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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
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 (314)
 (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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s 202525700001CNII2 19 19.7 18.0 100 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525700151CNII2 19 19.6 17.9 100 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525700301CNII2 19 19.6 17.9 90 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525700451CNII2 19 19.6 17.9 90 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525701001CNII2 19 19.5 17.8 110 2.6 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202525701151CNII2 19 19.5 17.7 100 2.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202525701301CNII2 19 19.6 17.9 80 3.1 3.1 999 9999.9 9999.9 99.9 99.9 99.9 202525701451CNII2 19 19.6 17.9 70 3.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202525702001CNII2 19 19.7 18.0 90 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525702151CNII2 19 19.5 17.8 90 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525702301CNII2 19 19.5 17.8 90 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525702451CNII2 19 19.5 17.7 90 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525703001CNII2 19 19.5 17.8 80 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525703151CNII2 19 19.4 17.7 80 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525703301CNII2 19 19.4 17.6 90 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525703451CNII2 19 19.5 17.4 80 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525704001CNII2 19 19.4 17.2 90 2.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525704151CNII2 19 19.5 17.5 70 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525704301CNII2 19 19.3 17.4 80 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525704451CNII2 19 19.3 17.2 80 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525705001CNII2 19 19.2 17.0 110 2.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525705151CNII2 19 19.0 16.7 120 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525705301CNII2 19 18.9 16.6 100 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525705451CNII2 19 19.0 16.6 110 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525706001CNII2 19 19.1 16.6 90 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525706151CNII2 19 19.0 16.4 90 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525707001CNII2 19 19.4 16.4 100 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525707151CNII2 19 19.7 16.4 110 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525707301CNII2 19 19.9 16.4 110 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525707451CNII2 19 20.2 16.3 100 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525708001CNII2 19 20.6 16.5 100 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525708151CNII2 19 20.8 16.5 100 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525708301CNII2 19 21.3 16.4 100 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525708451CNII2 19 21.4 16.5 110 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525709001CNII2 19 21.8 16.6 100 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525709151CNII2 19 21.3 16.5 90 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525709301CNII2 19 21.3 16.6 80 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525709451CNII2 19 21.4 16.4 80 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525710001CNII2 19 21.2 16.5 80 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525710151CNII2 19 21.2 16.4 70 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525710301CNII2 19 21.3 16.6 80 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525710451CNII2 19 21.6 16.7 80 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525711001CNII2 19 21.7 16.5 80 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525711151CNII2 19 21.9 16.8 80 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525711301CNII2 19 21.9 16.8 80 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525711451CNII2 19 22.2 17.0 60 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525712001CNII2 19 22.0 16.9 40 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525712151CNII2 19 22.5 17.8 50 2.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525713001CNII2 19 23.3 17.4 40 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525713151CNII2 19 23.2 17.5 20 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525713301CNII2 19 23.2 17.7 30 3.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202525713451CNII2 19 23.2 18.6 30 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525714001CNII2 19 23.4 18.6 30 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525714151CNII2 19 23.2 17.9 30 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525714301CNII2 19 23.4 17.9 20 3.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525714451CNII2 19 23.9 18.1 360 2.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525715001CNII2 19 24.2 18.2 10 2.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525715151CNII2 19 24.2 18.1 360 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525715301CNII2 19 24.0 17.9 20 3.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525715451CNII2 19 23.8 17.7 360 4.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202525716001CNII2 19 23.8 17.9 350 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525716151CNII2 19 23.4 17.9 10 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525716301CNII2 19 23.5 17.6 360 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525716451CNII2 19 23.8 17.7 340 2.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525717001CNII2 19 23.6 17.5 360 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525717151CNII2 19 23.3 16.8 360 2.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525717301CNII2 19 23.1 16.7 40 2.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525717451CNII2 19 23.3 16.9 350 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525718001CNII2 19 23.1 17.0 20 1.5 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525718151CNII2 19 23.0 16.8 360 2.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525718301CNII2 19 22.3 16.5 10 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525718451CNII2 19 21.8 16.6 10 3.1 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525719001CNII2 19 21.5 16.9 10 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525719151CNII2 19 21.4 16.8 20 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525719301CNII2 19 21.4 17.0 20 2.6 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525720001CNII2 19 21.6 17.6 40 2.6 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525720151CNII2 19 21.2 17.6 20 1.5 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525720301CNII2 19 21.1 17.6 360 1.5 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525720451CNII2 19 21.2 18.0 300 1.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202525721001CNII2 19 21.2 17.4 20 2.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525721151CNII2 19 21.6 17.2 40 3.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525721301CNII2 19 21.2 17.1 30 1.5 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525721451CNII2 19 21.1 17.3 0 0.0 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525722001CNII2 19 20.9 17.2 40 2.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525722151CNII2 19 20.9 17.3 10 0.5 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525722301CNII2 19 20.9 17.6 60 2.1 3.6 999 9999.9 9999.9 99.9 99.9 99.9 202525722451CNII2 19 21.4 17.3 70 4.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202525723001CNII2 19 21.2 17.6 60 2.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525723151CNII2 19 20.7 17.7 60 2.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525723301CNII2 19 20.5 17.6 60 1.0 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202525723451CNII2 19 19.8 17.3 60 1.5 4.6 999 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
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91 matching elements
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