Chicago, IL Meteorological Data & WebCam

Real-Time Meteorological Observation Network
Chicago, IL (CHII2) Harrison-Dever Crib, approx. 3 miles offshore, 41° 55´ N, 87° 34´ W

See Metadata File for full description of instruments and parameters, as well as site maps.

Conditions at 11:15 am CST on 11/23/2009 (DOY 327 17:15 GMT)

Wind Speed:	3.44 kts (1.77 m/s)
Max Wind Speed:	5.91 kts (3.04 m/s)
Wind Direction:	148° (SSE)
Air Temperature:	44.7 °F (7.1 °C)
Plot & Data of Previous 3 Hours (5 minute increments)
Plot of Previous 5 Days (hourly increments)

Click on WebCam image to enlarge
(image is updated once per hour)

YEAR	DOY	CST	WIND SPD kts	WIND GUST kts	PEAK WIND kts	WIND DIR deg	AIR TEMP deg F
-------- Previous 18 Hours (at top of hour) [English] [Metric] --------
2009	327	1100	3.55	5.14	5.91	114	44.8
2009	327	1000	5.99	7.43	8.38	101	45.0
2009	327	0900	6.34	8.38	11.04	126	45.2
2009	327	0800	7.64	9.53	9.91	087	45.4
2009	327	0700	8.00	10.10	11.04	124	44.7
2009	327	0600	7.40	9.72	11.99	123	44.8
2009	327	0500	8.95	11.24	11.63	120	45.4
2009	327	0400	11.30	14.29	14.85	114	45.6
2009	327	0300	11.75	15.63	15.63	126	45.6
2009	327	0200	12.98	15.05	16.00	115	45.4
2009	327	0100	13.26	15.44	16.58	116	46.0
2009	327	0000	16.54	18.29	18.29	110	46.9
2009	326	2300	19.48	21.71	22.10	110	48.1
2009	326	2200	20.45	22.86	23.43	102	49.9
2009	326	2100	12.26	13.53	21.35	110	50.5
2009	326	2000	11.42	12.57	14.48	107	50.8
2009	326	1900	7.55	9.14	12.58	067	50.0
2009	326	1800	9.94	10.86	11.43	063	49.4

Note: Peak wind is max wind speed during entire hour

Click here for current data: 20091123.04t.txt, data format

Click here for past data: 2009 | Archive

These data are also available from NDBC's Dial-a-Buoy. See http://www.ndbc.noaa.gov/dial.shtml for details.

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Special thanks to City of Chicago, IL / Water Department, USACE / WES.