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Realtime Great Lakes Weather Data and Marine Observations


CHII2: GLERL Chicago IL                                  
CMAN Station
Lat: 41.92°, Lon: -87.57°
Elevation: 176 m
Anemometer Height: 26 m
Related Site: NDBC

Related Site: GLERL


Current Time: 2251 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 (188)
 (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 202518800001CHII2 19 25.5 25.5 360 14.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202518800101CHII2 19 25.1 25.1 350 10.8 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518800201CHII2 19 25.3 25.3 360 13.4 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202518800301CHII2 19 25.3 25.3 360 11.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518800401CHII2 19 25.1 25.1 360 12.3 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518800501CHII2 19 25.2 25.2 360 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518801001CHII2 19 25.3 25.3 360 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518801101CHII2 19 25.2 25.2 360 12.9 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518801201CHII2 19 25.3 25.3 360 12.3 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518801301CHII2 19 25.2 25.2 360 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518801401CHII2 19 25.3 25.3 360 13.4 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518801501CHII2 19 25.4 25.4 360 14.4 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202518802001CHII2 19 25.5 25.5 360 11.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518802101CHII2 19 25.5 25.5 10 12.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518802201CHII2 19 25.5 25.5 360 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518802301CHII2 19 25.5 25.4 360 13.9 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202518802401CHII2 19 25.4 25.4 360 9.8 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518802501CHII2 19 25.3 25.3 10 11.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518803001CHII2 19 25.4 25.4 360 13.4 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518803101CHII2 19 25.3 25.3 360 13.4 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518803201CHII2 19 25.3 25.3 360 12.9 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518803301CHII2 19 25.2 25.2 360 11.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518803401CHII2 19 25.2 25.2 360 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518803501CHII2 19 25.2 25.2 10 11.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518804001CHII2 19 25.1 25.1 10 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518804101CHII2 19 25.0 25.0 360 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518804201CHII2 19 24.8 24.8 360 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518804301CHII2 19 24.9 24.9 360 9.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518804401CHII2 19 24.9 24.9 360 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518804501CHII2 19 24.7 24.7 360 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518805001CHII2 19 24.6 24.6 360 12.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518805101CHII2 19 24.3 24.3 360 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518805201CHII2 19 24.3 24.3 360 11.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518805301CHII2 19 24.1 24.1 360 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518805401CHII2 19 24.1 24.1 360 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518805501CHII2 19 24.1 24.1 350 10.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518806001CHII2 19 24.1 24.1 10 12.3 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202518806101CHII2 19 24.2 24.2 360 12.9 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518806201CHII2 19 23.9 23.9 10 12.9 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518806301CHII2 19 24.2 24.2 360 11.8 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518806401CHII2 19 23.9 23.9 350 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518806501CHII2 19 23.9 23.9 360 13.4 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518807001CHII2 19 23.8 23.8 360 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518807101CHII2 19 23.9 23.9 360 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518807201CHII2 19 23.8 23.8 350 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518807301CHII2 19 23.8 23.8 350 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518807401CHII2 19 23.9 23.9 340 14.4 15.4 999 9999.9 9999.9 99.9 99.9 99.9 202518807501CHII2 19 24.0 24.0 360 13.9 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518808001CHII2 19 23.9 23.9 340 13.4 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202518808101CHII2 19 24.0 24.0 340 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518808201CHII2 19 23.8 23.8 350 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202518808301CHII2 19 23.8 23.8 350 10.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518808401CHII2 19 23.9 23.9 350 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518808501CHII2 19 23.7 23.7 350 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518809001CHII2 19 23.8 23.8 350 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518809101CHII2 19 23.8 23.8 350 10.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518809201CHII2 19 24.1 24.1 350 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518809301CHII2 19 24.0 24.0 340 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202518809401CHII2 19 24.0 24.0 350 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518809501CHII2 19 24.0 24.0 360 11.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518810001CHII2 19 24.0 24.0 350 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518810101CHII2 19 24.1 24.1 350 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518810201CHII2 19 24.0 23.9 350 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518810301CHII2 19 24.2 24.2 360 10.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518810401CHII2 19 24.4 24.0 360 9.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518810501CHII2 19 24.3 24.2 360 8.7 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518811001CHII2 19 24.4 24.0 350 9.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518811101CHII2 19 24.3 23.9 350 9.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518811201CHII2 19 23.9 23.9 330 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518811301CHII2 19 23.7 23.7 330 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518811401CHII2 19 23.7 23.7 330 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518811501CHII2 19 23.7 23.7 330 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518812001CHII2 19 23.7 23.7 330 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518812101CHII2 19 23.6 23.6 330 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518812201CHII2 19 23.7 23.7 330 11.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518812301CHII2 19 23.6 23.6 330 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518812401CHII2 19 23.5 23.5 330 12.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518812501CHII2 19 23.8 23.8 340 11.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202518813001CHII2 19 23.8 23.8 340 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518813101CHII2 19 23.9 23.9 350 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518813201CHII2 19 23.5 23.5 340 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518813301CHII2 19 23.6 23.6 350 9.3 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202518813401CHII2 19 23.9 23.9 350 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518813501CHII2 19 23.7 23.7 350 9.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202518814001CHII2 19 23.8 23.8 350 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518814101CHII2 19 23.7 23.7 350 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518814201CHII2 19 23.6 23.4 350 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518814301CHII2 19 23.6 23.6 350 10.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202518814401CHII2 19 23.6 23.5 350 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518814501CHII2 19 23.7 23.7 350 9.8 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202518815101CHII2 19 23.6 23.5 350 8.2 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518815201CHII2 19 23.9 23.9 350 7.2 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202518815301CHII2 19 23.8 23.6 350 8.2 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202518815401CHII2 19 24.0 24.0 360 8.2 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202518815501CHII2 19 24.0 23.9 350 7.7 8.2 999 9999.9 9999.9 99.9 99.9 99.9 202518816001CHII2 19 23.9 23.9 340 7.2 8.2 999 9999.9 9999.9 99.9 99.9 99.9 202518816301CHII2 19 24.1 23.8 360 7.7 8.2 999 9999.9 9999.9 99.9 99.9 99.9 202518816401CHII2 19 23.8 23.3 10 8.2 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202518816501CHII2 19 24.0 23.6 10 8.2 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202518817001CHII2 19 23.9 23.5 10 7.2 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202518817101CHII2 19 23.8 23.4 10 5.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518817201CHII2 19 23.9 23.5 360 5.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202518817301CHII2 19 23.8 23.4 360 6.2 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518817401CHII2 19 23.8 23.3 360 6.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518817501CHII2 19 23.8 23.3 360 5.7 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518818001CHII2 19 23.9 23.7 360 5.7 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518818101CHII2 19 23.7 23.2 360 6.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202518818201CHII2 19 23.5 23.1 350 6.2 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202518818301CHII2 19 23.8 23.4 10 6.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518818401CHII2 19 23.7 23.3 360 6.2 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202518818501CHII2 19 23.8 23.5 360 6.2 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518819001CHII2 19 23.9 23.7 10 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518819101CHII2 19 23.5 23.2 10 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518819201CHII2 19 23.0 22.7 10 5.1 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518819301CHII2 19 23.0 22.6 10 5.1 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518819401CHII2 19 23.2 22.8 10 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518819501CHII2 19 23.1 22.7 10 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518820001CHII2 19 23.1 22.7 10 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518820101CHII2 19 23.0 22.5 10 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518820201CHII2 19 23.1 22.7 10 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518820301CHII2 19 23.1 22.5 10 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518820401CHII2 19 23.1 22.7 10 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518820501CHII2 19 23.2 22.7 20 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518821001CHII2 19 23.2 22.6 20 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518821101CHII2 19 23.2 22.4 10 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518821201CHII2 19 23.2 22.4 30 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518821301CHII2 19 23.4 22.5 20 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518821401CHII2 19 23.4 22.6 20 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518821501CHII2 19 23.4 22.4 20 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518822001CHII2 19 23.4 22.4 30 5.7 6.2 999 9999.9 9999.9 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 3rd data value plotted]
130 matching elements
0.030 sec

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