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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: 2225 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 (181)
 (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 202518100001CHII2 19 31.2 27.1 170 10.3 11.8 999 9999.9 9999.9 99.9 99.9 99.9 202518100101CHII2 19 30.5 27.2 160 7.7 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202518100201CHII2 19 30.9 27.6 170 10.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202518100301CHII2 19 31.5 27.8 180 9.8 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518100401CHII2 19 30.6 28.1 150 6.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518100501CHII2 19 32.0 27.6 180 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518101001CHII2 19 32.2 27.6 170 10.8 11.3 999 9999.9 9999.9 99.9 99.9 99.9 202518101101CHII2 19 31.8 27.7 180 9.3 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202518101201CHII2 19 32.4 27.7 180 8.7 9.3 999 9999.9 9999.9 99.9 99.9 99.9 202518101301CHII2 19 32.6 27.0 190 8.2 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202518101401CHII2 19 32.5 26.8 190 7.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518101501CHII2 19 32.2 26.7 190 7.2 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518102001CHII2 19 31.8 26.9 190 8.2 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202518102101CHII2 19 32.0 27.0 200 10.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518102201CHII2 19 32.0 27.2 200 9.8 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518102301CHII2 19 31.8 27.2 200 8.2 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202518102401CHII2 19 32.2 27.4 190 7.7 8.2 999 9999.9 9999.9 99.9 99.9 99.9 202518102501CHII2 19 32.3 27.3 200 7.7 8.2 999 9999.9 9999.9 99.9 99.9 99.9 202518103001CHII2 19 31.7 27.0 210 6.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518103101CHII2 19 32.1 27.1 220 6.2 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518103201CHII2 19 31.9 27.0 210 6.2 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202518103301CHII2 19 31.9 27.1 220 6.2 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518103401CHII2 19 31.8 27.1 220 5.7 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518103501CHII2 19 32.0 27.1 220 5.7 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518104001CHII2 19 31.8 27.1 220 7.2 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518104101CHII2 19 31.8 27.1 220 6.7 7.7 999 9999.9 9999.9 99.9 99.9 99.9 202518104201CHII2 19 31.7 27.1 220 5.7 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518104301CHII2 19 31.5 27.3 210 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518104401CHII2 19 31.6 27.3 220 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518104501CHII2 19 31.5 27.3 220 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518105201CHII2 19 31.5 27.4 290 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518105301CHII2 19 27.0 26.3 360 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518105401CHII2 19 26.6 26.6 10 9.3 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202518105501CHII2 19 26.4 26.4 360 10.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202518106001CHII2 19 26.1 26.1 10 9.3 10.3 999 9999.9 9999.9 99.9 99.9 99.9 202518106101CHII2 19 26.3 26.3 20 7.7 8.7 999 9999.9 9999.9 99.9 99.9 99.9 202518106201CHII2 19 26.0 26.0 20 5.7 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518106301CHII2 19 26.3 26.3 30 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518106401CHII2 19 26.5 26.5 40 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518106501CHII2 19 26.7 26.7 50 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518107001CHII2 19 26.5 26.5 30 2.1 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518107101CHII2 19 26.7 26.7 30 0.5 0.5 999 9999.9 9999.9 99.9 99.9 99.9 202518107201CHII2 19 26.4 26.4 260 2.1 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518107301CHII2 19 26.4 26.4 260 0.5 0.5 999 9999.9 9999.9 99.9 99.9 99.9 202518107401CHII2 19 26.4 26.4 180 1.5 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518107501CHII2 19 26.3 26.3 220 1.5 1.5 999 9999.9 9999.9 99.9 99.9 99.9 202518108001CHII2 19 26.6 26.6 230 1.0 1.0 999 9999.9 9999.9 99.9 99.9 99.9 202518108101CHII2 19 26.5 26.5 190 2.1 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518108201CHII2 19 26.6 26.6 170 1.5 1.5 999 9999.9 9999.9 99.9 99.9 99.9 202518108301CHII2 19 26.5 26.5 180 1.5 1.5 999 9999.9 9999.9 99.9 99.9 99.9 202518108401CHII2 19 26.5 26.5 200 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518108501CHII2 19 26.6 26.6 180 2.1 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518109001CHII2 19 26.7 26.7 200 2.1 2.6 999 9999.9 9999.9 99.9 99.9 99.9 202518109101CHII2 19 26.7 26.7 200 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518109201CHII2 19 26.7 26.7 200 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518109301CHII2 19 26.9 26.7 210 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518109401CHII2 19 27.1 26.6 200 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518109501CHII2 19 27.1 26.5 190 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518110001CHII2 19 27.2 26.6 200 4.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518110101CHII2 19 27.1 26.7 200 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518110201CHII2 19 27.2 26.6 200 5.7 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518110301CHII2 19 27.2 26.4 220 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518110401CHII2 19 27.5 26.0 200 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518110501CHII2 19 27.8 26.0 190 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518111001CHII2 19 28.0 26.1 200 4.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518111101CHII2 19 28.4 26.3 200 4.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518111201CHII2 19 28.2 26.1 190 5.7 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518111301CHII2 19 28.1 26.2 180 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518111401CHII2 19 28.1 26.2 190 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518111501CHII2 19 28.1 26.3 190 4.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518112001CHII2 19 28.1 26.5 190 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518112101CHII2 19 28.2 26.7 190 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518112201CHII2 19 28.2 26.9 200 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518112301CHII2 19 28.4 27.2 210 4.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518112401CHII2 19 28.0 27.1 200 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518112501CHII2 19 28.6 27.3 200 5.7 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518113001CHII2 19 28.9 27.4 210 5.7 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518113101CHII2 19 29.1 27.5 210 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518113201CHII2 19 28.8 27.5 240 3.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518113301CHII2 19 29.2 27.8 240 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518113401CHII2 19 29.2 27.9 250 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518113501CHII2 19 29.6 27.9 260 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518114001CHII2 19 29.9 27.9 250 5.7 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518114101CHII2 19 29.8 27.9 260 4.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518114201CHII2 19 30.0 27.8 250 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518114301CHII2 19 30.0 27.7 250 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518114401CHII2 19 30.3 27.7 260 4.6 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518114501CHII2 19 30.4 27.5 260 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518115001CHII2 19 30.9 27.0 280 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518115101CHII2 19 30.9 26.8 280 3.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518115201CHII2 19 31.3 26.6 280 6.2 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518115301CHII2 19 31.4 26.7 280 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518115401CHII2 19 31.4 26.7 290 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518115501CHII2 19 28.8 27.6 30 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518116001CHII2 19 28.4 27.7 30 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518116101CHII2 19 28.2 28.0 30 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518116201CHII2 19 28.3 28.3 70 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518116301CHII2 19 28.2 27.8 40 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518116401CHII2 19 28.0 27.9 50 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518116501CHII2 19 28.2 27.9 60 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518117001CHII2 19 27.9 27.7 50 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518117101CHII2 19 28.0 27.8 50 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518117201CHII2 19 28.3 27.7 50 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518117301CHII2 19 28.1 27.7 50 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518117401CHII2 19 28.1 27.7 40 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518117501CHII2 19 28.0 27.7 30 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518118001CHII2 19 28.0 27.8 40 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518118101CHII2 19 27.9 27.9 50 4.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518118201CHII2 19 28.2 28.0 60 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518118301CHII2 19 28.0 27.9 60 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518118401CHII2 19 27.7 27.7 50 6.2 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202518118501CHII2 19 27.9 27.9 60 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518119001CHII2 19 28.2 28.0 80 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518119101CHII2 19 28.3 28.1 90 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518119201CHII2 19 28.2 28.2 80 4.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518119301CHII2 19 28.1 28.0 70 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518119401CHII2 19 28.2 28.0 70 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518119501CHII2 19 28.2 28.0 60 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518120001CHII2 19 28.4 28.0 80 3.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518120101CHII2 19 28.5 28.2 80 2.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518120201CHII2 19 28.6 28.2 80 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518120301CHII2 19 28.8 28.2 90 2.6 2.6 999 9999.9 9999.9 99.9 99.9 99.9 202518120401CHII2 19 29.0 28.2 100 2.1 2.6 999 9999.9 9999.9 99.9 99.9 99.9 202518120501CHII2 19 28.9 28.1 90 3.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518121001CHII2 19 29.0 28.1 80 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518121101CHII2 19 29.9 28.4 140 1.5 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518121201CHII2 19 29.5 28.3 100 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518121301CHII2 19 30.3 28.8 130 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518121401CHII2 19 31.0 28.4 130 3.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518121501CHII2 19 29.9 28.4 180 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518122001CHII2 19 30.1 28.4 170 3.1 3.6 999 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]
131 matching elements
0.024 sec

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