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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: 2139 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 (183)
 (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
202518300001SVNM4   19  73.9 999.9 200  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518300101SVNM4   19  73.9 999.9 200  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518300201SVNM4   19  73.9 999.9 200  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518300301SVNM4   19  73.9 999.9 200  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518300401SVNM4   19  73.8 999.9 190  5.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518300501SVNM4   19  73.8 999.9 200  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518301001SVNM4   19  73.6 999.9 200  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518301101SVNM4   19  73.4 999.9 190  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518301201SVNM4   19  73.4 999.9 190  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518301301SVNM4   19  73.4 999.9 200  5.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518301401SVNM4   19  73.4 999.9 190  5.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518301501SVNM4   19  73.4 999.9 200  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518302001SVNM4   19  73.4 999.9 190  6.0  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518302101SVNM4   19  73.4 999.9 190  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518302201SVNM4   19  73.4 999.9 190  7.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518302301SVNM4   19  73.2 999.9 190  7.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518302401SVNM4   19  73.4 999.9 190  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518302501SVNM4   19  73.4 999.9 190  7.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518303001SVNM4   19  73.4 999.9 190  8.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518303101SVNM4   19  73.4 999.9 190  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518303201SVNM4   19  73.6 999.9 190  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518303301SVNM4   19  73.6 999.9 190  8.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518303401SVNM4   19  73.4 999.9 190  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518303501SVNM4   19  73.8 999.9 200  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518304001SVNM4   19  73.8 999.9 190  8.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518304101SVNM4   19  73.9 999.9 190  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518304201SVNM4   19  74.1 999.9 180  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518304301SVNM4   19  73.4 999.9 170  4.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518304401SVNM4   19  72.7 999.9 150  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518304501SVNM4   19  72.9 999.9 150  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518305001SVNM4   19  72.5 999.9 140  4.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518305101SVNM4   19  71.8 999.9 140  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518305201SVNM4   19  71.2 999.9 120  2.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202518305301SVNM4   19  70.7 999.9 130  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518305401SVNM4   19  71.1 999.9 140  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518305501SVNM4   19  71.4 999.9 140  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518306001SVNM4   19  71.8 999.9 140  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518306101SVNM4   19  71.8 999.9 140  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518306201SVNM4   19  71.8 999.9 140  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518306301SVNM4   19  71.2 999.9 140  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518306401SVNM4   19  71.2 999.9 150  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202518306501SVNM4   19  71.2 999.9 140  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518307001SVNM4   19  71.2 999.9 150  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202518307101SVNM4   19  72.0 999.9 160  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518307201SVNM4   19  72.7 999.9 170  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202518307301SVNM4   19  72.7 999.9 170  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518307401SVNM4   19  73.2 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518307501SVNM4   19  73.8 999.9 190  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518308001SVNM4   19  73.6 999.9 190  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518308101SVNM4   19  73.6 999.9 180  8.9  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518308201SVNM4   19  73.4 999.9 180  8.9  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518308301SVNM4   19  73.6 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518308401SVNM4   19  73.6 999.9 170  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518308501SVNM4   19  73.4 999.9 170  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518309001SVNM4   19  73.8 999.9 170  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518309101SVNM4   19  73.9 999.9 170  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518309201SVNM4   19  73.2 999.9 160  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518309301SVNM4   19  73.6 999.9 170  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518309401SVNM4   19  73.9 999.9 170  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518309501SVNM4   19  73.8 999.9 180  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518310001SVNM4   19  73.8 999.9 170  9.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518310101SVNM4   19  73.6 999.9 170  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518310201SVNM4   19  73.9 999.9 180 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518310301SVNM4   19  73.9 999.9 180  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518310401SVNM4   19  73.8 999.9 180  9.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518310501SVNM4   19  73.8 999.9 170  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518311001SVNM4   19  73.8 999.9 180  9.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518311101SVNM4   19  73.8 999.9 180  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518311201SVNM4   19  73.9 999.9 180  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518311301SVNM4   19  73.9 999.9 180  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518311401SVNM4   19  73.9 999.9 170 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202518311501SVNM4   19  73.9 999.9 180 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518312001SVNM4   19  74.3 999.9 190  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518312101SVNM4   19  74.5 999.9 180  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518312201SVNM4   19  74.1 999.9 180  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518312301SVNM4   19  74.3 999.9 170  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518312401SVNM4   19  74.1 999.9 170  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518313001SVNM4   19  74.3 999.9 180  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518313101SVNM4   19  74.3 999.9 180  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518313201SVNM4   19  74.5 999.9 180  8.9  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518313301SVNM4   19  74.5 999.9 190  8.0  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518313401SVNM4   19  74.5 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518313501SVNM4   19  74.3 999.9 190  8.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518314001SVNM4   19  74.3 999.9 180  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518314101SVNM4   19  74.3 999.9 190  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518314201SVNM4   19  74.3 999.9 180  6.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518314301SVNM4   19  74.5 999.9 190  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518314401SVNM4   19  74.3 999.9 180  7.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518314501SVNM4   19  74.3 999.9 180  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518315001SVNM4   19  74.3 999.9 180  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518315101SVNM4   19  74.3 999.9 180  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202518315201SVNM4   19  74.3 999.9 180  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518315301SVNM4   19  74.3 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518315401SVNM4   19  74.1 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518315501SVNM4   19  74.1 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518316001SVNM4   19  74.3 999.9 190  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518316101SVNM4   19  74.5 999.9 190  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518316201SVNM4   19  74.7 999.9 190  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518316301SVNM4   19  74.7 999.9 200  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518316401SVNM4   19  74.8 999.9 200  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518316501SVNM4   19  75.0 999.9 190  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518317001SVNM4   19  75.0 999.9 190  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518317101SVNM4   19  75.0 999.9 190  8.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202518317201SVNM4   19  75.2 999.9 190  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518317301SVNM4   19  75.0 999.9 190  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518317401SVNM4   19  74.8 999.9 180  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518317501SVNM4   19  75.0 999.9 190  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518318001SVNM4   19  75.0 999.9 180  9.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518318101SVNM4   19  75.0 999.9 190  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518318201SVNM4   19  75.2 999.9 190  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518318301SVNM4   19  75.2 999.9 190  8.9  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518318401SVNM4   19  75.4 999.9 190  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518318501SVNM4   19  75.4 999.9 190  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518319001SVNM4   19  75.6 999.9 190  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518319101SVNM4   19  75.6 999.9 180  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518319201SVNM4   19  75.4 999.9 180  9.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518319301SVNM4   19  75.4 999.9 180  9.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518319401SVNM4   19  75.6 999.9 170  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202518319501SVNM4   19  75.9 999.9 180  8.9  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518320001SVNM4   19  75.9 999.9 190  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518320101SVNM4   19  76.1 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518320201SVNM4   19  76.3 999.9 180  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202518320301SVNM4   19  76.5 999.9 180  8.9  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518320401SVNM4   19  76.6 999.9 180  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202518320501SVNM4   19  76.6 999.9 180  8.0  8.0 999 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
125 matching elements
0.034 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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