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Realtime Great Lakes Weather Data and Marine Observations


GSLM4: NWS GravellyShoalsMI                                  
CMAN Station
Lat: 44.02°, Lon: -83.54°
Elevation: 179 m
Anemometer Height: 25 m
Related Site: NDBC


Current Time: 1219 GMT
Station Types
(Click on name to view all stations for that type)
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Red MarkerCMAN & USCG Stations
Yellow MarkerShip Reports
Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (105)
 (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 202410500001GSLM4 29 58.5 999.9 240 11.1 14.0 999 9999.9 29.88 99.9 99.9 99.9 202410500101GSLM4 29 54.0 999.9 230 8.9 11.1 999 9999.9 29.89 99.9 99.9 99.9 202410500201GSLM4 29 56.5 999.9 250 11.1 12.1 999 9999.9 29.89 99.9 99.9 99.9 202410500301GSLM4 29 57.2 999.9 260 9.9 11.1 999 9999.9 29.89 99.9 99.9 99.9 202410500401GSLM4 29 54.7 999.9 240 8.9 9.9 999 9999.9 29.90 99.9 99.9 99.9 202410500501GSLM4 29 57.0 999.9 250 8.0 8.0 999 9999.9 29.90 99.9 99.9 99.9 202410501001GSLM4 29 57.7 999.9 250 7.0 8.0 999 9999.9 29.91 99.9 99.9 99.9 202410501101GSLM4 29 54.0 999.9 230 1.9 7.0 999 9999.9 29.91 99.9 99.9 99.9 202410501201GSLM4 29 54.0 999.9 230 8.0 8.9 999 9999.9 29.91 99.9 99.9 99.9 202410501301GSLM4 29 55.8 999.9 230 6.0 8.0 999 9999.9 29.91 99.9 99.9 99.9 202410501401GSLM4 29 52.9 999.9 230 7.0 8.0 999 9999.9 29.91 99.9 99.9 99.9 202410501501GSLM4 29 53.1 999.9 240 9.9 11.1 999 9999.9 29.91 99.9 99.9 99.9 202410502001GSLM4 29 54.5 999.9 230 9.9 12.1 999 9999.9 29.90 99.9 99.9 99.9 202410502101GSLM4 29 56.7 999.9 230 14.0 14.0 999 9999.9 29.90 99.9 99.9 99.9 202410502201GSLM4 29 55.9 999.9 240 13.0 14.0 999 9999.9 29.90 99.9 99.9 99.9 202410502301GSLM4 29 56.5 999.9 230 12.1 13.0 999 9999.9 29.89 99.9 99.9 99.9 202410502401GSLM4 29 56.5 999.9 230 11.1 12.1 999 9999.9 29.89 99.9 99.9 99.9 202410502501GSLM4 29 53.1 999.9 210 14.0 15.0 999 9999.9 29.89 99.9 99.9 99.9 202410503001GSLM4 29 52.0 999.9 210 12.1 15.0 999 9999.9 29.90 99.9 99.9 99.9 202410503101GSLM4 29 51.1 999.9 230 8.9 11.1 999 9999.9 29.90 99.9 99.9 99.9 202410503201GSLM4 29 51.4 999.9 230 7.0 8.0 999 9999.9 29.90 99.9 99.9 99.9 202410503301GSLM4 29 51.3 999.9 240 8.9 9.9 999 9999.9 29.91 99.9 99.9 99.9 202410503401GSLM4 29 52.2 999.9 230 8.0 9.9 999 9999.9 29.90 99.9 99.9 99.9 202410503501GSLM4 29 52.7 999.9 240 8.9 8.9 999 9999.9 29.90 99.9 99.9 99.9 202410504001GSLM4 29 50.5 999.9 210 8.9 9.9 999 9999.9 29.90 99.9 99.9 99.9 202410504101GSLM4 29 51.1 999.9 220 8.9 9.9 999 9999.9 29.89 99.9 99.9 99.9 202410504201GSLM4 29 51.3 999.9 210 11.1 12.1 999 9999.9 29.88 99.9 99.9 99.9 202410504301GSLM4 29 51.3 999.9 210 8.9 11.1 999 9999.9 29.87 99.9 99.9 99.9 202410504401GSLM4 29 50.5 999.9 190 1.9 8.9 999 9999.9 29.87 99.9 99.9 99.9 202410504501GSLM4 29 50.5 999.9 190 2.9 5.1 999 9999.9 29.87 99.9 99.9 99.9 202410505001GSLM4 29 51.4 999.9 180 5.1 6.0 999 9999.9 29.85 99.9 99.9 99.9 202410505101GSLM4 29 51.1 999.9 180 2.9 6.0 999 9999.9 29.85 99.9 99.9 99.9 202410505201GSLM4 29 50.7 999.9 160 6.0 7.0 999 9999.9 29.84 99.9 99.9 99.9 202410505301GSLM4 29 50.5 999.9 50 4.1 8.0 999 9999.9 29.83 99.9 99.9 99.9 202410505401GSLM4 29 50.2 999.9 130 8.0 11.1 999 9999.9 29.83 99.9 99.9 99.9 202410505501GSLM4 29 48.6 999.9 160 14.0 14.0 999 9999.9 29.82 99.9 99.9 99.9 202410506001GSLM4 29 48.7 999.9 160 15.0 15.9 999 9999.9 29.81 99.9 99.9 99.9 202410506101GSLM4 29 49.3 999.9 160 15.9 16.9 999 9999.9 29.79 99.9 99.9 99.9 202410506201GSLM4 29 49.3 999.9 150 16.9 16.9 999 9999.9 29.79 99.9 99.9 99.9 202410506301GSLM4 29 49.5 999.9 150 16.9 16.9 999 9999.9 29.78 99.9 99.9 99.9 202410506401GSLM4 29 50.2 999.9 150 16.9 18.1 999 9999.9 29.78 99.9 99.9 99.9 202410506501GSLM4 29 50.5 999.9 130 15.0 16.9 999 9999.9 29.77 99.9 99.9 99.9 202410507001GSLM4 29 49.3 999.9 120 13.0 14.0 999 9999.9 29.75 99.9 99.9 99.9 202410507101GSLM4 29 49.5 999.9 110 14.0 14.0 999 9999.9 29.75 99.9 99.9 99.9 202410507201GSLM4 29 49.3 999.9 120 14.0 15.0 999 9999.9 29.74 99.9 99.9 99.9 202410507301GSLM4 29 49.1 999.9 110 12.1 15.0 999 9999.9 29.74 99.9 99.9 99.9 202410507401GSLM4 29 49.1 999.9 100 12.1 13.0 999 9999.9 29.73 99.9 99.9 99.9 202410507501GSLM4 29 48.6 999.9 80 11.1 13.0 999 9999.9 29.73 99.9 99.9 99.9 202410508001GSLM4 29 47.3 999.9 30 13.0 13.0 999 9999.9 29.75 99.9 99.9 99.9 202410508101GSLM4 29 45.9 999.9 30 15.9 15.9 999 9999.9 29.74 99.9 99.9 99.9 202410508201GSLM4 29 44.8 999.9 30 16.9 16.9 999 9999.9 29.73 99.9 99.9 99.9 202410508301GSLM4 29 44.2 999.9 30 15.9 16.9 999 9999.9 29.74 99.9 99.9 99.9 202410508401GSLM4 29 44.2 999.9 40 15.0 19.0 999 9999.9 29.74 99.9 99.9 99.9 202410508501GSLM4 29 42.8 999.9 50 15.9 18.1 999 9999.9 29.73 99.9 99.9 99.9 202410509001GSLM4 29 43.3 999.9 70 15.9 19.0 999 9999.9 29.72 99.9 99.9 99.9 202410509101GSLM4 29 44.2 999.9 60 15.0 19.0 999 9999.9 29.73 99.9 99.9 99.9 202410509201GSLM4 29 44.8 999.9 70 15.9 16.9 999 9999.9 29.70 99.9 99.9 99.9 202410509301GSLM4 29 43.9 999.9 60 15.0 15.9 999 9999.9 29.72 99.9 99.9 99.9 202410509401GSLM4 29 43.9 999.9 70 13.0 15.9 999 9999.9 29.72 99.9 99.9 99.9 202410509501GSLM4 29 44.1 999.9 80 15.9 18.1 999 9999.9 29.69 99.9 99.9 99.9 202410510001GSLM4 29 44.1 999.9 100 16.9 20.0 999 9999.9 29.68 99.9 99.9 99.9 202410510101GSLM4 29 45.9 999.9 110 16.9 19.0 999 9999.9 29.67 99.9 99.9 99.9 202410510201GSLM4 29 46.2 999.9 110 18.1 21.0 999 9999.9 29.66 99.9 99.9 99.9 202410510301GSLM4 29 45.9 999.9 110 18.1 22.0 999 9999.9 29.64 99.9 99.9 99.9 202410510401GSLM4 29 46.0 999.9 130 19.0 20.0 999 9999.9 29.64 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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  [every 2nd value plotted]
65 matching elements
0.009 sec

This Web page created and maintained by Greg Lang, NOAA/GLERL,
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