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Realtime Great Lakes Weather Data and Marine Observations


MCD: Mackinac Island MI                                  
Surface Airways Station
Lat: 45.87°, Lon: -84.64°
Elevation: 226 m
Anemometer Height: 10 m
Related Site: Weather Underground


Current Time: 2027 GMT
Station Types
(Click on name to view all stations for that type)
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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 (172)
 (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):  
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 202517200356MCD 29 15.0 13.0 999 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517200556MCD 29 15.0 13.0 90 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517201156MCD 29 14.0 13.0 90 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517201356MCD 29 14.0 13.0 100 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517201556MCD 29 14.0 13.0 100 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517202166MCD 29 13.0 13.0 100 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517202356MCD 29 13.0 13.0 100 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517202556MCD 29 13.0 13.0 110 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517203156MCD 29 13.0 12.0 110 4.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517203356MCD 29 13.0 12.0 100 4.1 99.9 25 9999.9 9999.9 99.9 99.9 99.9 202517204156MCD 29 13.0 12.0 120 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517204366MCD 29 13.0 12.0 110 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517204556MCD 29 13.0 12.0 100 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517205156MCD 29 13.0 12.0 100 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517205356MCD 29 13.0 12.0 110 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517205556MCD 29 13.0 12.0 999 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517206156MCD 29 13.0 12.0 130 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517206356MCD 29 13.0 13.0 110 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517206566MCD 29 13.0 13.0 100 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517207156MCD 29 13.0 13.0 110 4.6 99.9 25 9999.9 9999.9 99.9 99.9 99.9 202517207356MCD 29 14.0 13.0 120 4.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517207556MCD 29 15.0 14.0 120 5.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517208156MCD 29 15.0 14.0 120 5.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517208356MCD 29 15.0 14.0 130 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517208556MCD 29 15.0 14.0 120 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517209166MCD 29 14.0 14.0 110 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517209356MCD 29 15.0 15.0 130 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517209556MCD 29 16.0 16.0 140 4.6 99.9 25 9999.9 9999.9 99.9 99.9 99.9 202517210156MCD 29 17.0 16.0 130 4.1 99.9 25 9999.9 9999.9 99.9 99.9 99.9 202517210356MCD 29 18.0 17.0 130 5.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517210556MCD 29 17.0 16.0 130 4.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517211156MCD 29 16.0 15.0 120 4.1 99.9 25 9999.9 9999.9 99.9 99.9 99.9 202517211366MCD 29 15.0 15.0 120 3.6 99.9 75 9999.9 9999.9 99.9 99.9 99.9 202517211556MCD 29 15.0 15.0 40 1.5 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202517212156MCD 29 16.0 16.0 100 7.2 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202517212156MCD 29 999.9 999.9 100 7.2 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202517213156MCD 29 19.0 18.0 170 4.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517213356MCD 29 19.0 18.0 160 4.6 99.9 75 9999.9 9999.9 99.9 99.9 99.9 202517213566MCD 29 20.0 18.0 210 4.6 99.9 75 9999.9 9999.9 99.9 99.9 99.9 202517214156MCD 29 999.9 999.9 290 10.3 13.9 75 9999.9 9999.9 99.9 99.9 99.9 202517214156MCD 29 999.9 999.9 290 10.3 99.9 75 9999.9 9999.9 99.9 99.9 99.9 202517215156MCD 29 18.0 18.0 130 5.7 13.9 75 9999.9 9999.9 99.9 99.9 99.9 202517215356MCD 29 18.0 17.0 160 5.7 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202517215556MCD 29 18.0 18.0 140 7.2 99.9 75 9999.9 9999.9 99.9 99.9 99.9 202517216156MCD 29 19.0 18.0 130 6.7 99.9 25 9999.9 9999.9 99.9 99.9 99.9 202517216366MCD 29 19.0 18.0 160 6.2 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517216556MCD 29 19.0 18.0 150 6.2 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517217156MCD 29 20.0 18.0 160 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517217356MCD 29 22.0 19.0 180 5.7 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202517217556MCD 29 23.0 19.0 200 3.6 99.9 25 9999.9 9999.9 99.9 99.9 99.9 202517218156MCD 29 22.0 20.0 999 3.1 99.9 75 9999.9 9999.9 99.9 99.9 99.9 202517218356MCD 29 22.0 20.0 270 2.6 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202517218566MCD 29 20.0 19.0 160 3.6 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202517219156MCD 29 22.0 20.0 170 3.6 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202517219356MCD 29 23.0 21.0 180 4.1 99.9 75 9999.9 9999.9 99.9 99.9 99.9 202517220156MCD 29 21.0 19.0 20 2.6 99.9 100 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
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