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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 (184)
 (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
20241820000045175   19  64.0 999.9 320  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241820020045175   19  63.5 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241820040045175   19  63.0 999.9 300 15.6 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241820100045175   19  61.7 999.9 330 17.5 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241820120045175   19  60.6 999.9 300 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241820140045175   19  60.1 999.9 310 15.6 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241820200045175   19  59.0 999.9 270 19.4 99.9 999 9999.9 9999.9 99.9  2.0  3.0
20241820220045175   19  57.7 999.9 290 21.4 99.9 999 9999.9 9999.9 99.9  2.3  3.0
20241820240045175   19  56.7 999.9 300 27.2 99.9 999 9999.9 9999.9 99.9  2.6  4.0
20241820300045175   19  56.3 999.9 300 15.6 99.9 999 9999.9 9999.9 99.9  3.0  4.0
20241820320045175   19  55.9 999.9 300 15.6 99.9 999 9999.9 9999.9 99.9  3.0  4.0
20241820340045175   19  54.9 999.9 300 17.5 99.9 999 9999.9 9999.9 99.9  3.3  4.0
20241820400045175   19  54.1 999.9 310 21.4 99.9 999 9999.9 9999.9 99.9  3.3  5.0
20241820420045175   19  52.9 999.9 270 17.5 99.9 999 9999.9 9999.9 99.9  3.6  5.0
20241820440045175   19  52.7 999.9 280 17.5 99.9 999 9999.9 9999.9 99.9  3.9  5.0
20241820500045175   19  53.1 999.9 300 11.7 99.9 999 9999.9 9999.9 99.9  3.9  5.0
20241820520045175   19  52.3 999.9 280 19.4 99.9 999 9999.9 9999.9 99.9  3.6  5.0
20241820540045175   19  52.2 999.9 280 23.3 99.9 999 9999.9 9999.9 99.9  3.9  5.0
20241820600045175   19  52.5 999.9 320 15.6 99.9 999 9999.9 9999.9 99.9  3.6  5.0
20241820620045175   19  52.0 999.9 300 25.3 99.9 999 9999.9 9999.9 99.9  3.6  5.0
20241820640045175   19  52.2 999.9 290 25.3 99.9 999 9999.9 9999.9 99.9  3.6  5.0
20241820700045175   19  52.0 999.9 270 19.4 99.9 999 9999.9 9999.9 99.9  3.3  5.0
20241820720045175   19  51.4 999.9 310 21.4 99.9 999 9999.9 9999.9 99.9  3.3  5.0
20241820740045175   19  51.8 999.9 280 23.3 99.9 999 9999.9 9999.9 99.9  3.3  5.0
20241820800045175   19  52.3 999.9 300 15.6 99.9 999 9999.9 9999.9 99.9  3.3  5.0
20241820820045175   19  51.8 999.9 310 19.4 99.9 999 9999.9 9999.9 99.9  3.0  5.0
20241820840045175   19  51.8 999.9 290 17.5 99.9 999 9999.9 9999.9 99.9  3.0  5.0
20241820900045175   19  52.0 999.9 280 21.4 99.9 999 9999.9 9999.9 99.9  3.0  5.0
20241820920045175   19  51.6 999.9 310 15.6 99.9 999 9999.9 9999.9 99.9  3.0  4.0
20241820940045175   19  51.6 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  3.0  5.0
20241821000045175   19  51.4 999.9 280 17.5 99.9 999 9999.9 9999.9 99.9  2.6  5.0
20241821020045175   19  51.8 999.9 310 15.6 99.9 999 9999.9 9999.9 99.9  2.6  5.0
20241821040045175   19  51.6 999.9 310 15.6 99.9 999 9999.9 9999.9 99.9  2.6  5.0
20241821100045175   19  51.4 999.9 310 15.6 99.9 999 9999.9 9999.9 99.9  2.3  4.0
20241821120045175   19  52.0 999.9 310 17.5 99.9 999 9999.9 9999.9 99.9  2.3  4.0
20241821140045175   19  52.0 999.9 310 19.4 99.9 999 9999.9 9999.9 99.9  2.0  4.0
20241821200045175   19  51.6 999.9 300 13.6 99.9 999 9999.9 9999.9 99.9  2.0  4.0
20241821220045175   19  52.7 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  2.0  4.0
20241821240045175   19  52.7 999.9 320 15.6 99.9 999 9999.9 9999.9 99.9  2.0  4.0
20241821300045175   19  52.9 999.9 330  9.7 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821320045175   19  53.6 999.9 320 15.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821340045175   19  53.4 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821400045175   19  53.4 999.9 330 13.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821420045175   19  53.8 999.9 340 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241821440045175   19  54.0 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241821500045175   19  54.7 999.9 340 17.5 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241821520045175   19  54.3 999.9 340 13.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821540045175   19  54.5 999.9 340 11.7 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821600045175   19  55.0 999.9 350 17.5 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821620045175   19  55.6 999.9 350 11.7 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821640045175   19  55.8 999.9 320 15.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241821700045175   19  55.8 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241821720045175   19  56.5 999.9 360  5.8 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241821740045175   19  56.8 999.9 360  7.8 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241821800045175   19  57.7 999.9 320 15.6 99.9 999 9999.9 9999.9 99.9  1.3  4.0
20241821820045175   19  58.5 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  1.3  4.0
20241821840045175   19  58.5 999.9 270 11.7 99.9 999 9999.9 9999.9 99.9  1.3  4.0
20241821900045175   19  58.8 999.9 300 13.6 99.9 999 9999.9 9999.9 99.9  1.3  4.0
20241821920045175   19  59.0 999.9 290 13.6 99.9 999 9999.9 9999.9 99.9  1.3  4.0
20241821940045175   19  59.9 999.9 330 11.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241822000045175   19  60.1 999.9 320 13.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241822020045175   19  60.1 999.9 260  0.0 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241822040045175   19  60.8 999.9 280 15.6 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241822100045175   19  60.4 999.9 270 13.6 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241822120045175   19  60.4 999.9 300 13.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241822140045175   19  61.0 999.9 320 11.7 99.9 999 9999.9 9999.9 99.9  1.6  3.0
20241822200045175   19  60.8 999.9 270 15.6 99.9 999 9999.9 9999.9 99.9  2.0  3.0
20241822220045175   19  61.5 999.9 330  9.7 99.9 999 9999.9 9999.9 99.9  2.0  4.0
20241822240045175   19  61.7 999.9 300 11.7 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241822300045175   19  61.7 999.9 330 15.6 99.9 999 9999.9 9999.9 99.9  1.6  4.0
20241822320045175   19  62.1 999.9 330  7.8 99.9 999 9999.9 9999.9 99.9  1.6  4.0
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This Web page created and maintained by Greg Lang, NOAA/GLERL,
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