Skip to main content

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: 0448 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 (139)
 (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 202513900001CLSM4 39 58.5 999.9 360 9.9 12.1 999 9999.9 29.96 99.9 99.9 99.9 202513900101CLSM4 39 58.5 999.9 340 8.9 9.9 999 9999.9 29.97 99.9 99.9 99.9 202513900201CLSM4 39 58.3 999.9 350 8.0 12.1 999 9999.9 29.97 99.9 99.9 99.9 202513900301CLSM4 39 58.3 999.9 340 8.0 12.1 999 9999.9 29.97 99.9 99.9 99.9 202513900401CLSM4 39 58.3 999.9 360 9.9 12.1 999 9999.9 29.96 99.9 99.9 99.9 202513900501CLSM4 39 54.7 999.9 60 12.1 15.0 999 9999.9 29.96 99.9 99.9 99.9 202513901001CLSM4 39 54.0 999.9 50 12.1 14.0 999 9999.9 29.96 99.9 99.9 99.9 202513901101CLSM4 39 53.4 999.9 50 9.9 13.0 999 9999.9 29.97 99.9 99.9 99.9 202513901201CLSM4 39 53.1 999.9 40 11.1 13.0 999 9999.9 29.97 99.9 99.9 99.9 202513901301CLSM4 39 53.1 999.9 40 11.1 13.0 999 9999.9 29.97 99.9 99.9 99.9 202513901401CLSM4 39 52.2 999.9 40 12.1 14.0 999 9999.9 29.97 99.9 99.9 99.9 202513901501CLSM4 39 52.3 999.9 30 9.9 14.0 999 9999.9 29.98 99.9 99.9 99.9 202513902001CLSM4 39 51.8 999.9 40 12.1 14.0 999 9999.9 29.99 99.9 99.9 99.9 202513902101CLSM4 39 51.4 999.9 40 13.0 15.0 999 9999.9 29.99 99.9 99.9 99.9 202513902201CLSM4 39 51.4 999.9 30 13.0 15.9 999 9999.9 29.99 99.9 99.9 99.9 202513902301CLSM4 39 51.4 999.9 40 12.1 15.0 999 9999.9 30.00 99.9 99.9 99.9 202513902401CLSM4 39 51.1 999.9 40 12.1 14.0 999 9999.9 30.00 99.9 99.9 99.9 202513902501CLSM4 39 51.1 999.9 30 13.0 15.9 999 9999.9 30.00 99.9 99.9 99.9 202513903001CLSM4 39 51.1 999.9 30 13.0 15.9 999 9999.9 30.00 99.9 99.9 99.9 202513903101CLSM4 39 51.1 999.9 30 12.1 14.0 999 9999.9 30.01 99.9 99.9 99.9 202513903201CLSM4 39 51.1 999.9 20 12.1 14.0 999 9999.9 30.01 99.9 99.9 99.9 202513903301CLSM4 39 51.3 999.9 20 9.9 13.0 999 9999.9 30.01 99.9 99.9 99.9 202513903401CLSM4 39 50.7 999.9 30 11.1 13.0 999 9999.9 30.01 99.9 99.9 99.9 202513903501CLSM4 39 50.7 999.9 30 11.1 13.0 999 9999.9 30.02 99.9 99.9 99.9 202513904001CLSM4 39 50.7 999.9 30 11.1 13.0 999 9999.9 30.02 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
25 matching elements
0.009 sec

This Web page created and maintained by Greg Lang, NOAA/GLERL,
[Return to NOAAPORT page]