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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
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 (342)
 (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 202431700001RCKM4 29 999.9 999.9 330 13.0 16.9 999 9999.9 29.97 49.8 99.9 99.9 202431700061RCKM4 29 999.9 999.9 310 15.0 19.0 999 9999.9 29.97 50.0 99.9 99.9 202431700121RCKM4 29 999.9 999.9 330 15.0 18.1 999 9999.9 29.98 50.2 99.9 99.9 202431700181RCKM4 29 999.9 999.9 330 14.0 20.0 999 9999.9 29.98 50.2 99.9 99.9 202431700241RCKM4 29 999.9 999.9 340 14.0 18.1 999 9999.9 29.99 50.0 99.9 99.9 202431700301RCKM4 29 999.9 999.9 330 13.0 16.9 999 9999.9 30.00 50.0 99.9 99.9 202431700361RCKM4 29 999.9 999.9 320 15.9 19.0 999 9999.9 30.00 99.9 99.9 99.9 202431700421RCKM4 29 999.9 999.9 330 14.0 18.1 999 9999.9 30.01 99.9 99.9 99.9 202431700481RCKM4 29 999.9 999.9 330 15.0 18.1 999 9999.9 30.01 99.9 99.9 99.9 202431700541RCKM4 29 999.9 999.9 340 15.0 20.0 999 9999.9 30.01 50.4 99.9 99.9 202431701001RCKM4 29 999.9 999.9 330 15.0 18.1 999 9999.9 30.02 50.2 99.9 99.9 202431701061RCKM4 29 999.9 999.9 340 15.9 21.0 999 9999.9 30.02 50.2 99.9 99.9 202431701121RCKM4 29 999.9 999.9 340 12.1 16.9 999 9999.9 30.02 50.2 99.9 99.9 202431701181RCKM4 29 999.9 999.9 340 13.0 19.0 999 9999.9 30.03 50.2 99.9 99.9 202431701241RCKM4 29 999.9 999.9 340 12.1 19.0 999 9999.9 30.03 50.2 99.9 99.9 202431701301RCKM4 29 999.9 999.9 340 14.0 16.9 999 9999.9 30.04 50.2 99.9 99.9 202431701361RCKM4 29 999.9 999.9 330 14.0 18.1 999 9999.9 30.05 50.4 99.9 99.9 202431701421RCKM4 29 999.9 999.9 330 13.0 16.9 999 9999.9 30.06 50.4 99.9 99.9 202431701481RCKM4 29 999.9 999.9 340 8.9 15.9 999 9999.9 30.06 50.5 99.9 99.9 202431701541RCKM4 29 999.9 999.9 340 14.0 19.0 999 9999.9 30.06 50.5 99.9 99.9 202431702001RCKM4 29 999.9 999.9 340 12.1 15.9 999 9999.9 30.06 50.4 99.9 99.9 202431702061RCKM4 29 999.9 999.9 340 13.0 18.1 999 9999.9 30.06 50.4 99.9 99.9 202431702121RCKM4 29 999.9 999.9 340 12.1 16.9 999 9999.9 30.06 50.2 99.9 99.9 202431702181RCKM4 29 999.9 999.9 330 11.1 14.0 999 9999.9 30.07 50.2 99.9 99.9 202431702241RCKM4 29 999.9 999.9 330 13.0 15.9 999 9999.9 30.07 50.4 99.9 99.9 202431702301RCKM4 29 999.9 999.9 330 12.1 14.0 999 9999.9 30.08 50.4 99.9 99.9 202431702361RCKM4 29 999.9 999.9 340 14.0 16.9 999 9999.9 30.09 50.4 99.9 99.9 202431702421RCKM4 29 999.9 999.9 340 11.1 15.9 999 9999.9 30.09 50.2 99.9 99.9 202431702481RCKM4 29 999.9 999.9 340 12.1 15.9 999 9999.9 30.09 50.2 99.9 99.9 202431702541RCKM4 29 999.9 999.9 330 9.9 13.0 999 9999.9 30.10 50.0 99.9 99.9 202431703001RCKM4 29 999.9 999.9 330 11.1 15.0 999 9999.9 30.10 49.8 99.9 99.9 202431703061RCKM4 29 999.9 999.9 320 9.9 16.9 999 9999.9 30.10 49.8 99.9 99.9 202431703121RCKM4 29 999.9 999.9 320 9.9 15.0 999 9999.9 30.11 49.8 99.9 99.9 202431703181RCKM4 29 999.9 999.9 330 8.9 14.0 999 9999.9 30.11 49.8 99.9 99.9 202431703241RCKM4 29 999.9 999.9 340 9.9 14.0 999 9999.9 30.11 49.6 99.9 99.9 202431703301RCKM4 29 999.9 999.9 330 8.0 12.1 999 9999.9 30.12 49.6 99.9 99.9 202431703361RCKM4 29 999.9 999.9 290 7.0 8.0 999 9999.9 30.12 99.9 99.9 99.9 202431703421RCKM4 29 999.9 999.9 300 6.0 8.9 999 9999.9 30.13 99.9 99.9 99.9 202431703481RCKM4 29 999.9 999.9 330 8.0 9.9 999 9999.9 30.13 99.9 99.9 99.9 202431703541RCKM4 29 999.9 999.9 340 8.0 9.9 999 9999.9 30.14 49.3 99.9 99.9 202431704001RCKM4 29 999.9 999.9 340 7.0 11.1 999 9999.9 30.14 49.3 99.9 99.9 202431704061RCKM4 29 999.9 999.9 310 8.0 9.9 999 9999.9 30.14 49.3 99.9 99.9 202431704121RCKM4 29 999.9 999.9 300 8.0 9.9 999 9999.9 30.14 49.3 99.9 99.9 202431704181RCKM4 29 999.9 999.9 310 8.0 8.9 999 9999.9 30.15 49.3 99.9 99.9 202431704241RCKM4 29 999.9 999.9 330 8.9 9.9 999 9999.9 30.15 49.3 99.9 99.9 202431704301RCKM4 29 999.9 999.9 330 8.9 12.1 999 9999.9 30.16 49.3 99.9 99.9 202431704361RCKM4 29 999.9 999.9 330 8.0 9.9 999 9999.9 30.16 99.9 99.9 99.9 202431704421RCKM4 29 999.9 999.9 290 5.1 8.9 999 9999.9 30.17 99.9 99.9 99.9 202431704481RCKM4 29 999.9 999.9 290 6.0 8.0 999 9999.9 30.17 99.9 99.9 99.9 202431704541RCKM4 29 999.9 999.9 310 8.0 11.1 999 9999.9 30.18 49.3 99.9 99.9 202431705001RCKM4 29 999.9 999.9 320 8.9 11.1 999 9999.9 30.19 49.3 99.9 99.9 202431705061RCKM4 29 999.9 999.9 310 7.0 12.1 999 9999.9 30.19 49.3 99.9 99.9 202431705121RCKM4 29 999.9 999.9 290 7.0 8.9 999 9999.9 30.19 49.5 99.9 99.9 202431705181RCKM4 29 999.9 999.9 300 7.0 8.9 999 9999.9 30.19 49.5 99.9 99.9 202431705241RCKM4 29 999.9 999.9 310 8.9 12.1 999 9999.9 30.19 49.1 99.9 99.9 202431705301RCKM4 29 999.9 999.9 300 6.0 11.1 999 9999.9 30.19 48.7 99.9 99.9 202431705361RCKM4 29 999.9 999.9 300 8.0 9.9 999 9999.9 30.19 99.9 99.9 99.9 202431705421RCKM4 29 999.9 999.9 310 8.9 11.1 999 9999.9 30.19 99.9 99.9 99.9 202431705481RCKM4 29 999.9 999.9 330 8.0 9.9 999 9999.9 30.20 99.9 99.9 99.9 202431705541RCKM4 29 999.9 999.9 330 9.9 11.1 999 9999.9 30.20 48.4 99.9 99.9 202431706001RCKM4 29 999.9 999.9 310 11.1 13.0 999 9999.9 30.20 48.6 99.9 99.9 202431706061RCKM4 29 999.9 999.9 310 8.9 12.1 999 9999.9 30.21 48.6 99.9 99.9 202431706121RCKM4 29 999.9 999.9 320 9.9 12.1 999 9999.9 30.21 48.6 99.9 99.9 202431706181RCKM4 29 999.9 999.9 330 12.1 13.0 999 9999.9 30.21 48.6 99.9 99.9 202431706241RCKM4 29 999.9 999.9 330 12.1 13.0 999 9999.9 30.21 48.6 99.9 99.9 202431706301RCKM4 29 999.9 999.9 330 11.1 13.0 999 9999.9 30.22 48.6 99.9 99.9 202431706361RCKM4 29 999.9 999.9 330 9.9 12.1 999 9999.9 30.22 99.9 99.9 99.9 202431706421RCKM4 29 999.9 999.9 340 8.9 13.0 999 9999.9 30.22 99.9 99.9 99.9 202431706481RCKM4 29 999.9 999.9 350 6.0 9.9 999 9999.9 30.22 99.9 99.9 99.9 202431706541RCKM4 29 999.9 999.9 350 7.0 8.0 999 9999.9 30.22 48.6 99.9 99.9 202431707061RCKM4 29 999.9 999.9 330 9.9 12.1 999 9999.9 30.23 48.4 99.9 99.9 202431707121RCKM4 29 999.9 999.9 330 9.9 12.1 999 9999.9 30.24 48.4 99.9 99.9 202431707181RCKM4 29 999.9 999.9 330 9.9 12.1 999 9999.9 30.24 48.4 99.9 99.9 202431707241RCKM4 29 999.9 999.9 340 8.0 12.1 999 9999.9 30.24 48.4 99.9 99.9 202431707301RCKM4 29 999.9 999.9 330 7.0 8.9 999 9999.9 30.25 48.4 99.9 99.9 202431707361RCKM4 29 999.9 999.9 330 7.0 8.0 999 9999.9 30.25 99.9 99.9 99.9 202431707421RCKM4 29 999.9 999.9 340 5.1 8.0 999 9999.9 30.25 99.9 99.9 99.9 202431707481RCKM4 29 999.9 999.9 340 6.0 8.9 999 9999.9 30.26 99.9 99.9 99.9 202431707541RCKM4 29 999.9 999.9 330 7.0 8.9 999 9999.9 30.26 48.2 99.9 99.9 202431708001RCKM4 29 999.9 999.9 330 7.0 8.9 999 9999.9 30.26 48.2 99.9 99.9 202431708061RCKM4 29 999.9 999.9 340 7.0 8.9 999 9999.9 30.27 48.2 99.9 99.9 202431708121RCKM4 29 999.9 999.9 340 6.0 8.9 999 9999.9 30.27 48.2 99.9 99.9 202431708181RCKM4 29 999.9 999.9 350 6.0 8.9 999 9999.9 30.27 48.2 99.9 99.9 202431708241RCKM4 29 999.9 999.9 340 6.0 8.9 999 9999.9 30.27 48.2 99.9 99.9 202431708301RCKM4 29 999.9 999.9 330 6.0 7.0 999 9999.9 30.27 48.2 99.9 99.9 202431708361RCKM4 29 999.9 999.9 330 6.0 8.0 999 9999.9 30.27 99.9 99.9 99.9 202431708421RCKM4 29 999.9 999.9 330 7.0 8.0 999 9999.9 30.27 99.9 99.9 99.9 202431708481RCKM4 29 999.9 999.9 340 6.0 8.0 999 9999.9 30.27 99.9 99.9 99.9 202431708541RCKM4 29 999.9 999.9 350 6.0 7.0 999 9999.9 30.27 48.0 99.9 99.9 202431709001RCKM4 29 999.9 999.9 330 6.0 7.0 999 9999.9 30.27 48.0 99.9 99.9 202431709061RCKM4 29 999.9 999.9 330 7.0 8.0 999 9999.9 30.28 48.0 99.9 99.9 202431709121RCKM4 29 999.9 999.9 330 7.0 8.0 999 9999.9 30.28 48.0 99.9 99.9 202431709181RCKM4 29 999.9 999.9 330 8.0 8.9 999 9999.9 30.28 48.0 99.9 99.9 202431709241RCKM4 29 999.9 999.9 340 7.0 8.9 999 9999.9 30.28 48.0 99.9 99.9 202431709301RCKM4 29 999.9 999.9 330 7.0 8.0 999 9999.9 30.29 48.0 99.9 99.9 202431709361RCKM4 29 999.9 999.9 330 8.0 8.9 999 9999.9 30.29 99.9 99.9 99.9 202431709421RCKM4 29 999.9 999.9 330 8.0 11.1 999 9999.9 30.29 99.9 99.9 99.9 202431709481RCKM4 29 999.9 999.9 330 8.0 9.9 999 9999.9 30.30 99.9 99.9 99.9 202431709541RCKM4 29 999.9 999.9 350 7.0 9.9 999 9999.9 30.30 48.0 99.9 99.9 202431710001RCKM4 29 999.9 999.9 340 6.0 8.0 999 9999.9 30.30 48.2 99.9 99.9 202431710061RCKM4 29 999.9 999.9 340 6.0 8.0 999 9999.9 30.30 48.2 99.9 99.9 202431710121RCKM4 29 999.9 999.9 330 6.0 7.0 999 9999.9 30.31 48.2 99.9 99.9 202431710181RCKM4 29 999.9 999.9 330 6.0 8.0 999 9999.9 30.31 48.2 99.9 99.9 202431710241RCKM4 29 999.9 999.9 330 6.0 7.0 999 9999.9 9999.9 48.2 99.9 99.9 202431710301RCKM4 29 999.9 999.9 330 5.1 7.0 999 9999.9 9999.9 48.2 99.9 99.9 202431710361RCKM4 29 999.9 999.9 340 5.1 6.0 999 9999.9 30.32 99.9 99.9 99.9 202431710421RCKM4 29 999.9 999.9 320 5.1 6.0 999 9999.9 30.32 99.9 99.9 99.9 202431710481RCKM4 29 999.9 999.9 320 5.1 7.0 999 9999.9 30.32 99.9 99.9 99.9 202431710541RCKM4 29 999.9 999.9 300 1.9 5.1 999 9999.9 30.32 48.4 99.9 99.9 202431711001RCKM4 29 999.9 999.9 250 1.9 2.9 999 9999.9 30.33 48.4 99.9 99.9 202431711061RCKM4 29 999.9 999.9 250 1.9 2.9 999 9999.9 30.33 48.6 99.9 99.9 202431711121RCKM4 29 999.9 999.9 250 1.9 2.9 999 9999.9 30.34 48.6 99.9 99.9 202431711181RCKM4 29 999.9 999.9 260 1.9 2.9 999 9999.9 30.34 48.7 99.9 99.9 202431711241RCKM4 29 999.9 999.9 280 1.9 2.9 999 9999.9 30.34 48.9 99.9 99.9 202431711301RCKM4 29 999.9 999.9 310 2.9 4.1 999 9999.9 30.34 48.9 99.9 99.9 202431711361RCKM4 29 999.9 999.9 340 2.9 2.9 999 9999.9 30.35 99.9 99.9 99.9 202431711421RCKM4 29 999.9 999.9 340 4.1 4.1 999 9999.9 30.35 99.9 99.9 99.9 202431711481RCKM4 29 999.9 999.9 350 4.1 5.1 999 9999.9 30.35 99.9 99.9 99.9 202431711541RCKM4 29 999.9 999.9 340 2.9 4.1 999 9999.9 30.35 49.5 99.9 99.9 202431712001RCKM4 29 999.9 999.9 350 4.1 5.1 999 9999.9 30.35 49.5 99.9 99.9 202431712061RCKM4 29 999.9 999.9 350 4.1 5.1 999 9999.9 30.35 49.6 99.9 99.9 202431712121RCKM4 29 999.9 999.9 360 2.9 4.1 999 9999.9 30.36 49.8 99.9 99.9 202431712181RCKM4 29 999.9 999.9 350 4.1 5.1 999 9999.9 30.36 49.8 99.9 99.9 202431712241RCKM4 29 999.9 999.9 30 1.9 4.1 999 9999.9 30.37 50.0 99.9 99.9 202431712301RCKM4 29 999.9 999.9 30 2.9 4.1 999 9999.9 30.37 50.0 99.9 99.9 202431712361RCKM4 29 999.9 999.9 20 2.9 4.1 999 9999.9 30.37 99.9 99.9 99.9 202431712421RCKM4 29 999.9 999.9 10 2.9 4.1 999 9999.9 30.37 99.9 99.9 99.9 202431712481RCKM4 29 999.9 999.9 10 2.9 4.1 999 9999.9 30.38 99.9 99.9 99.9 202431712541RCKM4 29 999.9 999.9 360 4.1 4.1 999 9999.9 30.38 50.2 99.9 99.9 202431713001RCKM4 29 999.9 999.9 10 2.9 4.1 999 9999.9 30.38 50.2 99.9 99.9 202431713061RCKM4 29 999.9 999.9 360 2.9 5.1 999 9999.9 30.39 99.9 99.9 99.9 202431713121RCKM4 29 999.9 999.9 350 2.9 4.1 999 9999.9 30.39 99.9 99.9 99.9 202431713181RCKM4 29 999.9 999.9 350 2.9 5.1 999 9999.9 30.39 99.9 99.9 99.9 202431713241RCKM4 29 999.9 999.9 360 1.9 2.9 999 9999.9 30.39 50.0 99.9 99.9 202431713301RCKM4 29 999.9 999.9 350 2.9 4.1 999 9999.9 30.40 50.0 99.9 99.9 202431713361RCKM4 29 999.9 999.9 340 2.9 4.1 999 9999.9 30.40 99.9 99.9 99.9 202431713421RCKM4 29 999.9 999.9 350 2.9 4.1 999 9999.9 30.40 99.9 99.9 99.9 202431713481RCKM4 29 999.9 999.9 10 2.9 4.1 999 9999.9 30.40 99.9 99.9 99.9 202431713541RCKM4 29 999.9 999.9 10 1.9 4.1 999 9999.9 30.40 49.5 99.9 99.9 202431714001RCKM4 29 999.9 999.9 10 2.9 4.1 999 9999.9 30.40 49.5 99.9 99.9 202431714061RCKM4 29 999.9 999.9 360 2.9 5.1 999 9999.9 30.40 49.3 99.9 99.9 202431714121RCKM4 29 999.9 999.9 10 2.9 4.1 999 9999.9 30.40 49.1 99.9 99.9 202431714181RCKM4 29 999.9 999.9 10 2.9 4.1 999 9999.9 30.41 49.1 99.9 99.9 202431714241RCKM4 29 999.9 999.9 360 1.0 2.9 999 9999.9 30.41 48.9 99.9 99.9 202431714301RCKM4 29 999.9 999.9 360 1.9 2.9 999 9999.9 30.42 48.9 99.9 99.9 202431714361RCKM4 29 999.9 999.9 0 0.0 2.9 999 9999.9 30.42 99.9 99.9 99.9 202431714421RCKM4 29 999.9 999.9 0 0.0 1.9 999 9999.9 30.42 99.9 99.9 99.9 202431714481RCKM4 29 999.9 999.9 350 1.0 2.9 999 9999.9 30.42 99.9 99.9 99.9 202431714541RCKM4 29 999.9 999.9 330 1.0 2.9 999 9999.9 30.42 48.6 99.9 99.9 202431715001RCKM4 29 999.9 999.9 0 0.0 1.0 999 9999.9 30.42 48.6 99.9 99.9 202431715061RCKM4 29 999.9 999.9 0 0.0 1.0 999 9999.9 30.42 99.9 99.9 99.9 202431715121RCKM4 29 999.9 999.9 30 1.0 1.9 999 9999.9 30.42 99.9 99.9 99.9 202431715181RCKM4 29 999.9 999.9 0 0.0 1.0 999 9999.9 30.43 99.9 99.9 99.9 202431715241RCKM4 29 999.9 999.9 60 2.9 4.1 999 9999.9 30.43 48.4 99.9 99.9 202431715301RCKM4 29 999.9 999.9 50 2.9 4.1 999 9999.9 30.43 48.4 99.9 99.9 202431715361RCKM4 29 999.9 999.9 30 1.9 4.1 999 9999.9 30.43 99.9 99.9 99.9 202431715421RCKM4 29 999.9 999.9 180 1.0 1.9 999 9999.9 30.43 99.9 99.9 99.9 202431715481RCKM4 29 999.9 999.9 50 2.9 2.9 999 9999.9 30.43 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 4th data value plotted]
158 matching elements
0.044 sec

This Web page created and maintained by Greg Lang, NOAA/GLERL,
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