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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: 1238 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 (253)
 (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 202425300001SVNM4 19 60.8 999.9 160 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425300101SVNM4 19 60.8 999.9 170 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425300201SVNM4 19 60.3 999.9 160 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425300301SVNM4 19 60.3 999.9 170 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425300401SVNM4 19 60.3 999.9 170 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425300501SVNM4 19 61.7 999.9 180 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425301001SVNM4 19 60.4 999.9 170 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425301101SVNM4 19 60.8 999.9 160 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425301201SVNM4 19 61.5 999.9 160 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425301301SVNM4 19 62.1 999.9 160 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425301401SVNM4 19 61.5 999.9 170 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425301501SVNM4 19 61.3 999.9 160 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202425302001SVNM4 19 61.7 999.9 170 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425302101SVNM4 19 61.3 999.9 170 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425302201SVNM4 19 62.4 999.9 180 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202425302301SVNM4 19 64.2 999.9 190 12.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202425302401SVNM4 19 64.4 999.9 200 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202425302501SVNM4 19 66.0 999.9 220 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202425303001SVNM4 19 66.0 999.9 220 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202425303101SVNM4 19 66.4 999.9 220 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202425303201SVNM4 19 66.4 999.9 220 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202425303301SVNM4 19 66.4 999.9 220 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202425303401SVNM4 19 66.2 999.9 220 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202425303501SVNM4 19 66.4 999.9 220 15.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202425304001SVNM4 19 66.6 999.9 220 15.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425304101SVNM4 19 66.7 999.9 230 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202425304201SVNM4 19 66.6 999.9 220 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425304301SVNM4 19 67.1 999.9 220 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425304401SVNM4 19 66.9 999.9 220 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202425304501SVNM4 19 66.6 999.9 230 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202425305001SVNM4 19 66.7 999.9 220 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202425305101SVNM4 19 66.7 999.9 220 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202425305201SVNM4 19 67.1 999.9 230 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425305301SVNM4 19 67.1 999.9 220 19.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425305401SVNM4 19 66.9 999.9 220 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202425305501SVNM4 19 66.4 999.9 220 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425306001SVNM4 19 66.7 999.9 220 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425306101SVNM4 19 66.7 999.9 220 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202425306201SVNM4 19 66.7 999.9 220 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425306301SVNM4 19 66.9 999.9 220 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425306401SVNM4 19 66.7 999.9 220 18.1 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425306501SVNM4 19 66.7 999.9 220 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202425307001SVNM4 19 67.1 999.9 220 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202425307101SVNM4 19 66.9 999.9 220 21.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425307201SVNM4 19 66.9 999.9 220 20.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202425307301SVNM4 19 66.6 999.9 210 20.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202425307401SVNM4 19 66.7 999.9 220 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425307501SVNM4 19 66.9 999.9 220 21.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425308001SVNM4 19 66.4 999.9 220 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202425308101SVNM4 19 66.4 999.9 220 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202425308201SVNM4 19 66.9 999.9 220 22.0 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202425308301SVNM4 19 66.9 999.9 220 21.0 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202425308401SVNM4 19 66.4 999.9 220 19.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425308501SVNM4 19 66.4 999.9 220 20.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202425309001SVNM4 19 66.6 999.9 220 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425309101SVNM4 19 66.4 999.9 220 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202425309201SVNM4 19 66.7 999.9 220 22.0 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202425309301SVNM4 19 66.7 999.9 220 22.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202425309401SVNM4 19 66.7 999.9 220 23.9 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202425310001SVNM4 19 66.9 999.9 220 22.9 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202425310101SVNM4 19 66.6 999.9 220 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202425310201SVNM4 19 66.7 999.9 220 23.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202425310301SVNM4 19 66.6 999.9 220 22.0 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202425310401SVNM4 19 66.6 999.9 220 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202425310501SVNM4 19 66.6 999.9 220 21.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202425311001SVNM4 19 66.9 999.9 220 23.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202425311101SVNM4 19 66.7 999.9 220 23.9 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202425311201SVNM4 19 66.7 999.9 220 22.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202425311301SVNM4 19 66.7 999.9 220 22.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202425311401SVNM4 19 66.7 999.9 230 23.9 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202425311501SVNM4 19 66.4 999.9 220 22.9 27.0 999 9999.9 9999.9 99.9 99.9 99.9
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This Web page created and maintained by Greg Lang, NOAA/GLERL,
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