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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: 2135 GMT
Station Types
(Click on name to view all stations for that type)
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Red MarkerCMAN & USCG Stations
Yellow MarkerShip Reports
Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (174)
 (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 202417400001CHII2 19 87.4 71.8 200 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202417400101CHII2 19 92.3 69.4 230 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417400201CHII2 19 93.2 68.9 220 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202417400301CHII2 19 92.3 69.3 210 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202417400401CHII2 19 93.4 68.2 220 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202417400501CHII2 19 93.4 68.9 230 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202417401001CHII2 19 92.3 69.8 230 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417401101CHII2 19 92.3 69.1 220 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202417401201CHII2 19 92.3 68.4 230 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202417401301CHII2 19 92.7 69.1 230 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202417401401CHII2 19 92.3 68.9 230 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202417401501CHII2 19 92.3 68.9 220 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202417402001CHII2 19 91.8 69.1 240 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202417402101CHII2 19 999.9 999.9 340 15.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417402201CHII2 19 999.9 999.9 350 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202417402301CHII2 19 999.9 999.9 350 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202417402401CHII2 19 999.9 999.9 340 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417402501CHII2 19 999.9 999.9 340 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202417403001CHII2 19 999.9 999.9 340 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202417403101CHII2 19 999.9 999.9 340 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202417403201CHII2 19 999.9 999.9 340 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202417403301CHII2 19 999.9 999.9 340 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202417403401CHII2 19 999.9 999.9 340 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202417403501CHII2 19 999.9 999.9 340 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417404001CHII2 19 70.0 70.0 340 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202417404101CHII2 19 69.8 69.8 340 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417404201CHII2 19 70.0 70.0 340 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202417404301CHII2 19 69.8 69.8 340 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202417404401CHII2 19 69.8 69.8 340 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202417404501CHII2 19 69.8 69.8 350 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202417405001CHII2 19 70.0 70.0 340 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202417405101CHII2 19 69.8 69.8 340 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202417405201CHII2 19 69.6 69.6 350 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202417405301CHII2 19 69.6 69.6 350 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202417405401CHII2 19 69.6 69.6 340 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202417405501CHII2 19 70.0 70.0 350 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202417406001CHII2 19 70.5 70.5 340 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202417406101CHII2 19 70.7 70.7 340 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202417406201CHII2 19 70.0 70.0 340 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202417406301CHII2 19 70.0 70.0 350 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202417406401CHII2 19 69.4 69.4 350 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202417406501CHII2 19 69.3 69.3 340 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202417407001CHII2 19 68.9 68.9 340 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202417407101CHII2 19 68.7 68.7 340 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202417407201CHII2 19 68.7 68.7 340 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202417407301CHII2 19 68.5 68.5 340 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202417407401CHII2 19 68.4 68.4 320 15.9 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202417407501CHII2 19 69.1 69.1 300 1.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202417408001CHII2 19 69.1 69.1 330 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202417408101CHII2 19 69.6 69.6 320 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202417408201CHII2 19 69.6 69.6 330 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202417408301CHII2 19 69.8 69.8 20 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202417408401CHII2 19 69.8 69.8 20 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202417408501CHII2 19 69.8 69.8 30 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202417409001CHII2 19 69.4 69.4 30 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202417409101CHII2 19 69.8 69.8 90 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202417409201CHII2 19 70.2 70.2 120 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202417409301CHII2 19 70.2 70.2 120 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202417409401CHII2 19 70.7 70.7 110 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202417409501CHII2 19 70.9 70.9 120 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202417410001CHII2 19 71.2 71.2 130 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202417410101CHII2 19 71.1 71.1 140 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202417410201CHII2 19 71.4 71.4 140 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202417410301CHII2 19 71.6 71.6 150 6.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202417410401CHII2 19 72.0 72.0 150 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202417410501CHII2 19 72.1 72.1 160 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202417411001CHII2 19 72.7 72.7 160 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202417411101CHII2 19 73.0 73.0 170 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417411201CHII2 19 73.2 73.2 170 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202417411301CHII2 19 73.4 73.4 170 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202417411401CHII2 19 74.7 74.7 170 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202417411501CHII2 19 74.8 74.8 180 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202417412001CHII2 19 77.4 72.9 190 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202417412101CHII2 19 78.8 72.7 200 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202417412201CHII2 19 80.8 72.1 210 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202417412301CHII2 19 82.8 71.8 210 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202417412401CHII2 19 83.5 72.0 210 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202417412501CHII2 19 84.0 72.1 210 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202417413001CHII2 19 84.7 72.1 210 20.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202417413101CHII2 19 84.7 72.5 220 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202417413201CHII2 19 85.1 72.7 220 18.1 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202417413301CHII2 19 85.1 72.9 220 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202417413401CHII2 19 85.3 72.7 220 23.9 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202417413501CHII2 19 86.0 73.0 230 22.0 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202417414001CHII2 19 86.4 73.0 220 23.9 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202417414101CHII2 19 86.0 73.2 220 25.1 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202417414201CHII2 19 85.5 73.6 220 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202417414301CHII2 19 87.3 73.8 220 22.9 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202417414401CHII2 19 85.8 73.9 220 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202417414501CHII2 19 87.1 74.3 230 26.0 36.9 999 9999.9 9999.9 99.9 99.9 99.9 202417415001CHII2 19 87.6 74.5 220 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202417415101CHII2 19 88.0 74.3 220 23.9 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202417415201CHII2 19 88.0 74.1 220 26.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202417415301CHII2 19 86.9 74.1 220 25.1 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417415401CHII2 19 87.1 74.7 210 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202417415501CHII2 19 88.0 73.8 220 25.1 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202417416001CHII2 19 87.6 73.8 220 20.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202417416101CHII2 19 88.9 73.2 220 27.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417416201CHII2 19 89.1 73.6 230 23.9 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202417416301CHII2 19 89.4 72.7 230 32.1 34.0 999 9999.9 9999.9 99.9 99.9 99.9 202417416401CHII2 19 89.6 72.9 210 27.0 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202417416501CHII2 19 88.5 72.9 220 25.1 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202417417001CHII2 19 88.2 72.7 230 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202417417101CHII2 19 90.5 72.3 230 26.0 34.0 999 9999.9 9999.9 99.9 99.9 99.9 202417417201CHII2 19 90.5 72.3 220 25.1 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417417301CHII2 19 89.4 72.9 220 20.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202417417401CHII2 19 90.9 72.5 220 27.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417417501CHII2 19 90.9 72.0 230 25.1 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202417418001CHII2 19 91.4 70.9 230 25.1 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417418101CHII2 19 90.7 70.0 210 27.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417418301CHII2 19 91.4 71.4 210 27.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202417418401CHII2 19 90.9 71.6 210 29.0 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202417418501CHII2 19 91.8 71.6 220 21.0 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202417419001CHII2 19 91.0 71.4 230 21.0 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202417419101CHII2 19 92.5 70.3 220 30.9 34.0 999 9999.9 9999.9 99.9 99.9 99.9 202417419201CHII2 19 91.4 71.2 230 22.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202417419301CHII2 19 91.4 71.4 210 27.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417419401CHII2 19 92.5 71.1 220 22.0 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202417419501CHII2 19 92.8 71.2 230 25.1 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202417420001CHII2 19 93.2 71.6 220 28.0 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202417420101CHII2 19 92.5 71.4 220 27.0 34.0 999 9999.9 9999.9 99.9 99.9 99.9 202417420201CHII2 19 92.7 70.9 230 26.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417420301CHII2 19 93.2 71.4 240 23.9 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202417420501CHII2 19 93.0 70.9 230 30.9 36.0 999 9999.9 9999.9 99.9 99.9 99.9 202417421001CHII2 19 92.1 71.6 210 26.0 29.0 999 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
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  [every 3rd data value plotted]
125 matching elements
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This Web page created and maintained by Greg Lang, NOAA/GLERL,
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