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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 (175)
 (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
20241680000045175   19  58.1 999.9  80  9.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680020045175   19  58.1 999.9 100  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680040045175   19  58.5 999.9  90  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680100045175   19  58.3 999.9  80  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680120045175   19  59.7 999.9 100  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680140045175   19  59.9 999.9 120  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680200045175   19  59.9 999.9 120  9.7 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680220045175   19  60.1 999.9 120  9.7 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680240045175   19  60.6 999.9 110  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680300045175   19  61.2 999.9  90  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680320045175   19  61.3 999.9 100  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680340045175   19  61.2 999.9  80  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680400045175   19  62.1 999.9 110  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680420045175   19  60.6 999.9 110  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241680440045175   19  60.3 999.9 140  9.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680500045175   19  60.3 999.9 130  9.7 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241680520045175   19  59.9 999.9 130  9.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680540045175   19  59.7 999.9 140  9.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680600045175   19  59.2 999.9 130 11.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680620045175   19  59.0 999.9 120  9.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680640045175   19  59.0 999.9 110  9.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680700045175   19  59.2 999.9 100  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680720045175   19  59.0 999.9 100  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680740045175   19  59.0 999.9  90  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680800045175   19  59.4 999.9  50  1.9 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680820045175   19  60.4 999.9 100  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680840045175   19  59.5 999.9 120  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680900045175   19  59.0 999.9 120  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680920045175   19  58.5 999.9 100  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241680940045175   19  58.3 999.9 120 13.6 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681000045175   19  58.5 999.9 100 11.7 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241681020045175   19  58.5 999.9 130 17.5 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681040045175   19  58.5 999.9 100 11.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681100045175   19  58.5 999.9 120 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681120045175   19  58.5 999.9 100 11.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681140045175   19  58.3 999.9 100  9.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681200045175   19  58.5 999.9  80  9.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681220045175   19  58.5 999.9 130 15.6 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681240045175   19  58.6 999.9 120 11.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681300045175   19  58.5 999.9 120 13.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681320045175   19  58.8 999.9 110 11.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681340045175   19  58.6 999.9 100 11.7 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241681400045175   19  59.0 999.9  60 11.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681420045175   19  59.4 999.9 100  5.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681440045175   19  59.4 999.9  60  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681500045175   19  59.9 999.9  80  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681520045175   19  60.6 999.9 120  7.8 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681540045175   19  61.0 999.9  80  3.9 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681600045175   19  59.9 999.9  50  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681620045175   19  59.2 999.9  50  9.7 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681640045175   19  59.9 999.9 100  5.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681700045175   19  60.1 999.9 100  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681720045175   19  60.4 999.9  90  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681740045175   19  59.5 999.9  70  9.7 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681800045175   19  59.4 999.9 100 13.6 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681820045175   19  59.7 999.9  90  7.8 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241681840045175   19  60.8 999.9  90  7.8 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241681900045175   19  68.4 999.9 160  7.8 99.9 999 9999.9 9999.9 99.9  0.7 99.9
20241681920045175   19  70.0 999.9 150 11.7 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241681940045175   19  71.8 999.9 190 17.5 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241682000045175   19  72.7 999.9 150 19.4 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241682020045175   19  73.9 999.9 180 15.6 99.9 999 9999.9 9999.9 99.9  1.3  2.0
20241682040045175   19  73.9 999.9 190 15.6 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241682100045175   19  72.3 999.9 190  7.8 99.9 999 9999.9 9999.9 99.9  1.3  3.0
20241682120045175   19 999.9 999.9 270 15.6 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241682140045175   19 999.9 999.9 230 13.6 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241682200045175   19  61.2 999.9 190  7.8 99.9 999 9999.9 9999.9 99.9  1.3  2.0
20241682220045175   19  61.3 999.9 300  3.9 99.9 999 9999.9 9999.9 99.9  1.3  2.0
20241682240045175   19  60.6 999.9  50  3.9 99.9 999 9999.9 9999.9 99.9  1.0  2.0
20241682300045175   19  61.3 999.9 100  3.9 99.9 999 9999.9 9999.9 99.9  1.0  3.0
20241682320045175   19  60.4 999.9 100  9.7 99.9 999 9999.9 9999.9 99.9  1.0  4.0
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This Web page created and maintained by Greg Lang, NOAA/GLERL,
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