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Realtime Great Lakes Weather Data and Marine Observations

 GTLM4: NWS GrndTraverseLtMI                                  
CMAN Station
Lat: 45.21°, Lon: -85.55°
Elevation: 176 m
Anemometer Height: 16 m
Related Site: NDBC

Current Time: 1549 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 (195)
 (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
202519500001GTLM4   19  22.1 999.9 240  5.1  6.2 999 9999.9 1014.6 99.9 99.9 99.9             
202519500001GTLM4   19  22.1 999.9 240  5.1  6.7 999 9999.9 1014.6 99.9 99.9 99.9             
202519500101GTLM4   19  21.7 999.9 240  4.6  5.7 999 9999.9 1013.9 99.9 99.9 99.9             
202519500201GTLM4   19  21.5 999.9 240  4.1  5.7 999 9999.9 1014.6 99.9 99.9 99.9             
202519500301GTLM4   19  21.3 999.9 230  3.6  5.7 999 9999.9 1014.6 99.9 99.9 99.9             
202519500401GTLM4   19  21.2 999.9 220  3.1  5.1 999 9999.9 1014.6 99.9 99.9 99.9             
202519500501GTLM4   19  20.9 999.9 230  3.1  4.6 999 9999.9 1014.6 99.9 99.9 99.9             
202519501001GTLM4   19  20.8 999.9 220  3.1  5.1 999 9999.9 1014.6 99.9 99.9 99.9             
202519501001GTLM4   19  20.8 999.9 220  3.1  5.7 999 9999.9 1014.6 99.9 99.9 99.9             
202519501101GTLM4   19  20.6 999.9 220  3.1  4.6 999 9999.9 1014.6 99.9 99.9 99.9             
202519501201GTLM4   19  20.2 999.9 230  3.1  4.6 999 9999.9 1014.6 99.9 99.9 99.9             
202519501301GTLM4   19  19.9 999.9 230  3.1  4.6 999 9999.9 1014.9 99.9 99.9 99.9             
202519501401GTLM4   19  19.8 999.9 220  3.1  5.1 999 9999.9 1014.6 99.9 99.9 99.9             
202519501501GTLM4   19  19.6 999.9 210  2.6  4.6 999 9999.9 1014.9 99.9 99.9 99.9             
202519502001GTLM4   19  19.3 999.9 220  2.1  4.1 999 9999.9 1014.9 99.9 99.9 99.9             
202519502011GTLM4   19  19.3 999.9 220  2.1  5.1 999 9999.9 1014.9 99.9 99.9 99.9             
202519502101GTLM4   19  18.9 999.9 210  2.6  4.1 999 9999.9 1014.9 99.9 99.9 99.9             
202519502201GTLM4   19  18.6 999.9 220  3.1  5.1 999 9999.9 1015.2 99.9 99.9 99.9             
202519502301GTLM4   19  18.8 999.9 220  3.1  5.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519502401GTLM4   19  18.9 999.9 220  3.1  5.1 999 9999.9 1015.2 99.9 99.9 99.9             
202519502501GTLM4   19  19.0 999.9 220  3.1  5.1 999 9999.9 1015.2 99.9 99.9 99.9             
202519503001GTLM4   19  19.4 999.9 220  4.1  5.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519503011GTLM4   19  19.4 999.9 220  4.1  5.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519503101GTLM4   19  19.4 999.9 230  4.1  6.2 999 9999.9 1014.9 99.9 99.9 99.9             
202519503201GTLM4   19  19.5 999.9 220  4.1  6.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519503301GTLM4   19  19.6 999.9 220  3.6  5.7 999 9999.9 1014.9 99.9 99.9 99.9             
202519503401GTLM4   19  19.7 999.9 220  4.6  7.2 999 9999.9 1014.9 99.9 99.9 99.9             
202519503501GTLM4   19  19.9 999.9 230  5.1  6.7 999 9999.9 1014.9 99.9 99.9 99.9             
202519504001GTLM4   19  19.8 999.9 230  4.6  7.2 999 9999.9 1014.9 99.9 99.9 99.9             
202519504021GTLM4   19  19.8 999.9 230  4.6  7.2 999 9999.9 1014.9 99.9 99.9 99.9             
202519504101GTLM4   19  19.8 999.9 230  5.1  7.2 999 9999.9 1014.9 99.9 99.9 99.9             
202519504201GTLM4   19  19.7 999.9 230  5.1  7.7 999 9999.9 1014.6 99.9 99.9 99.9             
202519504301GTLM4   19  19.8 999.9 230  5.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519504401GTLM4   19  19.8 999.9 230  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519504501GTLM4   19  19.8 999.9 230  4.6  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519505001GTLM4   19  19.9 999.9 220  4.6  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519505021GTLM4   19  19.9 999.9 220  4.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519505101GTLM4   19  19.8 999.9 220  4.6  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519505201GTLM4   19  19.8 999.9 220  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519505301GTLM4   19  19.8 999.9 220  4.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519505401GTLM4   19  19.9 999.9 220  4.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519505501GTLM4   19  19.8 999.9 220  4.1  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519506001GTLM4   19  19.7 999.9 220  3.6  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519506021GTLM4   19  19.7 999.9 220  3.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519506101GTLM4   19  19.6 999.9 220  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519506201GTLM4   19  19.6 999.9 220  3.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519506301GTLM4   19  19.7 999.9 230  4.1  6.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519506401GTLM4   19  19.5 999.9 220  3.6  6.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519506501GTLM4   19  19.6 999.9 220  4.1  6.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519507001GTLM4   19  19.7 999.9 230  4.6  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519507031GTLM4   19  19.7 999.9 230  4.1  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519507101GTLM4   19  19.7 999.9 230  4.6  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519507201GTLM4   19  19.7 999.9 220  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519507301GTLM4   19  19.8 999.9 220  4.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519507401GTLM4   19  19.9 999.9 220  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519507501GTLM4   19  19.8 999.9 220  4.6  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519508001GTLM4   19  19.7 999.9 230  4.1  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519508031GTLM4   19  19.7 999.9 230  4.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519508101GTLM4   19  19.8 999.9 220  4.1  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519508201GTLM4   19  19.9 999.9 230  4.6  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519508301GTLM4   19  19.8 999.9 230  4.1  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519508401GTLM4   19  19.8 999.9 220  5.1  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519508501GTLM4   19  19.8 999.9 220  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519509001GTLM4   19  19.8 999.9 220  4.1  7.2 999 9999.9 1014.9 99.9 99.9 99.9             
202519509041GTLM4   19  19.8 999.9 230  4.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519509101GTLM4   19  19.7 999.9 220  4.6  6.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519509201GTLM4   19  19.7 999.9 220  4.1  6.7 999 9999.9 1014.9 99.9 99.9 99.9             
202519509301GTLM4   19  19.7 999.9 220  4.6  7.2 999 9999.9 1014.9 99.9 99.9 99.9             
202519509401GTLM4   19  19.9 999.9 220  4.6  7.2 999 9999.9 1016.3 99.9 99.9 99.9             
202519509501GTLM4   19  19.9 999.9 220  5.7  8.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519510001GTLM4   19  20.1 999.9 220  5.1  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519510041GTLM4   19  20.1 999.9 220  5.7  8.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519510101GTLM4   19  20.3 999.9 220  4.6  7.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519510201GTLM4   19  20.3 999.9 230  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519510301GTLM4   19  20.4 999.9 220  4.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519510401GTLM4   19  20.3 999.9 220  5.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519510501GTLM4   19  20.6 999.9 230  5.7  8.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519511001GTLM4   19  20.7 999.9 230  5.1  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519511041GTLM4   19  20.7 999.9 230  4.6  8.7 999 9999.9 1015.2 99.9 99.9 99.9             
202519511101GTLM4   19  20.9 999.9 230  4.6  7.2 999 9999.9 1015.2 99.9 99.9 99.9             
202519511201GTLM4   19  20.8 999.9 230  5.1  6.7 999 9999.9 1015.6 99.9 99.9 99.9             
202519511301GTLM4   19  20.9 999.9 230  5.7  7.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519511401GTLM4   19  21.0 999.9 230  5.7  7.7 999 9999.9 1015.6 99.9 99.9 99.9             
202519511501GTLM4   19  21.6 999.9 230  6.2  7.7 999 9999.9 1015.6 99.9 99.9 99.9             
202519512001GTLM4   19  21.4 999.9 230  4.6  7.7 999 9999.9 1015.6 99.9 99.9 99.9             
202519512051GTLM4   19  21.2 999.9 230  4.6  8.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519512101GTLM4   19  21.5 999.9 230  4.1  8.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519512201GTLM4   19  22.2 999.9 230  4.6  7.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519512301GTLM4   19  21.8 999.9 220  4.6  6.7 999 9999.9 1015.6 99.9 99.9 99.9             
202519512401GTLM4   19  22.6 999.9 220  4.1  7.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519512501GTLM4   19  23.7 999.9 220  4.6  7.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519513001GTLM4   19  23.4 999.9 230  5.1  7.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519513051GTLM4   19  23.6 999.9 230  5.1  8.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519513101GTLM4   19  23.5 999.9 220  5.1  8.2 999 9999.9 1015.6 99.9 99.9 99.9             
202519513201GTLM4   19  23.6 999.9 220  6.7  9.8 999 9999.9 1015.6 99.9 99.9 99.9             
202519513301GTLM4   19  23.3 999.9 240  7.2  9.3 999 9999.9 1015.9 99.9 99.9 99.9             
202519513401GTLM4   19  23.1 999.9 240  7.2 10.3 999 9999.9 1015.6 99.9 99.9 99.9             
202519513501GTLM4   19  22.8 999.9 240  7.7 10.3 999 9999.9 1015.6 99.9 99.9 99.9             
202519514001GTLM4   19  22.8 999.9 240  9.3 10.8 999 9999.9 1015.6 99.9 99.9 99.9             
202519514061GTLM4   19  22.8 999.9 240  9.3 10.8 999 9999.9 1015.6 99.9 99.9 99.9             
202519514101GTLM4   19  22.9 999.9 240  8.7 10.8 999 9999.9 1015.6 99.9 99.9 99.9             
202519514201GTLM4   19  23.0 999.9 240  8.7 10.3 999 9999.9 1015.6 99.9 99.9 99.9             
202519514301GTLM4   19  23.2 999.9 240  8.2 10.3 999 9999.9 1015.6 99.9 99.9 99.9             
202519514401GTLM4   19  23.3 999.9 240  8.2  9.8 999 9999.9 1015.6 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]
104 matching elements
0.028 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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