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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: 0633 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 (138)
 (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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s  d.deg d.deg    202613800001CHII2 19 28.0 16.4 210 14.4 15.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613800101CHII2 19 27.3 16.1 210 14.9 16.5 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613800201CHII2 19 27.7 16.1 210 13.9 14.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613800301CHII2 19 27.4 16.2 210 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613800401CHII2 19 27.2 16.3 210 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613800501CHII2 19 26.5 16.4 200 13.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613801001CHII2 19 27.0 16.7 200 17.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613801101CHII2 19 26.0 16.8 200 13.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613801201CHII2 19 26.2 16.9 200 14.4 16.5 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613801301CHII2 19 25.8 16.7 200 13.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613801401CHII2 19 25.0 16.6 190 12.3 14.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613801501CHII2 19 25.4 16.4 190 13.9 15.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613802001CHII2 19 25.5 16.2 190 14.9 17.0 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613802101CHII2 19 24.4 16.1 190 12.9 14.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613802201CHII2 19 25.0 16.2 190 14.4 15.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613802301CHII2 19 25.3 16.3 190 14.4 15.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613802401CHII2 19 24.3 16.2 190 13.4 14.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613802501CHII2 19 24.6 16.3 190 13.9 15.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613803001CHII2 19 24.5 16.2 180 13.4 13.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613803101CHII2 19 23.8 16.1 180 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613803201CHII2 19 23.5 16.2 180 12.9 13.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613803301CHII2 19 24.0 16.3 180 12.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613803401CHII2 19 23.6 16.2 180 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613803501CHII2 19 23.1 16.0 180 11.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613804001CHII2 19 24.0 16.0 190 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613804101CHII2 19 23.8 15.8 190 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613804201CHII2 19 24.0 15.7 190 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613804301CHII2 19 24.3 15.6 190 12.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613804401CHII2 19 24.3 15.3 190 12.9 14.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613804501CHII2 19 24.7 15.1 200 13.4 14.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613805001CHII2 19 24.3 15.0 200 12.3 14.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613805101CHII2 19 24.7 14.9 200 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613805201CHII2 19 24.4 14.8 200 12.9 13.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613805301CHII2 19 24.4 14.7 200 12.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613805401CHII2 19 24.4 14.4 200 11.3 12.9 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613805501CHII2 19 24.8 14.3 200 11.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99 202613806001CHII2 19 24.6 14.2 200 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 99.99 99.99
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