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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
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 (162)
 (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   N     W     -------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER  LAT   LON    YYYYDDDHHMM#ID            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s  d.deg d.deg   202613700001CHII2 19 79.9 61.2 200 12.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202613700101CHII2 19 79.9 61.2 210 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613700201CHII2 19 79.2 61.3 210 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613700301CHII2 19 79.2 61.7 210 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202613700401CHII2 19 79.3 61.9 210 6.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202613700501CHII2 19 78.8 61.7 200 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202613701001CHII2 19 78.1 61.5 190 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202613701101CHII2 19 78.6 61.9 190 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613701201CHII2 19 78.4 62.2 190 18.1 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202613701301CHII2 19 78.1 61.7 190 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202613701401CHII2 19 77.5 61.3 190 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202613701501CHII2 19 77.0 60.6 190 21.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202613702001CHII2 19 77.0 60.6 190 20.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202613702101CHII2 19 76.6 60.4 190 19.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202613702201CHII2 19 76.1 60.3 190 19.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202613702301CHII2 19 75.6 59.7 190 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202613702401CHII2 19 75.2 59.4 190 20.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202613702501CHII2 19 73.9 59.0 200 20.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202613703001CHII2 19 73.8 58.8 200 21.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202613703101CHII2 19 74.1 58.8 210 22.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202613703201CHII2 19 73.6 59.0 200 21.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202613703301CHII2 19 73.2 59.2 210 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202613703401CHII2 19 73.0 59.7 210 18.1 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202613703501CHII2 19 72.9 59.9 210 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202613704001CHII2 19 72.7 60.1 210 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613704101CHII2 19 72.5 60.1 200 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613704201CHII2 19 72.1 60.3 200 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613704301CHII2 19 71.6 60.3 210 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613704401CHII2 19 71.6 60.4 200 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202613704501CHII2 19 71.2 60.4 200 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202613705001CHII2 19 71.4 60.6 200 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613705101CHII2 19 71.8 60.8 200 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613705201CHII2 19 71.6 60.8 200 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613705301CHII2 19 71.1 61.0 200 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613705401CHII2 19 70.7 61.0 200 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613705501CHII2 19 70.0 61.2 200 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613706001CHII2 19 70.3 61.2 200 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202613706101CHII2 19 70.0 61.0 200 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202613706201CHII2 19 70.2 61.2 190 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613706301CHII2 19 69.6 61.0 190 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613706401CHII2 19 70.2 60.8 200 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202613706501CHII2 19 71.1 60.6 200 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202613707001CHII2 19 70.9 60.3 210 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202613707101CHII2 19 70.7 60.4 200 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202613707201CHII2 19 70.2 60.8 210 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202613707301CHII2 19 70.3 61.2 210 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202613707401CHII2 19 70.2 61.3 210 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613707501CHII2 19 69.8 61.7 210 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613708001CHII2 19 69.6 62.1 200 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613708101CHII2 19 69.4 62.4 200 14.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613708201CHII2 19 69.6 62.8 200 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613708301CHII2 19 69.4 62.8 190 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202613708401CHII2 19 69.6 63.3 200 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202613708501CHII2 19 69.4 63.5 200 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202613709001CHII2 19 69.3 63.3 190 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202613709101CHII2 19 68.5 63.5 180 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613709201CHII2 19 68.4 63.5 180 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613709301CHII2 19 68.0 63.3 180 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202613709401CHII2 19 67.6 63.0 190 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202613709501CHII2 19 67.3 62.8 190 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613710001CHII2 19 66.9 62.6 180 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202613710101CHII2 19 67.3 63.0 190 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613710201CHII2 19 67.1 62.8 180 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613710301CHII2 19 67.3 63.0 180 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613710401CHII2 19 67.5 63.1 180 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613710501CHII2 19 67.5 63.1 180 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613711001CHII2 19 67.6 63.1 180 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613711101CHII2 19 67.8 63.3 180 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613711201CHII2 19 66.6 62.4 170 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613711301CHII2 19 64.8 62.2 150 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613711401CHII2 19 65.8 62.6 150 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613711501CHII2 19 65.7 62.4 160 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613712001CHII2 19 65.1 62.2 160 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613712101CHII2 19 65.7 62.6 160 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202613712201CHII2 19 66.4 62.8 160 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202613712301CHII2 19 66.6 63.0 160 6.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202613712401CHII2 19 67.5 63.1 160 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202613712501CHII2 19 63.3 61.0 320 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202613713001CHII2 19 56.7 55.6 340 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202613713101CHII2 19 55.8 54.7 340 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613713201CHII2 19 55.4 54.5 350 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613713301CHII2 19 55.0 54.1 350 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613713401CHII2 19 54.7 54.1 350 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202613713501CHII2 19 54.0 53.6 360 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613714001CHII2 19 54.0 54.0 360 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613714101CHII2 19 53.8 53.8 360 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202613714201CHII2 19 53.4 53.4 360 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613714301CHII2 19 53.4 53.4 360 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202613714401CHII2 19 53.1 53.1 360 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202613714501CHII2 19 53.1 53.1 360 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202613715001CHII2 19 53.4 53.4 360 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202613715101CHII2 19 53.1 53.1 360 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202613715201CHII2 19 53.2 53.2 350 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202613715301CHII2 19 53.2 53.2 10 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202613715401CHII2 19 53.1 53.1 10 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202613715501CHII2 19 52.7 52.7 350 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202613716001CHII2 19 52.9 52.9 10 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202613716101CHII2 19 52.9 52.9 20 6.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202613716201CHII2 19 53.1 53.1 10 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202613716301CHII2 19 52.9 52.9 360 6.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202613716401CHII2 19 53.2 53.2 10 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202613716501CHII2 19 53.4 53.4 20 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202613717001CHII2 19 53.8 53.8 360 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202613717101CHII2 19 54.1 54.1 350 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202613717201CHII2 19 54.5 54.5 330 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202613717301CHII2 19 55.0 55.0 360 1.9 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202613717401CHII2 19 55.8 55.8 70 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202613717501CHII2 19 56.5 55.8 50 2.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202613718001CHII2 19 57.0 56.1 360 1.9 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202613718101CHII2 19 57.2 56.3 360 1.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202613718201CHII2 19 59.0 57.4 0 0.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202613718301CHII2 19 60.1 57.0 90 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202613718401CHII2 19 59.7 57.2 110 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202613718501CHII2 19 67.5 60.8 150 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202613719001CHII2 19 70.0 61.0 180 15.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202613719101CHII2 19 78.1 61.9 180 29.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202613719201CHII2 19 77.5 61.0 180 27.0 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202613719301CHII2 19 79.2 61.3 180 29.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202613719401CHII2 19 79.2 61.3 190 29.0 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202613719501CHII2 19 79.0 61.2 190 29.9 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202613720001CHII2 19 82.2 61.5 190 29.9 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202613720101CHII2 19 77.7 61.3 200 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202613720201CHII2 19 79.7 61.7 190 25.1 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202613720301CHII2 19 79.7 61.7 200 26.0 28.0 999 9999.9 9999.9 99.9 99.9 99.9 202613720401CHII2 19 78.6 61.5 200 22.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202613720501CHII2 19 79.9 61.7 190 28.0 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202613721001CHII2 19 82.6 61.2 200 30.9 34.0 999 9999.9 9999.9 99.9 99.9 99.9 202613721101CHII2 19 82.0 61.7 190 28.0 33.0 999 9999.9 9999.9 99.9 99.9 99.9 202613721201CHII2 19 83.3 61.5 200 32.1 35.0 999 9999.9 9999.9 99.9 99.9 99.9 202613721301CHII2 19 82.0 61.2 190 30.9 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202613721401CHII2 19 82.4 61.5 200 26.0 27.0 999 9999.9 9999.9 99.9 99.9 99.9 202613721501CHII2 19 79.9 61.3 190 23.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202613722001CHII2 19 81.1 61.3 190 23.9 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202613722101CHII2 19 81.3 61.2 190 29.0 30.9 999 9999.9 9999.9 99.9 99.9 99.9 202613722201CHII2 19 81.9 61.0 180 28.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202613722301CHII2 19 81.0 60.6 190 27.0 29.9 999 9999.9 9999.9 99.9 99.9 99.9 202613722401CHII2 19 82.2 60.6 200 29.0 32.1 999 9999.9 9999.9 99.9 99.9 99.9 202613722501CHII2 19 82.2 60.8 190 25.1 29.0 999 9999.9 9999.9 99.9 99.9 99.9 202613723001CHII2 19 81.3 61.2 190 25.1 28.0 999 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
google chart
  [every 3rd data value plotted]
139 matching elements
0.057 sec

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