Skip to main content

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)
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 (117)
 (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 202510600001CHII2 19 49.3 38.5 350 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510600101CHII2 19 49.3 37.8 350 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510600201CHII2 19 49.8 36.1 350 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510600301CHII2 19 46.9 40.6 20 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510600401CHII2 19 46.9 37.9 20 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510600501CHII2 19 47.3 37.4 10 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510601001CHII2 19 46.6 38.1 20 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510601101CHII2 19 47.7 35.8 10 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510601201CHII2 19 48.4 35.8 10 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510601301CHII2 19 49.6 34.5 360 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510601401CHII2 19 50.5 33.4 340 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510601501CHII2 19 50.4 33.3 340 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510602001CHII2 19 50.0 34.0 340 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510602101CHII2 19 49.3 34.9 340 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202510602201CHII2 19 50.4 34.3 340 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510602301CHII2 19 50.5 33.3 330 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510602401CHII2 19 50.7 34.5 320 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510602501CHII2 19 52.2 29.1 320 12.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510603001CHII2 19 51.8 30.4 320 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510603101CHII2 19 52.0 29.5 320 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510603201CHII2 19 51.8 28.0 330 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510603301CHII2 19 48.6 37.0 20 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510603401CHII2 19 47.8 33.1 20 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510603501CHII2 19 46.4 36.1 20 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510604001CHII2 19 45.9 36.3 20 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510604101CHII2 19 45.3 37.0 20 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510604201CHII2 19 45.1 36.5 30 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510604301CHII2 19 44.8 36.1 30 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510604401CHII2 19 44.6 36.0 30 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510604501CHII2 19 44.2 36.5 20 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202510605001CHII2 19 44.1 35.4 20 18.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202510605101CHII2 19 43.7 36.0 20 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202510605201CHII2 19 43.3 35.6 20 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202510605301CHII2 19 42.8 35.4 20 19.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202510605401CHII2 19 42.6 36.1 20 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202510605501CHII2 19 42.3 35.2 20 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202510606001CHII2 19 42.1 35.4 10 16.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202510606101CHII2 19 41.9 35.6 20 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202510606201CHII2 19 41.5 34.9 20 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202510606301CHII2 19 41.5 35.2 20 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202510606401CHII2 19 41.4 35.4 20 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202510606501CHII2 19 41.2 34.7 20 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202510607001CHII2 19 41.0 33.1 10 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202510607101CHII2 19 41.2 32.5 10 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202510607201CHII2 19 41.0 33.1 20 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202510607301CHII2 19 41.0 33.6 20 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510607401CHII2 19 40.8 33.3 360 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510607501CHII2 19 40.8 33.6 10 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202510608001CHII2 19 40.6 34.0 20 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510608101CHII2 19 40.5 33.6 10 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510608201CHII2 19 40.5 34.0 360 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202510608301CHII2 19 40.5 33.4 10 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510608401CHII2 19 40.3 33.1 10 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510608501CHII2 19 40.3 32.9 10 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510609001CHII2 19 40.5 33.3 20 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510609101CHII2 19 40.5 32.2 20 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510609201CHII2 19 40.3 32.4 10 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510609301CHII2 19 40.3 32.0 10 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202510609401CHII2 19 40.1 32.2 20 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510609501CHII2 19 40.3 32.7 10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510610001CHII2 19 40.3 32.9 10 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510610101CHII2 19 40.1 32.0 360 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510610201CHII2 19 40.1 32.4 10 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510610301CHII2 19 40.1 33.1 10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510610401CHII2 19 40.1 32.4 10 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510610501CHII2 19 39.9 32.4 10 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510611001CHII2 19 39.7 32.7 10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510611101CHII2 19 39.7 32.5 10 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510611201CHII2 19 39.9 31.1 10 12.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510611301CHII2 19 39.7 31.1 360 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510611401CHII2 19 39.9 31.1 20 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510611501CHII2 19 39.7 30.6 10 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510612001CHII2 19 39.7 30.4 10 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510612101CHII2 19 39.6 30.7 10 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510612201CHII2 19 39.7 30.7 10 13.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202510612301CHII2 19 39.6 29.5 20 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510612401CHII2 19 39.7 29.5 10 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510612501CHII2 19 39.6 30.2 20 9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510613001CHII2 19 39.6 30.2 20 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510613101CHII2 19 39.4 30.7 360 8.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510613201CHII2 19 39.7 31.8 10 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510613301CHII2 19 39.4 30.9 10 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510613401CHII2 19 39.4 30.0 360 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510613501CHII2 19 39.4 30.7 10 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510614001CHII2 19 39.4 30.2 20 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510614101CHII2 19 39.6 30.0 10 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510614201CHII2 19 39.4 29.5 360 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510614301CHII2 19 39.4 30.2 360 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510614401CHII2 19 39.4 29.5 20 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510614501CHII2 19 39.2 31.3 360 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510615001CHII2 19 39.2 30.6 20 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510615101CHII2 19 39.2 29.8 10 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510615201CHII2 19 39.2 29.1 20 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510615301CHII2 19 39.2 29.1 30 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510615401CHII2 19 39.0 27.9 30 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510615501CHII2 19 39.2 28.0 20 7.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510616001CHII2 19 39.2 27.5 30 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510616101CHII2 19 39.2 28.2 20 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510616201CHII2 19 39.0 27.5 30 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510616301CHII2 19 39.2 28.0 30 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510616401CHII2 19 39.2 27.7 30 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510616501CHII2 19 39.2 28.4 30 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510617001CHII2 19 39.2 28.6 40 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510617101CHII2 19 39.0 28.2 40 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510617201CHII2 19 39.0 28.6 40 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510617301CHII2 19 39.0 28.4 40 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510617401CHII2 19 39.2 28.9 50 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510617501CHII2 19 39.2 29.3 50 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510618001CHII2 19 39.2 28.6 40 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510618101CHII2 19 39.4 28.6 50 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510618201CHII2 19 39.6 28.9 60 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202510618301CHII2 19 39.9 29.1 80 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510618401CHII2 19 39.9 29.1 80 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510618501CHII2 19 39.6 28.8 60 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202510619001CHII2 19 39.9 29.1 70 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510619101CHII2 19 39.7 28.9 70 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510619201CHII2 19 39.9 29.8 80 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510619301CHII2 19 39.7 29.7 70 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510619401CHII2 19 39.7 29.1 70 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510619501CHII2 19 39.7 29.7 60 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510620001CHII2 19 39.9 30.7 70 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510620101CHII2 19 39.9 29.7 80 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510620201CHII2 19 40.1 30.9 70 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510620301CHII2 19 39.9 30.4 80 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510620401CHII2 19 39.9 31.5 80 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202510620501CHII2 19 39.9 31.3 90 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510621001CHII2 19 39.9 30.9 80 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510621101CHII2 19 39.9 31.3 80 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202510621201CHII2 19 39.9 31.3 80 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510621301CHII2 19 39.9 31.5 90 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510621401CHII2 19 39.9 31.3 90 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510621501CHII2 19 39.9 31.6 90 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510622001CHII2 19 39.7 31.5 90 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510622101CHII2 19 39.7 31.8 80 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510622201CHII2 19 39.7 32.2 90 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202510622301CHII2 19 39.7 32.9 90 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510622401CHII2 19 39.7 32.5 80 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202510622501CHII2 19 39.7 32.5 90 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510623001CHII2 19 39.6 32.4 90 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202510623101CHII2 19 39.9 32.9 100 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510623201CHII2 19 39.9 33.6 100 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510623301CHII2 19 39.9 33.6 90 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510623401CHII2 19 39.6 33.1 100 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202510623501CHII2 19 39.4 33.3 90 12.1 13.0 999 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]
144 matching elements
0.209 sec

This Web page created and maintained by Greg Lang, NOAA/GLERL,
[Return to NOAAPORT page]