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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: 0352 GMT
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 (342)
 (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   202534200001CHII2 19 29.1 19.0 30 21.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534200101CHII2 19 28.6 18.1 20 18.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534200201CHII2 19 29.5 19.8 30 16.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534200301CHII2 19 29.3 19.4 30 19.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534200401CHII2 19 29.3 18.1 30 19.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534200501CHII2 19 29.7 17.6 20 18.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534201001CHII2 19 30.2 18.3 20 19.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534201101CHII2 19 30.4 19.9 10 19.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534201201CHII2 19 30.7 18.5 30 20.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534201301CHII2 19 30.7 19.4 40 19.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534201401CHII2 19 31.1 17.4 40 23.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534201501CHII2 19 30.9 19.0 30 16.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534202001CHII2 19 30.9 18.5 40 21.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534202101CHII2 19 30.7 18.3 50 16.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534202201CHII2 19 31.1 20.3 60 18.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534202301CHII2 19 30.9 18.9 60 20.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534202401CHII2 19 30.9 19.4 50 18.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534202501CHII2 19 30.6 18.3 60 18.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202534203001CHII2 19 30.6 18.7 60 22.0 99.9 999 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
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