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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: 0657 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 (169)
 (See also Tables for determining DOY for a given date)
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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 202416900001CHII2 19 87.4 69.4 270 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202416900101CHII2 19 85.6 70.2 270 20.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202416900201CHII2 19 86.7 70.2 260 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202416900301CHII2 19 86.5 70.5 260 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202416900401CHII2 19 87.1 70.0 270 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202416900501CHII2 19 86.4 69.6 270 19.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202416901001CHII2 19 87.6 69.3 250 15.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202416901101CHII2 19 88.2 69.1 210 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202416901201CHII2 19 88.2 69.1 200 20.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202416901301CHII2 19 87.6 69.6 210 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202416901401CHII2 19 87.3 69.6 200 15.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202416901501CHII2 19 87.4 69.6 200 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202416902001CHII2 19 83.7 70.9 350 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202416902101CHII2 19 84.6 70.7 350 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202416902201CHII2 19 82.4 70.3 360 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202416902301CHII2 19 83.7 70.9 340 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202416902401CHII2 19 84.0 70.9 340 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202416902501CHII2 19 84.2 70.9 350 2.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202416903001CHII2 19 81.3 70.5 120 6.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202416903101CHII2 19 82.4 70.2 120 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202416903201CHII2 19 82.9 70.0 140 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202416903301CHII2 19 83.1 70.2 160 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202416904001CHII2 19 79.7 70.9 180 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202416904101CHII2 19 82.2 70.2 180 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202416904201CHII2 19 80.1 70.5 180 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202416904301CHII2 19 81.7 70.3 180 15.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202416904401CHII2 19 84.2 69.8 190 15.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202416904501CHII2 19 83.8 70.0 200 14.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202416905001CHII2 19 84.7 70.5 200 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202416905101CHII2 19 85.3 70.7 200 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202416905201CHII2 19 86.0 70.9 190 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202416905301CHII2 19 86.4 71.2 200 18.1 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202416905401CHII2 19 86.7 71.2 200 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202416905501CHII2 19 87.1 71.8 200 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
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