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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: 2317 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 (199)
 (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
202519900001SVNM4   19  18.5 999.9 300  8.2  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202519900101SVNM4   19  18.4 999.9 290  7.7  9.3 999 9999.9 9999.9 99.9 99.9 99.9             
202519900201SVNM4   19  18.5 999.9 300  7.7  9.8 999 9999.9 9999.9 99.9 99.9 99.9             
202519900301SVNM4   19  18.5 999.9 320  6.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519900401SVNM4   19  18.6 999.9 320  6.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519900501SVNM4   19  18.7 999.9 300  7.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519901001SVNM4   19  18.7 999.9 310  7.2  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519901101SVNM4   19  18.9 999.9 310  6.7  8.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519901201SVNM4   19  18.8 999.9 310  7.2  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519901301SVNM4   19  18.8 999.9 310  6.7  8.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519901401SVNM4   19  18.8 999.9 320  6.2  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519901501SVNM4   19  18.9 999.9 320  6.7  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519902001SVNM4   19  19.0 999.9 310  6.2  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519905001SVNM4   19  16.7 999.9  30  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519905101SVNM4   19  16.6 999.9  30  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519905201SVNM4   19  16.5 999.9  30  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519905301SVNM4   19  16.5 999.9  40  3.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519905401SVNM4   19  16.4 999.9  30  3.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519905501SVNM4   19  16.4 999.9  30  2.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519906001SVNM4   19  16.1 999.9  30  3.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519906101SVNM4   19  16.1 999.9  30  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519906201SVNM4   19  16.1 999.9  30  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519906301SVNM4   19  16.1 999.9  30  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519906401SVNM4   19  16.0 999.9  40  2.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519906501SVNM4   19  16.0 999.9  40  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519907001SVNM4   19  15.7 999.9  40  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519907101SVNM4   19  15.7 999.9  50  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519907201SVNM4   19  15.5 999.9  40  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519907301SVNM4   19  15.5 999.9  40  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519907401SVNM4   19  15.3 999.9  50  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519907501SVNM4   19  15.3 999.9  50  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519908001SVNM4   19  15.2 999.9  40  2.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519908101SVNM4   19  15.1 999.9  50  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519908201SVNM4   19  15.0 999.9  40  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519908301SVNM4   19  15.0 999.9  50  4.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519908401SVNM4   19  15.0 999.9  50  4.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519908501SVNM4   19  15.0 999.9  50  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519909001SVNM4   19  14.8 999.9  50  4.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519909101SVNM4   19  14.8 999.9  50  4.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519909201SVNM4   19  14.9 999.9  50  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519909301SVNM4   19  14.8 999.9  50  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519909401SVNM4   19  14.8 999.9  40  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519909501SVNM4   19  14.6 999.9  50  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519910001SVNM4   19  14.5 999.9  50  4.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519910101SVNM4   19  14.3 999.9  50  3.6  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519910201SVNM4   19  14.4 999.9  50  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519910301SVNM4   19  14.2 999.9  50  4.6  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519910401SVNM4   19  14.2 999.9  50  4.6  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519910501SVNM4   19  14.2 999.9  50  5.1  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519911001SVNM4   19  14.3 999.9  50  4.6  5.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519911101SVNM4   19  14.6 999.9  50  4.1  5.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519911201SVNM4   19  14.8 999.9  50  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519911301SVNM4   19  15.1 999.9  50  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519911401SVNM4   19  15.5 999.9  60  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519911501SVNM4   19  15.8 999.9  60  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519912001SVNM4   19  16.0 999.9  70  5.7  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519912101SVNM4   19  16.3 999.9  60  5.1  6.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519912201SVNM4   19  16.6 999.9  60  5.1  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519912301SVNM4   19  16.9 999.9  60  5.1  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519912401SVNM4   19  17.1 999.9  70  6.2  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519912501SVNM4   19  17.4 999.9  70  5.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519913001SVNM4   19  17.7 999.9  70  5.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519913101SVNM4   19  17.9 999.9  70  5.1  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519913201SVNM4   19  18.1 999.9  70  4.6  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519913301SVNM4   19  18.3 999.9  60  5.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519913401SVNM4   19  18.7 999.9  70  4.1  5.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519913501SVNM4   19  18.9 999.9  70  6.2  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519914001SVNM4   19  19.1 999.9  90  6.7  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519914101SVNM4   19  19.4 999.9  60  5.7  7.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519914201SVNM4   19  19.7 999.9  70  5.1  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519914301SVNM4   19  19.4 999.9 100  5.1  6.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519914401SVNM4   19  19.3 999.9  70  5.7  6.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519914501SVNM4   19  19.7 999.9  70  5.7  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519915001SVNM4   19  19.6 999.9  70  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519915101SVNM4   19  19.8 999.9  90  4.1  5.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519915201SVNM4   19  19.8 999.9 100  5.1  6.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519915301SVNM4   19  20.2 999.9  80  3.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519915401SVNM4   19  20.3 999.9 100  5.1  7.2 999 9999.9 9999.9 99.9 99.9 99.9             
202519915501SVNM4   19  20.6 999.9  70  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519916001SVNM4   19  20.9 999.9  90  3.6  5.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519916101SVNM4   19  20.8 999.9 100  4.6  5.7 999 9999.9 9999.9 99.9 99.9 99.9             
202519916201SVNM4   19  21.2 999.9  90  1.5  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519916301SVNM4   19  20.9 999.9 140  2.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519916401SVNM4   19  21.3 999.9 120  0.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519916501SVNM4   19  21.1 999.9 100  2.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519917001SVNM4   19  21.3 999.9 110  2.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519917101SVNM4   19  21.4 999.9 140  2.6  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519917201SVNM4   19  21.4 999.9 150  2.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519917301SVNM4   19  21.6 999.9 180  1.5  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519917401SVNM4   19  21.2 999.9 190  4.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519917501SVNM4   19  21.3 999.9 190  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519918001SVNM4   19  21.2 999.9 200  4.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519918101SVNM4   19  21.7 999.9 200  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519918201SVNM4   19  21.5 999.9 220  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519918301SVNM4   19  21.6 999.9 220  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519918401SVNM4   19  21.6 999.9 220  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519918501SVNM4   19  21.8 999.9 200  3.6  5.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519919001SVNM4   19  21.9 999.9 160  1.5  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519919101SVNM4   19  22.1 999.9 210  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519919201SVNM4   19  22.9 999.9 240  0.5  1.5 999 9999.9 9999.9 99.9 99.9 99.9             
202519919301SVNM4   19  22.0 999.9 230  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519919401SVNM4   19  21.9 999.9 230  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519919501SVNM4   19  21.7 999.9 260  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519920001SVNM4   19  22.0 999.9 250  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519920101SVNM4   19  22.0 999.9 260  3.6  4.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519920201SVNM4   19  22.0 999.9 250  3.1  3.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519920301SVNM4   19  22.2 999.9 230  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519920501SVNM4   19  22.4 999.9 230  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519921001SVNM4   19  22.6 999.9 270  2.1  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519921101SVNM4   19  23.3 999.9 300  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519921201SVNM4   19  22.6 999.9 270  2.6  3.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519921301SVNM4   19  23.2 999.9 290  1.5  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519921401SVNM4   19  23.5 999.9 310  1.5  2.1 999 9999.9 9999.9 99.9 99.9 99.9             
202519921501SVNM4   19  23.9 999.9 310  2.1  2.6 999 9999.9 9999.9 99.9 99.9 99.9             
202519922001SVNM4   19  24.1 999.9 310  2.1  2.6 999 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
  [every 3rd data value plotted]
115 matching elements
0.035 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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