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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


Current Time: 1817 GMT
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Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (197)
 (See also Tables for determining DOY for a given date)
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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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s 20251970000045175 19 23.5 19.6 280 2.0 3.0 999 9999.9 1012.8 99.9 0.3 99.9 20251970020045175 19 22.9 19.2 250 3.0 4.0 999 9999.9 1012.6 99.9 0.3 99.9 20251970040045175 19 22.9 19.1 260 4.0 5.0 999 9999.9 1012.6 99.9 0.2 99.9 20251970100045175 19 23.0 19.0 260 5.0 6.0 999 9999.9 1012.5 99.9 0.2 99.9 20251970120045175 19 21.9 19.1 260 4.0 5.0 999 9999.9 1012.7 99.9 0.2 99.9 20251970140045175 19 22.5 19.2 270 3.0 4.0 999 9999.9 1012.6 99.9 0.2 99.9 20251970200045175 19 22.4 19.3 270 3.0 4.0 999 9999.9 1012.7 99.9 0.2 99.9 20251970220045175 19 22.3 19.1 250 3.0 4.0 999 9999.9 1012.6 99.9 0.3 99.9 20251970240045175 19 22.1 19.2 230 2.0 3.0 999 9999.9 1012.6 99.9 0.3 99.9 20251970300045175 19 22.6 19.1 290 2.0 2.0 999 9999.9 1012.9 99.9 0.3 99.9 20251970320045175 19 22.9 19.0 360 2.0 4.0 999 9999.9 1012.8 99.9 0.3 99.9 20251970340045175 19 22.4 19.5 350 2.0 3.0 999 9999.9 1012.7 99.9 0.2 99.9 20251970400045175 19 22.5 19.5 360 2.0 2.0 999 9999.9 1012.9 99.9 0.2 99.9 20251970440045175 19 22.5 19.3 150 1.0 1.0 999 9999.9 1012.6 99.9 0.2 99.9 20251970500045175 19 22.9 19.5 00 0.0 1.0 999 9999.9 1012.7 99.9 0.2 99.9 20251970520045175 19 22.0 19.7 170 1.0 2.0 999 9999.9 1012.6 99.9 0.2 99.9 20251970540045175 19 21.8 19.5 170 2.0 2.0 999 9999.9 1012.6 99.9 0.2 99.9 20251970600045175 19 21.6 19.3 170 2.0 3.0 999 9999.9 1012.3 99.9 0.2 99.9 20251970620045175 19 21.6 19.5 130 2.0 2.0 999 9999.9 1012.3 99.9 0.2 99.9 20251970640045175 19 21.6 19.4 140 2.0 3.0 999 9999.9 1012.1 99.9 0.2 99.9 20251970700045175 19 21.7 19.2 120 3.0 4.0 999 9999.9 1011.7 99.9 0.1 99.9 20251970720045175 19 21.7 19.4 130 3.0 4.0 999 9999.9 1011.5 99.9 0.2 99.9 20251970740045175 19 21.8 19.3 130 3.0 4.0 999 9999.9 1011.4 99.9 0.2 99.9 20251970800045175 19 22.3 19.1 170 3.0 4.0 999 9999.9 1011.3 99.9 0.2 99.9 20251970820045175 19 22.1 19.0 150 3.0 4.0 999 9999.9 1010.9 99.9 0.1 99.9 20251970840045175 19 22.0 19.1 150 3.0 4.0 999 9999.9 1010.6 99.9 0.1 99.9 20251970900045175 19 22.3 19.3 200 2.0 3.0 999 9999.9 1010.6 99.9 0.1 99.9 20251970920045175 19 22.8 19.1 220 4.0 5.0 999 9999.9 1010.4 99.9 0.2 99.9 20251970940045175 19 22.8 18.9 220 5.0 6.0 999 9999.9 1010.1 99.9 0.2 99.9 20251971000045175 19 22.9 18.7 230 5.0 6.0 999 9999.9 1010.2 99.9 0.2 99.9 20251971020045175 19 22.5 18.7 230 4.0 5.0 999 9999.9 1010.2 99.9 0.2 99.9 20251971040045175 19 22.4 18.7 240 4.0 5.0 999 9999.9 1010.5 99.9 0.2 99.9 20251971100045175 19 22.6 18.7 240 4.0 5.0 999 9999.9 1010.6 99.9 0.2 99.9 20251971120045175 19 22.5 18.6 240 5.0 6.0 999 9999.9 1010.7 99.9 0.2 99.9 20251971140045175 19 22.3 18.8 250 4.0 5.0 999 9999.9 1010.7 99.9 0.2 99.9 20251971200045175 19 21.9 19.1 330 3.0 4.0 999 9999.9 1011.1 99.9 0.2 99.9 20251971220045175 19 22.9 19.2 290 3.0 4.0 999 9999.9 1011.3 99.9 0.1 99.9 20251971240045175 19 23.0 19.3 290 5.0 6.0 999 9999.9 1011.2 99.9 0.2 99.9 20251971300045175 19 22.3 19.4 310 4.0 5.0 999 9999.9 1011.3 99.9 0.2 99.9 20251971320045175 19 21.8 19.3 310 4.0 5.0 999 9999.9 1011.3 99.9 0.3 99.9 20251971340045175 19 21.9 19.4 300 4.0 5.0 999 9999.9 1011.3 99.9 0.3 99.9 20251971400045175 19 22.0 19.5 300 3.0 4.0 999 9999.9 1011.2 99.9 0.3 99.9 20251971420045175 19 22.1 19.6 290 3.0 4.0 999 9999.9 1011.2 99.9 0.3 99.9 20251971440045175 19 21.7 19.6 310 4.0 5.0 999 9999.9 1011.2 99.9 0.2 99.9 20251971500045175 19 21.2 19.6 310 4.0 5.0 999 9999.9 1011.0 99.9 0.2 99.9 20251971520045175 19 21.5 19.7 300 3.0 4.0 999 9999.9 1010.9 99.9 0.2 99.9 20251971540045175 19 21.7 19.7 290 3.0 3.0 999 9999.9 1010.9 99.9 0.2 99.9 20251971600045175 19 21.4 19.7 300 3.0 4.0 999 9999.9 1011.0 99.9 0.2 99.9 20251971620045175 19 999.9 999.9 320 4.0 4.0 999 9999.9 1010.9 99.9 0.2 99.9 20251971640045175 19 21.1 19.7 310 3.0 4.0 999 9999.9 1010.6 99.9 0.2 99.9
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