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Realtime Great Lakes Weather Data and Marine Observations

 45175: MTU Mackinac Straits                                  
Buoy
Lat: 45.83°, Lon: -84.77°
Elevation: 176 m
Anemometer Height: 3 m
Related Site: NDBC
Related Site: GLOS
Station Types
(Click on name to view all stations for that type)
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Red MarkerCMAN & USCG Stations
Yellow MarkerShip Reports
Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (182)
 (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
20241800000045175   19  62.6 999.9 260 13.6 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241800020045175   19  62.8 999.9 290  9.7 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241800040045175   19  62.8 999.9 260  7.8 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241800100045175   19  62.4 999.9 270  5.8 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241800120045175   19  62.4 999.9 250  5.8 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241800140045175   19  62.1 999.9 290  3.9 99.9 999 9999.9 9999.9 99.9  1.3  4.0
20241800200045175   19  62.1 999.9 300  5.8 99.9 999 9999.9 9999.9 99.9  1.3  4.0
20241800220045175   19  62.1 999.9 280  5.8 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241800240045175   19  62.1 999.9 330  3.9 99.9 999 9999.9 9999.9 99.9  1.0  4.0
20241800300045175   19  62.1 999.9 300  3.9 99.9 999 9999.9 9999.9 99.9  1.0  4.0
20241800320045175   19  61.9 999.9 310  3.9 99.9 999 9999.9 9999.9 99.9  1.0  4.0
20241800340045175   19  60.6 999.9  10  3.9 99.9 999 9999.9 9999.9 99.9  1.0  4.0
20241800400045175   19  60.1 999.9 340  1.9 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241800420045175   19  59.9 999.9  70  3.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241800440045175   19  59.7 999.9 150  9.7 99.9 999 9999.9 9999.9 99.9  1.0  4.0
20241800500045175   19  59.7 999.9 170  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241800520045175   19  60.1 999.9 150  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241800540045175   19  60.4 999.9 160  3.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241800600045175   19  60.3 999.9 120  3.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241800620045175   19  60.8 999.9 120  3.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241800640045175   19  60.8 999.9 130  3.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241800700045175   19  59.9 999.9 160  5.8 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800720045175   19  60.4 999.9 150  3.9 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800740045175   19  60.1 999.9 150  3.9 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800800045175   19  60.1 999.9 140  3.9 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800820045175   19  60.1 999.9 140  3.9 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800840045175   19  59.7 999.9 140  5.8 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800900045175   19  59.4 999.9 130  7.8 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800920045175   19  59.2 999.9 120  7.8 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241800940045175   19  58.3 999.9 130  5.8 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241801000045175   19  57.4 999.9 170  3.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241801020045175   19  57.6 999.9 170  1.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241801040045175   19  58.5 999.9 190  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241801100045175   19  59.2 999.9 150  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241801120045175   19  59.9 999.9 200  1.9 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241801140045175   19  61.0 999.9 190  7.8 99.9 999 9999.9 9999.9 99.9  0.3 99.9
20241801200045175   19  61.0 999.9 200  9.7 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241801220045175   19  61.3 999.9 200 13.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801240045175   19  61.5 999.9 200  9.7 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801300045175   19  62.2 999.9 190 11.7 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801320045175   19  62.6 999.9 190  9.7 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801340045175   19  63.0 999.9 180 13.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801400045175   19  63.3 999.9 200  7.8 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801420045175   19  63.1 999.9 170  7.8 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801440045175   19  63.3 999.9 170 13.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801500045175   19  63.5 999.9 160 11.7 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241801520045175   19  64.2 999.9 190 17.5 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801540045175   19  64.4 999.9 170 11.7 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801600045175   19  64.6 999.9 250  0.0 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801620045175   19  64.4 999.9 180 13.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801640045175   19  64.2 999.9 170 13.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801700045175   19  63.9 999.9 140 13.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801720045175   19  63.7 999.9 150 13.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801740045175   19  63.5 999.9 150 15.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241801800045175   19  63.0 999.9 160 15.6 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241801820045175   19  63.1 999.9 160 15.6 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241801840045175   19  62.8 999.9 160 15.6 99.9 999 9999.9 9999.9 99.9  1.3  2.0
20241801900045175   19  61.3 999.9 160 17.5 99.9 999 9999.9 9999.9 99.9  1.3  2.0
20241801920045175   19  62.1 999.9 140  7.8 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241801940045175   19  61.9 999.9 170 15.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802000045175   19  61.9 999.9 150 15.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802020045175   19  61.7 999.9 160 15.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802040045175   19  61.9 999.9 150 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802100045175   19  61.0 999.9 160 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802120045175   19  59.7 999.9 160 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802140045175   19  60.1 999.9 170 15.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802200045175   19  59.5 999.9 170 15.6 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241802220045175   19  59.7 999.9 150 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802240045175   19  59.9 999.9 140  9.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802300045175   19  59.7 999.9 150 17.5 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802320045175   19  59.7 999.9 180 17.5 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241802340045175   19  59.9 999.9 160  9.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
  New Graph (click on parameter):                                      
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This Web page created and maintained by Greg Lang, NOAA/GLERL,
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