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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: 1125 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 (191)
 (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 202519100001CNII2 19 67.8 64.0 20 6.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202519100151CNII2 19 67.8 64.0 360 7.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202519100301CNII2 19 68.0 64.2 20 7.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202519100451CNII2 19 68.2 64.4 40 8.0 12.1 999 9999.9 9999.9 99.9 99.9 99.9 202519101001CNII2 19 68.2 64.4 30 5.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202519101151CNII2 19 68.0 64.4 40 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202519101301CNII2 19 68.4 64.9 40 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202519101451CNII2 19 68.4 64.8 40 6.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9 202519102001CNII2 19 68.5 64.9 20 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202519102151CNII2 19 68.4 64.8 40 4.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202519102301CNII2 19 68.4 64.8 20 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202519102451CNII2 19 68.0 64.4 20 4.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202519103001CNII2 19 68.0 64.4 10 1.9 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519103151CNII2 19 68.0 64.2 360 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519103301CNII2 19 68.2 64.2 360 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519103451CNII2 19 68.2 64.2 10 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519104001CNII2 19 68.2 64.2 350 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519104151CNII2 19 68.4 64.0 350 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519104301CNII2 19 68.2 63.9 20 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519105001CNII2 19 68.0 63.5 340 7.0 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202519105151CNII2 19 68.2 63.3 10 4.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202519105301CNII2 19 68.9 63.5 350 2.9 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202519105451CNII2 19 69.1 63.3 350 4.1 8.0 999 9999.9 9999.9 99.9 99.9 99.9 202519106001CNII2 19 68.9 63.0 10 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519106151CNII2 19 68.7 63.0 10 4.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519106301CNII2 19 68.7 63.1 360 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519106451CNII2 19 69.1 63.3 340 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519107001CNII2 19 69.1 62.8 20 6.0 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519107151CNII2 19 68.7 62.8 10 5.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519107451CNII2 19 68.7 62.6 340 4.1 7.0 999 9999.9 9999.9 99.9 99.9 99.9 202519108001CNII2 19 68.5 62.2 360 5.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519108151CNII2 19 68.7 62.4 350 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519108301CNII2 19 68.7 62.6 350 4.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519108451CNII2 19 68.4 62.8 340 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519109001CNII2 19 68.2 62.8 350 1.0 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519109151CNII2 19 68.2 62.8 10 4.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519109301CNII2 19 67.8 62.4 350 4.1 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519109451CNII2 19 67.5 62.4 340 2.9 6.0 999 9999.9 9999.9 99.9 99.9 99.9 202519110001CNII2 19 67.6 62.4 360 5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202519110151CNII2 19 67.6 62.1 350 5.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202519110301CNII2 19 67.5 62.4 350 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9
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