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Realtime Great Lakes Weather Data and Marine Observations

 OKSI2: CPD Oak St Chi IL                                  
CMAN Station
Lat: 41.91°, Lon: -87.62°
Elevation: 179 m
Related Site: NDBC
Related Site: Chicago Park District

Current Time: 0609 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 (142)
 (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
202414200001OKSI2   19  78.4 999.9   0  0.0  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202414201001OKSI2   19  77.4 999.9 350  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202414202001OKSI2   19  75.4 999.9 340  2.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202414203001OKSI2   19  65.3 999.9 140  1.0  1.9 999 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
4 matching elements
0.011 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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