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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: 1612 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 (284)
 (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 202528400001CHII2 19 66.6 54.1 240 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202528400101CHII2 19 66.4 54.7 270 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202528400201CHII2 19 66.0 53.8 260 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202528400301CHII2 19 65.8 53.8 260 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202528400401CHII2 19 65.7 54.0 270 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202528400501CHII2 19 65.7 54.5 270 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202528401001CHII2 19 65.7 54.5 270 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202528401101CHII2 19 65.7 54.9 260 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202528401201CHII2 19 65.7 55.6 260 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202528401301CHII2 19 65.8 55.8 260 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202528401401CHII2 19 65.8 55.4 250 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202528401501CHII2 19 65.8 55.9 260 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202528402001CHII2 19 65.7 56.5 260 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202528402101CHII2 19 65.7 56.7 260 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202528402201CHII2 19 65.7 56.8 260 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202528402301CHII2 19 65.7 57.4 260 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202528402401CHII2 19 65.5 57.9 270 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202528402501CHII2 19 65.3 57.6 280 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202528403001CHII2 19 64.9 57.0 280 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202528403101CHII2 19 64.8 57.2 290 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202528403201CHII2 19 64.6 57.2 290 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202528403301CHII2 19 64.4 57.4 290 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202528403401CHII2 19 64.4 57.6 300 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202528403501CHII2 19 64.2 57.7 310 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202528404001CHII2 19 64.4 58.3 310 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202528404101CHII2 19 64.4 58.5 310 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202528404201CHII2 19 64.2 58.3 320 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202528404301CHII2 19 63.9 57.4 330 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528404401CHII2 19 63.7 58.5 340 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528404501CHII2 19 64.9 57.9 10 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202528405001CHII2 19 65.3 55.6 20 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202528405101CHII2 19 65.3 54.3 30 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202528405201CHII2 19 64.8 54.7 30 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202528405301CHII2 19 64.4 55.4 30 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202528405401CHII2 19 64.4 52.7 30 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202528405501CHII2 19 64.0 52.3 40 22.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202528406001CHII2 19 64.0 51.3 30 23.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202528406101CHII2 19 64.0 52.0 30 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202528406201CHII2 19 64.0 51.4 40 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202528406301CHII2 19 63.9 50.4 40 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202528406401CHII2 19 63.7 50.4 30 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202528406501CHII2 19 63.5 49.3 30 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202528407001CHII2 19 63.5 50.0 30 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202528407101CHII2 19 63.3 50.4 30 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202528407201CHII2 19 63.5 49.1 30 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202528407301CHII2 19 63.5 50.4 30 15.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202528407401CHII2 19 63.3 48.6 30 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202528407501CHII2 19 63.3 49.6 30 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202528408001CHII2 19 63.1 47.8 20 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202528408101CHII2 19 63.0 47.3 30 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202528408201CHII2 19 63.0 48.6 30 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202528408301CHII2 19 62.8 49.6 30 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528408401CHII2 19 62.4 49.8 30 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528408501CHII2 19 62.2 50.0 40 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202528409001CHII2 19 62.2 49.6 40 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202528409101CHII2 19 62.1 48.6 40 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528409201CHII2 19 61.9 48.6 40 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202528409301CHII2 19 61.9 48.6 40 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528409401CHII2 19 62.1 48.0 40 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202528409501CHII2 19 61.7 48.6 50 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528410001CHII2 19 61.9 48.9 60 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202528410101CHII2 19 61.7 47.7 50 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202528410201CHII2 19 61.7 48.7 40 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528410301CHII2 19 61.5 50.0 60 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528410401CHII2 19 61.5 49.5 50 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202528410501CHII2 19 61.3 49.3 60 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202528411001CHII2 19 61.3 49.1 50 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202528411101CHII2 19 61.3 48.6 50 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202528411201CHII2 19 61.3 48.7 60 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202528411301CHII2 19 61.2 49.3 40 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202528411401CHII2 19 61.0 49.8 60 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202528411501CHII2 19 61.2 50.7 50 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202528412001CHII2 19 61.0 49.3 50 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202528412101CHII2 19 61.0 49.3 50 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202528412201CHII2 19 61.0 48.9 60 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202528412301CHII2 19 61.2 50.2 60 9.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202528412401CHII2 19 61.0 49.8 70 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202528412501CHII2 19 61.2 49.8 70 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202528413001CHII2 19 61.2 49.5 60 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202528413101CHII2 19 61.0 48.9 60 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202528413201CHII2 19 60.8 49.6 50 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202528413301CHII2 19 61.0 50.4 50 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202528413401CHII2 19 61.0 50.2 50 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202528413501CHII2 19 60.8 49.3 50 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202528414001CHII2 19 61.0 49.5 50 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202528414101CHII2 19 61.2 50.2 50 12.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202528414201CHII2 19 60.8 50.5 50 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202528414301CHII2 19 61.0 49.5 50 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202528414401CHII2 19 61.0 49.8 70 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202528414501CHII2 19 61.0 49.8 50 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202528415001CHII2 19 61.2 50.5 60 8.9 12.1 999 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 2nd value plotted]
91 matching elements
0.026 sec

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