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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: 2022 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

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 Enter New DOY (001-366):  Or Today (171)
 (See also Tables for determining DOY for a given date)
View multiple days of data for this station:
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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 -------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 202516900001CLSM4 39 27.9 999.9 180 3.6 7.2 999 9999.9 1008.8 99.9 99.9 99.9 202516900101CLSM4 39 27.9 999.9 180 5.1 7.2 999 9999.9 1008.8 99.9 99.9 99.9 202516900201CLSM4 39 27.7 999.9 180 4.1 6.2 999 9999.9 1008.8 99.9 99.9 99.9 202516900301CLSM4 39 27.5 999.9 180 4.6 6.2 999 9999.9 1008.8 99.9 99.9 99.9 202516900401CLSM4 39 27.2 999.9 180 3.6 6.2 999 9999.9 1008.8 99.9 99.9 99.9 202516900501CLSM4 39 27.0 999.9 180 4.1 6.7 999 9999.9 1008.8 99.9 99.9 99.9 202516901001CLSM4 39 26.7 999.9 180 4.1 6.2 999 9999.9 1008.8 99.9 99.9 99.9 202516901101CLSM4 39 26.4 999.9 190 4.1 5.7 999 9999.9 1008.8 99.9 99.9 99.9 202516901201CLSM4 39 26.2 999.9 190 3.6 5.7 999 9999.9 1009.1 99.9 99.9 99.9 202516901301CLSM4 39 26.1 999.9 180 3.1 5.7 999 9999.9 1009.1 99.9 99.9 99.9 202516901401CLSM4 39 25.9 999.9 180 3.1 5.1 999 9999.9 1009.5 99.9 99.9 99.9 202516901501CLSM4 39 25.7 999.9 180 2.6 4.6 999 9999.9 1009.8 99.9 99.9 99.9 202516902001CLSM4 39 25.6 999.9 190 3.6 5.1 999 9999.9 1009.8 99.9 99.9 99.9 202516902101CLSM4 39 25.4 999.9 200 3.1 5.1 999 9999.9 1010.2 99.9 99.9 99.9 202516902201CLSM4 39 25.3 999.9 190 3.1 5.1 999 9999.9 1010.2 99.9 99.9 99.9 202516902301CLSM4 39 25.2 999.9 180 2.1 4.6 999 9999.9 1010.2 99.9 99.9 99.9 202516902401CLSM4 39 25.1 999.9 190 2.1 4.1 999 9999.9 1010.2 99.9 99.9 99.9 202516902501CLSM4 39 25.0 999.9 190 2.6 4.1 999 9999.9 1010.5 99.9 99.9 99.9 202516903001CLSM4 39 25.0 999.9 190 2.6 5.1 999 9999.9 1010.5 99.9 99.9 99.9 202516903101CLSM4 39 25.0 999.9 190 3.1 4.6 999 9999.9 1010.5 99.9 99.9 99.9 202516903201CLSM4 39 25.1 999.9 200 2.6 4.1 999 9999.9 1010.5 99.9 99.9 99.9 202516903301CLSM4 39 25.1 999.9 200 3.1 4.6 999 9999.9 1010.5 99.9 99.9 99.9 202516903401CLSM4 39 25.1 999.9 190 3.1 5.1 999 9999.9 1010.2 99.9 99.9 99.9 202516903501CLSM4 39 25.0 999.9 190 3.1 5.7 999 9999.9 1010.2 99.9 99.9 99.9 202516904001CLSM4 39 24.9 999.9 200 3.1 4.6 999 9999.9 1009.8 99.9 99.9 99.9 202516904101CLSM4 39 24.9 999.9 200 3.1 4.6 999 9999.9 1009.8 99.9 99.9 99.9 202516904201CLSM4 39 24.9 999.9 200 2.6 4.6 999 9999.9 1010.2 99.9 99.9 99.9 202516904301CLSM4 39 25.1 999.9 210 3.6 4.6 999 9999.9 1010.2 99.9 99.9 99.9 202516904401CLSM4 39 25.1 999.9 200 2.6 4.6 999 9999.9 1010.2 99.9 99.9 99.9 202516904501CLSM4 39 25.1 999.9 210 3.1 4.6 999 9999.9 1010.2 99.9 99.9 99.9 202516905001CLSM4 39 25.1 999.9 210 2.6 4.1 999 9999.9 1009.8 99.9 99.9 99.9
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