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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 9:06 pm CST on 02/25/2017 (DOY 057 03:06 GMT)
(Updated at about 07,22,37,52 minutes past the hour)
Wind Speed:   13.8 kts   (7.1 m/s)
Max Wind Speed:   16.9 kts   (8.7 m/s)
Wind Direction:   280° (W)
Air Temperature:   27.1 °F   (-2.7 °C)
Wind Chill:   15.0 °F   (-9.4 °C)
Dew Point:   15.4 °F   (-9.2 °C)
Relative Humidity:   61.0 %
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 24 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 CST Wind
Speed
m/s
Wind
Gust
m/s
Peak
Wind
m/s
Wind
Dir
deg
Air
Temp
deg C
Dew
Point
deg C
Rel
Hum
%
20170562100 7.6 9.2 9.2 292 -2.9 -9.9 58.8
20170562000 7.2 8.5 9.3 290 -2.9 -9.8 59.2
20170561900 10.7 11.8 11.8 279 -2.8 -9.6 59.5
20170561800 10.0 12.1 12.7 290 -2.8 -9.5 60.0
20170561700 10.2 13.3 13.3 293 -3.0 -9.8 59.8
20170561600 8.6 9.7 14.1 285 -3.2 -9.2 63.5
20170561500 10.6 11.8 14.2 270 -3.2 -9.6 61.2
20170561400 10.7 12.4 14.3 283 -3.9 -10.8 59.1
20170561300 9.3 11.0 14.2 258 -3.7 -9.6 63.9
20170561200 9.8 12.1 13.7 278 -3.9 -9.4 65.8
20170561100 8.3 12.3 13.1 287 -4.5 -9.0 70.7
20170561000 9.8 11.4 12.8 287 -4.8 -9.8 68.2
20170560900 12.0 13.8 13.8 290 -5.0 -9.9 68.8
20170560800 10.2 11.6 15.1 296 -5.0 -9.3 71.9
20170560700 11.6 13.6 14.6 287 -3.9 -8.7 69.3
20170560600 11.2 13.1 14.3 299 -3.0 -6.6 76.1
20170560500 11.7 13.5 15.5 288 -2.1 -6.1 74.0
20170560400 9.5 10.5 14.4 291 -0.8 -3.7 80.8
Note: Peak wind is max wind gust during entire hour

      right arrow Click here for today's 2-minute data: 20170226.04t.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