Skip to main content
NOAA / GLERL / CoastWatch Great Lakes Node / NOAAPORT Page

Realtime Great Lakes Weather Data and Marine Observations

 GTRM4: NWS SupGrndTravBayMI                                  
CMAN Station
Lat: 47.18°, Lon: -88.24°
Elevation: 190 m
Anemometer Height: 10 m
Related Site: NDBC

Current Time: 1056 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 (253)
 (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
202425300001GTRM4   09  64.8 999.9  40  4.1  6.0 999 9999.9  29.84 99.9 99.9 99.9
202425300101GTRM4   09  64.6 999.9  50  5.1  7.0 999 9999.9  29.85 99.9 99.9 99.9
202425300201GTRM4   09  64.2 999.9  50  7.0  8.9 999 9999.9  29.85 99.9 99.9 99.9
202425300301GTRM4   09  64.0 999.9  50  7.0  8.9 999 9999.9  29.84 99.9 99.9 99.9
202425300401GTRM4   09  63.7 999.9  50  6.0  8.9 999 9999.9  29.85 99.9 99.9 99.9
202425300501GTRM4   09  63.3 999.9  40  5.1  7.0 999 9999.9  29.85 99.9 99.9 99.9
202425301001GTRM4   09  62.6 999.9  30  2.9  5.1 999 9999.9  29.85 99.9 99.9 99.9
202425301101GTRM4   09  61.5 999.9   0  0.0  4.1 999 9999.9  29.85 99.9 99.9 99.9
202425301201GTRM4   09  61.0 999.9 280  2.9  2.9 999 9999.9  29.85 99.9 99.9 99.9
202425301301GTRM4   09  60.3 999.9 290  1.0  2.9 999 9999.9  29.86 99.9 99.9 99.9
202425301401GTRM4   09  59.5 999.9 290  1.0  1.9 999 9999.9  29.86 99.9 99.9 99.9
202425301501GTRM4   09  58.5 999.9 260  1.0  1.9 999 9999.9  29.86 99.9 99.9 99.9
202425302001GTRM4   09  57.7 999.9 250  1.9  1.9 999 9999.9  29.86 99.9 99.9 99.9
202425302101GTRM4   09  57.2 999.9 280  1.9  2.9 999 9999.9  29.86 99.9 99.9 99.9
202425302201GTRM4   09  56.8 999.9 330  1.9  1.9 999 9999.9  29.86 99.9 99.9 99.9
202425302301GTRM4   09  56.8 999.9 310  2.9  2.9 999 9999.9  29.86 99.9 99.9 99.9
202425302401GTRM4   09  59.2 999.9 310  2.9  5.1 999 9999.9  29.87 99.9 99.9 99.9
202425302501GTRM4   09  59.5 999.9 310  2.9  5.1 999 9999.9  29.86 99.9 99.9 99.9
202425303001GTRM4   09  59.0 999.9 320  4.1  4.1 999 9999.9  29.86 99.9 99.9 99.9
202425303101GTRM4   09  59.4 999.9 310  5.1  6.0 999 9999.9  29.86 99.9 99.9 99.9
202425303201GTRM4   09  59.5 999.9 330  5.1  6.0 999 9999.9  29.87 99.9 99.9 99.9
202425303301GTRM4   09  60.1 999.9 320  6.0  8.0 999 9999.9  29.87 99.9 99.9 99.9
202425303401GTRM4   09  60.3 999.9 330  5.1  8.0 999 9999.9  29.88 99.9 99.9 99.9
202425303501GTRM4   09  60.6 999.9 340  5.1  8.0 999 9999.9  29.88 99.9 99.9 99.9
202425304001GTRM4   09  60.6 999.9 340  5.1  7.0 999 9999.9  29.89 99.9 99.9 99.9
202425304101GTRM4   09  60.3 999.9 330  2.9  6.0 999 9999.9  29.89 99.9 99.9 99.9
202425304201GTRM4   09  59.7 999.9 310  1.9  5.1 999 9999.9  29.89 99.9 99.9 99.9
202425304301GTRM4   09  59.5 999.9 290  1.0  4.1 999 9999.9  29.90 99.9 99.9 99.9
202425304401GTRM4   09  59.2 999.9   0  0.0  1.0 999 9999.9  29.90 99.9 99.9 99.9
202425304501GTRM4   09  58.5 999.9 270  1.9  1.9 999 9999.9  29.90 99.9 99.9 99.9
202425305001GTRM4   09  57.6 999.9 250  2.9  4.1 999 9999.9  29.90 99.9 99.9 99.9
202425305101GTRM4   09  57.9 999.9 270  1.9  4.1 999 9999.9  29.90 99.9 99.9 99.9
202425305201GTRM4   09  57.7 999.9 300  2.9  4.1 999 9999.9  29.91 99.9 99.9 99.9
202425305301GTRM4   09  57.7 999.9 310  5.1  7.0 999 9999.9  29.91 99.9 99.9 99.9
202425305401GTRM4   09  58.3 999.9 330  5.1  7.0 999 9999.9  29.92 99.9 99.9 99.9
202425305501GTRM4   09  57.7 999.9 320  4.1  6.0 999 9999.9  29.92 99.9 99.9 99.9
202425306001GTRM4   09  57.9 999.9 310  4.1  6.0 999 9999.9  29.92 99.9 99.9 99.9
202425306101GTRM4   09  57.7 999.9 320  4.1  6.0 999 9999.9  29.92 99.9 99.9 99.9
202425306201GTRM4   09  58.3 999.9 330  4.1  7.0 999 9999.9  29.92 99.9 99.9 99.9
202425306301GTRM4   09  58.1 999.9 330  5.1  7.0 999 9999.9  29.92 99.9 99.9 99.9
202425306401GTRM4   09  57.7 999.9 330  5.1  7.0 999 9999.9  29.93 99.9 99.9 99.9
202425306501GTRM4   09  57.6 999.9 330  5.1  7.0 999 9999.9  29.93 99.9 99.9 99.9
202425307001GTRM4   09  57.4 999.9 320  5.1  8.0 999 9999.9  29.93 99.9 99.9 99.9
202425307101GTRM4   09  57.4 999.9 320  5.1  7.0 999 9999.9  29.93 99.9 99.9 99.9
202425307201GTRM4   09  57.2 999.9 320  4.1  8.0 999 9999.9  29.94 99.9 99.9 99.9
202425307301GTRM4   09  57.0 999.9 320  4.1  6.0 999 9999.9  29.94 99.9 99.9 99.9
202425307401GTRM4   09  56.7 999.9 320  2.9  5.1 999 9999.9  29.95 99.9 99.9 99.9
202425307501GTRM4   09  56.7 999.9 290  2.9  5.1 999 9999.9  29.95 99.9 99.9 99.9
202425308001GTRM4   09  56.1 999.9   0  0.0  4.1 999 9999.9  29.95 99.9 99.9 99.9
202425308101GTRM4   09  56.1 999.9 310  1.9  2.9 999 9999.9  29.96 99.9 99.9 99.9
202425308201GTRM4   09  55.8 999.9 300  1.9  4.1 999 9999.9  29.96 99.9 99.9 99.9
202425308301GTRM4   09  55.4 999.9 300  2.9  4.1 999 9999.9  29.96 99.9 99.9 99.9
202425308401GTRM4   09  54.9 999.9 310  4.1  6.0 999 9999.9  29.96 99.9 99.9 99.9
202425308501GTRM4   09  55.4 999.9 320  2.9  6.0 999 9999.9  29.96 99.9 99.9 99.9
202425309001GTRM4   09  55.4 999.9 290  1.0  4.1 999 9999.9  29.96 99.9 99.9 99.9
202425309101GTRM4   09  55.0 999.9 280  1.0  1.9 999 9999.9  29.97 99.9 99.9 99.9
202425309201GTRM4   09  55.0 999.9 300  2.9  2.9 999 9999.9  29.97 99.9 99.9 99.9
202425309301GTRM4   09  54.9 999.9   0  0.0  2.9 999 9999.9  29.97 99.9 99.9 99.9
202425309401GTRM4   09  54.5 999.9 340  2.9  4.1 999 9999.9  29.98 99.9 99.9 99.9
202425309501GTRM4   09  54.3 999.9 330  4.1  5.1 999 9999.9  29.98 99.9 99.9 99.9
202425310001GTRM4   09  54.3 999.9 320  4.1  6.0 999 9999.9  29.99 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]
61 matching elements
0.020 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
[Return to NOAAPORT page]