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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: 1652 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 (318)
 (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
202530800001GTLM4   19  10.8 999.9 310 14.4 17.0 999 9999.9 1016.3 99.9 99.9 99.9             
202530800101GTLM4   19  10.7 999.9 310 14.9 17.5 999 9999.9 1016.3 99.9 99.9 99.9             
202530800201GTLM4   19  10.6 999.9 310 14.4 17.5 999 9999.9 1016.6 99.9 99.9 99.9             
202530800301GTLM4   19  10.6 999.9 310 13.9 18.0 999 9999.9 1016.6 99.9 99.9 99.9             
202530800401GTLM4   19  10.5 999.9 310 14.9 17.0 999 9999.9 1016.9 99.9 99.9 99.9             
202530800501GTLM4   19  10.4 999.9 300 14.9 17.5 999 9999.9 1017.3 99.9 99.9 99.9             
202530801001GTLM4   19  10.6 999.9 310 14.9 18.5 999 9999.9 1017.3 99.9 99.9 99.9             
202530801101GTLM4   19  10.5 999.9 310 14.4 19.0 999 9999.9 1017.6 99.9 99.9 99.9             
202530801201GTLM4   19  10.4 999.9 300 14.4 18.0 999 9999.9 1017.6 99.9 99.9 99.9             
202530801301GTLM4   19  10.3 999.9 310 13.4 17.5 999 9999.9 1017.6 99.9 99.9 99.9             
202530801401GTLM4   19  10.4 999.9 300 11.3 14.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530801501GTLM4   19  10.4 999.9 300 11.8 13.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530802001GTLM4   19  10.5 999.9 300 11.8 13.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530802001GTLM4   19  10.5 999.9 300 11.8 14.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530802101GTLM4   19  10.6 999.9 290 11.3 14.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530802201GTLM4   19  10.8 999.9 290 11.8 15.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530802301GTLM4   19  10.7 999.9 290 11.8 14.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530802401GTLM4   19  10.7 999.9 290 10.3 13.4 999 9999.9 1017.9 99.9 99.9 99.9             
202530802501GTLM4   19  10.7 999.9 280 10.8 12.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530803001GTLM4   19  10.7 999.9 280  9.8 13.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530803101GTLM4   19  10.7 999.9 280 11.3 12.3 999 9999.9 1017.9 99.9 99.9 99.9             
202530803201GTLM4   19  10.7 999.9 280 11.3 12.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530803301GTLM4   19  10.6 999.9 280 10.8 12.3 999 9999.9 1017.6 99.9 99.9 99.9             
202530803401GTLM4   19  10.5 999.9 270 10.3 12.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530803501GTLM4   19  10.5 999.9 270 10.8 12.3 999 9999.9 1017.9 99.9 99.9 99.9             
202530803501GTLM4   19  10.5 999.9 270 10.8 12.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530804001GTLM4   19  10.5 999.9 260 11.3 12.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530804101GTLM4   19  10.4 999.9 260  9.3 11.8 999 9999.9 1017.9 99.9 99.9 99.9             
202530804201GTLM4   19  10.3 999.9 260 11.3 12.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530804301GTLM4   19  10.4 999.9 260 10.3 13.4 999 9999.9 1017.9 99.9 99.9 99.9             
202530804401GTLM4   19  10.3 999.9 260  9.8 11.3 999 9999.9 1017.9 99.9 99.9 99.9             
202530804501GTLM4   19  10.4 999.9 260 11.3 12.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530804551GTLM4   19  10.4 999.9 260 11.3 12.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530805001GTLM4   19  10.6 999.9 260 12.3 14.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530805101GTLM4   19  10.5 999.9 270 12.3 13.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530805201GTLM4   19  10.5 999.9 260 11.8 14.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530805301GTLM4   19  10.5 999.9 260 11.8 14.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530805401GTLM4   19  10.6 999.9 260 13.4 14.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530805501GTLM4   19  10.5 999.9 270 12.9 15.4 999 9999.9 1017.6 99.9 99.9 99.9             
202530805551GTLM4   19  10.6 999.9 270 13.4 13.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530806001GTLM4   19  10.6 999.9 270 13.9 15.4 999 9999.9 1017.9 99.9 99.9 99.9             
202530806101GTLM4   19  10.5 999.9 270 13.9 15.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530806201GTLM4   19  10.5 999.9 270 14.4 16.5 999 9999.9 1017.6 99.9 99.9 99.9             
202530806301GTLM4   19  10.5 999.9 270 12.9 15.9 999 9999.9 1017.6 99.9 99.9 99.9             
202530806401GTLM4   19  10.6 999.9 270 14.4 16.5 999 9999.9 1017.9 99.9 99.9 99.9             
202530806501GTLM4   19  10.6 999.9 280 12.9 15.9 999 9999.9 1017.9 99.9 99.9 99.9             
202530806551GTLM4   19  10.7 999.9 280 13.4 99.9 999 9999.9 1018.3 99.9 99.9 99.9             
202530807001GTLM4   19  10.8 999.9 280 12.9 15.4 999 9999.9 1018.3 99.9 99.9 99.9             
202530807101GTLM4   19  10.8 999.9 280 12.9 15.9 999 9999.9 1018.3 99.9 99.9 99.9             
202530807201GTLM4   19  10.8 999.9 280 12.3 15.9 999 9999.9 1018.6 99.9 99.9 99.9             
202530807301GTLM4   19  10.9 999.9 290 12.9 15.4 999 9999.9 1018.6 99.9 99.9 99.9             
202530807401GTLM4   19  10.8 999.9 290 11.8 14.9 999 9999.9 1018.6 99.9 99.9 99.9             
202530807501GTLM4   19  10.8 999.9 290 12.9 14.9 999 9999.9 1018.6 99.9 99.9 99.9             
202530807561GTLM4   19  10.8 999.9 290 13.4 99.9 999 9999.9 1018.6 99.9 99.9 99.9             
202530808001GTLM4   19  10.9 999.9 290 11.8 14.9 999 9999.9 1018.6 99.9 99.9 99.9             
202530808101GTLM4   19  10.9 999.9 280 12.9 15.4 999 9999.9 1018.6 99.9 99.9 99.9             
202530808201GTLM4   19  10.9 999.9 280 12.3 15.4 999 9999.9 1019.0 99.9 99.9 99.9             
202530808301GTLM4   19  10.8 999.9 280 11.3 14.4 999 9999.9 1019.0 99.9 99.9 99.9             
202530808401GTLM4   19  10.7 999.9 280 12.3 14.9 999 9999.9 1019.0 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]
59 matching elements
0.015 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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