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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: 2130 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 (174)
 (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 202417400001OTNM4 09 59.5 999.9 70 1.0 4.1 999 9999.9 30.12 99.9 99.9 99.9 202417400101OTNM4 09 59.9 999.9 0 0.0 1.9 999 9999.9 30.12 99.9 99.9 99.9 202417400201OTNM4 09 59.9 999.9 120 1.0 2.9 999 9999.9 30.11 99.9 99.9 99.9 202417400301OTNM4 09 60.3 999.9 0 0.0 1.9 999 9999.9 30.11 99.9 99.9 99.9 202417400401OTNM4 09 60.6 999.9 180 99.9 99.9 999 9999.9 30.11 99.9 99.9 99.9 202417400501OTNM4 09 60.6 999.9 210 1.0 1.9 999 9999.9 30.10 99.9 99.9 99.9 202417401001OTNM4 09 60.8 999.9 0 0.0 1.9 999 9999.9 30.10 99.9 99.9 99.9 202417401101OTNM4 09 60.6 999.9 350 99.9 99.9 999 9999.9 30.10 99.9 99.9 99.9 202417401201OTNM4 09 59.5 999.9 320 1.0 2.9 999 9999.9 30.09 99.9 99.9 99.9 202417401301OTNM4 09 58.8 999.9 300 1.0 1.9 999 9999.9 30.09 99.9 99.9 99.9 202417401401OTNM4 09 59.4 999.9 270 1.0 1.9 999 9999.9 30.09 99.9 99.9 99.9 202417401501OTNM4 09 59.2 999.9 230 1.0 2.9 999 9999.9 30.08 99.9 99.9 99.9 202417402001OTNM4 09 59.2 999.9 0 0.0 1.9 999 9999.9 30.08 99.9 99.9 99.9 202417402101OTNM4 09 58.5 999.9 360 1.9 2.9 999 9999.9 30.08 99.9 99.9 99.9 202417402201OTNM4 09 57.7 999.9 360 1.0 2.9 999 9999.9 30.08 99.9 99.9 99.9 202417402301OTNM4 09 58.3 999.9 0 0.0 1.0 999 9999.9 30.09 99.9 99.9 99.9 202417402401OTNM4 09 58.3 999.9 0 0.0 1.0 999 9999.9 30.09 99.9 99.9 99.9 202417402501OTNM4 09 57.9 999.9 280 1.0 1.9 999 9999.9 30.09 99.9 99.9 99.9 202417403001OTNM4 09 57.6 999.9 0 0.0 1.9 999 9999.9 30.09 99.9 99.9 99.9 202417403101OTNM4 09 57.2 999.9 210 1.0 1.9 999 9999.9 30.08 99.9 99.9 99.9 202417403201OTNM4 09 57.2 999.9 230 1.0 1.9 999 9999.9 30.09 99.9 99.9 99.9 202417403301OTNM4 09 57.0 999.9 230 1.0 1.9 999 9999.9 30.09 99.9 99.9 99.9 202417403401OTNM4 09 57.0 999.9 220 1.0 1.9 999 9999.9 30.09 99.9 99.9 99.9 202417403501OTNM4 09 57.0 999.9 0 0.0 1.9 999 9999.9 30.08 99.9 99.9 99.9 202417404001OTNM4 09 57.0 999.9 0 0.0 1.0 999 9999.9 30.08 99.9 99.9 99.9 202417404101OTNM4 09 57.0 999.9 0 0.0 1.0 999 9999.9 30.09 99.9 99.9 99.9 202417404201OTNM4 09 56.5 999.9 290 99.9 99.9 999 9999.9 30.08 99.9 99.9 99.9 202417404301OTNM4 09 56.1 999.9 220 1.0 1.0 999 9999.9 30.08 99.9 99.9 99.9 202417404401OTNM4 09 56.7 999.9 160 1.0 1.0 999 9999.9 30.08 99.9 99.9 99.9 202417404501OTNM4 09 56.7 999.9 0 0.0 1.9 999 9999.9 30.08 99.9 99.9 99.9 202417405001OTNM4 09 56.7 999.9 0 0.0 0.0 999 9999.9 9999.9 99.9 99.9 99.9 202417405101OTNM4 09 56.8 999.9 0 0.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202417405201OTNM4 09 56.7 999.9 0 0.0 1.0 999 9999.9 9999.9 99.9 99.9 99.9 202417405301OTNM4 09 56.8 999.9 160 1.9 1.9 999 9999.9 30.06 99.9 99.9 99.9 202417405401OTNM4 09 56.7 999.9 130 1.9 2.9 999 9999.9 30.06 99.9 99.9 99.9 202417405501OTNM4 09 56.8 999.9 0 0.0 1.9 999 9999.9 30.06 99.9 99.9 99.9 202417406001OTNM4 09 56.5 999.9 190 2.9 2.9 999 9999.9 30.05 99.9 99.9 99.9 202417406101OTNM4 09 57.0 999.9 180 4.1 4.1 999 9999.9 30.04 99.9 99.9 99.9 202417406201OTNM4 09 57.4 999.9 190 1.0 2.9 999 9999.9 30.04 99.9 99.9 99.9 202417406301OTNM4 09 57.7 999.9 0 0.0 1.9 999 9999.9 30.04 99.9 99.9 99.9 202417406401OTNM4 09 57.7 999.9 0 0.0 0.0 999 9999.9 30.04 99.9 99.9 99.9 202417406501OTNM4 09 57.7 999.9 0 0.0 0.0 999 9999.9 30.04 99.9 99.9 99.9 202417407001OTNM4 09 57.9 999.9 0 0.0 0.0 999 9999.9 30.03 99.9 99.9 99.9 202417407101OTNM4 09 57.9 999.9 0 0.0 1.0 999 9999.9 30.03 99.9 99.9 99.9 202417407201OTNM4 09 57.9 999.9 0 0.0 1.0 999 9999.9 30.02 99.9 99.9 99.9 202417407301OTNM4 09 57.7 999.9 0 0.0 1.0 999 9999.9 30.03 99.9 99.9 99.9 202417407401OTNM4 09 57.7 999.9 0 0.0 1.0 999 9999.9 30.02 99.9 99.9 99.9 202417407501OTNM4 09 57.6 999.9 170 1.0 1.9 999 9999.9 30.02 99.9 99.9 99.9 202417408001OTNM4 09 999.9 999.9 0 0.0 1.0 999 9999.9 30.02 99.9 99.9 99.9 202417408101OTNM4 09 58.1 999.9 0 0.0 1.0 999 9999.9 30.02 99.9 99.9 99.9 202417408201OTNM4 09 58.1 999.9 0 0.0 0.0 999 9999.9 30.01 99.9 99.9 99.9 202417408301OTNM4 09 57.7 999.9 120 1.9 2.9 999 9999.9 30.00 99.9 99.9 99.9 202417408401OTNM4 09 58.3 999.9 160 1.0 2.9 999 9999.9 30.00 99.9 99.9 99.9 202417408501OTNM4 09 58.5 999.9 110 1.0 1.9 999 9999.9 30.00 99.9 99.9 99.9 202417409001OTNM4 09 58.6 999.9 0 0.0 1.9 999 9999.9 30.00 99.9 99.9 99.9 202417409101OTNM4 09 58.8 999.9 130 2.9 4.1 999 9999.9 29.99 99.9 99.9 99.9 202417409201OTNM4 09 59.0 999.9 130 2.9 4.1 999 9999.9 29.99 99.9 99.9 99.9 202417409301OTNM4 09 59.2 999.9 110 1.9 5.1 999 9999.9 29.98 99.9 99.9 99.9 202417409401OTNM4 09 59.4 999.9 160 2.9 5.1 999 9999.9 29.98 99.9 99.9 99.9 202417409501OTNM4 09 59.4 999.9 110 4.1 6.0 999 9999.9 29.98 99.9 99.9 99.9 202417410001OTNM4 09 59.2 999.9 70 2.9 5.1 999 9999.9 29.98 99.9 99.9 99.9 202417410101OTNM4 09 59.4 999.9 90 1.0 4.1 999 9999.9 29.98 99.9 99.9 99.9 202417410201OTNM4 09 59.7 999.9 130 2.9 6.0 999 9999.9 29.97 99.9 99.9 99.9 202417410301OTNM4 09 59.9 999.9 130 2.9 6.0 999 9999.9 29.97 99.9 99.9 99.9 202417410401OTNM4 09 59.9 999.9 90 1.0 4.1 999 9999.9 29.97 99.9 99.9 99.9 202417410501OTNM4 09 59.9 999.9 120 4.1 5.1 999 9999.9 29.96 99.9 99.9 99.9 202417411001OTNM4 09 59.7 999.9 120 4.1 6.0 999 9999.9 29.96 99.9 99.9 99.9 202417411101OTNM4 09 60.1 999.9 100 2.9 7.0 999 9999.9 29.96 99.9 99.9 99.9 202417411201OTNM4 09 59.7 999.9 110 2.9 4.1 999 9999.9 29.96 99.9 99.9 99.9 202417411301OTNM4 09 59.7 999.9 120 2.9 5.1 999 9999.9 29.96 99.9 99.9 99.9 202417411401OTNM4 09 59.7 999.9 50 1.9 2.9 999 9999.9 29.96 99.9 99.9 99.9 202417411501OTNM4 09 59.5 999.9 140 2.9 4.1 999 9999.9 29.95 99.9 99.9 99.9 202417412001OTNM4 09 59.5 999.9 160 6.0 8.9 999 9999.9 29.94 99.9 99.9 99.9 202417412101OTNM4 09 59.9 999.9 150 7.0 8.9 999 9999.9 29.93 99.9 99.9 99.9 202417412201OTNM4 09 59.9 999.9 170 5.1 8.9 999 9999.9 29.94 99.9 99.9 99.9 202417412301OTNM4 09 60.4 999.9 170 5.1 8.0 999 9999.9 29.94 99.9 99.9 99.9 202417412401OTNM4 09 60.6 999.9 190 1.0 6.0 999 9999.9 29.95 99.9 99.9 99.9 202417412501OTNM4 09 60.3 999.9 100 1.9 2.9 999 9999.9 29.95 99.9 99.9 99.9 202417413001OTNM4 09 60.3 999.9 100 1.9 2.9 999 9999.9 29.95 99.9 99.9 99.9 202417413101OTNM4 09 60.3 999.9 130 2.9 4.1 999 9999.9 29.95 99.9 99.9 99.9 202417413201OTNM4 09 60.1 999.9 140 4.1 8.0 999 9999.9 29.95 99.9 99.9 99.9 202417413301OTNM4 09 59.7 999.9 120 5.1 8.0 999 9999.9 29.94 99.9 99.9 99.9 202417413401OTNM4 09 59.5 999.9 140 6.0 8.9 999 9999.9 29.94 99.9 99.9 99.9 202417413501OTNM4 09 59.4 999.9 130 5.1 8.0 999 9999.9 29.94 99.9 99.9 99.9 202417414001OTNM4 09 59.2 999.9 130 6.0 99.9 999 9999.9 29.93 99.9 99.9 99.9 202417414101OTNM4 09 59.2 999.9 130 7.0 11.1 999 9999.9 29.93 99.9 99.9 99.9 202417414201OTNM4 09 59.0 999.9 130 7.0 8.9 999 9999.9 29.92 99.9 99.9 99.9 202417414301OTNM4 09 59.0 999.9 140 6.0 9.9 999 9999.9 29.92 99.9 99.9 99.9 202417414401OTNM4 09 59.0 999.9 150 8.0 11.1 999 9999.9 29.91 99.9 99.9 99.9 202417414501OTNM4 09 59.0 999.9 140 6.0 9.9 999 9999.9 29.91 99.9 99.9 99.9 202417415001OTNM4 09 59.2 999.9 150 5.1 8.9 999 9999.9 29.91 99.9 99.9 99.9 202417415101OTNM4 09 59.5 999.9 150 6.0 9.9 999 9999.9 29.90 99.9 99.9 99.9 202417415201OTNM4 09 59.5 999.9 140 6.0 8.9 999 9999.9 29.90 99.9 99.9 99.9 202417415301OTNM4 09 59.7 999.9 140 6.0 9.9 999 9999.9 29.89 99.9 99.9 99.9 202417415401OTNM4 09 59.9 999.9 120 6.0 11.1 999 9999.9 29.89 99.9 99.9 99.9 202417415501OTNM4 09 59.9 999.9 130 6.0 8.0 999 9999.9 29.88 99.9 99.9 99.9 202417416001OTNM4 09 60.4 999.9 130 5.1 8.9 999 9999.9 29.88 99.9 99.9 99.9 202417416101OTNM4 09 60.4 999.9 140 5.1 7.0 999 9999.9 29.88 99.9 99.9 99.9 202417416201OTNM4 09 60.6 999.9 140 4.1 6.0 999 9999.9 29.87 99.9 99.9 99.9 202417416301OTNM4 09 60.8 999.9 130 4.1 8.0 999 9999.9 29.87 99.9 99.9 99.9 202417416401OTNM4 09 61.0 999.9 120 4.1 7.0 999 9999.9 29.87 99.9 99.9 99.9 202417416501OTNM4 09 61.2 999.9 130 2.9 5.1 999 9999.9 29.86 99.9 99.9 99.9 202417417001OTNM4 09 999.9 999.9 110 5.1 6.0 999 9999.9 29.86 99.9 99.9 99.9 202417417101OTNM4 09 61.3 999.9 90 2.9 5.1 999 9999.9 29.86 99.9 99.9 99.9 202417417201OTNM4 09 59.5 999.9 50 5.1 6.0 999 9999.9 29.85 99.9 99.9 99.9 202417417301OTNM4 09 59.9 999.9 60 4.1 7.0 999 9999.9 29.85 99.9 99.9 99.9 202417417401OTNM4 09 60.1 999.9 60 4.1 7.0 999 9999.9 29.85 99.9 99.9 99.9 202417417501OTNM4 09 60.1 999.9 70 5.1 7.0 999 9999.9 29.85 99.9 99.9 99.9 202417418001OTNM4 09 59.0 999.9 50 6.0 8.9 999 9999.9 29.84 99.9 99.9 99.9 202417418101OTNM4 09 58.8 999.9 60 5.1 9.9 999 9999.9 29.85 99.9 99.9 99.9 202417418201OTNM4 09 58.6 999.9 70 5.1 8.0 999 9999.9 29.84 99.9 99.9 99.9 202417418301OTNM4 09 58.8 999.9 60 5.1 8.9 999 9999.9 29.84 99.9 99.9 99.9 202417418401OTNM4 09 59.4 999.9 60 4.1 8.9 999 9999.9 29.85 99.9 99.9 99.9 202417418501OTNM4 09 58.5 999.9 60 6.0 9.9 999 9999.9 29.84 99.9 99.9 99.9 202417419001OTNM4 09 57.9 999.9 60 7.0 12.1 999 9999.9 29.83 99.9 99.9 99.9 202417419101OTNM4 09 58.3 999.9 70 6.0 9.9 999 9999.9 29.83 99.9 99.9 99.9 202417419201OTNM4 09 58.1 999.9 60 7.0 8.9 999 9999.9 29.83 99.9 99.9 99.9 202417419301OTNM4 09 59.5 999.9 80 5.1 8.9 999 9999.9 29.83 99.9 99.9 99.9 202417419401OTNM4 09 59.5 999.9 80 5.1 9.9 999 9999.9 29.83 99.9 99.9 99.9 202417419501OTNM4 09 59.4 999.9 70 5.1 8.0 999 9999.9 29.83 99.9 99.9 99.9 202417420001OTNM4 09 59.4 999.9 70 4.1 8.9 999 9999.9 29.83 99.9 99.9 99.9 202417420101OTNM4 09 59.9 999.9 90 99.9 99.9 999 9999.9 29.82 99.9 99.9 99.9 202417420201OTNM4 09 60.3 999.9 70 99.9 99.9 999 9999.9 29.82 99.9 99.9 99.9 202417420301OTNM4 09 61.5 999.9 80 1.9 6.0 999 9999.9 29.81 99.9 99.9 99.9 202417420401OTNM4 09 62.1 999.9 110 2.9 6.0 999 9999.9 29.81 99.9 99.9 99.9 202417420501OTNM4 09 62.6 999.9 80 4.1 7.0 999 9999.9 29.81 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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  [every 3rd data value plotted]
126 matching elements
0.018 sec

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