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Realtime Great Lakes Weather Data and Marine Observations


SWPM4: NOS S.W. Pier MI                                  
CMAN Station
Lat: 46.50°, Lon: -84.37°
Elevation: 186 m
Anemometer Height: 9 m
Related Site: NDBC


Current Time: 1425 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 (185)
 (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 202518500001SWPM4 09 17.6 999.9 300 3.6 4.1 999 9999.9 1015.4 14.3 99.9 99.9 202518500061SWPM4 09 17.5 999.9 300 3.6 5.1 999 9999.9 1015.5 14.3 99.9 99.9 202518500121SWPM4 09 17.6 999.9 310 3.6 4.1 999 9999.9 1015.6 14.3 99.9 99.9 202518500181SWPM4 09 17.6 999.9 320 3.6 4.6 999 9999.9 1015.8 14.3 99.9 99.9 202518500241SWPM4 09 17.5 999.9 320 2.6 3.6 999 9999.9 1015.8 14.3 99.9 99.9 202518500301SWPM4 09 17.4 999.9 330 2.6 3.6 999 9999.9 1016.0 14.3 99.9 99.9 202518500361SWPM4 09 17.2 999.9 330 2.6 3.1 999 9999.9 1016.1 14.3 99.9 99.9 202518500421SWPM4 09 17.1 999.9 320 2.6 3.6 999 9999.9 1016.2 14.3 99.9 99.9 202518500481SWPM4 09 16.9 999.9 310 2.1 3.6 999 9999.9 1016.1 14.3 99.9 99.9 202518500541SWPM4 09 16.7 999.9 320 2.6 4.1 999 9999.9 1016.1 14.3 99.9 99.9 202518501001SWPM4 09 16.6 999.9 320 2.1 3.6 999 9999.9 1016.1 14.3 99.9 99.9 202518501061SWPM4 09 16.5 999.9 300 2.6 3.1 999 9999.9 1016.1 14.3 99.9 99.9 202518501121SWPM4 09 16.6 999.9 300 3.1 3.6 999 9999.9 1016.1 14.3 99.9 99.9 202518501181SWPM4 09 16.2 999.9 290 2.6 3.6 999 9999.9 1016.1 14.3 99.9 99.9 202518501241SWPM4 09 16.1 999.9 310 2.6 3.1 999 9999.9 1016.0 14.3 99.9 99.9 202518501301SWPM4 09 16.1 999.9 310 2.6 3.1 999 9999.9 1016.0 14.3 99.9 99.9 202518501361SWPM4 09 999.9 999.9 310 2.6 3.6 999 9999.9 1016.0 14.3 99.9 99.9 202518501421SWPM4 09 999.9 999.9 300 2.6 3.1 999 9999.9 1016.0 14.3 99.9 99.9 202518501481SWPM4 09 999.9 999.9 300 2.1 3.1 999 9999.9 1016.2 14.3 99.9 99.9 202518501541SWPM4 09 15.6 999.9 300 2.1 2.6 999 9999.9 1016.2 14.3 99.9 99.9 202518502001SWPM4 09 15.5 999.9 290 2.6 2.6 999 9999.9 1016.4 14.3 99.9 99.9 202518502061SWPM4 09 15.4 999.9 290 2.6 2.6 999 9999.9 1016.5 14.3 99.9 99.9 202518502121SWPM4 09 15.3 999.9 280 2.1 2.6 999 9999.9 1016.6 14.3 99.9 99.9 202518502181SWPM4 09 15.2 999.9 270 2.6 2.6 999 9999.9 1016.7 14.3 99.9 99.9 202518502241SWPM4 09 15.0 999.9 270 2.1 2.6 999 9999.9 1016.6 14.3 99.9 99.9 202518502301SWPM4 09 15.0 999.9 270 1.5 2.1 999 9999.9 1016.5 14.3 99.9 99.9 202518502361SWPM4 09 999.9 999.9 260 1.0 1.5 999 9999.9 1016.4 14.3 99.9 99.9 202518502421SWPM4 09 999.9 999.9 250 2.1 2.1 999 9999.9 1016.5 14.3 99.9 99.9 202518502481SWPM4 09 999.9 999.9 230 1.0 2.6 999 9999.9 1016.4 14.3 99.9 99.9 202518503001SWPM4 09 14.8 999.9 300 1.0 2.1 999 9999.9 1016.3 14.3 99.9 99.9 202518503061SWPM4 09 14.3 999.9 210 0.5 1.5 999 9999.9 1016.3 14.3 99.9 99.9 202518503121SWPM4 09 14.3 999.9 240 0.5 1.0 999 9999.9 1016.3 14.3 99.9 99.9 202518503181SWPM4 09 14.2 999.9 280 0.5 1.0 999 9999.9 1016.4 14.3 99.9 99.9 202518503241SWPM4 09 14.0 999.9 220 1.0 1.0 999 9999.9 1016.5 14.3 99.9 99.9 202518503301SWPM4 09 13.7 999.9 200 1.0 1.5 999 9999.9 1016.5 14.3 99.9 99.9 202518503361SWPM4 09 13.6 999.9 999 99.9 99.9 999 9999.9 1016.6 14.3 99.9 99.9 202518503421SWPM4 09 13.7 999.9 999 99.9 99.9 999 9999.9 1016.6 14.3 99.9 99.9 202518503481SWPM4 09 13.4 999.9 999 99.9 99.9 999 9999.9 1016.6 14.3 99.9 99.9 202518503541SWPM4 09 13.4 999.9 210 1.0 1.5 999 9999.9 1016.6 14.3 99.9 99.9 202518504001SWPM4 09 13.2 999.9 220 1.0 1.5 999 9999.9 1016.7 14.3 99.9 99.9 202518504061SWPM4 09 13.1 999.9 240 2.1 2.6 999 9999.9 1016.9 14.3 99.9 99.9 202518504121SWPM4 09 13.1 999.9 240 2.1 2.6 999 9999.9 1017.0 14.3 99.9 99.9 202518504181SWPM4 09 13.3 999.9 230 2.1 2.6 999 9999.9 1017.0 14.3 99.9 99.9 202518504241SWPM4 09 13.6 999.9 240 2.1 3.1 999 9999.9 1017.0 14.3 99.9 99.9 202518504301SWPM4 09 13.6 999.9 240 2.6 2.6 999 9999.9 1017.0 14.3 99.9 99.9 202518504361SWPM4 09 999.9 999.9 230 1.5 2.6 999 9999.9 1017.1 14.3 99.9 99.9 202518504421SWPM4 09 999.9 999.9 240 2.1 3.1 999 9999.9 1017.0 14.3 99.9 99.9 202518504481SWPM4 09 999.9 999.9 230 2.6 3.1 999 9999.9 1017.1 14.3 99.9 99.9 202518505001SWPM4 09 13.3 999.9 240 2.6 3.1 999 9999.9 1017.2 14.3 99.9 99.9 202518505061SWPM4 09 13.4 999.9 220 2.1 2.6 999 9999.9 1017.2 14.3 99.9 99.9 202518505121SWPM4 09 13.5 999.9 240 2.1 2.1 999 9999.9 1017.2 14.3 99.9 99.9 202518505181SWPM4 09 13.5 999.9 250 1.0 2.6 999 9999.9 1017.2 14.3 99.9 99.9 202518505241SWPM4 09 13.4 999.9 260 1.0 1.5 999 9999.9 1017.3 14.3 99.9 99.9 202518505301SWPM4 09 13.4 999.9 250 1.0 1.5 999 9999.9 1017.3 14.3 99.9 99.9 202518505361SWPM4 09 999.9 999.9 270 1.5 2.1 999 9999.9 1017.2 14.3 99.9 99.9 202518505421SWPM4 09 999.9 999.9 260 1.5 2.1 999 9999.9 1017.3 14.3 99.9 99.9 202518505481SWPM4 09 999.9 999.9 250 1.5 2.1 999 9999.9 1017.3 14.3 99.9 99.9 202518505541SWPM4 09 12.9 999.9 250 1.0 1.5 999 9999.9 1017.3 14.3 99.9 99.9 202518506001SWPM4 09 12.9 999.9 280 1.0 1.5 999 9999.9 1017.4 14.3 99.9 99.9 202518506061SWPM4 09 12.6 999.9 350 1.0 1.5 999 9999.9 1017.3 14.3 99.9 99.9 202518506121SWPM4 09 12.2 999.9 310 1.0 1.5 999 9999.9 1017.3 14.3 99.9 99.9 202518506181SWPM4 09 12.2 999.9 320 1.0 1.0 999 9999.9 1017.3 14.3 99.9 99.9 202518506241SWPM4 09 12.2 999.9 0 0.0 1.0 999 9999.9 1017.2 14.3 99.9 99.9 202518506301SWPM4 09 12.2 999.9 310 0.5 0.5 999 9999.9 1017.1 14.4 99.9 99.9 202518506361SWPM4 09 12.2 999.9 0 0.0 0.5 999 9999.9 1017.0 14.4 99.9 99.9 202518506421SWPM4 09 12.1 999.9 0 0.0 0.5 999 9999.9 1017.0 14.4 99.9 99.9 202518506481SWPM4 09 12.0 999.9 0 0.0 0.0 999 9999.9 1016.9 14.4 99.9 99.9 202518506541SWPM4 09 11.9 999.9 0 0.0 0.5 999 9999.9 1016.9 14.4 99.9 99.9 202518507001SWPM4 09 11.9 999.9 0 0.0 0.5 999 9999.9 1016.9 14.4 99.9 99.9 202518507061SWPM4 09 999.9 999.9 0 0.0 0.5 999 9999.9 1016.8 14.4 99.9 99.9 202518507121SWPM4 09 999.9 999.9 90 0.5 1.0 999 9999.9 1016.8 14.4 99.9 99.9 202518507181SWPM4 09 999.9 999.9 80 1.0 1.0 999 9999.9 1016.8 14.4 99.9 99.9 202518507241SWPM4 09 12.1 999.9 100 1.0 1.0 999 9999.9 1016.8 14.4 99.9 99.9 202518507301SWPM4 09 12.0 999.9 100 1.0 1.0 999 9999.9 1016.8 14.4 99.9 99.9 202518507361SWPM4 09 12.0 999.9 110 1.0 1.0 999 9999.9 1016.9 14.4 99.9 99.9 202518507421SWPM4 09 11.9 999.9 100 1.0 1.0 999 9999.9 1016.9 14.4 99.9 99.9 202518507481SWPM4 09 11.8 999.9 0 0.0 1.0 999 9999.9 1017.0 14.4 99.9 99.9 202518507541SWPM4 09 11.7 999.9 0 0.0 0.5 999 9999.9 1017.1 14.4 99.9 99.9 202518508001SWPM4 09 11.6 999.9 130 0.5 0.5 999 9999.9 1017.0 14.4 99.9 99.9 202518508061SWPM4 09 11.5 999.9 110 1.0 1.0 999 9999.9 1016.9 14.4 99.9 99.9 202518508121SWPM4 09 11.6 999.9 0 0.0 1.0 999 9999.9 1017.1 14.4 99.9 99.9 202518508181SWPM4 09 11.5 999.9 0 0.0 1.0 999 9999.9 1017.1 14.4 99.9 99.9 202518508241SWPM4 09 11.5 999.9 100 0.5 1.0 999 9999.9 1017.1 14.4 99.9 99.9 202518508301SWPM4 09 11.5 999.9 110 0.5 1.0 999 9999.9 1017.1 14.4 99.9 99.9 202518508361SWPM4 09 999.9 999.9 120 1.0 1.0 999 9999.9 1017.0 14.4 99.9 99.9 202518508421SWPM4 09 999.9 999.9 110 0.5 1.0 999 9999.9 1017.0 14.4 99.9 99.9 202518508481SWPM4 09 999.9 999.9 0 0.0 1.0 999 9999.9 1017.1 14.4 99.9 99.9 202518508541SWPM4 09 11.4 999.9 140 0.5 0.5 999 9999.9 1017.2 14.4 99.9 99.9 202518509061SWPM4 09 999.9 999.9 240 0.5 1.0 999 9999.9 1017.3 14.4 99.9 99.9 202518509121SWPM4 09 999.9 999.9 240 0.5 1.0 999 9999.9 1017.3 14.4 99.9 99.9 202518509181SWPM4 09 999.9 999.9 230 0.5 1.0 999 9999.9 1017.5 14.4 99.9 99.9 202518509241SWPM4 09 11.1 999.9 220 0.5 1.0 999 9999.9 1017.5 14.4 99.9 99.9 202518509301SWPM4 09 10.9 999.9 200 1.0 1.0 999 9999.9 1017.4 14.4 99.9 99.9 202518509361SWPM4 09 999.9 999.9 0 0.0 1.0 999 9999.9 1017.4 14.4 99.9 99.9 202518509421SWPM4 09 999.9 999.9 130 1.0 1.0 999 9999.9 1017.4 14.4 99.9 99.9 202518509481SWPM4 09 999.9 999.9 110 0.5 1.0 999 9999.9 1017.4 14.4 99.9 99.9 202518509541SWPM4 09 10.8 999.9 110 0.5 1.0 999 9999.9 1017.4 14.4 99.9 99.9 202518510001SWPM4 09 10.9 999.9 100 1.0 1.0 999 9999.9 1017.4 14.4 99.9 99.9 202518510061SWPM4 09 10.9 999.9 110 1.5 2.1 999 9999.9 1017.3 14.4 99.9 99.9 202518510121SWPM4 09 10.9 999.9 100 1.5 2.1 999 9999.9 1017.3 14.4 99.9 99.9 202518510181SWPM4 09 11.0 999.9 110 1.5 2.1 999 9999.9 1017.3 14.4 99.9 99.9 202518510241SWPM4 09 11.0 999.9 120 0.5 1.5 999 9999.9 1017.4 14.4 99.9 99.9 202518510301SWPM4 09 11.0 999.9 0 0.0 0.5 999 9999.9 1017.5 14.4 99.9 99.9 202518510361SWPM4 09 11.5 999.9 0 0.0 0.0 999 9999.9 1017.4 14.4 99.9 99.9 202518510421SWPM4 09 11.7 999.9 90 0.5 0.5 999 9999.9 1017.4 14.4 99.9 99.9 202518510481SWPM4 09 11.7 999.9 100 1.0 1.0 999 9999.9 1017.4 14.4 99.9 99.9 202518510541SWPM4 09 11.8 999.9 70 1.0 1.0 999 9999.9 1017.5 14.4 99.9 99.9 202518511001SWPM4 09 11.9 999.9 20 1.0 1.5 999 9999.9 1017.5 14.4 99.9 99.9 202518511061SWPM4 09 12.0 999.9 40 1.0 1.5 999 9999.9 1017.5 14.4 99.9 99.9 202518511121SWPM4 09 12.1 999.9 50 2.6 2.6 999 9999.9 1017.5 14.4 99.9 99.9 202518511181SWPM4 09 12.2 999.9 70 2.1 2.6 999 9999.9 1017.5 14.4 99.9 99.9 202518511241SWPM4 09 12.4 999.9 70 2.1 2.6 999 9999.9 1017.6 14.4 99.9 99.9 202518511301SWPM4 09 12.6 999.9 80 2.6 2.6 999 9999.9 1017.6 14.4 99.9 99.9 202518511361SWPM4 09 999.9 999.9 80 2.6 3.1 999 9999.9 1017.5 14.4 99.9 99.9 202518511421SWPM4 09 999.9 999.9 80 2.6 3.1 999 9999.9 1017.6 14.4 99.9 99.9 202518511481SWPM4 09 999.9 999.9 100 2.6 2.6 999 9999.9 1017.5 14.4 99.9 99.9 202518511541SWPM4 09 13.2 999.9 100 2.6 3.1 999 9999.9 1017.4 14.4 99.9 99.9 202518512001SWPM4 09 13.4 999.9 110 2.1 2.6 999 9999.9 1017.4 14.4 99.9 99.9 202518512061SWPM4 09 13.7 999.9 80 2.1 2.6 999 9999.9 1017.4 14.4 99.9 99.9 202518512121SWPM4 09 13.6 999.9 80 2.6 3.6 999 9999.9 1017.4 14.4 99.9 99.9 202518512181SWPM4 09 14.0 999.9 100 2.1 2.6 999 9999.9 1017.4 14.4 99.9 99.9 202518512241SWPM4 09 14.1 999.9 100 2.6 3.6 999 9999.9 1017.3 14.4 99.9 99.9 202518512301SWPM4 09 14.2 999.9 90 2.6 3.6 999 9999.9 1017.2 14.4 99.9 99.9 202518512361SWPM4 09 999.9 999.9 110 1.5 3.1 999 9999.9 1017.1 14.4 99.9 99.9 202518512421SWPM4 09 999.9 999.9 110 2.1 3.6 999 9999.9 1017.1 14.4 99.9 99.9 202518512481SWPM4 09 999.9 999.9 110 2.1 2.6 999 9999.9 1017.2 14.4 99.9 99.9 202518512541SWPM4 09 15.9 999.9 120 1.5 2.6 999 9999.9 1017.5 14.4 99.9 99.9 202518513001SWPM4 09 16.1 999.9 180 1.5 2.1 999 9999.9 1017.4 14.4 99.9 99.9 202518513061SWPM4 09 999.9 999.9 120 1.5 2.6 999 9999.9 1017.4 14.4 99.9 99.9 202518513121SWPM4 09 999.9 999.9 120 2.1 3.1 999 9999.9 1017.4 14.4 99.9 99.9 202518513181SWPM4 09 999.9 999.9 70 1.0 1.5 999 9999.9 1017.5 14.4 99.9 99.9 202518513241SWPM4 09 16.2 999.9 50 1.5 2.1 999 9999.9 1017.7 14.4 99.9 99.9 202518513301SWPM4 09 16.5 999.9 50 0.5 2.6 999 9999.9 1018.0 14.4 99.9 99.9 202518513361SWPM4 09 999.9 999.9 40 1.0 1.5 999 9999.9 1018.1 14.4 99.9 99.9 202518513421SWPM4 09 999.9 999.9 50 2.1 2.1 999 9999.9 1018.2 14.4 99.9 99.9 202518513481SWPM4 09 999.9 999.9 60 1.5 2.1 999 9999.9 1018.1 14.4 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
  [every 3rd data value plotted]
136 matching elements
0.025 sec

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