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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: 1923 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 (054)
 (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            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s 202403100001CHII2 19 35.4 35.4 330 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403100101CHII2 19 35.8 35.8 330 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403100201CHII2 19 35.6 35.6 330 12.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202403100301CHII2 19 36.1 36.1 340 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403100401CHII2 19 36.5 36.5 330 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403100501CHII2 19 36.9 36.3 320 14.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403101001CHII2 19 36.9 36.3 330 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403101101CHII2 19 37.0 36.3 330 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403101201CHII2 19 37.0 36.1 330 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403101301CHII2 19 37.4 36.0 330 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403101401CHII2 19 37.6 35.8 330 15.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403101501CHII2 19 37.6 35.6 330 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403102001CHII2 19 37.8 35.4 330 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403102101CHII2 19 37.6 35.4 330 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403102201CHII2 19 37.8 35.4 330 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403102301CHII2 19 37.8 35.2 330 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403102401CHII2 19 37.8 35.2 330 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403102501CHII2 19 37.6 35.2 330 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403103001CHII2 19 37.6 35.2 330 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403103101CHII2 19 37.8 35.1 330 15.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403103201CHII2 19 37.6 35.1 330 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403103301CHII2 19 37.8 35.1 330 15.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403103401CHII2 19 37.8 35.1 330 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403103501CHII2 19 37.6 35.2 330 15.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403104001CHII2 19 37.8 34.9 330 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403104101CHII2 19 37.6 35.1 330 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403104201CHII2 19 37.4 35.2 330 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403104301CHII2 19 37.6 35.1 330 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403104401CHII2 19 37.6 35.1 330 14.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403104501CHII2 19 37.6 35.1 330 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403105001CHII2 19 37.4 35.2 330 15.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403105101CHII2 19 37.4 35.2 330 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403105201CHII2 19 37.6 35.2 330 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403105301CHII2 19 37.9 35.2 330 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403105401CHII2 19 37.9 35.2 320 12.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202403105501CHII2 19 37.8 35.4 320 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403106001CHII2 19 37.6 35.4 320 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403106101CHII2 19 37.6 35.6 320 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403106201CHII2 19 37.8 35.6 320 13.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403106301CHII2 19 37.6 35.6 320 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202403106401CHII2 19 37.6 35.6 320 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202403106501CHII2 19 37.4 35.8 320 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403107001CHII2 19 37.4 35.8 320 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403107101CHII2 19 37.4 35.8 320 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403107201CHII2 19 37.6 35.8 320 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403107301CHII2 19 37.6 35.8 310 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403107401CHII2 19 37.8 35.8 310 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403107501CHII2 19 37.6 35.8 300 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403108001CHII2 19 37.9 35.8 300 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403108101CHII2 19 37.6 36.0 290 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403108201CHII2 19 38.1 35.8 300 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403108301CHII2 19 37.9 36.0 290 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403108401CHII2 19 37.9 36.0 300 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403108501CHII2 19 37.4 36.0 290 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403109001CHII2 19 37.4 36.0 290 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403109101CHII2 19 37.4 36.0 290 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403109201CHII2 19 37.6 36.0 290 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403109301CHII2 19 37.6 36.0 290 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403109401CHII2 19 37.4 36.0 290 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403109501CHII2 19 37.6 35.8 290 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403110001CHII2 19 37.6 35.8 290 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403110101CHII2 19 37.6 35.8 290 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202403110201CHII2 19 37.6 35.8 290 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403110301CHII2 19 37.6 35.8 290 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403110401CHII2 19 37.8 35.6 290 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403110501CHII2 19 37.6 35.6 280 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202403111001CHII2 19 37.8 35.4 270 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403111101CHII2 19 37.6 35.8 270 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403111201CHII2 19 37.6 35.6 280 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403111301CHII2 19 37.9 35.4 270 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403111401CHII2 19 37.6 35.4 270 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403111501CHII2 19 37.8 35.4 270 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403112001CHII2 19 37.8 35.2 270 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403112101CHII2 19 37.9 35.4 270 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403112201CHII2 19 37.8 35.4 270 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403112301CHII2 19 37.8 35.2 280 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403112401CHII2 19 37.8 35.2 270 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403112501CHII2 19 37.8 35.2 270 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202403113001CHII2 19 37.8 35.2 280 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403113101CHII2 19 37.8 35.1 280 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403113201CHII2 19 37.9 34.9 270 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202403113301CHII2 19 37.9 34.5 260 8.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202403113401CHII2 19 38.1 34.3 270 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403113501CHII2 19 38.1 34.3 260 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403114001CHII2 19 38.3 33.8 260 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202403114101CHII2 19 38.5 32.7 260 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403114201CHII2 19 38.3 31.6 250 9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202403114301CHII2 19 38.3 32.2 240 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202403114401CHII2 19 38.5 32.0 250 11.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202403114501CHII2 19 38.5 32.2 260 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403115001CHII2 19 38.5 32.4 270 9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202403115101CHII2 19 38.5 32.4 260 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202403115201CHII2 19 38.5 32.5 250 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202403115301CHII2 19 38.5 32.7 240 11.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403115401CHII2 19 38.5 32.9 260 15.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202403115501CHII2 19 38.5 32.9 260 16.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202403116001CHII2 19 38.5 33.1 260 15.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403116101CHII2 19 38.3 33.4 270 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403116201CHII2 19 38.7 33.4 240 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403116301CHII2 19 38.5 33.4 240 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403116401CHII2 19 38.5 33.8 250 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202403116501CHII2 19 38.3 33.8 260 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202403117001CHII2 19 38.3 34.0 260 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202403117101CHII2 19 38.5 34.0 240 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403117201CHII2 19 38.7 34.0 230 15.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202403117301CHII2 19 38.5 34.3 230 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403117401CHII2 19 38.1 34.5 230 21.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202403117501CHII2 19 38.1 34.7 240 13.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403118001CHII2 19 38.1 34.9 220 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403118101CHII2 19 37.8 35.1 240 15.9 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202403118201CHII2 19 37.9 35.1 220 13.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202403118301CHII2 19 37.9 35.1 230 19.0 26.0 999 9999.9 9999.9 99.9 99.9 99.9 202403118401CHII2 19 37.9 35.2 230 15.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202403118501CHII2 19 37.9 35.2 230 19.0 22.0 999 9999.9 9999.9 99.9 99.9 99.9 202403119001CHII2 19 37.9 35.4 230 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403119101CHII2 19 37.8 35.2 260 14.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403119201CHII2 19 37.9 35.4 240 14.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403119301CHII2 19 37.8 35.4 240 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202403119401CHII2 19 37.8 35.4 230 16.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202403119501CHII2 19 37.9 35.4 240 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202403120001CHII2 19 37.9 35.4 250 13.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403120001CHII2 19 37.9 35.4 250 13.0 17.1 999 9999.9 9999.9 99.9 99.9 99.9 202403120101CHII2 19 38.1 35.4 250 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202403120101CHII2 19 38.1 35.4 250 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202403120201CHII2 19 38.5 35.4 230 16.9 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202403120201CHII2 19 38.5 35.4 230 17.1 24.1 999 9999.9 9999.9 99.9 99.9 99.9 202403120301CHII2 19 38.3 35.6 230 20.0 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202403120301CHII2 19 38.3 35.6 230 20.0 25.1 999 9999.9 9999.9 99.9 99.9 99.9 202403120401CHII2 19 38.1 35.8 230 19.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202403120401CHII2 19 38.1 35.8 230 19.0 24.1 999 9999.9 9999.9 99.9 99.9 99.9 202403120501CHII2 19 38.1 35.8 220 15.9 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202403120501CHII2 19 38.1 35.8 220 15.9 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202403121001CHII2 19 38.5 36.0 230 15.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403121401CHII2 19 38.1 36.1 230 13.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202403121501CHII2 19 38.3 36.1 220 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403122001CHII2 19 38.3 36.3 220 15.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403122101CHII2 19 38.3 36.1 210 16.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403122201CHII2 19 38.5 36.3 220 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202403122301CHII2 19 37.8 36.3 220 19.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202403122401CHII2 19 38.3 36.5 230 15.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202403122501CHII2 19 37.9 36.3 220 15.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202403123001CHII2 19 37.9 36.5 230 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202403123101CHII2 19 38.1 36.3 220 15.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202403123201CHII2 19 37.8 36.3 210 15.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202403123301CHII2 19 37.9 36.5 220 15.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202403123401CHII2 19 37.9 36.7 210 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202403123501CHII2 19 37.9 36.5 220 18.1 21.0 999 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 4th data value plotted]
147 matching elements
0.042 sec

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