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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: 1100 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 (186)
 (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 202518600001CNII2 19 80.1 70.5 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518600151CNII2 19 79.5 70.5 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518600301CNII2 19 79.9 70.9 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518600451CNII2 19 79.3 70.5 160 2.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518601001CNII2 19 77.7 70.2 130 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518601151CNII2 19 76.8 70.7 150 2.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518601301CNII2 19 76.6 70.3 230 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202518601451CNII2 19 84.6 64.2 180 6.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518602001CNII2 19 84.7 63.9 190 6.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518602151CNII2 19 84.0 63.7 170 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518602301CNII2 19 82.2 64.6 170 1.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518602451CNII2 19 82.2 64.2 170 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518603151CNII2 19 82.8 64.0 180 1.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518603301CNII2 19 81.5 64.4 170 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518603451CNII2 19 80.4 64.6 170 4.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202518604001CNII2 19 80.4 64.4 170 5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518604151CNII2 19 80.8 64.2 150 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518604451CNII2 19 81.3 64.4 190 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202518605001CNII2 19 81.9 64.2 200 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518605151CNII2 19 81.5 64.4 200 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518605301CNII2 19 81.7 64.6 180 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518605451CNII2 19 81.1 64.4 180 8.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518606001CNII2 19 80.8 64.2 180 7.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202518606151CNII2 19 80.8 64.2 180 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202518606301CNII2 19 80.8 64.0 200 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202518606451CNII2 19 80.2 64.0 180 4.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202518607001CNII2 19 80.1 64.0 190 5.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518607151CNII2 19 79.9 63.9 180 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518607301CNII2 19 79.7 64.0 210 4.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518607451CNII2 19 79.5 63.7 210 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518608001CNII2 19 79.3 63.7 220 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202518608151CNII2 19 79.3 63.9 200 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202518608301CNII2 19 79.2 63.9 240 8.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202518608451CNII2 19 79.0 63.7 190 2.9 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202518609001CNII2 19 78.8 63.9 190 4.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202518609301CNII2 19 78.1 63.9 180 5.1 8.0 999 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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36 matching elements
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