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Realtime Great Lakes Weather Data and Marine Observations


SLH: Cheboygan AP MI                                  
Surface Airways Station
Lat: 45.65°, Lon: -84.52°
Elevation: 195 m
Related Site: Weather Underground


Current Time: 1228 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 (183)
 (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 202518300156SLH 29 24.0 15.0 250 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518300356SLH 29 23.0 15.0 250 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518300556SLH 29 23.0 15.0 250 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518301156SLH 29 22.0 16.0 250 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518301366SLH 29 21.0 16.0 250 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518301556SLH 29 21.0 16.0 250 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518302156SLH 29 20.0 16.0 240 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518302356SLH 29 20.0 16.0 240 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518302556SLH 29 19.0 16.0 240 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518303156SLH 29 19.0 16.0 260 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518303356SLH 29 19.0 16.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518303566SLH 29 18.0 15.0 0 0.0 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202518304156SLH 29 17.0 15.0 0 0.0 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202518304356SLH 29 18.0 16.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518304556SLH 29 18.0 16.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518305156SLH 29 16.0 15.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518305356SLH 29 16.0 16.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518305556SLH 29 16.0 15.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518306166SLH 29 16.0 15.0 210 1.5 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518306356SLH 29 16.0 15.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518306556SLH 29 17.0 15.0 220 1.5 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518307156SLH 29 18.0 16.0 220 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518307356SLH 29 19.0 16.0 220 3.6 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202518307556SLH 29 19.0 16.0 230 3.6 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202518308156SLH 29 19.0 16.0 230 3.1 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202518308366SLH 29 19.0 16.0 230 3.6 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202518308556SLH 29 19.0 16.0 230 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518309156SLH 29 19.0 16.0 230 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518309356SLH 29 18.0 16.0 240 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518309556SLH 29 18.0 16.0 240 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518310156SLH 29 18.0 16.0 240 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518310356SLH 29 18.0 16.0 240 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518310566SLH 29 19.0 16.0 240 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518311156SLH 29 19.0 16.0 250 4.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518311356SLH 29 20.0 16.0 240 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518311556SLH 29 21.0 16.0 250 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518312156SLH 29 21.0 16.0 250 3.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
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