Skip to main content

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: 1029 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 (112)
 (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 202511200001SWPM4 09 3.5 999.9 260 5.7 7.2 999 9999.9 1001.0 0.9 99.9 99.9 202511200061SWPM4 09 3.6 999.9 270 6.2 8.7 999 9999.9 1001.2 0.8 99.9 99.9 202511200121SWPM4 09 3.6 999.9 270 7.7 11.3 999 9999.9 1001.4 0.8 99.9 99.9 202511200181SWPM4 09 3.2 999.9 280 7.7 12.3 999 9999.9 1001.5 0.8 99.9 99.9 202511200241SWPM4 09 3.1 999.9 270 8.2 11.3 999 9999.9 1001.6 0.8 99.9 99.9 202511200301SWPM4 09 2.9 999.9 270 6.7 9.8 999 9999.9 1001.7 0.8 99.9 99.9 202511200361SWPM4 09 2.7 999.9 270 6.7 10.8 999 9999.9 1001.8 0.8 99.9 99.9 202511200421SWPM4 09 2.5 999.9 270 6.2 9.8 999 9999.9 1001.9 0.9 99.9 99.9 202511200481SWPM4 09 2.5 999.9 260 6.7 9.3 999 9999.9 1002.1 0.9 99.9 99.9 202511200541SWPM4 09 2.3 999.9 260 7.2 9.3 999 9999.9 1002.2 0.9 99.9 99.9 202511201001SWPM4 09 2.2 999.9 260 7.7 9.8 999 9999.9 1002.4 0.9 99.9 99.9 202511201061SWPM4 09 2.2 999.9 260 7.7 10.3 999 9999.9 1002.5 0.9 99.9 99.9 202511201121SWPM4 09 2.1 999.9 270 7.2 9.3 999 9999.9 1002.6 0.9 99.9 99.9 202511201181SWPM4 09 2.0 999.9 260 7.7 9.8 999 9999.9 1002.7 0.8 99.9 99.9 202511201241SWPM4 09 2.1 999.9 270 8.7 11.8 999 9999.9 1002.8 0.9 99.9 99.9 202511201301SWPM4 09 2.0 999.9 270 7.7 11.3 999 9999.9 1002.9 0.9 99.9 99.9 202511201361SWPM4 09 2.1 999.9 270 8.7 12.3 999 9999.9 1003.0 0.9 99.9 99.9 202511201421SWPM4 09 2.1 999.9 270 8.7 10.8 999 9999.9 1003.1 0.9 99.9 99.9 202511201481SWPM4 09 2.1 999.9 270 8.2 10.8 999 9999.9 1003.3 0.8 99.9 99.9 202511201541SWPM4 09 2.1 999.9 270 10.3 12.9 999 9999.9 1003.4 0.8 99.9 99.9 202511202001SWPM4 09 2.0 999.9 270 7.7 12.3 999 9999.9 1003.6 0.9 99.9 99.9 202511202061SWPM4 09 2.1 999.9 270 9.3 11.8 999 9999.9 1003.8 0.8 99.9 99.9 202511202121SWPM4 09 1.9 999.9 270 9.3 12.3 999 9999.9 1003.9 0.9 99.9 99.9 202511202181SWPM4 09 1.9 999.9 270 9.8 12.3 999 9999.9 1004.0 0.9 99.9 99.9 202511202241SWPM4 09 1.8 999.9 270 8.7 12.3 999 9999.9 1004.1 0.9 99.9 99.9 202511202301SWPM4 09 1.8 999.9 270 9.3 12.3 999 9999.9 1004.2 0.8 99.9 99.9 202511202361SWPM4 09 1.7 999.9 270 9.3 12.9 999 9999.9 1004.3 0.8 99.9 99.9 202511202421SWPM4 09 1.7 999.9 270 9.3 11.3 999 9999.9 1004.4 0.9 99.9 99.9 202511202481SWPM4 09 1.5 999.9 270 8.2 10.8 999 9999.9 1004.5 0.9 99.9 99.9 202511202541SWPM4 09 1.5 999.9 270 7.7 11.3 999 9999.9 1004.6 0.8 99.9 99.9 202511203001SWPM4 09 1.6 999.9 280 9.8 12.9 999 9999.9 1004.7 0.8 99.9 99.9 202511203061SWPM4 09 999.9 999.9 270 9.3 12.3 999 9999.9 1004.8 0.8 99.9 99.9 202511203121SWPM4 09 999.9 999.9 270 8.7 11.3 999 9999.9 1004.9 0.8 99.9 99.9 202511203181SWPM4 09 999.9 999.9 270 7.2 11.8 999 9999.9 1004.9 0.8 99.9 99.9 202511203241SWPM4 09 1.5 999.9 270 9.8 11.8 999 9999.9 1004.9 0.9 99.9 99.9 202511203301SWPM4 09 1.5 999.9 280 8.7 11.8 999 9999.9 1005.0 0.7 99.9 99.9 202511203361SWPM4 09 1.4 999.9 280 8.2 10.8 999 9999.9 1005.1 0.8 99.9 99.9 202511203421SWPM4 09 1.5 999.9 270 8.2 9.8 999 9999.9 1005.1 0.8 99.9 99.9 202511203481SWPM4 09 1.6 999.9 280 7.7 11.3 999 9999.9 1005.2 0.8 99.9 99.9 202511203541SWPM4 09 1.7 999.9 280 8.7 11.3 999 9999.9 1005.2 0.7 99.9 99.9 202511204001SWPM4 09 1.8 999.9 280 9.8 11.8 999 9999.9 1005.3 0.8 99.9 99.9 202511204061SWPM4 09 1.8 999.9 280 8.7 12.3 999 9999.9 1005.3 0.9 99.9 99.9 202511204121SWPM4 09 1.8 999.9 280 8.7 13.4 999 9999.9 1005.3 0.8 99.9 99.9 202511204181SWPM4 09 1.9 999.9 280 10.3 12.9 999 9999.9 1005.4 0.8 99.9 99.9 202511204241SWPM4 09 1.8 999.9 290 9.3 12.9 999 9999.9 1005.6 0.9 99.9 99.9 202511204301SWPM4 09 1.8 999.9 280 8.7 10.3 999 9999.9 1005.7 0.9 99.9 99.9 202511204361SWPM4 09 999.9 999.9 290 10.3 13.4 999 9999.9 1005.7 0.8 99.9 99.9 202511204421SWPM4 09 999.9 999.9 280 8.7 11.3 999 9999.9 1005.9 0.8 99.9 99.9 202511204481SWPM4 09 999.9 999.9 280 8.7 11.3 999 9999.9 1006.0 0.8 99.9 99.9 202511204541SWPM4 09 1.9 999.9 290 8.7 11.8 999 9999.9 1006.1 0.9 99.9 99.9 202511205001SWPM4 09 1.9 999.9 290 8.7 11.3 999 9999.9 1006.2 0.9 99.9 99.9 202511205061SWPM4 09 2.0 999.9 290 8.7 11.8 999 9999.9 1006.3 1.0 99.9 99.9 202511205121SWPM4 09 2.0 999.9 290 9.8 12.9 999 9999.9 1006.5 0.9 99.9 99.9 202511205181SWPM4 09 2.0 999.9 290 7.2 12.9 999 9999.9 1006.6 0.9 99.9 99.9 202511205241SWPM4 09 2.0 999.9 290 9.3 11.8 999 9999.9 1006.7 0.9 99.9 99.9 202511205301SWPM4 09 1.9 999.9 290 7.7 10.8 999 9999.9 1006.9 0.8 99.9 99.9 202511205361SWPM4 09 999.9 999.9 290 8.7 13.9 999 9999.9 1006.9 0.9 99.9 99.9 202511205421SWPM4 09 999.9 999.9 290 9.8 12.9 999 9999.9 1007.0 0.8 99.9 99.9 202511205481SWPM4 09 999.9 999.9 290 8.2 10.8 999 9999.9 1007.1 0.8 99.9 99.9 202511205541SWPM4 09 1.9 999.9 290 7.7 11.8 999 9999.9 1007.2 0.8 99.9 99.9 202511206001SWPM4 09 1.8 999.9 290 8.7 12.3 999 9999.9 1007.3 0.8 99.9 99.9 202511206061SWPM4 09 2.1 999.9 280 8.7 12.3 999 9999.9 1007.3 0.8 99.9 99.9 202511206121SWPM4 09 2.0 999.9 290 8.2 12.3 999 9999.9 1007.4 0.9 99.9 99.9 202511206181SWPM4 09 1.9 999.9 290 8.7 12.9 999 9999.9 1007.4 0.9 99.9 99.9 202511206241SWPM4 09 1.9 999.9 290 8.7 10.3 999 9999.9 1007.5 0.8 99.9 99.9 202511206301SWPM4 09 1.9 999.9 290 9.3 11.3 999 9999.9 1007.6 0.7 99.9 99.9 202511206361SWPM4 09 1.8 999.9 290 9.3 11.3 999 9999.9 1007.7 0.8 99.9 99.9 202511206421SWPM4 09 1.9 999.9 290 9.3 13.4 999 9999.9 1007.7 0.8 99.9 99.9 202511206481SWPM4 09 1.8 999.9 280 9.3 11.3 999 9999.9 1007.8 0.9 99.9 99.9 202511206541SWPM4 09 1.8 999.9 290 7.7 10.3 999 9999.9 1007.9 0.9 99.9 99.9 202511207001SWPM4 09 1.8 999.9 290 8.7 10.8 999 9999.9 1008.0 0.8 99.9 99.9 202511207061SWPM4 09 1.8 999.9 280 8.2 11.8 999 9999.9 1008.1 0.8 99.9 99.9 202511207121SWPM4 09 1.8 999.9 290 7.7 10.3 999 9999.9 1008.2 0.8 99.9 99.9 202511207181SWPM4 09 1.8 999.9 290 7.7 10.8 999 9999.9 1008.4 0.7 99.9 99.9 202511207241SWPM4 09 1.8 999.9 290 7.7 10.3 999 9999.9 1008.4 0.8 99.9 99.9 202511207301SWPM4 09 1.9 999.9 280 9.3 10.8 999 9999.9 1008.4 0.9 99.9 99.9 202511207361SWPM4 09 999.9 999.9 290 8.2 12.3 999 9999.9 1008.6 0.9 99.9 99.9 202511207421SWPM4 09 999.9 999.9 300 7.2 10.3 999 9999.9 1008.6 0.8 99.9 99.9 202511207481SWPM4 09 999.9 999.9 290 8.2 9.8 999 9999.9 1008.8 0.9 99.9 99.9 202511207541SWPM4 09 1.9 999.9 290 7.7 11.3 999 9999.9 1008.9 0.9 99.9 99.9 202511208001SWPM4 09 1.8 999.9 290 6.7 12.9 999 9999.9 1009.0 1.0 99.9 99.9 202511208061SWPM4 09 1.8 999.9 290 8.2 10.3 999 9999.9 1009.2 0.9 99.9 99.9 202511208121SWPM4 09 2.0 999.9 290 9.3 11.8 999 9999.9 1009.3 0.9 99.9 99.9 202511208181SWPM4 09 1.8 999.9 290 8.2 11.8 999 9999.9 1009.4 0.8 99.9 99.9 202511208241SWPM4 09 2.0 999.9 290 9.3 12.3 999 9999.9 1009.5 0.9 99.9 99.9 202511208301SWPM4 09 1.9 999.9 300 7.7 9.8 999 9999.9 1009.6 0.9 99.9 99.9 202511208361SWPM4 09 1.8 999.9 300 7.2 11.3 999 9999.9 1009.6 0.9 99.9 99.9 202511208421SWPM4 09 1.9 999.9 290 7.2 10.8 999 9999.9 1009.7 0.9 99.9 99.9 202511208481SWPM4 09 2.0 999.9 300 9.3 10.8 999 9999.9 1009.7 0.9 99.9 99.9 202511208541SWPM4 09 1.9 999.9 300 7.7 11.8 999 9999.9 1009.7 0.9 99.9 99.9 202511209001SWPM4 09 2.0 999.9 300 9.8 11.8 999 9999.9 1009.8 0.9 99.9 99.9 202511209061SWPM4 09 1.9 999.9 290 8.2 11.8 999 9999.9 1010.0 1.0 99.9 99.9 202511209121SWPM4 09 1.9 999.9 300 8.2 12.9 999 9999.9 1010.1 0.8 99.9 99.9 202511209181SWPM4 09 2.0 999.9 300 9.3 12.9 999 9999.9 1010.3 0.8 99.9 99.9 202511209241SWPM4 09 1.9 999.9 300 8.2 12.9 999 9999.9 1010.4 0.9 99.9 99.9 202511209301SWPM4 09 2.0 999.9 290 9.3 12.3 999 9999.9 1010.5 0.8 99.9 99.9 202511209361SWPM4 09 1.9 999.9 290 8.7 11.8 999 9999.9 1010.7 0.8 99.9 99.9 202511209421SWPM4 09 2.0 999.9 300 9.3 12.9 999 9999.9 1010.8 0.8 99.9 99.9 202511209481SWPM4 09 2.0 999.9 300 9.8 13.4 999 9999.9 1010.9 0.8 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
99 matching elements
0.017 sec

This Web page created and maintained by Greg Lang, NOAA/GLERL,
[Return to NOAAPORT page]