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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: 0416 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 (203)
 (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 202420300001SWPM4 09 70.2 999.9 330 8.9 13.0 999 9999.9 30.02 68.7 99.9 99.9 202420300241SWPM4 09 68.9 999.9 330 7.0 9.9 999 9999.9 30.03 68.7 99.9 99.9 202420300301SWPM4 09 68.2 999.9 330 11.1 13.0 999 9999.9 30.03 68.7 99.9 99.9 202420300361SWPM4 09 68.0 999.9 330 9.9 14.0 999 9999.9 30.03 68.7 99.9 99.9 202420300421SWPM4 09 67.8 999.9 330 8.9 14.0 999 9999.9 30.03 68.7 99.9 99.9 202420300481SWPM4 09 67.8 999.9 330 8.9 12.1 999 9999.9 30.04 68.7 99.9 99.9 202420300541SWPM4 09 67.6 999.9 330 7.0 11.1 999 9999.9 30.04 68.7 99.9 99.9 202420301001SWPM4 09 67.5 999.9 330 6.0 11.1 999 9999.9 30.04 68.7 99.9 99.9 202420301061SWPM4 09 67.3 999.9 320 4.1 8.0 999 9999.9 30.04 68.7 99.9 99.9 202420301121SWPM4 09 67.3 999.9 330 5.1 8.9 999 9999.9 30.04 68.7 99.9 99.9 202420301181SWPM4 09 67.1 999.9 330 1.9 8.0 999 9999.9 30.04 68.7 99.9 99.9 202420301241SWPM4 09 999.9 999.9 320 1.0 4.1 999 9999.9 30.04 68.7 99.9 99.9 202420301301SWPM4 09 999.9 999.9 240 1.9 5.1 999 9999.9 30.05 68.7 99.9 99.9 202420301361SWPM4 09 67.3 999.9 260 2.9 5.1 999 9999.9 30.05 68.7 99.9 99.9 202420301421SWPM4 09 67.5 999.9 260 4.1 5.1 999 9999.9 30.05 68.7 99.9 99.9 202420301481SWPM4 09 67.3 999.9 250 4.1 5.1 999 9999.9 30.05 68.7 99.9 99.9 202420301541SWPM4 09 67.5 999.9 260 4.1 6.0 999 9999.9 30.05 99.9 99.9 99.9 202420302001SWPM4 09 67.5 999.9 280 5.1 6.0 999 9999.9 30.06 99.9 99.9 99.9 202420302061SWPM4 09 67.3 999.9 290 5.1 6.0 999 9999.9 30.06 68.7 99.9 99.9 202420302121SWPM4 09 67.1 999.9 280 4.1 6.0 999 9999.9 30.06 68.7 99.9 99.9 202420302181SWPM4 09 66.9 999.9 280 5.1 6.0 999 9999.9 30.06 68.7 99.9 99.9 202420302241SWPM4 09 66.9 999.9 290 5.1 6.0 999 9999.9 30.06 68.7 99.9 99.9 202420302301SWPM4 09 66.7 999.9 270 5.1 6.0 999 9999.9 30.06 68.7 99.9 99.9 202420302361SWPM4 09 66.7 999.9 280 4.1 5.1 999 9999.9 30.06 68.7 99.9 99.9 202420302421SWPM4 09 66.6 999.9 280 4.1 5.1 999 9999.9 30.06 68.7 99.9 99.9 202420302481SWPM4 09 66.6 999.9 280 4.1 5.1 999 9999.9 30.06 68.7 99.9 99.9
  New Graph (click on parameter):                                      
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26 matching elements
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