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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: 2319 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 (018)
 (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 202501800001CNII2 19 41.2 28.8 190 8.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501800151CNII2 19 41.0 28.9 190 9.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501800301CNII2 19 40.6 28.9 220 8.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501800451CNII2 19 40.1 28.9 190 13.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501801001CNII2 19 40.1 29.1 200 8.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202501801151CNII2 19 39.9 29.1 190 8.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202501801301CNII2 19 40.3 29.3 200 12.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202501801451CNII2 19 40.6 29.5 180 12.1 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202501802001CNII2 19 40.8 29.5 200 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202501802151CNII2 19 40.6 29.5 190 12.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202501802301CNII2 19 40.5 29.5 170 8.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202501803001CNII2 19 41.0 29.8 250 9.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202501803151CNII2 19 41.2 29.8 180 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202501803301CNII2 19 41.5 29.8 190 6.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202501803451CNII2 19 41.5 29.8 200 9.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202501804001CNII2 19 41.7 30.2 210 8.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501804151CNII2 19 41.5 30.2 230 6.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501804301CNII2 19 41.2 30.0 240 5.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501804451CNII2 19 41.2 30.6 250 1.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501805001CNII2 19 41.0 30.4 200 4.1 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202501805151CNII2 19 41.0 30.6 230 4.1 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202501805301CNII2 19 40.8 30.6 250 7.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202501805451CNII2 19 40.6 30.4 240 6.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202501806001CNII2 19 40.6 30.6 240 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501806151CNII2 19 40.8 30.6 250 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501806301CNII2 19 40.8 30.7 260 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202501806451CNII2 19 40.5 30.2 250 9.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202501807001CNII2 19 39.9 29.8 280 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501807151CNII2 19 39.7 29.7 270 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501807301CNII2 19 39.2 28.9 320 7.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501807451CNII2 19 39.2 27.7 340 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501808001CNII2 19 38.7 27.0 320 14.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202501808151CNII2 19 38.7 26.6 350 7.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202501808301CNII2 19 38.3 26.2 330 13.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202501808451CNII2 19 37.9 25.9 330 14.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202501809001CNII2 19 37.9 26.1 340 8.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501809151CNII2 19 37.4 25.9 350 9.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501809301CNII2 19 37.0 25.7 330 8.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501809451CNII2 19 36.5 23.5 310 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501810001CNII2 19 36.0 23.0 330 8.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501810151CNII2 19 35.2 21.7 320 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501810301CNII2 19 35.4 21.6 330 9.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501810451CNII2 19 34.9 20.8 320 12.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501811001CNII2 19 34.7 21.4 330 9.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501811151CNII2 19 34.2 20.8 320 13.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501811301CNII2 19 34.0 21.2 320 12.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501811451CNII2 19 33.6 21.4 320 18.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501812001CNII2 19 33.6 21.9 310 18.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501812151CNII2 19 33.4 21.9 320 13.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501812301CNII2 19 33.3 22.1 360 9.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501812451CNII2 19 32.9 21.9 330 21.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202501813001CNII2 19 32.0 21.2 350 19.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501813151CNII2 19 31.6 20.7 350 16.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501813451CNII2 19 30.4 19.9 340 20.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501814001CNII2 19 29.5 18.5 350 16.9 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202501814151CNII2 19 28.9 16.9 360 22.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202501814301CNII2 19 28.6 17.2 330 18.1 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202501814451CNII2 19 28.6 17.6 340 20.0 22.9 999 9999.9 9999.9 99.9 99.9 99.9 202501815001CNII2 19 28.2 16.7 330 16.9 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202501815151CNII2 19 27.9 16.7 360 11.1 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202501815301CNII2 19 27.7 16.7 320 19.0 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202501815451CNII2 19 27.7 16.9 350 15.9 23.9 999 9999.9 9999.9 99.9 99.9 99.9 202501816001CNII2 19 27.1 17.1 350 12.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501816151CNII2 19 27.0 17.4 360 12.1 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501816301CNII2 19 26.8 16.3 350 15.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501816451CNII2 19 26.1 16.0 330 8.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9 202501817001CNII2 19 25.3 14.7 340 13.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501817151CNII2 19 25.0 14.7 340 9.9 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501817301CNII2 19 25.2 14.9 340 13.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501817451CNII2 19 25.0 14.5 330 11.1 19.0 999 9999.9 9999.9 99.9 99.9 99.9 202501818001CNII2 19 24.6 13.1 330 15.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202501818301CNII2 19 25.2 12.4 360 9.9 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202501818451CNII2 19 26.2 13.3 340 13.0 20.0 999 9999.9 9999.9 99.9 99.9 99.9 202501819001CNII2 19 25.7 13.1 360 9.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202501819151CNII2 19 26.1 12.7 10 11.1 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202501819301CNII2 19 26.2 12.9 10 9.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202501819451CNII2 19 26.1 12.9 340 12.1 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202501820001CNII2 19 26.6 13.3 350 12.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501820151CNII2 19 26.1 13.3 360 12.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501820301CNII2 19 26.4 13.6 20 9.9 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501820451CNII2 19 26.2 12.7 360 11.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9 202501821001CNII2 19 26.2 11.7 350 8.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501821151CNII2 19 26.6 12.0 350 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501821301CNII2 19 26.6 12.4 10 8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501821451CNII2 19 26.6 12.2 360 8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501822001CNII2 19 26.1 11.7 360 8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202501822151CNII2 19 25.5 10.9 350 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
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87 matching elements
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