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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: 1905 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 (140)
 (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 202514000001CHII2 19 50.5 50.0 10 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202514000101CHII2 19 50.7 50.0 360 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202514000201CHII2 19 51.1 49.8 10 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202514000301CHII2 19 51.3 50.2 360 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514000401CHII2 19 51.6 50.5 10 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202514000501CHII2 19 51.4 50.5 10 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202514001001CHII2 19 51.4 51.1 10 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514001101CHII2 19 51.3 50.9 20 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202514001201CHII2 19 52.3 50.9 20 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514001301CHII2 19 52.9 51.4 30 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202514001401CHII2 19 53.1 51.6 30 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514001501CHII2 19 54.0 52.2 40 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202514002001CHII2 19 54.1 52.3 40 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202514002101CHII2 19 54.5 52.3 50 25.1 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514002201CHII2 19 54.5 52.3 60 27.0 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514002301CHII2 19 55.4 52.7 60 26.0 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202514003001CHII2 19 55.0 52.5 60 28.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514003101CHII2 19 55.4 52.3 60 28.0 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202514003201CHII2 19 55.4 52.3 60 28.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202514003301CHII2 19 55.4 52.0 60 29.0 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202514003401CHII2 19 55.2 52.0 60 28.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514003501CHII2 19 55.4 51.8 70 28.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202514004001CHII2 19 55.0 52.0 60 28.0 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202514004101CHII2 19 54.9 52.2 70 27.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514004201CHII2 19 54.7 52.2 70 27.0 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202514004301CHII2 19 54.9 52.2 70 29.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514004401CHII2 19 54.9 52.2 70 28.0 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202514004501CHII2 19 54.7 52.2 70 28.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514005001CHII2 19 54.5 52.2 70 29.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514005101CHII2 19 54.5 52.2 70 30.9 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202514005201CHII2 19 54.7 52.2 70 29.9 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202514005301CHII2 19 54.7 52.3 70 28.0 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202514005401CHII2 19 54.9 52.3 80 27.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202514005501CHII2 19 54.9 52.3 80 27.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202514006001CHII2 19 55.0 52.2 80 28.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514006101CHII2 19 55.2 52.3 80 28.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202514006201CHII2 19 55.2 52.3 80 26.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202514006301CHII2 19 55.2 52.5 80 27.0 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514006401CHII2 19 55.4 52.5 90 26.0 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514006501CHII2 19 55.2 52.7 80 26.0 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514007001CHII2 19 55.4 52.7 90 23.9 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514007101CHII2 19 55.4 52.5 90 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202514007201CHII2 19 55.4 52.7 100 22.0 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202514007301CHII2 19 55.2 52.3 90 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514007401CHII2 19 54.9 52.3 90 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514007501CHII2 19 54.7 52.3 90 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202514008001CHII2 19 54.5 52.3 90 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514008101CHII2 19 54.5 52.3 90 20.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514008201CHII2 19 54.5 52.5 90 19.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202514008301CHII2 19 54.5 52.3 90 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514008401CHII2 19 54.5 52.5 90 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202514008501CHII2 19 54.7 52.3 100 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202514009001CHII2 19 54.7 52.5 110 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202514009101CHII2 19 54.7 52.7 120 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202514009201CHII2 19 54.7 52.9 120 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202514009301CHII2 19 54.9 53.2 120 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202514009401CHII2 19 55.8 52.7 120 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202514009501CHII2 19 55.8 52.9 120 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202514010001CHII2 19 55.2 53.2 120 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202514010101CHII2 19 55.0 53.2 110 22.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514010201CHII2 19 54.7 53.1 110 21.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202514010401CHII2 19 53.8 53.2 100 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514010501CHII2 19 54.0 53.1 110 25.1 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202514011001CHII2 19 54.0 53.2 110 23.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202514011101CHII2 19 53.6 53.1 110 27.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202514011201CHII2 19 53.1 52.5 100 26.0 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202514011301CHII2 19 52.9 52.5 110 26.0 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202514012001CHII2 19 51.6 50.9 100 36.9 40.0 999 9999.9 9999.9 99.9 99.9 99.9 202514012101CHII2 19 51.3 50.5 100 37.9 43.0 999 9999.9 9999.9 99.9 99.9 99.9 202514012201CHII2 19 51.1 48.9 100 40.0 46.1 999 9999.9 9999.9 99.9 99.9 99.9 202514012301CHII2 19 50.9 48.4 100 39.1 43.9 999 9999.9 9999.9 99.9 99.9 99.9 202514012401CHII2 19 50.9 48.4 100 39.1 44.9 999 9999.9 9999.9 99.9 99.9 99.9 202514012501CHII2 19 50.7 48.2 100 37.9 43.0 999 9999.9 9999.9 99.9 99.9 99.9 202514013001CHII2 19 51.1 48.9 110 36.9 43.0 999 9999.9 9999.9 99.9 99.9 99.9 202514013101CHII2 19 50.9 49.3 110 35.0 37.9 999 9999.9 9999.9 99.9 99.9 99.9 202514013201CHII2 19 51.3 49.8 110 35.0 41.0 999 9999.9 9999.9 99.9 99.9 99.9 202514013301CHII2 19 51.8 50.5 110 33.0 36.9 999 9999.9 9999.9 99.9 99.9 99.9 202514013401CHII2 19 52.2 50.9 110 33.0 37.9 999 9999.9 9999.9 99.9 99.9 99.9 202514013501CHII2 19 52.3 51.1 110 29.9 34.0 999 9999.9 9999.9 99.9 99.9 99.9 202514014001CHII2 19 52.5 51.4 120 23.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202514014101CHII2 19 52.7 51.6 110 26.0 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514014201CHII2 19 52.7 52.0 110 22.9 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202514014301CHII2 19 53.2 52.5 120 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202514014401CHII2 19 53.4 52.3 110 25.1 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202514014501CHII2 19 53.2 52.5 110 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514015001CHII2 19 53.1 52.7 110 20.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202514015101CHII2 19 53.2 53.1 110 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514015201CHII2 19 53.4 53.2 110 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202514015401CHII2 19 53.6 53.2 110 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514015501CHII2 19 54.3 53.6 110 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514016001CHII2 19 54.3 53.8 120 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514016101CHII2 19 54.5 53.4 110 22.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202514016201CHII2 19 54.5 53.4 110 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514016301CHII2 19 54.5 53.8 110 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514016401CHII2 19 54.5 54.1 110 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202514016501CHII2 19 54.0 54.0 110 22.9 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202514017001CHII2 19 54.0 54.0 120 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202514017101CHII2 19 54.1 54.1 110 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202514017201CHII2 19 54.3 54.3 110 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202514017301CHII2 19 54.5 54.5 100 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202514017401CHII2 19 54.7 54.7 110 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202514017501CHII2 19 55.8 55.8 120 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202514018001CHII2 19 55.8 55.8 120 14.0 15.9 999 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]
103 matching elements
0.034 sec

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