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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: 2046 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 (183)
 (See also Tables for determining DOY for a given date)
View multiple days of data for this station:
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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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s 202518300001CNII2 19 24.0 18.6 130 2.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518300151CNII2 19 23.9 18.4 160 1.5 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518300301CNII2 19 23.6 18.4 140 1.5 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518300451CNII2 19 23.5 18.4 140 1.0 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518301001CNII2 19 22.8 17.9 150 2.1 2.6 999 9999.9 9999.9 99.9 99.9 99.9 202518301151CNII2 19 22.7 18.2 150 1.5 2.6 999 9999.9 9999.9 99.9 99.9 99.9 202518301301CNII2 19 22.5 17.7 130 1.5 2.6 999 9999.9 9999.9 99.9 99.9 99.9 202518301451CNII2 19 22.6 17.5 150 1.0 2.6 999 9999.9 9999.9 99.9 99.9 99.9 202518302001CNII2 19 22.5 16.3 160 1.5 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518302301CNII2 19 22.7 15.3 160 2.1 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518302451CNII2 19 23.0 15.0 150 1.0 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518303001CNII2 19 23.2 16.7 150 1.0 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518303151CNII2 19 22.8 15.9 170 1.5 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518303301CNII2 19 22.8 16.1 0 0.0 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518303451CNII2 19 22.9 15.3 190 1.0 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518304001CNII2 19 23.5 15.1 190 1.0 1.5 999 9999.9 9999.9 99.9 99.9 99.9 202518304151CNII2 19 23.6 14.9 180 0.5 1.5 999 9999.9 9999.9 99.9 99.9 99.9 202518304451CNII2 19 23.1 14.5 0 0.0 1.5 999 9999.9 9999.9 99.9 99.9 99.9 202518305001CNII2 19 23.5 15.1 0 0.0 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518305151CNII2 19 23.1 15.3 210 1.0 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518305301CNII2 19 23.4 15.1 200 0.5 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518305451CNII2 19 23.5 15.1 0 0.0 2.1 999 9999.9 9999.9 99.9 99.9 99.9 202518306001CNII2 19 24.0 15.1 200 2.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518306151CNII2 19 24.4 14.6 210 2.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518306301CNII2 19 24.5 14.5 220 2.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518307001CNII2 19 24.3 15.1 190 2.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518307151CNII2 19 24.0 15.0 210 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518307301CNII2 19 23.9 15.1 200 2.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518307451CNII2 19 23.6 15.1 220 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518308001CNII2 19 23.5 15.5 250 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518308151CNII2 19 23.6 15.5 210 1.5 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518308301CNII2 19 23.6 15.6 240 3.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518308451CNII2 19 23.6 15.6 250 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518309001CNII2 19 23.5 15.6 270 2.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518309151CNII2 19 23.4 15.6 260 3.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518309301CNII2 19 23.6 15.7 250 2.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518309451CNII2 19 23.5 16.0 250 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202518310151CNII2 19 23.4 15.7 260 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518310301CNII2 19 23.2 15.9 250 2.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518311001CNII2 19 23.3 15.8 250 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518311151CNII2 19 23.6 15.8 270 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518311301CNII2 19 23.8 16.1 270 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202518311451CNII2 19 23.7 15.5 240 3.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518312001CNII2 19 23.9 16.1 290 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518312151CNII2 19 24.3 15.6 260 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518312301CNII2 19 24.7 15.7 250 2.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518312451CNII2 19 25.0 15.4 280 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518313001CNII2 19 25.3 15.0 280 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518313151CNII2 19 25.7 15.0 240 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518313301CNII2 19 26.7 15.9 290 2.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518313451CNII2 19 26.9 15.4 280 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518314001CNII2 19 26.8 14.5 240 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518314151CNII2 19 27.3 14.5 260 1.5 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518314301CNII2 19 27.5 14.3 260 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518314451CNII2 19 27.7 13.9 240 6.2 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518315151CNII2 19 28.4 13.1 270 1.0 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518315301CNII2 19 28.1 13.3 260 3.6 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518315451CNII2 19 28.3 13.2 200 4.1 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202518316001CNII2 19 28.7 14.2 0 0.0 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518316151CNII2 19 28.3 13.5 270 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518316301CNII2 19 28.7 12.7 270 2.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518316451CNII2 19 28.9 13.0 0 0.0 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202518317001CNII2 19 27.6 16.2 290 1.5 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518317151CNII2 19 27.7 16.0 80 1.5 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518317301CNII2 19 26.6 19.7 90 2.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518317451CNII2 19 26.9 19.7 130 2.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518318001CNII2 19 26.4 18.3 100 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518318151CNII2 19 26.6 19.4 90 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518318301CNII2 19 26.6 19.4 110 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518318451CNII2 19 26.5 20.3 100 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202518319001CNII2 19 26.4 20.7 90 1.5 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518319151CNII2 19 25.7 20.0 100 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518319301CNII2 19 26.1 20.0 90 2.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9
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73 matching elements
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