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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: 2220 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 (019)
 (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 202501900001OKSI2 19 27.1 999.9 10 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501901001OKSI2 19 25.5 999.9 360 8.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202501902001OKSI2 19 24.3 999.9 10 7.0 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202501903001OKSI2 19 23.0 999.9 350 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501904001OKSI2 19 21.0 999.9 340 4.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501905001OKSI2 19 18.9 999.9 10 7.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501906001OKSI2 19 16.5 999.9 360 8.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501907001OKSI2 19 14.5 999.9 340 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501908001OKSI2 19 13.1 999.9 330 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501909001OKSI2 19 12.0 999.9 330 2.9 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202501910001OKSI2 19 11.3 999.9 360 6.0 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202501911001OKSI2 19 10.2 999.9 270 4.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501912001OKSI2 19 9.7 999.9 330 4.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202501913001OKSI2 19 9.1 999.9 350 7.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202501914001OKSI2 19 8.8 999.9 340 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202501915001OKSI2 19 7.9 999.9 350 5.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501916001OKSI2 19 9.5 999.9 350 7.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501917001OKSI2 19 9.1 999.9 330 2.9 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202501918001OKSI2 19 9.9 999.9 360 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202501919001OKSI2 19 10.8 999.9 340 5.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202501920001OKSI2 19 10.9 999.9 210 1.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9
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