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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: 0300 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 (317)
 (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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s
202530800001SVNM4   19  13.6 999.9 250  8.7 10.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530800101SVNM4   19  13.5 999.9 240  8.2  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530800201SVNM4   19  13.5 999.9 240  8.2  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530800301SVNM4   19  13.3 999.9 240  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530800401SVNM4   19  13.6 999.9 240  8.7  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530800501SVNM4   19  13.7 999.9 250  8.7  9.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530801001SVNM4   19  13.5 999.9 240  8.2  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530801101SVNM4   19  13.4 999.9 250  8.2  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530801201SVNM4   19  13.3 999.9 240  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530801301SVNM4   19  13.3 999.9 250  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530801401SVNM4   19  13.5 999.9 250  8.2  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530801501SVNM4   19  13.4 999.9 250  8.2  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530802001SVNM4   19  13.3 999.9 250  8.7  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530802101SVNM4   19  13.2 999.9 250  8.2  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530802201SVNM4   19  13.2 999.9 250  8.2  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530802301SVNM4   19  13.2 999.9 250  9.3  9.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530802401SVNM4   19  13.1 999.9 250  8.7  9.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530802501SVNM4   19  13.4 999.9 260 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530803001SVNM4   19  13.3 999.9 270  9.8 10.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530803101SVNM4   19  13.3 999.9 270 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530803201SVNM4   19  13.2 999.9 270 10.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530803301SVNM4   19  13.2 999.9 270  8.7  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202530803501SVNM4   19  13.0 999.9 270  8.2  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530804001SVNM4   19  12.9 999.9 260  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530804101SVNM4   19  12.9 999.9 260  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530804201SVNM4   19  12.9 999.9 260  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530804301SVNM4   19  12.8 999.9 260  7.2  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530804401SVNM4   19  12.8 999.9 260  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530804501SVNM4   19  12.7 999.9 250  7.2  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530805001SVNM4   19  12.7 999.9 260  7.2  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530805101SVNM4   19  12.7 999.9 250  7.2  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530805201SVNM4   19  12.7 999.9 260  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530805301SVNM4   19  12.6 999.9 260  7.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530805401SVNM4   19  12.4 999.9 260  6.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530805501SVNM4   19  12.4 999.9 260  6.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530806001SVNM4   19  12.6 999.9 270  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530806101SVNM4   19  12.4 999.9 260  6.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530806201SVNM4   19  12.4 999.9 260  6.2  6.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530806301SVNM4   19  12.5 999.9 260  6.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530806401SVNM4   19  12.4 999.9 260  6.7  6.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530806501SVNM4   19  12.3 999.9 260  6.2  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530807001SVNM4   19  12.5 999.9 260  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530807101SVNM4   19  12.5 999.9 260  8.2  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530807201SVNM4   19  12.5 999.9 260  7.2  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530807301SVNM4   19  12.5 999.9 260  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530807401SVNM4   19  12.5 999.9 260  9.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9             
202530807501SVNM4   19  12.4 999.9 260  7.2  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530808001SVNM4   19  12.4 999.9 260  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530808401SVNM4   19  12.3 999.9 260  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202530808501SVNM4   19  12.2 999.9 260  7.2  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202530809001SVNM4   19  12.2 999.9 260  7.2  8.2 999 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
51 matching elements
0.014 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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