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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: 1251 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 (025)
 (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 202502500001CNII2 19 20.3 5.5 180 8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502500151CNII2 19 20.1 5.9 170 8.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502500301CNII2 19 20.5 6.6 200 8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502500451CNII2 19 20.5 6.1 180 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502501001CNII2 19 20.7 5.7 190 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502501151CNII2 19 20.7 5.9 200 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502501301CNII2 19 20.5 7.3 180 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502501451CNII2 19 20.5 9.0 170 7.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202502502001CNII2 19 20.3 8.2 190 12.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502502151CNII2 19 20.3 7.9 170 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502502301CNII2 19 20.3 7.9 200 15.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502502451CNII2 19 20.5 8.4 200 13.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502503001CNII2 19 20.3 8.2 200 8.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202502503151CNII2 19 20.3 8.2 210 13.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202502503301CNII2 19 20.5 9.0 190 11.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202502503451CNII2 19 20.7 9.5 180 8.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202502504001CNII2 19 20.8 9.7 210 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502504151CNII2 19 21.0 10.2 180 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502504301CNII2 19 21.2 10.8 200 12.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502504451CNII2 19 21.0 10.6 190 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502505001CNII2 19 21.4 11.3 210 9.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202502505151CNII2 19 21.6 11.3 180 14.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202502505301CNII2 19 21.6 11.3 180 9.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202502505451CNII2 19 21.7 11.5 190 14.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202502506001CNII2 19 22.1 11.7 190 12.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202502506151CNII2 19 22.3 11.8 200 9.9 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202502506301CNII2 19 22.3 11.7 190 11.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202502506451CNII2 19 22.1 11.5 190 8.9 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202502507001CNII2 19 22.6 11.3 180 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502507151CNII2 19 22.6 11.5 180 9.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502507301CNII2 19 22.6 11.1 210 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502507451CNII2 19 22.6 11.3 190 8.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202502508001CNII2 19 22.8 11.3 170 8.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502508151CNII2 19 23.4 11.7 210 9.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502508301CNII2 19 23.7 12.0 230 4.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502508451CNII2 19 23.7 12.0 190 7.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202502509001CNII2 19 23.7 12.2 210 6.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202502509151CNII2 19 23.5 11.8 190 5.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202502509301CNII2 19 23.5 12.2 220 2.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202502509451CNII2 19 23.7 12.4 180 2.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202502510001CNII2 19 23.9 12.4 230 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202502510151CNII2 19 23.7 12.7 230 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202502510301CNII2 19 23.5 12.6 210 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202502510451CNII2 19 23.4 12.4 200 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202502511001CNII2 19 23.5 12.7 230 4.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202502511151CNII2 19 23.5 12.9 250 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202502511301CNII2 19 23.4 12.7 220 7.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202502511451CNII2 19 23.4 12.9 260 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202502512001CNII2 19 23.2 13.3 250 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202502512151CNII2 19 22.6 12.7 230 8.9 99.9 999 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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  [every 2nd value plotted]
50 matching elements
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