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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: 1149 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 (278)
 (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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s 202427800001CNII2 19 17.9 12.2 30 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427800151CNII2 19 18.1 12.4 30 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427800301CNII2 19 17.9 12.2 20 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427800451CNII2 19 18.1 12.7 10 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427801001CNII2 19 18.1 12.9 20 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427801151CNII2 19 18.0 12.8 10 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427801301CNII2 19 18.2 12.9 40 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427801451CNII2 19 17.9 12.6 50 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427802001CNII2 19 18.2 13.3 20 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427802151CNII2 19 17.9 12.9 20 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427802301CNII2 19 18.0 13.2 20 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427802451CNII2 19 18.1 13.5 30 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427803001CNII2 19 18.2 13.6 30 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427803151CNII2 19 18.2 13.4 30 4.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427803301CNII2 19 18.3 13.6 30 3.6 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202427803451CNII2 19 18.2 13.7 30 5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202427804001CNII2 19 18.2 13.7 30 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427804151CNII2 19 18.3 14.1 30 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427804301CNII2 19 18.2 13.6 40 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427804451CNII2 19 18.2 13.4 30 5.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427805001CNII2 19 18.3 13.7 40 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427805151CNII2 19 18.3 13.9 50 4.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427805301CNII2 19 18.4 13.9 30 3.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427805451CNII2 19 18.4 13.7 40 3.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427806001CNII2 19 18.6 13.4 40 3.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427806151CNII2 19 18.8 13.1 30 3.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427806301CNII2 19 18.8 12.8 40 3.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427806451CNII2 19 18.8 12.5 40 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427807001CNII2 19 18.9 12.2 30 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202427807151CNII2 19 19.0 12.3 50 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202427807301CNII2 19 19.1 12.4 40 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202427807451CNII2 19 19.0 12.3 40 5.7 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202427808001CNII2 19 18.8 12.8 30 4.1 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427808151CNII2 19 18.7 12.8 40 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427808301CNII2 19 18.7 12.6 40 4.6 5.7 999 9999.9 9999.9 99.9 99.9 99.9 202427808451CNII2 19 18.9 11.9 50 5.7 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202427809001CNII2 19 18.9 12.1 40 6.2 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427809151CNII2 19 18.9 12.3 50 5.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427809301CNII2 19 18.7 12.4 30 5.1 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427809451CNII2 19 18.8 12.0 30 5.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427810001CNII2 19 18.7 10.3 30 5.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427810151CNII2 19 19.0 10.4 30 5.1 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427810301CNII2 19 19.0 9.6 350 3.6 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427810451CNII2 19 19.2 9.1 30 4.6 7.2 999 9999.9 9999.9 99.9 99.9 99.9 202427811001CNII2 19 18.1 10.3 40 5.7 7.2 999 9999.9 9999.9 99.9 99.9 99.9
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