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Realtime Great Lakes Weather Data and Marine Observations


OTNM4: NWS Ontonagon MI                                  
CMAN Station
Lat: 46.87°, Lon: -89.33°
Elevation: 186 m
Anemometer Height: 10 m
Related Site: NDBC


Current Time: 0738 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 (169)
 (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 202516900001OTNM4 09 75.9 999.9 300 6.0 8.0 999 9999.9 29.72 99.9 99.9 99.9 202516900101OTNM4 09 76.6 999.9 290 4.1 7.0 999 9999.9 29.72 99.9 99.9 99.9 202516900201OTNM4 09 76.6 999.9 290 2.9 8.0 999 9999.9 29.73 99.9 99.9 99.9 202516900301OTNM4 09 76.3 999.9 290 2.9 5.1 999 9999.9 29.73 99.9 99.9 99.9 202516900401OTNM4 09 75.9 999.9 290 4.1 7.0 999 9999.9 29.73 99.9 99.9 99.9 202516900501OTNM4 09 75.7 999.9 280 4.1 6.0 999 9999.9 29.73 99.9 99.9 99.9 202516901001OTNM4 09 75.9 999.9 290 99.9 99.9 999 9999.9 29.73 99.9 99.9 99.9 202516901101OTNM4 09 75.2 999.9 230 1.0 2.9 999 9999.9 29.73 99.9 99.9 99.9 202516901201OTNM4 09 73.2 999.9 0 0.0 1.9 999 9999.9 29.74 99.9 99.9 99.9 202516901301OTNM4 09 70.9 999.9 180 2.9 2.9 999 9999.9 29.74 99.9 99.9 99.9 202516901401OTNM4 09 70.7 999.9 190 2.9 2.9 999 9999.9 29.74 99.9 99.9 99.9 202516901501OTNM4 09 69.6 999.9 200 2.9 2.9 999 9999.9 29.74 99.9 99.9 99.9 202516902001OTNM4 09 68.5 999.9 180 1.9 4.1 999 9999.9 29.74 99.9 99.9 99.9 202516902101OTNM4 09 68.4 999.9 200 1.9 1.9 999 9999.9 29.75 99.9 99.9 99.9 202516902201OTNM4 09 67.8 999.9 190 2.9 4.1 999 9999.9 29.75 99.9 99.9 99.9 202516902301OTNM4 09 68.0 999.9 200 1.9 4.1 999 9999.9 29.75 99.9 99.9 99.9 202516902401OTNM4 09 68.9 999.9 210 2.9 5.1 999 9999.9 29.75 99.9 99.9 99.9 202516902501OTNM4 09 68.9 999.9 210 2.9 5.1 999 9999.9 29.75 99.9 99.9 99.9 202516903001OTNM4 09 68.7 999.9 210 2.9 5.1 999 9999.9 29.75 99.9 99.9 99.9 202516903101OTNM4 09 68.4 999.9 230 2.9 5.1 999 9999.9 29.75 99.9 99.9 99.9 202516903201OTNM4 09 68.2 999.9 220 1.9 4.1 999 9999.9 29.76 99.9 99.9 99.9 202516903301OTNM4 09 68.2 999.9 220 1.9 4.1 999 9999.9 29.76 99.9 99.9 99.9 202516903401OTNM4 09 69.1 999.9 220 1.9 5.1 999 9999.9 29.76 99.9 99.9 99.9 202516903501OTNM4 09 69.4 999.9 260 1.9 5.1 999 9999.9 29.76 99.9 99.9 99.9 202516904001OTNM4 09 69.6 999.9 240 1.9 6.0 999 9999.9 29.76 99.9 99.9 99.9 202516904101OTNM4 09 69.4 999.9 230 2.9 6.0 999 9999.9 29.76 99.9 99.9 99.9 202516904201OTNM4 09 69.3 999.9 230 2.9 5.1 999 9999.9 29.76 99.9 99.9 99.9 202516904301OTNM4 09 69.3 999.9 230 1.9 5.1 999 9999.9 29.76 99.9 99.9 99.9 202516904401OTNM4 09 68.9 999.9 220 2.9 4.1 999 9999.9 29.76 99.9 99.9 99.9 202516904501OTNM4 09 68.5 999.9 220 1.9 4.1 999 9999.9 29.76 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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30 matching elements
0.010 sec

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