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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
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 (026)
 (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
202502600001GTLM4   19  -0.6 999.9 270 14.4 20.1 999 9999.9 1011.9 99.9 99.9 99.9             
202502600101GTLM4   19  -0.4 999.9 280 14.9 17.5 999 9999.9 1011.9 99.9 99.9 99.9             
202502600201GTLM4   19  -0.3 999.9 280 14.4 18.5 999 9999.9 1011.9 99.9 99.9 99.9             
202502600301GTLM4   19  -0.2 999.9 280 14.4 17.5 999 9999.9 1011.9 99.9 99.9 99.9             
202502600401GTLM4   19  -0.1 999.9 270 14.9 18.0 999 9999.9 1011.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
5 matching elements
0.027 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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