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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. See also rtmon status, webcam status
Conditions at 10:50 am CDT on 08/10/2020 (DOY 223 15:50 GMT)
(Updated at about 06,21,36,51 minutes past the hour)
Wind Speed:   9.1 kts   (4.7 m/s)
Max Wind Speed:   10.1 kts   (5.2 m/s)
Wind Direction:   227° (SW)
Air Temperature:   81.1 °F   (27.3 °C)
Dew Point:   76.6 °F   (24.8 °C)
Relative Humidity:   85.8 %
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 10 days)

Nearby Webcams (external sites):
Webcams of Chicago courtesy of WXYZ Webcams
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
Spd
kts
Wind
Gust
kts
Peak
Wind
kts
Wind
Dir
deg
Air
Tmp
F
Dew
Pt
F
Rel
Hum
%
20202231000 13.4 14.2 14.4 216 78.8 76.2 91.7
20202230900 16.7 17.5 17.5 200 77.5 75.8 94.2
20202230800 15.0 15.7 17.9 175 75.4 75.1 99.2
20202230700 14.2 15.2 16.7 181 74.7 74.8 100.4
20202230600 14.6 15.4 17.3 182 75.2 75.2 99.9
20202230500 12.2 12.8 16.9 190 76.1 76.1 100.0
20202230400 14.2 14.8 14.8 196 76.6 76.5 99.4
20202230300 13.4 13.8 14.8 172 75.9 76.0 100.4
20202230200 12.4 14.4 15.4 154 75.0 75.1 100.4
20202230100 12.6 15.0 16.7 148 74.8 75.0 100.4
20202230000 15.0 15.6 15.6 109 73.2 73.3 100.4
20202222300 10.7 11.3 18.5 098 73.6 73.7 100.3
20202222200 9.1 9.7 12.6 070 72.3 72.4 100.3
20202222100 19.2 20.8 20.8 360 73.0 73.1 100.2
20202222000 14.6 17.5 29.7 206 83.7 74.5 73.5
20202221900 18.5 19.4 23.5 201 84.2 74.5 72.2
20202221800 20.4 21.8 23.1 186 83.5 73.8 72.3
20202221700 18.5 19.4 22.6 193 83.5 73.2 70.8
Note: Peak wind is max wind gust during entire hour

      right arrow Click here for today's 2-minute data: 20200810.04t.txt, data format (metadata)
      right arrow Click here for past data: 2020 | 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
» GLIN: Great Lakes Information Network