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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: 2135 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 (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 -------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 202434200001CHII2 19 1.8 -9.9 240 11.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202434200101CHII2 19 1.8 -10.2 230 12.3 15.4 999 9999.9 9999.9 99.9 99.9 99.9 202434200201CHII2 19 1.8 -10.5 250 10.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202434200301CHII2 19 1.7 -10.7 240 11.8 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202434200401CHII2 19 1.7 -10.6 230 12.3 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202434200501CHII2 19 1.7 -11.2 230 14.9 18.0 999 9999.9 9999.9 99.9 99.9 99.9 202434201001CHII2 19 1.8 -10.6 240 12.9 16.5 999 9999.9 9999.9 99.9 99.9 99.9 202434201101CHII2 19 1.8 -10.7 250 12.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202434201201CHII2 19 1.8 -10.5 250 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434201301CHII2 19 1.8 -10.7 240 11.3 15.4 999 9999.9 9999.9 99.9 99.9 99.9 202434201401CHII2 19 1.8 -10.7 240 11.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202434201501CHII2 19 1.7 -10.1 250 9.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434202001CHII2 19 1.6 -10.6 250 10.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434202101CHII2 19 1.5 -10.5 250 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434202201CHII2 19 1.5 -10.3 250 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434202301CHII2 19 1.7 -10.3 250 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434202401CHII2 19 1.6 -10.0 240 9.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434202501CHII2 19 1.5 -10.4 250 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434203001CHII2 19 1.6 -10.1 250 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434203101CHII2 19 1.6 -10.0 250 8.7 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434203201CHII2 19 1.4 -9.7 250 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434203301CHII2 19 1.6 -9.3 250 7.7 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202434203401CHII2 19 1.5 -9.7 250 8.7 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434203501CHII2 19 1.6 -9.0 260 8.7 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434204001CHII2 19 1.3 -9.6 250 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434204101CHII2 19 1.3 -9.2 250 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434204201CHII2 19 1.2 -9.8 250 10.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434204301CHII2 19 1.3 -9.6 250 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434204401CHII2 19 1.4 -9.6 250 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434204501CHII2 19 1.3 -9.0 250 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434205001CHII2 19 1.4 -9.0 250 8.7 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202434205101CHII2 19 1.4 -9.3 250 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434205201CHII2 19 1.2 -9.2 250 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434205301CHII2 19 1.2 -8.9 260 9.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434205401CHII2 19 1.2 -9.2 250 10.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434205501CHII2 19 1.1 -8.6 260 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434206001CHII2 19 1.0 -9.3 250 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434206101CHII2 19 1.1 -8.2 260 9.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434206201CHII2 19 1.0 -8.8 260 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434206301CHII2 19 0.9 -8.4 260 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434206401CHII2 19 0.7 -9.0 260 11.8 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202434206501CHII2 19 0.7 -8.5 260 10.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434207001CHII2 19 0.6 -8.7 260 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434207101CHII2 19 0.5 -8.7 260 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434207201CHII2 19 0.4 -8.6 260 9.8 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434207401CHII2 19 0.3 -8.8 260 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434207501CHII2 19 0.3 -8.5 250 8.2 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202434208001CHII2 19 0.5 -9.0 250 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434208101CHII2 19 0.5 -8.3 250 8.2 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202434208201CHII2 19 0.4 -8.6 260 8.2 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202434208301CHII2 19 0.7 -8.4 250 7.7 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202434208401CHII2 19 0.7 -6.8 240 5.7 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202434208501CHII2 19 0.5 -6.6 240 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202434209001CHII2 19 0.6 -8.0 260 7.7 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202434209101CHII2 19 0.5 -6.1 220 4.6 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202434209201CHII2 19 0.0 -7.2 210 6.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202434209301CHII2 19 -0.1 -6.7 210 6.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202434209401CHII2 19 -0.3 -7.4 210 6.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202434209501CHII2 19 -0.4 -6.9 210 7.2 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202434210001CHII2 19 -0.9 -7.2 210 9.3 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202434210101CHII2 19 -0.8 -6.5 220 7.2 8.2 999 9999.9 9999.9 99.9 99.9 99.9 202434210201CHII2 19 -0.5 -6.4 220 6.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202434210301CHII2 19 -0.1 -6.1 220 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202434210401CHII2 19 -0.1 -5.5 220 6.2 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202434210501CHII2 19 -0.4 -6.1 210 7.7 8.2 999 9999.9 9999.9 99.9 99.9 99.9 202434211001CHII2 19 -0.5 -6.5 210 9.3 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202434211101CHII2 19 -0.6 -6.4 210 10.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434211201CHII2 19 -1.0 -7.1 210 11.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434211301CHII2 19 -1.1 -7.2 210 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434211401CHII2 19 -0.8 -7.1 210 8.2 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202434211501CHII2 19 -0.6 -6.8 220 7.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202434212001CHII2 19 -0.5 -6.6 210 8.2 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202434212101CHII2 19 -0.8 -7.0 210 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434212201CHII2 19 -0.9 -7.5 210 9.8 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434212301CHII2 19 -0.9 -6.6 210 9.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434212401CHII2 19 -0.9 -6.6 210 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434212501CHII2 19 -1.0 -7.1 210 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434213001CHII2 19 -1.0 -7.1 210 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434213101CHII2 19 -0.9 -6.7 210 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434213201CHII2 19 -1.0 -6.6 200 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434213301CHII2 19 -1.0 -6.9 200 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434213401CHII2 19 -1.1 -6.7 210 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434213501CHII2 19 -1.0 -6.7 210 9.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434214001CHII2 19 -1.0 -6.9 200 9.8 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434214101CHII2 19 -0.9 -6.2 200 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434214201CHII2 19 -1.1 -6.9 210 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434214301CHII2 19 -1.1 -6.6 200 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434214401CHII2 19 -1.0 -6.6 200 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202434214501CHII2 19 -0.9 -6.6 200 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434215001CHII2 19 -0.7 -6.4 190 10.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434215101CHII2 19 -0.4 -6.5 200 10.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434215201CHII2 19 -0.1 -6.3 190 10.3 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202434215301CHII2 19 0.0 -6.6 190 11.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434215401CHII2 19 0.2 -6.0 190 9.8 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434215501CHII2 19 0.5 -5.9 190 10.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434216001CHII2 19 0.7 -6.2 190 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434216101CHII2 19 1.2 -5.8 190 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434216201CHII2 19 1.7 -5.4 190 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202434216301CHII2 19 2.2 -5.1 190 7.7 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202434216401CHII2 19 2.9 -5.4 200 9.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202434216501CHII2 19 3.4 -5.7 200 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434217001CHII2 19 3.6 -5.4 200 10.8 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202434217101CHII2 19 4.1 -4.8 200 10.8 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434217201CHII2 19 4.6 -5.3 210 13.4 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202434217301CHII2 19 5.0 -4.6 210 11.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202434217401CHII2 19 5.0 -5.0 210 13.4 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202434217501CHII2 19 5.3 -4.8 210 12.9 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202434218101CHII2 19 6.0 -4.1 210 12.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202434218201CHII2 19 6.5 -4.7 220 16.5 20.1 999 9999.9 9999.9 99.9 99.9 99.9 202434218301CHII2 19 6.6 -4.7 220 15.4 18.5 999 9999.9 9999.9 99.9 99.9 99.9 202434218401CHII2 19 6.6 -4.1 210 11.8 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202434218501CHII2 19 6.8 -3.9 210 12.9 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202434219001CHII2 19 7.2 -4.3 220 13.4 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202434219101CHII2 19 7.7 -4.0 220 11.8 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202434219201CHII2 19 8.0 -3.9 220 12.3 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202434219301CHII2 19 8.1 -3.6 210 11.3 13.4 999 9999.9 9999.9 99.9 99.9 99.9 202434219401CHII2 19 8.4 -3.4 220 11.8 12.9 999 9999.9 9999.9 99.9 99.9 99.9 202434219501CHII2 19 8.5 -3.5 220 13.9 15.4 999 9999.9 9999.9 99.9 99.9 99.9 202434220001CHII2 19 8.8 -3.4 220 14.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202434220101CHII2 19 8.9 -3.1 220 13.4 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202434220201CHII2 19 9.3 -2.7 220 13.9 14.9 999 9999.9 9999.9 99.9 99.9 99.9 202434220301CHII2 19 9.5 -2.6 220 12.9 15.4 999 9999.9 9999.9 99.9 99.9 99.9 202434220401CHII2 19 9.7 -2.7 220 12.9 14.4 999 9999.9 9999.9 99.9 99.9 99.9 202434220501CHII2 19 10.0 -2.4 220 14.4 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202434221001CHII2 19 10.1 -2.0 220 14.4 15.9 999 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
google chart
  [every 3rd data value plotted]
125 matching elements
0.015 sec

This Web page created and maintained by Greg Lang, NOAA/GLERL,
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