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Realtime Great Lakes Weather Data and Marine Observations


APN: Alpena MI                                  
Surface Airways Station
Lat: 45.07°, Lon: -83.56°
Elevation: 211 m
Anemometer Height: 10 m
Related Site: Weather Underground


Current Time: 2021 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 (182)
 (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 202518200546APN 29 19.0 17.0 120 2.1 99.9 0 9999.9 1007.9 99.9 99.9 99.9 202518201546APN 29 18.0 17.0 0 0.0 99.9 25 9999.9 1008.1 99.9 99.9 99.9 202518202546APN 29 19.0 18.0 330 4.6 99.9 75 9999.9 1009.2 99.9 99.9 99.9 202518203546APN 29 19.0 18.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518204546APN 29 19.0 18.0 150 1.5 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518205546APN 29 18.0 18.0 260 2.1 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202518206546APN 29 18.0 18.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518207546APN 29 18.0 17.0 0 0.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518208546APN 29 18.0 17.0 240 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202518209546APN 29 17.0 16.0 270 1.5 99.9 0 9999.9 1008.4 99.9 99.9 99.9 202518210546APN 29 17.0 16.0 260 2.1 99.9 0 9999.9 1008.8 99.9 99.9 99.9 202518211546APN 29 19.0 16.0 260 1.5 99.9 0 9999.9 1009.3 99.9 99.9 99.9 202518212546APN 29 20.0 16.0 260 3.1 99.9 0 9999.9 1009.8 99.9 99.9 99.9 202518213546APN 29 22.0 17.0 290 3.6 99.9 0 9999.9 1009.7 99.9 99.9 99.9 202518214546APN 29 24.0 17.0 270 5.1 99.9 0 9999.9 1009.4 99.9 99.9 99.9 202518215546APN 29 25.0 16.0 999 3.1 99.9 75 9999.9 1009.7 99.9 99.9 99.9 202518216546APN 29 26.0 15.0 280 6.2 99.9 25 9999.9 1010.0 99.9 99.9 99.9 202518217546APN 29 26.0 15.0 300 5.1 99.9 50 9999.9 1010.1 99.9 99.9 99.9 202518218546APN 29 26.0 14.0 280 5.1 99.9 75 9999.9 1009.9 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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