Back to Met-ReCON Station Map
Alpena | Chicago | Michigan City | Milwaukee | Muskegon | 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 9:20 pm CST on 11/29/2023 (DOY 334 03:20 GMT)
(Updated every 15 minutes)
Wind Speed:   15.9 kts   (8.2 m/s)
Max Wind Speed:   17.9 kts   (9.2 m/s)
Wind Direction:   229° (SW)
Air Temperature:   41.2 °F   (5.1 °C)
Dew Point:   32.3 °F   (0.2 °C)
Relative Humidity:   70.5 %
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
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
Spd
kts 		Wind
Gust
kts 		Peak
Wind
kts 		Wind
Dir
deg 		Air
Tmp
F 		Wind
Chill
F 		Dew
Pt
F 		Rel
Hum
%
20233332100 16.1 18.5 19.8 227 40.6 -99.0 31.4 69.3
20233332000 10.3 13.4 18.7 223 40.6 -99.0 31.8 70.5
20233331900 14.4 15.6 18.5 212 39.9 31.3 31.7 72.0
20233331800 11.7 14.8 18.9 217 40.5 -99.0 31.6 70.3
20233331700 12.4 15.9 18.1 225 41.0 -99.0 30.7 66.3
20233331600 14.6 17.5 17.5 247 42.4 -99.0 29.1 58.8
20233331500 15.7 18.3 18.9 251 43.3 -99.0 28.6 55.6
20233331400 17.1 18.3 21.0 246 42.6 -99.0 29.3 59.0
20233331300 18.3 20.2 24.1 253 41.4 -99.0 28.1 58.8
20233331200 17.1 18.7 22.4 249 38.8 29.0 26.6 61.1
20233331100 5.8 8.0 22.7 239 36.1 30.7 25.1 63.9
20233331000 7.6 9.9 13.6 249 33.3 26.0 23.9 68.2
20233330900 13.6 16.7 18.3 256 30.0 18.8 21.6 70.5
20233330800 18.1 22.4 22.7 258 28.9 15.7 20.4 70.1
20233330700 17.5 20.0 23.9 217 29.5 16.6 21.1 70.5
20233330600 16.9 20.0 23.1 208 29.1 16.4 20.2 68.9
20233330500 22.0 26.4 29.7 204 29.8 15.7 19.0 63.8
20233330400 22.4 24.3 27.6 197 28.6 13.9 18.0 64.3
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: 20231130.04t.txt.txt, data format (metadata)
      right arrow Click here for past data: 2023 | 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