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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: 0823 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 (349)
 (See also Tables for determining DOY for a given date)
View multiple days of data for this station:
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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   N     W     -------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER  LAT   LON    YYYYDDDHHMM#ID            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s  d.deg d.deg   202534900001CNII2 19 8.1 -2.6 260 7.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534900151CNII2 19 7.0 -4.2 280 8.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534900301CNII2 19 7.3 -3.3 250 8.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534900451CNII2 19 7.2 -3.3 270 6.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534901001CNII2 19 7.2 -3.5 250 5.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534901151CNII2 19 6.4 -4.4 200 8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534901301CNII2 19 6.8 -4.2 190 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534901451CNII2 19 7.0 -3.1 190 4.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534902001CNII2 19 6.8 -3.1 210 7.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202534902151CNII2 19 6.8 -2.0 250 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202534902301CNII2 19 6.4 -3.3 180 8.0 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202534902451CNII2 19 6.4 -3.5 230 8.9 9.9 999 9999.9 9999.9 99.9 99.9 99.9 202534903001CNII2 19 6.3 -4.2 240 8.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534903151CNII2 19 6.3 -4.0 230 6.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534903301CNII2 19 6.6 -3.6 230 5.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534903451CNII2 19 6.8 -2.4 200 4.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534904001CNII2 19 5.7 -4.2 200 8.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534904151CNII2 19 6.3 -2.7 180 2.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534904301CNII2 19 5.4 -4.0 260 8.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534904451CNII2 19 5.4 -4.0 240 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202534905001CNII2 19 5.0 -4.2 220 8.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534905151CNII2 19 5.2 -2.6 260 8.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534905301CNII2 19 4.8 -3.1 260 12.1 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534905451CNII2 19 5.0 -3.1 210 6.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202534906001CNII2 19 5.2 -1.7 260 8.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202534906151CNII2 19 4.6 -3.1 210 7.0 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202534906301CNII2 19 5.0 -2.2 260 6.0 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202534906451CNII2 19 4.5 -3.3 210 5.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202534907001CNII2 19 3.7 -4.7 200 9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9 202534907151CNII2 19 4.1 -4.0 200 7.0 13.0 999 9999.9 9999.9 99.9 99.9 99.9
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