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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: 1614 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 (042)
 (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 202504200001SWPM4 09 -8.4 999.9 270 3.1 4.1 999 9999.9 1023.4 99.9 99.9 99.9 202504200061SWPM4 09 -7.5 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504200121SWPM4 09 -7.6 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504200181SWPM4 09 -7.7 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504200241SWPM4 09 -7.7 999.9 290 5.1 5.7 999 9999.9 1023.2 99.9 99.9 99.9 202504200301SWPM4 09 -7.7 999.9 290 4.6 5.7 999 9999.9 1023.2 99.9 99.9 99.9 202504200361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.1 99.9 99.9 99.9 202504200421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.1 99.9 99.9 99.9 202504200481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.0 99.9 99.9 99.9 202504200541SWPM4 09 -7.9 999.9 270 4.1 4.6 999 9999.9 1023.0 99.9 99.9 99.9 202504201001SWPM4 09 -8.1 999.9 270 3.6 4.6 999 9999.9 1023.0 99.9 99.9 99.9 202504201061SWPM4 09 -8.4 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504201121SWPM4 09 -8.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504201181SWPM4 09 -8.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504201241SWPM4 09 -8.1 999.9 240 4.6 5.7 999 9999.9 1022.9 99.9 99.9 99.9 202504201301SWPM4 09 -8.1 999.9 250 5.1 6.2 999 9999.9 1023.0 99.9 99.9 99.9 202504201361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.0 99.9 99.9 99.9 202504201421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.0 99.9 99.9 99.9 202504201481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.0 99.9 99.9 99.9 202504201541SWPM4 09 -8.4 999.9 250 5.1 6.2 999 9999.9 1022.9 99.9 99.9 99.9 202504202001SWPM4 09 -8.3 999.9 250 4.6 6.2 999 9999.9 1022.9 99.9 99.9 99.9 202504202061SWPM4 09 -8.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504202121SWPM4 09 -8.7 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504202181SWPM4 09 -8.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504202241SWPM4 09 -8.7 999.9 250 4.6 5.1 999 9999.9 1022.6 99.9 99.9 99.9 202504202301SWPM4 09 -8.9 999.9 240 4.1 4.6 999 9999.9 1022.6 99.9 99.9 99.9 202504202361SWPM4 09 -8.9 999.9 250 4.1 5.7 999 9999.9 1022.7 99.9 99.9 99.9 202504202421SWPM4 09 -9.0 999.9 240 4.1 5.7 999 9999.9 1022.7 99.9 99.9 99.9 202504202481SWPM4 09 -9.0 999.9 250 4.6 5.7 999 9999.9 1022.7 99.9 99.9 99.9 202504202541SWPM4 09 -9.1 999.9 250 5.1 5.7 999 9999.9 1022.7 99.9 99.9 99.9 202504203001SWPM4 09 -9.1 999.9 250 4.6 5.1 999 9999.9 1022.6 99.9 99.9 99.9 202504203061SWPM4 09 -9.0 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504203121SWPM4 09 -8.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504203181SWPM4 09 -8.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504203241SWPM4 09 -8.9 999.9 250 4.6 5.1 999 9999.9 1022.3 99.9 99.9 99.9 202504203301SWPM4 09 -8.9 999.9 250 4.6 5.7 999 9999.9 1022.3 99.9 99.9 99.9 202504203361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.4 99.9 99.9 99.9 202504203421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.3 99.9 99.9 99.9 202504203481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.3 99.9 99.9 99.9 202504203541SWPM4 09 -8.5 999.9 260 6.7 7.7 999 9999.9 1022.3 99.9 99.9 99.9 202504204001SWPM4 09 -8.3 999.9 270 7.7 9.3 999 9999.9 1022.2 99.9 99.9 99.9 202504204061SWPM4 09 -8.2 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504204121SWPM4 09 -8.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504204181SWPM4 09 -8.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504204241SWPM4 09 -8.2 999.9 290 8.7 10.8 999 9999.9 1022.2 99.9 99.9 99.9 202504204301SWPM4 09 -8.2 999.9 280 8.2 9.8 999 9999.9 1022.2 99.9 99.9 99.9 202504204361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.2 99.9 99.9 99.9 202504204421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.3 99.9 99.9 99.9 202504204481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.4 99.9 99.9 99.9 202504204541SWPM4 09 -8.5 999.9 290 6.2 8.2 999 9999.9 1022.4 99.9 99.9 99.9 202504205001SWPM4 09 -8.7 999.9 310 6.7 8.7 999 9999.9 1022.4 99.9 99.9 99.9 202504205061SWPM4 09 -8.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504205121SWPM4 09 -9.1 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504205181SWPM4 09 -9.4 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504205241SWPM4 09 -9.5 999.9 310 9.3 12.9 999 9999.9 1022.7 99.9 99.9 99.9 202504205301SWPM4 09 -9.6 999.9 310 8.7 11.3 999 9999.9 1022.6 99.9 99.9 99.9 202504205361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.7 99.9 99.9 99.9 202504205421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1022.9 99.9 99.9 99.9 202504205481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.0 99.9 99.9 99.9 202504205541SWPM4 09 -10.5 999.9 340 6.7 12.3 999 9999.9 1023.0 99.9 99.9 99.9 202504206001SWPM4 09 -10.7 999.9 340 6.2 10.8 999 9999.9 1023.2 99.9 99.9 99.9 202504206061SWPM4 09 -10.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504206121SWPM4 09 -10.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504206181SWPM4 09 -10.9 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504206241SWPM4 09 -10.8 999.9 360 4.1 7.2 999 9999.9 1023.5 99.9 99.9 99.9 202504206301SWPM4 09 -11.0 999.9 360 6.2 8.2 999 9999.9 1023.5 99.9 99.9 99.9 202504206361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.5 99.9 99.9 99.9 202504206421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.5 99.9 99.9 99.9 202504206481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1023.6 99.9 99.9 99.9 202504206541SWPM4 09 -11.2 999.9 340 4.1 6.7 999 9999.9 1023.7 99.9 99.9 99.9 202504207001SWPM4 09 -11.2 999.9 350 4.6 6.7 999 9999.9 1023.7 99.9 99.9 99.9 202504207061SWPM4 09 -11.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504207121SWPM4 09 -11.5 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504207181SWPM4 09 -11.5 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504207241SWPM4 09 -11.7 999.9 340 5.7 7.2 999 9999.9 1023.8 99.9 99.9 99.9 202504207301SWPM4 09 -11.7 999.9 350 5.1 7.7 999 9999.9 1023.9 99.9 99.9 99.9 202504207361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1024.0 99.9 99.9 99.9 202504207421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1024.2 99.9 99.9 99.9 202504207481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1024.3 99.9 99.9 99.9 202504207541SWPM4 09 -12.1 999.9 350 5.7 7.2 999 9999.9 1024.3 99.9 99.9 99.9 202504208001SWPM4 09 -12.3 999.9 340 5.1 6.2 999 9999.9 1024.4 99.9 99.9 99.9 202504208061SWPM4 09 -12.5 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504208121SWPM4 09 -12.6 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504208181SWPM4 09 -12.7 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504208241SWPM4 09 -12.8 999.9 40 4.1 5.7 999 9999.9 1024.5 99.9 99.9 99.9 202504208301SWPM4 09 -12.9 999.9 50 3.6 5.7 999 9999.9 1024.6 99.9 99.9 99.9 202504208361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1024.6 99.9 99.9 99.9 202504208421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1024.7 99.9 99.9 99.9 202504208481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1024.7 99.9 99.9 99.9 202504208541SWPM4 09 -13.5 999.9 60 2.6 3.6 999 9999.9 1024.8 99.9 99.9 99.9 202504209001SWPM4 09 -13.6 999.9 70 3.6 4.1 999 9999.9 1024.9 99.9 99.9 99.9 202504209061SWPM4 09 -13.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504209121SWPM4 09 -14.0 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504209181SWPM4 09 -14.2 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504209241SWPM4 09 -14.4 999.9 50 3.6 4.6 999 9999.9 1025.0 99.9 99.9 99.9 202504209301SWPM4 09 -14.4 999.9 60 3.1 4.1 999 9999.9 1025.1 99.9 99.9 99.9 202504209361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.2 99.9 99.9 99.9 202504209421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.3 99.9 99.9 99.9 202504209481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.3 99.9 99.9 99.9 202504209541SWPM4 09 -14.8 999.9 50 3.1 4.1 999 9999.9 1025.3 99.9 99.9 99.9 202504210001SWPM4 09 -15.1 999.9 40 3.1 3.6 999 9999.9 1025.4 99.9 99.9 99.9 202504210061SWPM4 09 -15.1 999.9 999 99.9 99.9 999 9999.9 1025.4 99.9 99.9 99.9 202504210121SWPM4 09 -15.2 999.9 999 99.9 99.9 999 9999.9 1025.3 99.9 99.9 99.9 202504210181SWPM4 09 -15.5 999.9 999 99.9 99.9 999 9999.9 1025.3 99.9 99.9 99.9 202504210241SWPM4 09 -15.4 999.9 50 3.1 3.6 999 9999.9 1025.4 99.9 99.9 99.9 202504210301SWPM4 09 -15.4 999.9 50 2.6 3.1 999 9999.9 1025.4 99.9 99.9 99.9 202504210361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.4 99.9 99.9 99.9 202504210421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.4 99.9 99.9 99.9 202504210481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.5 99.9 99.9 99.9 202504210541SWPM4 09 -15.9 999.9 90 2.1 2.6 999 9999.9 1025.4 99.9 99.9 99.9 202504211001SWPM4 09 -16.1 999.9 60 2.1 2.6 999 9999.9 1025.4 99.9 99.9 99.9 202504211061SWPM4 09 -16.2 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504211121SWPM4 09 -15.9 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504211181SWPM4 09 -16.0 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504211241SWPM4 09 -15.8 999.9 60 3.1 3.6 999 9999.9 1025.5 99.9 99.9 99.9 202504211301SWPM4 09 -16.0 999.9 60 2.6 3.6 999 9999.9 1025.5 99.9 99.9 99.9 202504211361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.5 99.9 99.9 99.9 202504211421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.4 99.9 99.9 99.9 202504211481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1025.5 99.9 99.9 99.9 202504211541SWPM4 09 -16.3 999.9 40 3.1 4.1 999 9999.9 1025.5 99.9 99.9 99.9 202504212001SWPM4 09 -16.4 999.9 40 2.6 3.6 999 9999.9 1025.5 99.9 99.9 99.9 202504212061SWPM4 09 -16.5 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504212121SWPM4 09 -16.5 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504212181SWPM4 09 -16.6 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504212241SWPM4 09 -16.8 999.9 50 2.1 2.6 999 9999.9 1025.7 99.9 99.9 99.9 202504212301SWPM4 09 -17.0 999.9 50 2.1 2.6 999 9999.9 1025.6 99.9 99.9 99.9 202504212361SWPM4 09 999.9 999.9 60 1.5 2.6 999 9999.9 1025.7 99.9 99.9 99.9 202504212421SWPM4 09 999.9 999.9 180 0.5 1.5 999 9999.9 1025.8 99.9 99.9 99.9 202504212481SWPM4 09 999.9 999.9 270 1.5 2.6 999 9999.9 1025.9 99.9 99.9 99.9 202504212541SWPM4 09 -19.4 999.9 270 0.5 1.5 999 9999.9 1025.9 99.9 99.9 99.9 202504213001SWPM4 09 -20.2 999.9 250 1.5 2.1 999 9999.9 1025.9 99.9 99.9 99.9 202504213061SWPM4 09 -20.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504213121SWPM4 09 -19.8 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504213181SWPM4 09 -20.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504213241SWPM4 09 -20.4 999.9 270 0.5 1.5 999 9999.9 1026.1 99.9 99.9 99.9 202504213301SWPM4 09 -19.9 999.9 260 0.5 1.0 999 9999.9 1026.1 99.9 99.9 99.9 202504213361SWPM4 09 -20.1 999.9 260 1.0 1.0 999 9999.9 1026.1 99.9 99.9 99.9 202504213421SWPM4 09 -20.6 999.9 280 1.0 1.5 999 9999.9 1026.1 99.9 99.9 99.9 202504213481SWPM4 09 -20.6 999.9 270 1.0 1.0 999 9999.9 1026.1 99.9 99.9 99.9 202504213541SWPM4 09 -20.5 999.9 260 1.0 1.5 999 9999.9 1026.2 99.9 99.9 99.9 202504214001SWPM4 09 -20.3 999.9 250 0.5 1.5 999 9999.9 1026.2 99.9 99.9 99.9 202504214061SWPM4 09 -20.2 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504214121SWPM4 09 -19.3 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504214181SWPM4 09 -18.1 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504214241SWPM4 09 -18.4 999.9 70 1.5 2.1 999 9999.9 1026.0 99.9 99.9 99.9 202504214301SWPM4 09 -17.5 999.9 70 2.1 2.1 999 9999.9 1026.1 99.9 99.9 99.9 202504214361SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1026.0 99.9 99.9 99.9 202504214421SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1026.0 99.9 99.9 99.9 202504214481SWPM4 09 999.9 999.9 999 99.9 99.9 999 9999.9 1026.0 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 2nd value plotted]
149 matching elements
0.055 sec

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