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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: 0430 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 (026)
 (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 202502600001SWPM4 09 999.9 999.9 250 9.8 11.8 999 9999.9 1005.8 99.9 99.9 99.9 202502600061SWPM4 09 -1.9 999.9 999 99.9 99.9 999 9999.9 1005.9 99.9 99.9 99.9 202502600121SWPM4 09 -2.2 999.9 999 99.9 99.9 999 9999.9 1006.0 99.9 99.9 99.9 202502600181SWPM4 09 -2.3 999.9 999 99.9 99.9 999 9999.9 1006.0 99.9 99.9 99.9 202502600241SWPM4 09 -2.2 999.9 250 8.2 11.3 999 9999.9 1006.0 99.9 99.9 99.9 202502600301SWPM4 09 -2.4 999.9 250 8.2 10.3 999 9999.9 1006.0 99.9 99.9 99.9 202502600421SWPM4 09 999.9 999.9 250 7.7 9.3 999 9999.9 1006.0 99.9 99.9 99.9 202502600481SWPM4 09 999.9 999.9 250 7.7 10.3 999 9999.9 1006.0 99.9 99.9 99.9 202502600541SWPM4 09 -2.3 999.9 250 8.7 9.8 999 9999.9 1006.0 99.9 99.9 99.9 202502601001SWPM4 09 -2.2 999.9 250 7.7 10.3 999 9999.9 1006.0 99.9 99.9 99.9 202502601061SWPM4 09 -2.3 999.9 250 8.2 10.3 999 9999.9 1006.0 99.9 99.9 99.9 202502601121SWPM4 09 -2.4 999.9 250 8.2 10.3 999 9999.9 1006.0 99.9 99.9 99.9 202502601181SWPM4 09 -2.1 999.9 250 9.3 11.3 999 9999.9 1006.0 99.9 99.9 99.9 202502601241SWPM4 09 999.9 999.9 250 10.3 12.9 999 9999.9 1006.0 99.9 99.9 99.9 202502601301SWPM4 09 999.9 999.9 250 10.8 14.9 999 9999.9 1006.0 99.9 99.9 99.9 202502601361SWPM4 09 999.9 999.9 260 13.4 15.4 999 9999.9 1006.1 99.9 99.9 99.9 202502601421SWPM4 09 999.9 999.9 260 12.3 14.9 999 9999.9 1006.3 99.9 99.9 99.9 202502601481SWPM4 09 999.9 999.9 270 11.8 13.9 999 9999.9 1006.3 99.9 99.9 99.9 202502601541SWPM4 09 -2.9 999.9 270 10.3 13.4 999 9999.9 1006.4 99.9 99.9 99.9 202502602001SWPM4 09 -2.8 999.9 260 10.8 13.4 999 9999.9 1006.3 99.9 99.9 99.9 202502602061SWPM4 09 -2.8 999.9 270 11.3 13.9 999 9999.9 1006.4 99.9 99.9 99.9 202502602121SWPM4 09 -2.6 999.9 270 12.9 18.0 999 9999.9 1006.5 99.9 99.9 99.9 202502602181SWPM4 09 -2.5 999.9 290 11.3 16.5 999 9999.9 1006.7 99.9 99.9 99.9 202502602241SWPM4 09 -2.4 999.9 290 8.2 10.8 999 9999.9 1006.8 99.9 99.9 99.9 202502602301SWPM4 09 -2.3 999.9 290 8.2 12.9 999 9999.9 1006.9 99.9 99.9 99.9 202502602361SWPM4 09 -2.2 999.9 300 11.3 14.4 999 9999.9 1006.9 99.9 99.9 99.9 202502602421SWPM4 09 -2.3 999.9 300 10.8 15.4 999 9999.9 1007.1 99.9 99.9 99.9 202502602481SWPM4 09 -2.3 999.9 310 11.3 14.4 999 9999.9 1007.1 99.9 99.9 99.9 202502602541SWPM4 09 -2.0 999.9 310 12.3 16.5 999 9999.9 1007.1 99.9 99.9 99.9 202502603001SWPM4 09 -1.9 999.9 310 10.3 14.4 999 9999.9 1007.2 99.9 99.9 99.9 202502603061SWPM4 09 -1.9 999.9 310 9.8 15.4 999 9999.9 1007.3 99.9 99.9 99.9 202502603121SWPM4 09 -1.9 999.9 310 11.3 13.4 999 9999.9 1007.4 99.9 99.9 99.9 202502603181SWPM4 09 -2.0 999.9 310 10.8 14.9 999 9999.9 1007.5 99.9 99.9 99.9 202502603241SWPM4 09 -2.1 999.9 320 9.3 11.8 999 9999.9 1007.5 99.9 99.9 99.9 202502603301SWPM4 09 -2.1 999.9 310 9.3 12.3 999 9999.9 1007.6 99.9 99.9 99.9 202502603361SWPM4 09 999.9 999.9 300 7.2 11.8 999 9999.9 1007.7 99.9 99.9 99.9 202502603421SWPM4 09 999.9 999.9 300 9.8 11.8 999 9999.9 1007.8 99.9 99.9 99.9 202502603481SWPM4 09 999.9 999.9 290 9.3 13.9 999 9999.9 1008.1 99.9 99.9 99.9
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