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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: 1455 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 (015)
 (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
202501500001GTLM4   19  -3.8 999.9 360  9.8 13.4 999 9999.9 1025.1 99.9 99.9 99.9             
202501500101GTLM4   19  -3.8 999.9 350 10.3 13.9 999 9999.9 1025.4 99.9 99.9 99.9             
202501500201GTLM4   19  -3.9 999.9 360  9.3 12.9 999 9999.9 1025.4 99.9 99.9 99.9             
202501500301GTLM4   19  -4.0 999.9 350  7.2 11.8 999 9999.9 1025.4 99.9 99.9 99.9             
202501500401GTLM4   19  -3.9 999.9 360  8.2 10.8 999 9999.9 1025.7 99.9 99.9 99.9             
202501500501GTLM4   19  -4.0 999.9 360  9.3 12.3 999 9999.9 1026.1 99.9 99.9 99.9             
202501501001GTLM4   19  -4.0 999.9 340  8.2 12.9 999 9999.9 1026.1 99.9 99.9 99.9             
202501501101GTLM4   19  -4.3 999.9 330  9.8 11.8 999 9999.9 1026.4 99.9 99.9 99.9             
202501501201GTLM4   19  -4.2 999.9 320 10.3 12.9 999 9999.9 1026.4 99.9 99.9 99.9             
202501501301GTLM4   19  -4.1 999.9 320 10.3 12.9 999 9999.9 1026.8 99.9 99.9 99.9             
202501501401GTLM4   19  -4.0 999.9 330  9.3 12.3 999 9999.9 1026.4 99.9 99.9 99.9             
202501501501GTLM4   19  -4.2 999.9 330 10.3 11.8 999 9999.9 1026.4 99.9 99.9 99.9             
202501502001GTLM4   19  -4.4 999.9 340  8.7 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501502101GTLM4   19  -4.5 999.9 320  9.8 11.8 999 9999.9 1027.1 99.9 99.9 99.9             
202501502201GTLM4   19  -4.6 999.9 310  7.2 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501502301GTLM4   19  -4.8 999.9 330  7.2 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501502401GTLM4   19  -4.8 999.9 330  6.2 10.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501502501GTLM4   19  -4.8 999.9 320  7.2 10.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501503001GTLM4   19  -5.0 999.9 340  6.2 10.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501503101GTLM4   19  -5.0 999.9 330  6.7  9.8 999 9999.9 1027.1 99.9 99.9 99.9             
202501503201GTLM4   19  -4.9 999.9 320  7.2  9.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501503301GTLM4   19  -5.1 999.9 330  8.2 10.3 999 9999.9 1027.1 99.9 99.9 99.9             
202501503401GTLM4   19  -5.2 999.9 310  7.7  9.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501503501GTLM4   19  -5.2 999.9 300  7.2 10.8 999 9999.9 1027.1 99.9 99.9 99.9             
202501504001GTLM4   19  -5.2 999.9 300  7.2 10.8 999 9999.9 1027.1 99.9 99.9 99.9             
202501504101GTLM4   19  -5.2 999.9 320  8.2  9.8 999 9999.9 1027.1 99.9 99.9 99.9             
202501504201GTLM4   19  -5.3 999.9 320  6.7  9.8 999 9999.9 1027.4 99.9 99.9 99.9             
202501504301GTLM4   19  -5.4 999.9 310  7.2  9.3 999 9999.9 1027.4 99.9 99.9 99.9             
202501504401GTLM4   19  -5.5 999.9 300  7.7 10.3 999 9999.9 1027.8 99.9 99.9 99.9             
202501504501GTLM4   19  -5.6 999.9 320  5.7 10.8 999 9999.9 1027.8 99.9 99.9 99.9             
202501505001GTLM4   19  -5.7 999.9 310  7.2  8.2 999 9999.9 1027.8 99.9 99.9 99.9             
202501505101GTLM4   19  -5.6 999.9 300  6.7 11.8 999 9999.9 1027.8 99.9 99.9 99.9             
202501505201GTLM4   19  -5.7 999.9 310  7.2  9.8 999 9999.9 1027.8 99.9 99.9 99.9             
202501505301GTLM4   19  -5.6 999.9 310  6.2  9.8 999 9999.9 1027.8 99.9 99.9 99.9             
202501505401GTLM4   19  -5.8 999.9 320  6.2  8.2 999 9999.9 1027.8 99.9 99.9 99.9             
202501505501GTLM4   19  -5.7 999.9 300  5.1  8.7 999 9999.9 1027.8 99.9 99.9 99.9             
202501506001GTLM4   19  -5.8 999.9 310  6.2  8.2 999 9999.9 1027.8 99.9 99.9 99.9             
202501506101GTLM4   19  -5.7 999.9 310  5.7  9.3 999 9999.9 1027.8 99.9 99.9 99.9             
202501506201GTLM4   19  -5.8 999.9 320  5.7  9.8 999 9999.9 1027.4 99.9 99.9 99.9             
202501506301GTLM4   19  -5.9 999.9 320  6.2  8.2 999 9999.9 1027.8 99.9 99.9 99.9             
202501506401GTLM4   19  -5.9 999.9 300  5.7  7.7 999 9999.9 1027.4 99.9 99.9 99.9             
202501506501GTLM4   19  -5.9 999.9 300  6.7  7.7 999 9999.9 1027.4 99.9 99.9 99.9             
202501507001GTLM4   19  -5.9 999.9 270  4.6  9.3 999 9999.9 1027.4 99.9 99.9 99.9             
202501507101GTLM4   19  -5.9 999.9 300  7.2  9.3 999 9999.9 1027.4 99.9 99.9 99.9             
202501507201GTLM4   19  -5.9 999.9 290  6.7  7.7 999 9999.9 1027.8 99.9 99.9 99.9             
202501507301GTLM4   19  -5.8 999.9 300  5.7  8.2 999 9999.9 1027.4 99.9 99.9 99.9             
202501507401GTLM4   19  -5.9 999.9 290  7.2  8.7 999 9999.9 1027.4 99.9 99.9 99.9             
202501507501GTLM4   19  -5.9 999.9 300  5.1  8.7 999 9999.9 1027.4 99.9 99.9 99.9             
202501508001GTLM4   19  -5.9 999.9 290  7.7  8.7 999 9999.9 1027.8 99.9 99.9 99.9             
202501508101GTLM4   19  -5.8 999.9 300  6.7  9.3 999 9999.9 1027.8 99.9 99.9 99.9             
202501508201GTLM4   19  -5.8 999.9 290  6.7  8.2 999 9999.9 1027.8 99.9 99.9 99.9             
202501508301GTLM4   19  -5.8 999.9 270  4.1  9.8 999 9999.9 1027.8 99.9 99.9 99.9             
202501508401GTLM4   19  -6.0 999.9 290  6.2  8.2 999 9999.9 1027.4 99.9 99.9 99.9             
202501508501GTLM4   19  -6.1 999.9 280  6.7  8.7 999 9999.9 1027.4 99.9 99.9 99.9             
202501509001GTLM4   19  -6.2 999.9 290  5.7  7.7 999 9999.9 1027.4 99.9 99.9 99.9             
202501509101GTLM4   19  -6.0 999.9 280  7.2  8.7 999 9999.9 1027.1 99.9 99.9 99.9             
202501509201GTLM4   19  -6.0 999.9 270  7.2  8.7 999 9999.9 1027.1 99.9 99.9 99.9             
202501509301GTLM4   19  -5.9 999.9 270  6.2  8.7 999 9999.9 1026.8 99.9 99.9 99.9             
202501509401GTLM4   19  -6.1 999.9 270  6.2  8.2 999 9999.9 1026.8 99.9 99.9 99.9             
202501509501GTLM4   19  -5.9 999.9 280  9.8 10.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501510001GTLM4   19  -5.9 999.9 280  9.8 12.9 999 9999.9 1026.8 99.9 99.9 99.9             
202501510101GTLM4   19  -5.8 999.9 280 10.3 12.9 999 9999.9 1026.8 99.9 99.9 99.9             
202501510201GTLM4   19  -5.9 999.9 280  8.2 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501510301GTLM4   19  -6.2 999.9 280  9.3 10.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501510401GTLM4   19  -6.3 999.9 280  8.7 12.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501510501GTLM4   19  -6.4 999.9 270  7.2 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501511001GTLM4   19  -6.5 999.9 280  8.2 11.8 999 9999.9 1026.4 99.9 99.9 99.9             
202501511101GTLM4   19  -6.9 999.9 300  8.2 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501511201GTLM4   19  -6.7 999.9 300  5.1 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501511301GTLM4   19  -6.6 999.9 300  7.2 11.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501511401GTLM4   19  -6.4 999.9 280 10.8 13.4 999 9999.9 1026.8 99.9 99.9 99.9             
202501511501GTLM4   19  -6.7 999.9 270  5.7 11.8 999 9999.9 1026.8 99.9 99.9 99.9             
202501512001GTLM4   19  -6.4 999.9 280  8.2 12.9 999 9999.9 1026.8 99.9 99.9 99.9             
202501512101GTLM4   19  -6.5 999.9 290  7.7 12.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501512201GTLM4   19  -6.8 999.9 280  9.8 11.3 999 9999.9 1026.8 99.9 99.9 99.9             
202501512301GTLM4   19  -6.8 999.9 280  8.2 11.8 999 9999.9 1026.4 99.9 99.9 99.9             
202501512401GTLM4   19  -6.7 999.9 280 10.3 12.3 999 9999.9 1026.4 99.9 99.9 99.9             
202501512501GTLM4   19  -6.7 999.9 260  8.7 12.9 999 9999.9 1026.4 99.9 99.9 99.9             
202501513001GTLM4   19  -6.7 999.9 270  7.2 10.8 999 9999.9 1026.4 99.9 99.9 99.9             
202501513101GTLM4   19  -6.6 999.9 260  9.3 11.3 999 9999.9 1026.1 99.9 99.9 99.9             
202501513201GTLM4   19  -6.6 999.9 280  8.7 10.8 999 9999.9 1026.1 99.9 99.9 99.9             
202501513301GTLM4   19  -6.9 999.9 280  7.2 13.4 999 9999.9 1026.1 99.9 99.9 99.9             
202501513401GTLM4   19  -6.9 999.9 270  9.3 11.8 999 9999.9 1026.1 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 2nd value plotted]
83 matching elements
0.009 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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