 999 9999.9 30.18 99.9 99.9 99.9 202427810301CLSM4 39 56.3 999.9 999 99.9 99.9 999 9999.9 30.18 99.9 99.9 99.9 202427810401CLSM4 39 56.1 999.9 999 99.9 99.9 999 9999.9 30.18 99.9 99.9 99.9 202427810501CLSM4 39 56.1 999.9 999 99.9 99.9 999 9999.9 30.18 99.9 99.9 99.9 202427811001CLSM4 39 56.1 999.9 999 99.9 99.9 999 9999.9 30.17 99.9 99.9 99.9 202427811101CLSM4 39 55.8 999.9 300 2.9 5.1 999 9999.9 30.18 99.9 99.9 99.9 202427811201CLSM4 39 55.6 999.9 310 1.9 4.1 999 9999.9 30.18 99.9 99.9 99.9 202427811301CLSM4 39 56.1 999.9 999 99.9 99.9 999 9999.9 30.19 99.9 99.9 99.9 202427811401CLSM4 39 56.3 999.9 320 1.9 6.0 999 9999.9 30.19 99.9 99.9 99.9 202427811501CLSM4 39 56.5 999.9 330 2.9 7.0 999 9999.9 30.19 99.9 99.9 99.9 202427812001CLSM4 39 56.8 999.9 340 2.9 6.0 999 9999.9 30.19 99.9 99.9 99.9 202427812101CLSM4 39 57.0 999.9 330 4.1 8.0 999 9999.9 30.19 99.9 99.9 99.9 202427812201CLSM4 39 57.2 999.9 330 4.1 8.0 999 9999.9 30.20 99.9 99.9 99.9 202427812301CLSM4 39 57.4 999.9 350 6.0 8.0 999 9999.9 30.20 99.9 99.9 99.9 202427812401CLSM4 39 57.7 999.9 350 7.0 8.9 999 9999.9 30.20 99.9 99.9 99.9 202427812501CLSM4 39 58.3 999.9 350 6.0 8.9 999 9999.9 30.20 99.9 99.9 99.9 202427813001CLSM4 39 58.1 999.9 350 7.0 8.9 999 9999.9 30.20 99.9 99.9 99.9 202427815001CLSM4 39 62.6 999.9 360 6.0 8.0 999 9999.9 30.22 99.9 99.9 99.9 202427815101CLSM4 39 63.5 999.9 40 6.0 7.0 999 9999.9 30.22 99.9 99.9 99.9 202427815201CLSM4 39 63.5 999.9 30 7.0 8.0 999 9999.9 30.21 99.9 99.9 99.9 202427815301CLSM4 39 64.0 999.9 10 6.0 7.0 999 9999.9 30.22 99.9 99.9 99.9 202427815401CLSM4 39 64.2 999.9 30 5.1 7.0 999 9999.9 30.22 99.9 99.9 99.9 202427815501CLSM4 39 64.4 999.9 50 6.0 7.0 999 9999.9 30.21 99.9 99.9 99.9 202427816001CLSM4 39 64.6 999.9 50 5.1 7.0 999 9999.9 30.21 99.9 99.9 99.9 202427817001CLSM4 39 66.2 999.9 40 4.1 5.1 999 9999.9 30.21 99.9 99.9 99.9 202427817101CLSM4 39 66.0 999.9 40 5.1 6.0 999 9999.9 30.21 99.9 99.9 99.9 202427817201CLSM4 39 66.0 999.9 30 4.1 5.1 999 9999.9 30.22 99.9 99.9 99.9 202427817301CLSM4 39 66.0 999.9 50 5.1 6.0 999 9999.9 30.21 99.9 99.9 99.9 202427817401CLSM4 39 66.2 999.9 40 6.0 7.0 999 9999.9 30.20 99.9 99.9 99.9 202427817501CLSM4 39 66.4 999.9 50 5.1 7.0 999 9999.9 30.20 99.9 99.9 99.9 202427818001CLSM4 39 66.7 999.9 40 2.9 5.1 999 9999.9 30.20 99.9 99.9 99.9 202427820101CLSM4 39 67.6 999.9 360 9.9 12.1 999 9999.9 30.21 99.9 99.9 99.9 202427820201CLSM4 39 67.6 999.9 350 11.1 12.1 999 9999.9 30.22 99.9 99.9 99.9 202427820301CLSM4 39 67.8 999.9 360 11.1 12.1 999 9999.9 30.22 99.9 99.9 99.9 202427820401CLSM4 39 68.0 999.9 350 9.9 14.0 999 9999.9 30.22 99.9 99.9 99.9 202427820501CLSM4 39 68.2 999.9 350 8.9 12.1 999 9999.9 30.22 99.9 99.9 99.9 202427821001CLSM4 39 68.5 999.9 340 6.0 12.1 999 9999.9 30.22 99.9 99.9 99.9
  New Graph (click on parameter):                                      
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93 matching elements
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