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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: 1905 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 (138)
 (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
202413800001GTLM4   19  51.1 999.9  90  8.0  9.9 999 9999.9  29.76 99.9 99.9 99.9
202413800031GTLM4   19  51.1 999.9  90  6.0  9.9 999 9999.9  29.76 99.9 99.9 99.9
202413800101GTLM4   19  51.3 999.9 110  5.1  8.9 999 9999.9  29.76 99.9 99.9 99.9
202413800171GTLM4   19  51.4 999.9 310 13.0 25.1 999 9999.9  29.81 99.9 99.9 99.9
202413800201GTLM4   19  51.3 999.9 340 17.1 31.1 999 9999.9  29.78 99.9 99.9 99.9
202413800301GTLM4   19  51.6 999.9 340 12.1 13.0 999 9999.9  29.79 99.9 99.9 99.9
202413800401GTLM4   19  51.8 999.9  20  7.0 14.0 999 9999.9  29.78 99.9 99.9 99.9
202413801001GTLM4   19  51.4 999.9  70  7.0  8.9 999 9999.9  29.77 99.9 99.9 99.9
202413801031GTLM4   19  51.4 999.9  80  7.0 99.9 999 9999.9  29.77 99.9 99.9 99.9
202413801101GTLM4   19  51.4 999.9  70  7.0  9.9 999 9999.9  29.77 99.9 99.9 99.9
202413801201GTLM4   19  51.3 999.9  70  7.0  8.9 999 9999.9  29.77 99.9 99.9 99.9
202413801301GTLM4   19  51.3 999.9  80  7.0  8.9 999 9999.9  29.77 99.9 99.9 99.9
202413801401GTLM4   19  51.4 999.9  80  6.0  8.0 999 9999.9  29.78 99.9 99.9 99.9
202413802001GTLM4   19  51.3 999.9 100  6.0  8.9 999 9999.9  29.78 99.9 99.9 99.9
202413802041GTLM4   19  51.3 999.9 110  6.0  8.9 999 9999.9  29.78 99.9 99.9 99.9
202413802101GTLM4   19  51.3 999.9 110  7.0  8.9 999 9999.9  29.77 99.9 99.9 99.9
202413802201GTLM4   19  50.7 999.9 110  6.0  9.9 999 9999.9  29.77 99.9 99.9 99.9
202413802301GTLM4   19  50.5 999.9 100  8.0 11.1 999 9999.9  29.77 99.9 99.9 99.9
202413802401GTLM4   19  50.5 999.9 100  7.0 11.1 999 9999.9  29.76 99.9 99.9 99.9
202413803001GTLM4   19  50.9 999.9 110  6.0  8.9 999 9999.9  29.76 99.9 99.9 99.9
202413803101GTLM4   19  51.6 999.9 120  7.0  8.9 999 9999.9  29.75 99.9 99.9 99.9
202413803201GTLM4   19  51.4 999.9 120  5.1  8.0 999 9999.9  29.75 99.9 99.9 99.9
202413803301GTLM4   19  51.3 999.9 120  4.1  7.0 999 9999.9  29.75 99.9 99.9 99.9
202413803401GTLM4   19  51.1 999.9 130  4.1  5.1 999 9999.9  29.75 99.9 99.9 99.9
202413804001GTLM4   19  51.4 999.9 200  1.0  5.1 999 9999.9  29.75 99.9 99.9 99.9
202413804041GTLM4   19  51.4 999.9 160  1.9  8.9 999 9999.9  29.75 99.9 99.9 99.9
202413804101GTLM4   19  51.6 999.9 140  2.9  6.0 999 9999.9  29.75 99.9 99.9 99.9
202413804201GTLM4   19  52.2 999.9 140  4.1  7.0 999 9999.9  29.75 99.9 99.9 99.9
202413804301GTLM4   19  52.5 999.9 140  5.1  8.0 999 9999.9  29.74 99.9 99.9 99.9
202413804401GTLM4   19  53.1 999.9 140  4.1  8.0 999 9999.9  29.75 99.9 99.9 99.9
202413805001GTLM4   19  53.2 999.9 150  7.0  9.9 999 9999.9  29.73 99.9 99.9 99.9
202413805051GTLM4   19  53.1 999.9 170  7.0 11.1 999 9999.9  29.73 99.9 99.9 99.9
202413805101GTLM4   19  53.2 999.9 160  6.0 14.0 999 9999.9  29.73 99.9 99.9 99.9
202413805201GTLM4   19  53.6 999.9 180  5.1 13.0 999 9999.9  29.75 99.9 99.9 99.9
202413805301GTLM4   19  52.3 999.9 200  4.1 21.0 999 9999.9  29.77 99.9 99.9 99.9
202413805401GTLM4   19  51.4 999.9 240  4.1 22.0 999 9999.9  29.77 99.9 99.9 99.9
202413809001GTLM4   19  50.5 999.9 230  4.1  6.0 999 9999.9  29.77 99.9 99.9 99.9
202413809101GTLM4   19  50.9 999.9 240  1.9  4.1 999 9999.9  29.77 99.9 99.9 99.9
202413809201GTLM4   19  50.7 999.9 250  7.0  8.9 999 9999.9  29.77 99.9 99.9 99.9
202413809301GTLM4   19  50.5 999.9 270  7.0  8.0 999 9999.9  29.77 99.9 99.9 99.9
202413809401GTLM4   19  49.6 999.9 270 13.0 14.0 999 9999.9  29.77 99.9 99.9 99.9
202413810001GTLM4   19  49.5 999.9 290 12.1 14.0 999 9999.9  29.77 99.9 99.9 99.9
202413810101GTLM4   19  49.6 999.9 280  9.9 13.0 999 9999.9  29.77 99.9 99.9 99.9
202413810201GTLM4   19  49.5 999.9 290 11.1 13.0 999 9999.9  29.77 99.9 99.9 99.9
202413810301GTLM4   19  49.3 999.9 280  8.0  9.9 999 9999.9  29.77 99.9 99.9 99.9
202413810401GTLM4   19  48.9 999.9 290  6.0  8.0 999 9999.9  29.78 99.9 99.9 99.9
202413811001GTLM4   19  49.1 999.9 290  4.1  5.1 999 9999.9  29.79 99.9 99.9 99.9
202413811101GTLM4   19  49.1 999.9 280  6.0  6.0 999 9999.9  29.79 99.9 99.9 99.9
202413811201GTLM4   19  49.3 999.9 280  7.0  7.0 999 9999.9  29.80 99.9 99.9 99.9
202413811201GTLM4   19  49.3 999.9 280  7.0 14.0 999 9999.9  29.80 99.9 99.9 99.9
202413811301GTLM4   19  49.3 999.9 280  6.0  8.0 999 9999.9  29.80 99.9 99.9 99.9
202413811401GTLM4   19  48.9 999.9 270  4.1  6.0 999 9999.9  29.81 99.9 99.9 99.9
202413812001GTLM4   19  49.6 999.9 250  2.9  2.9 999 9999.9  29.81 99.9 99.9 99.9
202413812101GTLM4   19  49.6 999.9 260  2.9  2.9 999 9999.9  29.82 99.9 99.9 99.9
202413812201GTLM4   19  49.6 999.9 220  1.9  2.9 999 9999.9  29.82 99.9 99.9 99.9
202413812301GTLM4   19  49.8 999.9 250  2.9  2.9 999 9999.9  29.82 99.9 99.9 99.9
202413812401GTLM4   19  49.8 999.9 270  2.9  2.9 999 9999.9  29.82 99.9 99.9 99.9
202413813001GTLM4   19  50.2 999.9 999 99.9 99.9 999 9999.9  29.82 99.9 99.9 99.9
202413813101GTLM4   19  50.5 999.9 250  1.0  1.9 999 9999.9  29.82 99.9 99.9 99.9
202413813201GTLM4   19  51.3 999.9  60  1.0  2.9 999 9999.9  29.82 99.9 99.9 99.9
202413813301GTLM4   19  52.3 999.9  60  1.0  2.9 999 9999.9  29.83 99.9 99.9 99.9
202413813401GTLM4   19  51.6 999.9 290  1.0  1.9 999 9999.9  29.84 99.9 99.9 99.9
202413814001GTLM4   19  52.5 999.9 999 99.9 99.9 999 9999.9  29.84 99.9 99.9 99.9
202413814101GTLM4   19  52.7 999.9 999 99.9 99.9 999 9999.9  29.84 99.9 99.9 99.9
202413814201GTLM4   19  54.3 999.9 270  1.0  1.9 999 9999.9  29.84 99.9 99.9 99.9
202413814301GTLM4   19  55.6 999.9 999 99.9 99.9 999 9999.9  29.85 99.9 99.9 99.9
202413814401GTLM4   19  56.5 999.9 130  1.0  5.1 999 9999.9  29.85 99.9 99.9 99.9
202413815001GTLM4   19  57.2 999.9 100  1.9  4.1 999 9999.9  29.85 99.9 99.9 99.9
202413815101GTLM4   19  58.3 999.9 270  2.9  5.1 999 9999.9  29.85 99.9 99.9 99.9
202413815201GTLM4   19  58.8 999.9 290  1.9  4.1 999 9999.9  29.85 99.9 99.9 99.9
202413815301GTLM4   19  59.7 999.9 310  1.0  2.9 999 9999.9  29.84 99.9 99.9 99.9
202413815401GTLM4   19  59.0 999.9 340  2.9  2.9 999 9999.9  29.84 99.9 99.9 99.9
202413816001GTLM4   19  60.3 999.9 310  2.9  4.1 999 9999.9  29.85 99.9 99.9 99.9
202413816101GTLM4   19  60.6 999.9 310  1.9  2.9 999 9999.9  29.84 99.9 99.9 99.9
202413816201GTLM4   19  61.5 999.9 999 99.9 99.9 999 9999.9  29.85 99.9 99.9 99.9
202413816301GTLM4   19  61.3 999.9 999 99.9 99.9 999 9999.9  29.84 99.9 99.9 99.9
202413816401GTLM4   19  61.0 999.9 310  1.9  2.9 999 9999.9  29.84 99.9 99.9 99.9
202413817001GTLM4   19  61.7 999.9 310  2.9  2.9 999 9999.9  29.84 99.9 99.9 99.9
202413817101GTLM4   19  63.1 999.9 310  2.9  4.1 999 9999.9  29.83 99.9 99.9 99.9
202413817201GTLM4   19  63.0 999.9 300  2.9  2.9 999 9999.9  29.83 99.9 99.9 99.9
202413817301GTLM4   19  63.5 999.9 290  1.9  2.9 999 9999.9  29.83 99.9 99.9 99.9
202413817401GTLM4   19  63.7 999.9 290  1.9  2.9 999 9999.9  29.83 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]
82 matching elements
0.025 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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