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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: 0355 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 (343)
 (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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s
202434300001CHII2   19  10.4  -1.0 210 16.5 18.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434300101CHII2   19  10.1  -0.9 220 18.0 21.6 999 9999.9 9999.9 99.9 99.9 99.9             
202434300201CHII2   19  10.0  -0.9 210 17.5 18.5 999 9999.9 9999.9 99.9 99.9 99.9             
202434300301CHII2   19   9.8  -0.8 210 18.0 21.6 999 9999.9 9999.9 99.9 99.9 99.9             
202434300401CHII2   19   9.6  -0.6 210 16.5 19.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434300501CHII2   19   9.6  -0.6 210 15.9 18.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434301001CHII2   19   9.2  -0.5 220 16.5 18.5 999 9999.9 9999.9 99.9 99.9 99.9             
202434301101CHII2   19   9.2  -0.5 210 15.9 18.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434301201CHII2   19   9.2  -0.4 220 15.4 17.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434301301CHII2   19   9.1  -0.3 220 14.9 17.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434301401CHII2   19   9.1  -0.2 220 14.4 16.5 999 9999.9 9999.9 99.9 99.9 99.9             
202434301501CHII2   19   8.9  -0.1 220 14.4 17.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434302001CHII2   19   9.3   0.0 220 14.9 18.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434302101CHII2   19   9.2   0.2 220 14.4 17.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434302201CHII2   19   9.6   0.2 220 15.4 18.0 999 9999.9 9999.9 99.9 99.9 99.9             
202434302301CHII2   19   9.8   0.5 220 15.4 17.5 999 9999.9 9999.9 99.9 99.9 99.9             
202434302401CHII2   19  10.3   0.6 230 14.4 15.9 999 9999.9 9999.9 99.9 99.9 99.9             
202434302501CHII2   19  10.0   0.9 230 15.9 19.0 999 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
18 matching elements
0.003 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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