Skip to main content
NOAA / GLERL / CoastWatch Great Lakes Node / NOAAPORT Page

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: 0618 GMT
Station Types
(Click on name to view all stations for that type)
White MarkerAll Stations
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 (024)
 (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   N     W    
-------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER  LAT   LON   
YYYYDDDHHMM#ID            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s  d.deg d.deg  
202601400001OTNM4   09  37.9 999.9 320 11.1 15.9 999 9999.9  29.39 99.9 99.9 99.9
202601400101OTNM4   09  38.1 999.9 320 13.0 16.9 999 9999.9  29.39 99.9 99.9 99.9
202601400201OTNM4   09  38.1 999.9 320 14.0 20.0 999 9999.9  29.40 99.9 99.9 99.9
202601400301OTNM4   09  37.8 999.9 320 13.0 18.1 999 9999.9  29.40 99.9 99.9 99.9
202601400401OTNM4   09  37.9 999.9 320 15.0 20.0 999 9999.9  29.41 99.9 99.9 99.9
202601400501OTNM4   09  37.9 999.9 330 14.0 25.1 999 9999.9  29.41 99.9 99.9 99.9
202601401001OTNM4   09  37.8 999.9 330 15.9 23.9 999 9999.9  29.41 99.9 99.9 99.9
202601401101OTNM4   09  37.9 999.9 330 16.9 25.1 999 9999.9  29.42 99.9 99.9 99.9
202601401201OTNM4   09  37.8 999.9 330 16.9 22.9 999 9999.9  29.42 99.9 99.9 99.9
202601401301OTNM4   09  37.6 999.9 340 19.0 25.1 999 9999.9 9999.9 99.9 99.9 99.9
202601401401OTNM4   09  37.4 999.9 340 18.1 27.0 999 9999.9 9999.9 99.9 99.9 99.9
202601401501OTNM4   09  36.1 999.9 360 16.9 26.0 999 9999.9  29.45 99.9 99.9 99.9
202601402001OTNM4   09  35.8 999.9 350 16.9 25.1 999 9999.9  29.44 99.9 99.9 99.9
202601402101OTNM4   09  34.3 999.9  10 20.0 26.0 999 9999.9  29.47 99.9 99.9 99.9
202601402201OTNM4   09  32.2 999.9  20 20.0 27.0 999 9999.9  29.48 99.9 99.9 99.9
202601402301OTNM4   09  31.3 999.9  20 19.0 28.0 999 9999.9  29.50 99.9 99.9 99.9
202601402401OTNM4   09  30.0 999.9  30 22.9 29.9 999 9999.9  29.51 99.9 99.9 99.9
202601402501OTNM4   09  28.8 999.9  20 22.0 32.1 999 9999.9  29.53 99.9 99.9 99.9
202601403001OTNM4   09  27.7 999.9  20 20.0 29.9 999 9999.9  29.54 99.9 99.9 99.9
202601403101OTNM4   09  27.0 999.9  10 19.0 28.0 999 9999.9  29.56 99.9 99.9 99.9
202601403201OTNM4   09  25.7 999.9  20 20.0 29.9 999 9999.9  29.58 99.9 99.9 99.9
202601403301OTNM4   09  25.3 999.9  10 16.9 29.9 999 9999.9  29.60 99.9 99.9 99.9
202601403401OTNM4   09  24.6 999.9  20 19.0 99.9 999 9999.9  29.61 99.9 99.9 99.9
202601403501OTNM4   09  24.1 999.9  10 19.0 29.0 999 9999.9  29.61 99.9 99.9 99.9
202601404001OTNM4   09  23.2 999.9  20 18.1 25.1 999 9999.9  29.61 99.9 99.9 99.9
202601404101OTNM4   09  22.3 999.9  30 20.0 27.0 999 9999.9  29.63 99.9 99.9 99.9
202601404201OTNM4   09  22.1 999.9  20 19.0 25.1 999 9999.9  29.64 99.9 99.9 99.9
202601404301OTNM4   09  21.7 999.9  10 15.9 27.0 999 9999.9  29.65 99.9 99.9 99.9
202601404401OTNM4   09  21.9 999.9  20 15.9 26.0 999 9999.9  29.65 99.9 99.9 99.9
202601404501OTNM4   09  20.8 999.9  30 18.1 27.0 999 9999.9  29.67 99.9 99.9 99.9
202601405001OTNM4   09  20.5 999.9  30 16.9 27.0 999 9999.9  29.67 99.9 99.9 99.9
202601405101OTNM4   09  20.5 999.9  30 15.0 25.1 999 9999.9  29.67 99.9 99.9 99.9
202601405201OTNM4   09  20.5 999.9  30 15.0 28.0 999 9999.9  29.67 99.9 99.9 99.9
202601405301OTNM4   09  19.9 999.9  20 21.0 28.0 999 9999.9  29.68 99.9 99.9 99.9
202601405401OTNM4   09  19.8 999.9  30 19.0 27.0 999 9999.9  29.68 99.9 99.9 99.9
202601405501OTNM4   09  19.2 999.9  30 18.1 28.0 999 9999.9  29.70 99.9 99.9 99.9
202601406001OTNM4   09  19.6 999.9  20 15.0 26.0 999 9999.9  29.71 99.9 99.9 99.9
202601406101OTNM4   09  19.2 999.9  30 16.9 28.0 999 9999.9  29.71 99.9 99.9 99.9
202601406201OTNM4   09  18.9 999.9  30 19.0 29.0 999 9999.9  29.72 99.9 99.9 99.9
202601406301OTNM4   09  18.7 999.9  30 15.9 29.0 999 9999.9  29.72 99.9 99.9 99.9
202601406401OTNM4   09  18.9 999.9  20 20.0 28.0 999 9999.9  29.73 99.9 99.9 99.9
202601406501OTNM4   09  19.0 999.9  30 15.9 29.0 999 9999.9  29.73 99.9 99.9 99.9
202601407001OTNM4   09  18.3 999.9  20 22.0 27.0 999 9999.9  29.74 99.9 99.9 99.9
202601407101OTNM4   09  18.3 999.9  30 21.0 28.0 999 9999.9  29.74 99.9 99.9 99.9
202601407201OTNM4   09  18.7 999.9  30 19.0 29.9 999 9999.9  29.75 99.9 99.9 99.9
202601407301OTNM4   09  17.6 999.9  10 16.9 27.0 999 9999.9  29.75 99.9 99.9 99.9
202601407401OTNM4   09  17.2 999.9  20 21.0 33.0 999 9999.9  29.77 99.9 99.9 99.9
202601407501OTNM4   09  16.9 999.9  30 20.0 32.1 999 9999.9  29.79 99.9 99.9 99.9
202601408001OTNM4   09  16.0 999.9  10 21.0 29.0 999 9999.9  29.79 99.9 99.9 99.9
202601408101OTNM4   09  16.3 999.9  30 20.0 32.1 999 9999.9  29.80 99.9 99.9 99.9
202601408201OTNM4   09  16.2 999.9  30 21.0 29.0 999 9999.9  29.81 99.9 99.9 99.9
202601408301OTNM4   09  16.5 999.9  30 16.9 28.0 999 9999.9  29.82 99.9 99.9 99.9
202601408401OTNM4   09  15.6 999.9  40 19.0 29.9 999 9999.9  29.82 99.9 99.9 99.9
202601408501OTNM4   09  15.6 999.9  30 22.0 30.9 999 9999.9  29.83 99.9 99.9 99.9
202601409001OTNM4   09  15.3 999.9  30 22.9 34.0 999 9999.9  29.84 99.9 99.9 99.9
202601409101OTNM4   09  15.6 999.9  20 22.9 32.1 999 9999.9  29.83 99.9 99.9 99.9
202601409201OTNM4   09  15.3 999.9  30 19.0 30.9 999 9999.9  29.86 99.9 99.9 99.9
202601409301OTNM4   09  15.1 999.9  20 25.1 33.0 999 9999.9  29.85 99.9 99.9 99.9
202601409401OTNM4   09  14.7 999.9  40 20.0 34.0 999 9999.9  29.86 99.9 99.9 99.9
202601409501OTNM4   09  15.3 999.9  40 16.9 29.9 999 9999.9  29.88 99.9 99.9 99.9
202601410001OTNM4   09  14.9 999.9  50 15.9 27.0 999 9999.9  29.89 99.9 99.9 99.9
202601410101OTNM4   09  15.1 999.9  30 18.1 29.9 999 9999.9  29.90 99.9 99.9 99.9
202601410201OTNM4   09  14.9 999.9  40 15.0 30.9 999 9999.9  29.91 99.9 99.9 99.9
202601410301OTNM4   09  15.1 999.9  40 18.1 30.9 999 9999.9  29.91 99.9 99.9 99.9
202601410401OTNM4   09  14.5 999.9  30 20.0 29.0 999 9999.9  29.92 99.9 99.9 99.9
202601410501OTNM4   09  14.5 999.9  20 22.9 30.9 999 9999.9  29.92 99.9 99.9 99.9
202601411001OTNM4   09  14.7 999.9  30 19.0 29.9 999 9999.9  29.93 99.9 99.9 99.9
202601411101OTNM4   09  14.0 999.9  30 18.1 28.0 999 9999.9  29.93 99.9 99.9 99.9
202601411201OTNM4   09  14.0 999.9  40 19.0 28.0 999 9999.9  29.95 99.9 99.9 99.9
202601411301OTNM4   09  14.2 999.9  40 18.1 28.0 999 9999.9  29.96 99.9 99.9 99.9
202601411401OTNM4   09  14.2 999.9  30 16.9 29.0 999 9999.9  29.97 99.9 99.9 99.9
202601411501OTNM4   09  14.0 999.9  30 18.1 27.0 999 9999.9  29.97 99.9 99.9 99.9
202601412001OTNM4   09  13.5 999.9  40 16.9 26.0 999 9999.9  29.98 99.9 99.9 99.9
202601412101OTNM4   09 999.9 999.9  40 19.0 25.1 999 9999.9  29.99 99.9 99.9 99.9
202601412201OTNM4   09  13.5 999.9  30 15.9 26.0 999 9999.9  29.99 99.9 99.9 99.9
202601412301OTNM4   09  13.5 999.9  40 19.0 27.0 999 9999.9  30.00 99.9 99.9 99.9
202601412401OTNM4   09  14.0 999.9  40 15.0 28.0 999 9999.9  30.00 99.9 99.9 99.9
202601412501OTNM4   09  13.3 999.9  40 15.0 22.0 999 9999.9  30.00 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
  [every 2nd value plotted]
78 matching elements
0.024 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
[Return to NOAAPORT page]