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Chicago, IL  (CHII2)  Harrison-Dever Crib, approx. 2.75 miles offshore

See Metadata File for full description of instruments and parameters, as well as site maps.

Conditions at 10:36 pm CDT on 06/26/2017 (DOY 178 03:36 GMT)
(Updated at about 08,23,38,53 minutes past the hour)
Wind Speed:   13.8 kts   (7.1 m/s)
Max Wind Speed:   16.3 kts   (8.4 m/s)
Wind Direction:   317° (NW)
Air Temperature:   63.0 °F   (17.2 °C)
Dew Point:   46.2 °F   (7.9 °C)
Relative Humidity:   53.9 %
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
         1 Day Windrose Plot5 Day Windrose Plot(explanation)         
Click on image to enlarge
(images updated 6X per hour)
Webcam Location & Info
[Live Webcam Image from Chicago, IL Met Station Camera 1]
[Live Webcam Image from Chicago, IL Met Station Camera 2]
[Live Webcam Image from Chicago, IL Met Station Camera 3]
6-hr animations: 1  2  3
Previous 48 images (top of hour only): 1  2  3
All Images (past 14 days)

Nearby Webcams (external sites):
Chicago, facing east courtesy of LakeVision.com
Loyola University Lake Shore Campus
Loop and Lake Michigan courtesy of ABC News

---------- Previous 18 Hours (at top of hour)  [English] [Metric] ----------
YEARDOY CDT Wind
Speed
kts
Wind
Gust
kts
Peak
Wind
kts
Wind
Dir
deg
Air
Temp
deg F
Dew
Point
deg F
Rel
Hum
%
20171772200 12.2 13.8 16.3 310 63.3 47.0 54.8
20171772100 16.1 17.7 17.7 311 64.0 45.9 51.2
20171772000 19.6 22.0 22.0 328 64.6 45.2 48.9
20171771900 21.0 25.5 26.0 324 64.8 46.0 50.2
20171771800 19.1 21.0 24.1 337 66.6 45.6 46.3
20171771700 12.8 15.2 22.6 337 68.0 45.7 44.2
20171771600 21.0 23.3 27.2 309 69.1 40.0 34.2
20171771500 22.0 24.1 27.0 303 69.1 40.2 34.5
20171771400 25.1 30.1 30.9 282 68.7 41.6 36.9
20171771300 18.1 20.6 28.0 274 68.2 42.1 38.3
20171771200 14.6 17.5 28.6 299 66.9 46.4 47.2
20171771100 21.0 24.1 26.4 275 66.7 44.1 43.5
20171771000 12.2 13.8 24.3 280 65.8 45.7 47.7
20171770900 7.2 9.7 18.1 272 64.4 47.0 52.7
20171770800 7.8 8.4 11.9 255 61.9 49.4 63.3
20171770700 10.3 11.3 11.5 269 59.7 50.0 69.8
20171770600 13.6 15.2 15.9 267 59.4 50.5 72.2
20171770500 11.5 12.1 16.1 271 59.5 50.7 72.2
Note: Peak wind is max wind gust during entire hour

      right arrow Click here for today's 2-minute data: 20170627.04t.txt, data format (metadata)
      right arrow Click here for past data: 2017 | Archive

Access current marine observations on your mobile device. See NDBC's mobile access page.
These data are also available from NDBC website and NDBC's Dial-a-Buoy Program.
See also NWS Marine Forecast for this area, and NWS Recreational Beach Forecast

Realtime Data Disclaimer
Special thanks to City of Chicago, IL / Water Department, USACE


Additional Great Lakes Meteorological Observations

» NWS, Grand Rapids Office: Near-Realtime Marine Weather, includes current conditions and forecasts
» NWS, White Lake Office: Near-Realtime Marine Weather, includes current conditions and forecasts
» NDBC Great Lakes ImageMap showing U.S. and Canadian Buoys and C-MAN Stations
» NOAA CoastWatch Great Lakes NOAAPORT Data, includes all station types
» NOAA's NowCoast: Web mapping portal to real-time coastal observations
» Winds courtesy of iWindsurf.com
» NWS Great Lakes Marine Text Forecasts by Zone
» Links to Great Lakes Water Temperature, Wind/Wave Data, & Water Levels
» Additional Great Lakes WebCams from GLIN
» GLIN: Great Lakes Information Network