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Real-Time Meteorological Observation Network
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 11:20 pm CST on 11/05/2024 (DOY 311 05:20 GMT)
(Updated every 15 minutes)
Wind Speed:   13.8 kts   (7.1 m/s)
Max Wind Speed:   19.4 kts   (10.0 m/s)
Wind Direction:   246° (WSW)
Air Temperature:   65.3 °F   (18.5 °C)
Dew Point:   62.3 °F   (16.9 °C)
Relative Humidity:   90.0 %
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 every 30 minutes)

[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]

18-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
Loop and Lake Michigan courtesy of ABC News

---------- Previous 18 Hours (at top of hour)  [English] [Metric] ----------
YEARDOY CST Wind
Spd
m/s
Wind
Gust
m/s
Peak
Wind
m/s
Wind
Dir
deg
Air
Tmp
C
Wind
Chill
C
Dew
Pt
C
Rel
Hum
%
20243102300 8.3 10.2 12.4 228 18.5 -99.0 17.1 91.7
20243102200 8.4 9.8 12.2 223 18.5 -99.0 17.7 94.9
20243102100 8.6 9.7 13.0 222 18.9 -99.0 17.6 92.0
20243102000 10.3 13.2 13.8 224 19.1 -99.0 17.9 92.9
20243101900 13.2 15.1 15.4 216 19.1 -99.0 18.1 93.6
20243101800 14.4 17.2 17.2 215 18.7 -99.0 18.9 101.5
20243101700 17.5 19.0 21.6 197 18.8 -99.0 19.0 101.6
20243101600 16.2 17.8 22.1 190 18.5 -99.0 18.7 101.5
20243101500 16.2 17.2 23.1 194 18.9 -99.0 19.2 101.6
20243101400 18.0 20.7 23.6 192 20.4 -99.0 18.7 89.6
20243101300 15.3 16.7 24.0 195 20.1 -99.0 18.7 91.6
20243101200 13.0 13.8 20.7 180 18.4 -99.0 18.4 100.3
20243101100 14.0 15.6 19.1 187 19.2 -99.0 18.3 94.2
20243101000 14.6 17.1 17.7 194 19.4 -99.0 18.5 94.3
20243100900 14.4 15.5 20.4 195 19.3 -99.0 18.7 96.3
20243100800 14.9 16.3 18.2 204 19.6 -99.0 18.9 95.9
20243100700 16.1 19.4 20.9 202 19.4 -99.0 19.3 99.1
20243100600 16.9 19.7 21.7 202 19.1 -99.0 19.1 99.7
Note: Peak wind is max wind gust during entire hour
Note: Wind chill is set to -99 if air temp > 40 F or wind speed < 3 mph

      right arrow Click here for recent 2-minute daily data: 20241106.04t.txt.txt, data format (metadata)
      right arrow Click here for past data: 2024 | Archive

The NDBC station ID for this station is: CHII2
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


Contact:
General Information & Media Inquiries:
oar.glerl.www@noaa.gov
(734) 741-2235
Data Inquiries:
oar.glerl.data@noaa.gov