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Realtime Great Lakes Weather Data and Marine Observations


CNII2: NWS Northerly Is IL                                  
CMAN Station
Lat: 41.86°, Lon: -87.61°
Elevation: 180 m
Anemometer Height: 10 m
Related Site: NDBC


Current Time: 0729 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 (185)
 (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 202518500151CNII2 19 79.7 68.9 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518500301CNII2 19 79.5 68.4 160 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518500451CNII2 19 78.8 68.2 170 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518501001CNII2 19 77.5 67.6 120 4.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518501151CNII2 19 77.7 67.1 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518501301CNII2 19 77.4 66.7 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518501451CNII2 19 77.2 66.2 160 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518502001CNII2 19 77.4 65.8 150 2.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518502151CNII2 19 77.4 66.2 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518502301CNII2 19 77.2 65.5 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518502451CNII2 19 77.0 65.7 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518503001CNII2 19 75.9 64.8 150 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202518503151CNII2 19 76.5 65.8 310 1.9 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202518503301CNII2 19 78.1 65.7 320 1.0 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202518503451CNII2 19 77.2 65.3 0 0.0 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202518504001CNII2 19 77.2 63.7 180 2.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518504151CNII2 19 77.5 64.2 0 0.0 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202518504301CNII2 19 77.2 64.4 0 0.0 2.9 999 9999.9 9999.9 99.9 99.9 99.9 202518505001CNII2 19 76.5 64.4 190 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518505151CNII2 19 76.6 62.6 190 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518505301CNII2 19 76.3 64.8 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518505451CNII2 19 75.0 65.8 180 5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518506001CNII2 19 78.6 63.3 190 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518506151CNII2 19 80.4 63.5 240 4.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518506301CNII2 19 80.6 63.5 250 4.1 6.0 999 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
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