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Realtime Great Lakes Weather Data and Marine Observations

 SVNM4: GLERL South Haven MI                                  
CMAN Station
Lat: 42.40°, Lon: -86.29°
Elevation: 176 m
Anemometer Height: 17 m
Related Site: NDBC
Related Site: GLERL

Current Time: 1540 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 (188)
 (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
202518800001SVNM4   19  68.7 999.9 310 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9
202518800101SVNM4   19  68.5 999.9 300 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518800201SVNM4   19  68.5 999.9 300 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9
202518800301SVNM4   19  68.2 999.9 300 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9
202518800401SVNM4   19  68.4 999.9 310 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9
202518800501SVNM4   19  68.5 999.9 300 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9
202518801001SVNM4   19  68.7 999.9 310 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518801101SVNM4   19  68.7 999.9 320 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518801201SVNM4   19  68.7 999.9 310 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518801301SVNM4   19  68.7 999.9 310 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202518801401SVNM4   19  68.9 999.9 320 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518801501SVNM4   19  69.3 999.9 310 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518802001SVNM4   19  69.3 999.9 300 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518802101SVNM4   19  69.4 999.9 300 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518802201SVNM4   19  70.0 999.9 300 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518802301SVNM4   19  69.8 999.9 310 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518802401SVNM4   19  70.0 999.9 300 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202518802501SVNM4   19  70.0 999.9 300 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518803001SVNM4   19  70.2 999.9 310 13.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518803101SVNM4   19  70.3 999.9 300 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202518803201SVNM4   19  70.3 999.9 310 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518803301SVNM4   19  70.5 999.9 300 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202518803401SVNM4   19  70.3 999.9 310 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518803501SVNM4   19  70.7 999.9 310 13.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518804001SVNM4   19  70.5 999.9 320 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202518804101SVNM4   19  70.5 999.9 310 13.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518804201SVNM4   19  70.9 999.9 310  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518804301SVNM4   19  71.1 999.9 310  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518804401SVNM4   19  71.1 999.9 300 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518804501SVNM4   19  71.6 999.9 330  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518805001SVNM4   19  71.2 999.9 340  7.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518805101SVNM4   19  71.2 999.9 360  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518805201SVNM4   19  71.2 999.9 350  4.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518805301SVNM4   19  70.9 999.9 340  5.1  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518805401SVNM4   19  70.7 999.9 350  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518805501SVNM4   19  70.3 999.9 350  8.0  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518806001SVNM4   19  70.5 999.9 340  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518806101SVNM4   19  70.3 999.9 330 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518806201SVNM4   19  70.3 999.9 310 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518806301SVNM4   19  70.3 999.9 310 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202518806401SVNM4   19  70.0 999.9 310 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518806501SVNM4   19  69.8 999.9 320 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202518807001SVNM4   19  69.8 999.9 330 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518807101SVNM4   19  69.8 999.9 330 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9
202518807201SVNM4   19  69.8 999.9 330 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9
202518807301SVNM4   19  70.0 999.9 330 20.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9
202518807401SVNM4   19  70.2 999.9 360 15.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518807501SVNM4   19  70.0 999.9 360 13.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202518808001SVNM4   19  69.8 999.9  10 12.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202518808101SVNM4   19  69.8 999.9 360 12.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202518808201SVNM4   19  69.3 999.9 360 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202518808301SVNM4   19  68.9 999.9  10  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518808401SVNM4   19  68.9 999.9  10  8.0  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518808501SVNM4   19  68.7 999.9 360  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518809001SVNM4   19  68.9 999.9 360  9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518809101SVNM4   19  68.7 999.9 350  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518809201SVNM4   19  68.2 999.9 350  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518809301SVNM4   19  68.2 999.9 360  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518809401SVNM4   19  68.0 999.9 350 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202518809501SVNM4   19  68.2 999.9 360 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202518810001SVNM4   19  67.8 999.9  10 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202518810101SVNM4   19  67.5 999.9  10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518810201SVNM4   19  67.5 999.9 360 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518810301SVNM4   19  67.6 999.9 350 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202518810401SVNM4   19  68.0 999.9 350 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202518810501SVNM4   19  68.2 999.9 350 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518811001SVNM4   19  68.2 999.9 350 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518811101SVNM4   19  68.4 999.9 350 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518811201SVNM4   19  68.4 999.9  10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518811301SVNM4   19  68.0 999.9 360 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518811401SVNM4   19  68.2 999.9  10  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518811501SVNM4   19  68.4 999.9  10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518812001SVNM4   19  68.4 999.9  10  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518812101SVNM4   19  68.4 999.9 360  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518812201SVNM4   19  68.4 999.9 360 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518812301SVNM4   19  68.2 999.9  10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202518812401SVNM4   19  68.2 999.9  10  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518812501SVNM4   19  68.5 999.9 350  7.0  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518813001SVNM4   19  68.5 999.9 350 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202518813101SVNM4   19  68.5 999.9 350 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202518813201SVNM4   19  68.7 999.9 350 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518813301SVNM4   19  69.1 999.9 360  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518813401SVNM4   19  69.4 999.9 340 12.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202518813501SVNM4   19  70.0 999.9 330 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518814001SVNM4   19  70.2 999.9 330 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518814101SVNM4   19  70.2 999.9 330 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202518814201SVNM4   19  69.6 999.9 320 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202518814301SVNM4   19  69.3 999.9 310 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9
202518814401SVNM4   19  69.4 999.9 320 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202518814501SVNM4   19  68.9 999.9 300 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
90 matching elements
0.026 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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