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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: 2247 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 (168)
 (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 202516800001CNII2 19 70.7 57.6 90 4.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516800151CNII2 19 70.5 57.0 100 2.9 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516800301CNII2 19 70.0 57.4 0 0.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516800451CNII2 19 69.6 57.6 0 0.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516801001CNII2 19 69.1 57.9 0 0.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516801151CNII2 19 68.4 58.6 170 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516801451CNII2 19 66.7 60.3 150 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516802001CNII2 19 66.6 60.4 120 5.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516802151CNII2 19 66.4 60.6 150 5.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516802301CNII2 19 66.0 60.3 130 1.9 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516802451CNII2 19 66.4 59.7 150 1.9 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516803001CNII2 19 67.3 58.8 130 4.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516803151CNII2 19 67.6 59.0 170 2.9 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516803301CNII2 19 68.2 58.3 0 0.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516803451CNII2 19 68.4 58.6 140 1.9 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202516804001CNII2 19 68.0 58.6 0 0.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516804151CNII2 19 68.2 59.2 120 1.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516804451CNII2 19 67.3 59.4 0 0.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516805001CNII2 19 67.8 59.2 140 1.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202516805151CNII2 19 67.1 59.5 0 0.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202516805301CNII2 19 66.7 59.7 0 0.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202516805451CNII2 19 66.7 59.9 190 1.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202516806151CNII2 19 66.7 61.5 110 1.9 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202516806301CNII2 19 66.4 61.9 150 1.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202516806451CNII2 19 66.9 63.0 0 0.0 4.1 999 9999.9 9999.9 99.9 99.9 99.9 202516807001CNII2 19 72.3 63.7 200 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516807151CNII2 19 72.5 64.4 210 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516807301CNII2 19 72.7 65.5 220 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516807451CNII2 19 72.7 65.8 220 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202516808001CNII2 19 72.9 66.2 200 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516808151CNII2 19 72.9 66.6 190 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516808451CNII2 19 72.9 67.1 170 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516809001CNII2 19 72.9 67.3 190 7.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516809151CNII2 19 73.0 67.5 190 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516809301CNII2 19 72.9 67.5 200 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516809451CNII2 19 72.9 67.5 270 4.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516810001CNII2 19 72.7 67.3 210 4.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516810151CNII2 19 72.3 67.3 210 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516810301CNII2 19 72.3 67.3 210 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516810451CNII2 19 71.8 66.9 200 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516811001CNII2 19 71.6 67.1 190 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516811151CNII2 19 71.6 66.9 240 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516811301CNII2 19 72.0 67.1 200 4.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516811451CNII2 19 72.3 66.9 210 6.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202516812001CNII2 19 72.9 67.1 240 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516812151CNII2 19 73.4 66.9 210 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516812301CNII2 19 73.9 66.9 200 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516812451CNII2 19 74.8 67.1 190 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516813001CNII2 19 75.6 66.9 220 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516813151CNII2 19 76.3 66.9 220 8.9 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516813301CNII2 19 76.8 66.9 210 9.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202516813451CNII2 19 78.1 66.9 180 6.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202516814001CNII2 19 78.4 66.6 200 8.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202516814301CNII2 19 80.2 66.6 240 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202516814451CNII2 19 81.3 66.2 210 7.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202516815001CNII2 19 81.0 65.8 240 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202516815151CNII2 19 82.0 65.5 210 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202516815301CNII2 19 82.0 65.1 210 9.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202516816001CNII2 19 83.3 64.2 190 8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202516816151CNII2 19 84.2 63.7 180 7.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202516816301CNII2 19 84.6 62.2 160 2.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202516816451CNII2 19 85.3 63.7 180 2.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202516817151CNII2 19 85.3 62.6 240 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202516817301CNII2 19 86.0 64.2 200 4.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9 202516818001CNII2 19 86.5 62.6 210 9.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202516818301CNII2 19 86.5 63.0 230 8.9 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202516818451CNII2 19 87.4 62.8 250 7.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9 202516819001CNII2 19 86.9 61.5 250 8.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202516819151CNII2 19 88.0 62.4 180 4.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202516819301CNII2 19 88.3 62.4 180 7.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202516819451CNII2 19 87.8 61.7 180 8.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9 202516820001CNII2 19 88.0 61.7 200 7.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202516820151CNII2 19 88.3 61.2 270 6.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202516820301CNII2 19 87.8 61.9 250 7.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202516820451CNII2 19 88.2 61.2 250 9.9 15.0 999 9999.9 9999.9 99.9 99.9 99.9 202516821001CNII2 19 88.9 61.0 180 7.0 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202516821151CNII2 19 88.5 60.1 220 9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202516821301CNII2 19 88.7 59.9 260 9.9 13.0 999 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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  [every 2nd value plotted]
78 matching elements
0.037 sec

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