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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: 0708 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 (135)
 (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 202513500001SVNM4 19 53.4 999.9 360 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202513500101SVNM4 19 54.7 999.9 360 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202513500201SVNM4 19 61.3 999.9 280 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202513500301SVNM4 19 58.3 999.9 300 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202513500401SVNM4 19 59.4 999.9 310 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202513500501SVNM4 19 57.7 999.9 250 2.9 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202513501001SVNM4 19 55.8 999.9 290 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202513501101SVNM4 19 54.9 999.9 320 2.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202513501201SVNM4 19 54.1 999.9 330 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202513501301SVNM4 19 54.1 999.9 360 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202513501401SVNM4 19 54.3 999.9 360 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202513501501SVNM4 19 55.0 999.9 360 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202513502001SVNM4 19 55.8 999.9 360 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202513502101SVNM4 19 55.9 999.9 360 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202513502201SVNM4 19 56.3 999.9 30 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202513502301SVNM4 19 60.6 999.9 50 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202513502401SVNM4 19 59.7 999.9 50 1.9 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202513502501SVNM4 19 58.8 999.9 40 2.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202513503001SVNM4 19 63.5 999.9 60 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202513503201SVNM4 19 65.1 999.9 70 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202513503301SVNM4 19 65.5 999.9 80 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202513503401SVNM4 19 65.3 999.9 80 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202513503501SVNM4 19 64.8 999.9 80 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202513504001SVNM4 19 66.0 999.9 80 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202513504101SVNM4 19 66.0 999.9 80 7.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202513504201SVNM4 19 66.0 999.9 80 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202513504301SVNM4 19 65.5 999.9 80 7.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202513504401SVNM4 19 65.3 999.9 80 7.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202513504501SVNM4 19 65.3 999.9 100 7.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202513505001SVNM4 19 65.5 999.9 90 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202513505201SVNM4 19 65.1 999.9 90 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202513505301SVNM4 19 64.9 999.9 80 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202513505401SVNM4 19 64.9 999.9 80 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202513505501SVNM4 19 64.8 999.9 80 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202513506001SVNM4 19 64.8 999.9 90 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
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35 matching elements
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