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

Realtime Great Lakes Weather Data and Marine Observations

 RCKM4: NOS Rock Cut MI                                  
CMAN Station
Lat: 46.27°, Lon: -84.19°
Elevation: 180 m
Anemometer Height: 8 m
Related Site: NDBC

Current Time: 0908 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 (115)
 (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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s
202511500001RCKM4   29 999.9 999.9 310  5.7  7.2 999 9999.9 1022.1  3.6 99.9 99.9             
202511500061RCKM4   29 999.9 999.9 310  5.7  6.7 999 9999.9 1022.1  3.6 99.9 99.9             
202511500121RCKM4   29 999.9 999.9 310  5.1  7.2 999 9999.9 1022.2  3.6 99.9 99.9             
202511500181RCKM4   29 999.9 999.9 310  6.2  7.2 999 9999.9 1022.2  3.7 99.9 99.9             
202511500241RCKM4   29 999.9 999.9 320  5.1  6.7 999 9999.9 1022.2  3.7 99.9 99.9             
202511500301RCKM4   29 999.9 999.9 320  4.6  6.2 999 9999.9 1022.2  3.7 99.9 99.9             
202511500361RCKM4   29 999.9 999.9 320  4.6  6.2 999 9999.9 1022.1  3.7 99.9 99.9             
202511500421RCKM4   29 999.9 999.9 330  5.7  6.7 999 9999.9 1022.0  3.7 99.9 99.9             
202511500481RCKM4   29 999.9 999.9 320  6.2  6.7 999 9999.9 1022.0  3.7 99.9 99.9             
202511500541RCKM4   29 999.9 999.9 320  5.1  6.2 999 9999.9 1022.1  3.7 99.9 99.9             
202511501001RCKM4   29 999.9 999.9 320  4.6  6.2 999 9999.9 1022.1  3.7 99.9 99.9             
202511501061RCKM4   29 999.9 999.9 310  5.1  5.7 999 9999.9 1022.1  3.7 99.9 99.9             
202511501121RCKM4   29 999.9 999.9 310  4.1  5.7 999 9999.9 1022.2  3.7 99.9 99.9             
202511501181RCKM4   29 999.9 999.9 300  3.1  4.6 999 9999.9 1022.2  3.7 99.9 99.9             
202511501241RCKM4   29 999.9 999.9 310  4.6  5.1 999 9999.9 1022.1  3.7 99.9 99.9             
202511501301RCKM4   29 999.9 999.9 320  4.6  5.7 999 9999.9 1022.0  3.7 99.9 99.9             
202511501361RCKM4   29 999.9 999.9 320  4.6  5.7 999 9999.9 1021.9  3.7 99.9 99.9             
202511501421RCKM4   29 999.9 999.9 320  4.1  5.7 999 9999.9 1022.0  3.7 99.9 99.9             
202511501481RCKM4   29 999.9 999.9 320  3.6  4.1 999 9999.9 1022.0  3.7 99.9 99.9             
202511501541RCKM4   29 999.9 999.9 320  3.6  4.1 999 9999.9 1022.1  3.7 99.9 99.9             
202511502001RCKM4   29 999.9 999.9 310  3.6  4.6 999 9999.9 1022.1  3.8 99.9 99.9             
202511502061RCKM4   29 999.9 999.9 310  4.1  4.6 999 9999.9 1021.9  3.7 99.9 99.9             
202511502121RCKM4   29 999.9 999.9 320  3.6  4.1 999 9999.9 1021.9  3.8 99.9 99.9             
202511502181RCKM4   29 999.9 999.9 330  3.1  4.1 999 9999.9 1022.0  3.7 99.9 99.9             
202511502241RCKM4   29 999.9 999.9 320  2.6  3.6 999 9999.9 1022.0  3.8 99.9 99.9             
202511502301RCKM4   29 999.9 999.9 310  3.6  4.1 999 9999.9 1022.0  3.7 99.9 99.9             
202511502361RCKM4   29 999.9 999.9 310  2.6  4.6 999 9999.9 1022.2  3.7 99.9 99.9             
202511502421RCKM4   29 999.9 999.9 310  2.6  3.6 999 9999.9 1022.2  3.7 99.9 99.9             
202511502481RCKM4   29 999.9 999.9 310  3.1  4.1 999 9999.9 1022.1  3.7 99.9 99.9             
202511502541RCKM4   29 999.9 999.9 310  3.1  4.1 999 9999.9 1022.0  3.7 99.9 99.9             
202511503001RCKM4   29 999.9 999.9 320  3.6  4.6 999 9999.9 1022.0  3.7 99.9 99.9             
202511503061RCKM4   29 999.9 999.9 310  3.6  4.6 999 9999.9 1021.9  3.7 99.9 99.9             
202511503121RCKM4   29 999.9 999.9 310  3.1  4.1 999 9999.9 1021.9  3.7 99.9 99.9             
202511503181RCKM4   29 999.9 999.9 310  2.6  4.1 999 9999.9 1021.9  3.7 99.9 99.9             
202511503241RCKM4   29 999.9 999.9 300  2.1  3.1 999 9999.9 1021.9  3.8 99.9 99.9             
202511503301RCKM4   29 999.9 999.9 290  1.5  2.1 999 9999.9 1021.9  3.8 99.9 99.9             
202511503361RCKM4   29 999.9 999.9 290  2.1  2.6 999 9999.9 1021.8  3.8 99.9 99.9             
202511503421RCKM4   29 999.9 999.9 290  2.1  2.6 999 9999.9 1021.8  3.8 99.9 99.9             
202511503481RCKM4   29 999.9 999.9 290  2.1  2.6 999 9999.9 1021.8  3.8 99.9 99.9             
202511503541RCKM4   29 999.9 999.9 310  2.6  3.1 999 9999.9 1021.7  3.7 99.9 99.9             
202511504001RCKM4   29 999.9 999.9 320  2.1  3.1 999 9999.9 1021.6  3.7 99.9 99.9             
202511504061RCKM4   29 999.9 999.9 310  3.1  3.6 999 9999.9 1021.5  3.7 99.9 99.9             
202511504121RCKM4   29 999.9 999.9 330  3.1  3.6 999 9999.9 1021.4  3.7 99.9 99.9             
202511504181RCKM4   29 999.9 999.9 330  3.6  4.1 999 9999.9 1021.3  3.7 99.9 99.9             
202511504241RCKM4   29 999.9 999.9 330  4.1  4.1 999 9999.9 1021.2  3.7 99.9 99.9             
202511504301RCKM4   29 999.9 999.9 330  4.1  4.6 999 9999.9 1021.1  3.7 99.9 99.9             
202511504361RCKM4   29 999.9 999.9 320  3.1  4.1 999 9999.9 1021.2  3.7 99.9 99.9             
202511504421RCKM4   29 999.9 999.9 320  3.1  3.6 999 9999.9 1021.3  3.7 99.9 99.9             
202511504481RCKM4   29 999.9 999.9 320  3.1  3.6 999 9999.9 1021.4  3.6 99.9 99.9             
202511504541RCKM4   29 999.9 999.9 320  3.1  3.6 999 9999.9 1021.4  3.7 99.9 99.9             
202511505001RCKM4   29 999.9 999.9 330  3.1  3.6 999 9999.9 1021.4  3.7 99.9 99.9             
202511505061RCKM4   29 999.9 999.9 330  2.6  3.6 999 9999.9 1021.4  3.7 99.9 99.9             
202511505121RCKM4   29 999.9 999.9 320  3.1  3.1 999 9999.9 1021.4  3.7 99.9 99.9             
202511505181RCKM4   29 999.9 999.9 320  2.6  3.1 999 9999.9 1021.5  3.7 99.9 99.9             
202511505241RCKM4   29 999.9 999.9 310  2.1  2.6 999 9999.9 1021.5  3.7 99.9 99.9             
202511505301RCKM4   29 999.9 999.9 320  2.6  3.1 999 9999.9 1021.4  3.7 99.9 99.9             
202511505361RCKM4   29 999.9 999.9 330  2.1  2.6 999 9999.9 1021.4  3.7 99.9 99.9             
202511505421RCKM4   29 999.9 999.9 320  2.6  2.6 999 9999.9 1021.3  3.7 99.9 99.9             
202511505481RCKM4   29 999.9 999.9 320  2.6  3.1 999 9999.9 1021.3  3.7 99.9 99.9             
202511505541RCKM4   29 999.9 999.9 320  2.6  3.1 999 9999.9 1021.3  3.7 99.9 99.9             
202511506001RCKM4   29 999.9 999.9 320  2.6  3.1 999 9999.9 1021.3  3.7 99.9 99.9             
202511506061RCKM4   29 999.9 999.9 320  2.6  3.1 999 9999.9 1021.4  3.7 99.9 99.9             
202511506121RCKM4   29 999.9 999.9 310  2.1  2.6 999 9999.9 1021.5  3.7 99.9 99.9             
202511506181RCKM4   29 999.9 999.9 320  2.6  2.6 999 9999.9 1021.5  3.7 99.9 99.9             
202511506241RCKM4   29 999.9 999.9 300  2.1  2.6 999 9999.9 1021.7  3.7 99.9 99.9             
202511506301RCKM4   29 999.9 999.9 310  2.1  2.6 999 9999.9 1021.7  3.7 99.9 99.9             
202511506361RCKM4   29 999.9 999.9 310  2.6  3.1 999 9999.9 1021.6  3.7 99.9 99.9             
202511506421RCKM4   29 999.9 999.9 320  3.1  3.1 999 9999.9 1021.4  3.7 99.9 99.9             
202511506481RCKM4   29 999.9 999.9 340  2.6  3.1 999 9999.9 1021.3  3.7 99.9 99.9             
202511506541RCKM4   29 999.9 999.9 320  1.5  2.6 999 9999.9 1021.3  3.7 99.9 99.9             
202511507001RCKM4   29 999.9 999.9 310  1.5  1.5 999 9999.9 1021.2  3.7 99.9 99.9             
202511507061RCKM4   29 999.9 999.9 300  2.1  2.6 999 9999.9 1021.1  3.7 99.9 99.9             
202511507121RCKM4   29 999.9 999.9 330  3.1  3.6 999 9999.9 1020.8  3.6 99.9 99.9             
202511507181RCKM4   29 999.9 999.9 320  3.1  3.6 999 9999.9 1020.8  3.7 99.9 99.9             
202511507241RCKM4   29 999.9 999.9 270  2.1  3.6 999 9999.9 1021.2  3.7 99.9 99.9             
202511507301RCKM4   29 999.9 999.9 300  2.6  3.1 999 9999.9 1021.1  3.7 99.9 99.9             
202511507361RCKM4   29 999.9 999.9 320  4.1  4.1 999 9999.9 1021.0  3.7 99.9 99.9             
202511507421RCKM4   29 999.9 999.9 320  3.6  4.1 999 9999.9 1020.9  3.7 99.9 99.9             
202511507481RCKM4   29 999.9 999.9 330  3.6  3.6 999 9999.9 1020.6  3.7 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
79 matching elements
0.050 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
[Return to NOAAPORT page]