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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: 1110 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 (190)
 (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
202519000001SVNM4   19  25.4 999.9 180  1.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519000101SVNM4   19  25.4 999.9 230  0.5  1.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519000201SVNM4   19  25.3 999.9 180  0.5  0.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519000301SVNM4   19  25.2 999.9 190  1.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519000401SVNM4   19  25.0 999.9 200  1.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519000501SVNM4   19  24.9 999.9 210  1.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519001001SVNM4   19  24.7 999.9 180  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519001101SVNM4   19  24.5 999.9 180  1.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519001201SVNM4   19  24.4 999.9 190  1.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519001301SVNM4   19  24.4 999.9 180  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519001501SVNM4   19  24.4 999.9 180  1.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519002101SVNM4   19  24.4 999.9   0  0.0  0.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519002201SVNM4   19  24.5 999.9   0  0.0  0.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519002301SVNM4   19  24.5 999.9 200  1.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519002401SVNM4   19  24.3 999.9 140  1.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519002501SVNM4   19  24.4 999.9 130  1.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519003001SVNM4   19  24.3 999.9 120  1.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519003101SVNM4   19  24.1 999.9 140  2.6  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519003201SVNM4   19  23.9 999.9 130  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519003301SVNM4   19  23.9 999.9 130  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519003401SVNM4   19  23.8 999.9 130  3.1  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519003501SVNM4   19  23.6 999.9 140  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519004001SVNM4   19  23.6 999.9 150  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519004101SVNM4   19  23.5 999.9 150  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519004201SVNM4   19  23.5 999.9 160  2.6  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519004301SVNM4   19  23.6 999.9 150  2.6  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519004401SVNM4   19  23.6 999.9 140  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519004501SVNM4   19  23.4 999.9 140  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519005001SVNM4   19  23.4 999.9 170  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519005101SVNM4   19  23.4 999.9 190  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519005201SVNM4   19  22.4 999.9 200 11.3 14.4 999 9999.9 9999.9 99.9 99.9 99.9             
202519005301SVNM4   19  22.3 999.9 200  4.6  5.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519005401SVNM4   19  22.5 999.9 200  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519005501SVNM4   19  22.8 999.9 200  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519006001SVNM4   19  22.8 999.9 210  1.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9             
202519006101SVNM4   19  23.0 999.9 160  1.0  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519006201SVNM4   19  23.3 999.9 210  3.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519006301SVNM4   19  23.2 999.9 220  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519006401SVNM4   19  23.2 999.9 220  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519006501SVNM4   19  23.1 999.9 200  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519007001SVNM4   19  23.1 999.9 180  2.1  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519007101SVNM4   19  22.8 999.9 150  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519007201SVNM4   19  22.9 999.9 170  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519007301SVNM4   19  22.8 999.9 170  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519007401SVNM4   19  22.8 999.9 130  1.5  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519007501SVNM4   19  22.9 999.9 150  1.5  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519008001SVNM4   19  22.8 999.9 140  1.5  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519008101SVNM4   19  22.7 999.9 140  1.5  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519008201SVNM4   19  22.6 999.9 140  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519008301SVNM4   19  22.7 999.9 150  2.6  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519008401SVNM4   19  23.4 999.9 200  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519008501SVNM4   19  23.4 999.9 200  3.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519009001SVNM4   19  23.4 999.9 200  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519009101SVNM4   19  23.5 999.9 210  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519009201SVNM4   19  23.4 999.9 220  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519009301SVNM4   19  23.3 999.9 200  3.1  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519009401SVNM4   19  23.3 999.9 200  2.6  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519009501SVNM4   19  23.4 999.9 220  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519010001SVNM4   19  23.3 999.9 180  2.1  2.1 999 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
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59 matching elements
0.016 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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