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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 12:36 pm CDT on 05/24/2017 (DOY 144 17:36 GMT)
(Updated at about 07,22,37,52 minutes past the hour)
Wind Speed:   19.8 kts   (10.2 m/s)
Max Wind Speed:   22.0 kts   (11.3 m/s)
Wind Direction:   6° (N)
Air Temperature:   52.2 °F   (11.2 °C)
Dew Point:   50.1 °F   (10.1 °C)
Relative Humidity:   92.7 %
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
         1 Day Windrose Plot, 5 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
%
20171441200 20.2 21.6 23.1 003 51.8 49.7 92.4
20171441100 18.3 20.4 24.3 013 51.6 49.8 93.3
20171441000 17.3 19.8 22.2 014 51.4 50.1 95.1
20171440900 17.3 18.5 23.5 007 52.2 50.8 94.9
20171440800 17.7 19.4 20.2 002 52.5 50.6 93.2
20171440700 16.9 19.8 21.6 003 52.5 51.9 97.8
20171440600 16.9 19.2 20.2 348 52.3 52.1 99.2
20171440500 14.8 16.5 20.4 349 52.7 52.4 98.9
20171440400 15.0 15.7 16.7 346 52.9 52.7 99.2
20171440300 11.7 12.2 15.6 355 52.9 52.5 98.5
20171440200 10.3 12.2 15.0 020 54.7 53.3 95.1
20171440100 10.1 10.9 14.0 041 54.5 53.3 95.6
20171440000 6.6 7.8 15.4 070 54.9 53.1 93.6
20171432300 6.8 8.6 10.5 030 55.4 52.9 91.1
20171432200 7.2 8.4 9.5 058 55.0 53.7 95.1
20171432100 7.2 7.8 10.7 021 55.2 54.0 95.6
20171432000 7.2 7.8 9.1 057 55.6 54.0 94.4
20171431900 4.5 4.9 11.5 129 55.4 54.6 97.0
Note: Peak wind is max wind gust during entire hour

      right arrow Click here for today's 2-minute data: 20170524.04t.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