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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: 2033 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 (259)
 (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 202425900001OKSI2 19 75.9 999.9 40 1.0 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202425901001OKSI2 19 76.6 999.9 120 2.9 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202425902001OKSI2 19 76.1 999.9 90 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202425903001OKSI2 19 79.2 999.9 110 5.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202425904001OKSI2 19 76.6 999.9 110 5.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425905001OKSI2 19 75.2 999.9 100 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202425906001OKSI2 19 74.8 999.9 100 2.9 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202425907001OKSI2 19 73.9 999.9 120 6.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202425908001OKSI2 19 73.4 999.9 120 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202425909001OKSI2 19 73.0 999.9 110 4.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202425910001OKSI2 19 73.4 999.9 120 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425911001OKSI2 19 73.6 999.9 120 1.9 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202425912001OKSI2 19 74.5 999.9 110 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202425913001OKSI2 19 74.7 999.9 110 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202425914001OKSI2 19 75.0 999.9 120 5.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425915001OKSI2 19 74.7 999.9 110 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202425916001OKSI2 19 74.1 999.9 90 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202425917001OKSI2 19 73.9 999.9 100 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202425918001OKSI2 19 75.9 999.9 80 2.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202425919001OKSI2 19 76.6 999.9 110 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
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