Back to Met Station Array Page
Milwaukee | Chicago | Michigan City | South Haven | Muskegon | Alpena | 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 01/20/2022 (DOY 020 13:36 GMT)
(Updated at about 06,21,36,51 minutes past the hour)
Wind Speed:   15.9 kts   (8.2 m/s)
Max Wind Speed:   17.7 kts   (9.1 m/s)
Wind Direction:   309° (NW)
Air Temperature:   9.1 °F   (-12.7 °C)
Wind Chill:   -9.3 °F   (-22.9 °C)
Dew Point:   2.9 °F   (-16.2 °C)
Relative Humidity:   75.6 %
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 2X 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 CST Wind
Spd
kts 		Wind
Gust
kts 		Peak
Wind
kts 		Wind
Dir
deg 		Air
Tmp
F 		Wind
Chill
F 		Dew
Pt
F 		Rel
Hum
%
20220200700 15.6 18.7 19.6 319 10.0 -7.9 4.0 76.4
20220200600 16.1 18.9 21.6 315 10.2 -8.0 3.3 73.3
20220200500 18.1 20.4 21.6 310 9.7 -9.6 0.6 66.5
20220200400 17.3 20.4 22.0 312 10.2 -8.6 0.7 65.1
20220200300 18.7 21.4 22.0 305 10.8 -8.5 0.9 64.1
20220200200 22.0 24.1 24.5 308 11.5 -8.8 1.8 64.7
20220200100 19.2 22.9 23.9 309 12.6 -6.3 3.0 65.2
20220200000 19.8 22.2 23.9 307 13.1 -5.8 3.5 65.2
20220192300 19.1 22.0 23.7 319 13.8 -4.6 4.4 65.8
20220192200 20.4 21.6 23.7 313 14.4 -4.4 4.5 64.6
20220192100 19.2 22.2 25.3 321 15.4 -2.5 5.5 64.5
20220192000 19.6 21.6 23.9 318 15.4 -2.7 4.7 62.2
20220191900 18.3 21.2 23.7 313 16.2 -1.2 4.8 60.5
20220191800 16.9 18.5 22.9 319 16.9 0.4 4.8 58.6
20220191700 16.5 19.1 22.2 311 17.2 1.0 6.0 61.0
20220191600 18.9 22.2 23.3 325 18.3 1.4 6.2 58.8
20220191500 18.5 21.2 25.1 315 19.8 3.5 7.1 57.7
20220191400 16.1 18.3 23.3 321 20.5 5.4 9.3 61.7
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 today's 2-minute data: 20220120.04t.txt, data format (metadata)
      right arrow Click here for past data: 2022 | 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