Back to Met-ReCON Station Map
Alpena | Chicago | Michigan City | Milwaukee | Muskegon | Muskegon Pier Light | South Haven | Thunder Bay Island | Toledo Light #2

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 7:36 am CST on 03/03/2026 (DOY 062 13:36 GMT)
(Updated every 15 minutes)
Wind Speed:   8.4 kts   (4.3 m/s)
Max Wind Speed:   9.3 kts   (4.8 m/s)
Wind Direction:   122° (ESE)
Air Temperature:   32.9 °F   (0.5 °C)
Wind Chill:   25.0 °F   (-3.9 °C)
Dew Point:   29.1 °F   (-1.6 °C)
Relative Humidity:   85.7 %
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 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
kts 		Wind
Gust
kts 		Peak
Wind
kts 		Wind
Dir
deg 		Air
Tmp
F 		Wind
Chill
F 		Dew
Pt
F 		Rel
Hum
%
20260620700 11.3 12.2 12.4 115 32.7 23.3 28.8 85.3
20260620600 12.6 13.4 15.0 110 32.9 22.9 28.9 85.2
20260620500 10.9 12.8 17.1 091 33.1 23.9 27.9 80.9
20260620400 10.9 11.7 13.6 101 33.4 24.4 28.2 80.9
20260620300 11.7 12.6 13.4 120 34.0 24.7 27.1 75.7
20260620200 10.3 10.9 12.6 107 34.3 25.8 26.3 72.0
20260620100 10.1 10.9 12.2 087 34.9 26.6 26.0 69.8
20260620000 8.7 9.3 11.7 097 35.6 28.2 25.9 67.4
20260612300 14.4 15.2 15.4 106 36.3 26.6 24.5 62.0
20260612200 12.2 12.6 15.7 102 36.7 27.9 25.6 63.9
20260612100 12.1 12.6 14.6 100 36.7 28.0 28.0 70.6
20260612000 14.2 14.6 15.9 087 36.1 26.5 29.3 76.1
20260611900 14.4 15.6 15.9 074 35.6 25.7 28.9 76.2
20260611800 5.6 6.4 15.9 027 35.1 29.5 28.7 77.3
20260611700 7.6 8.2 8.4 020 34.7 27.7 27.9 75.8
20260611600 5.6 6.0 8.4 022 34.5 28.9 26.3 71.6
20260611500 6.6 7.6 8.2 049 34.0 27.5 24.3 67.3
20260611400 9.9 10.5 10.5 068 33.3 24.6 20.7 59.7
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: 20260303.04t.txt.txt, data format (metadata)
      right arrow Click here for past data: 2026 | 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