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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: 0521 GMT
Station Types
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Red MarkerCMAN & USCG Stations
Yellow MarkerShip Reports
Green MarkerSurface Airways Stations

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 Enter New DOY (001-366):  Or Today (048)
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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   N     W     -------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER  LAT   LON    YYYYDDDHHMM#ID            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s  d.deg d.deg   202604800001CLSM4 39 49.6 999.9 220 5.1 9.9 999 9999.9 29.95 99.9 99.9 99.9 202604800101CLSM4 39 48.9 999.9 200 1.9 6.0 999 9999.9 29.95 99.9 99.9 99.9 202604800201CLSM4 39 48.2 999.9 190 2.9 6.0 999 9999.9 29.95 99.9 99.9 99.9 202604800301CLSM4 39 47.8 999.9 210 5.1 8.0 999 9999.9 29.95 99.9 99.9 99.9 202604800401CLSM4 39 47.7 999.9 220 4.1 8.0 999 9999.9 29.96 99.9 99.9 99.9 202604800501CLSM4 39 47.3 999.9 200 6.0 8.9 999 9999.9 29.95 99.9 99.9 99.9 202604801001CLSM4 39 47.3 999.9 200 4.1 8.0 999 9999.9 29.95 99.9 99.9 99.9 202604801101CLSM4 39 46.8 999.9 210 5.1 8.0 999 9999.9 29.96 99.9 99.9 99.9 202604801201CLSM4 39 46.9 999.9 210 8.0 14.0 999 9999.9 29.96 99.9 99.9 99.9 202604801301CLSM4 39 46.6 999.9 210 6.0 11.1 999 9999.9 29.96 99.9 99.9 99.9 202604801401CLSM4 39 46.2 999.9 210 7.0 11.1 999 9999.9 29.96 99.9 99.9 99.9 202604801501CLSM4 39 45.9 999.9 210 7.0 11.1 999 9999.9 29.96 99.9 99.9 99.9 202604802001CLSM4 39 45.3 999.9 210 6.0 13.0 999 9999.9 29.96 99.9 99.9 99.9 202604802101CLSM4 39 45.0 999.9 210 5.1 12.1 999 9999.9 29.97 99.9 99.9 99.9 202604802201CLSM4 39 44.6 999.9 210 6.0 11.1 999 9999.9 29.97 99.9 99.9 99.9 202604802301CLSM4 39 44.2 999.9 210 6.0 8.9 999 9999.9 29.97 99.9 99.9 99.9 202604802401CLSM4 39 44.1 999.9 220 5.1 8.9 999 9999.9 29.97 99.9 99.9 99.9 202604802501CLSM4 39 43.7 999.9 210 6.0 8.0 999 9999.9 29.97 99.9 99.9 99.9 202604803001CLSM4 39 43.3 999.9 210 5.1 8.0 999 9999.9 29.97 99.9 99.9 99.9 202604803101CLSM4 39 43.2 999.9 210 4.1 8.9 999 9999.9 29.98 99.9 99.9 99.9 202604803201CLSM4 39 43.0 999.9 220 5.1 7.0 999 9999.9 29.98 99.9 99.9 99.9 202604803301CLSM4 39 42.6 999.9 220 2.9 5.1 999 9999.9 29.98 99.9 99.9 99.9 202604803401CLSM4 39 42.4 999.9 230 1.9 5.1 999 9999.9 29.98 99.9 99.9 99.9 202604803501CLSM4 39 42.4 999.9 0 0.0 4.1 999 9999.9 29.99 99.9 99.9 99.9 202604804001CLSM4 39 42.3 999.9 0 0.0 1.9 999 9999.9 29.99 99.9 99.9 99.9 202604804101CLSM4 39 42.1 999.9 0 0.0 0.0 999 9999.9 29.99 99.9 99.9 99.9 202604804201CLSM4 39 41.9 999.9 0 0.0 0.0 999 9999.9 29.99 99.9 99.9 99.9 202604804301CLSM4 39 41.7 999.9 0 0.0 0.0 999 9999.9 29.99 99.9 99.9 99.9 202604804401CLSM4 39 41.7 999.9 0 0.0 0.0 999 9999.9 29.99 99.9 99.9 99.9 202604804501CLSM4 39 41.4 999.9 0 0.0 0.0 999 9999.9 29.99 99.9 99.9 99.9 202604805001CLSM4 39 40.8 999.9 0 0.0 1.9 999 9999.9 29.99 99.9 99.9 99.9
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