De Kalb County, IL
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Thursday 06/11 9:06 PM CDT – Friday 06/12 3:00 AM CDT
Issued by NWS Chicago IL
What
Flooding caused by excessive rainfall is expected.
Where
Portions of north central and northeast Illinois, including the following counties, in north central Illinois, Boone, De Kalb, Lee, Ogle and Winnebago. In northeast Illinois, Lake IL and McHenry.
When
Until 300 AM CDT.
Impacts
Creeks and streams may rise out of their banks. Roads and streets may be flooded.
Additional Details
- At 902 PM CDT, Doppler radar indicated that heavy rainfall has ended. Runoff from the 2, to locally 3, inches of rain that fell across the advisory area will continue to lead to minor flooding through the remainder of the evening. Conditions will improve overnight. - Flooding impacts will continue, but no additional rainfall is expected. - Some locations that will experience flooding include... Rockford, Waukegan, Crystal Lake, Gurnee, Round Lake Beach, McHenry, Belvidere, Woodstock, Zion, Loves Park, Machesney Park, Grayslake, Libertyville, Round Lake, Dixon, Antioch, Wauconda, Roscoe, Fox Lake and Harvard. - http://www.weather.gov/safety/flood
What to Do
A Flood Advisory means minor flooding along waterways and other poor drainage areas is imminent or may already be occurring. Persons in the advisory area should use caution and avoid flood waters.
Be especially cautious at night when it is harder to recognize the dangers of flooding.
Areas Impacted
- Boone, IL
- De Kalb, IL
- Lake, IL
- Lee, IL
- McHenry, IL
- Ogle, IL
- Winnebago, IL
Tips to Stay Safe
A Flood Advisory is issued when flooding may cause significant inconvenience, or even become dangerous if you are not careful. Know your risk at home, work and school, and use caution when flooding is expected.
- Be aware of low-lying areas along your travel routes that are most likely to flood.
- Check road conditions before traveling, and obey road closures and barricades.
- Never walk, swim, or drive through flood waters.
- Stay tuned for local weather updates on the situation as it develops.
Briefings
From the Forecaster
Four Day Outlook
Created by the NWS Chicago WFO
Cooler and much less humid conditions are expected on Friday. Another cold front will bring showers and scattered thunderstorms late day Saturday through Saturday night, followed by a cool and breezy Sunday.
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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