Alert archive / Illinois / River Flood Advisories in 2021
River Flood Advisory 8, NWS Chicago, IL
NWS Chicago, IL issued this river flood advisory at Mar 11, 2021, 8:12 PM CST for Lake County, Illinois. It was in force for 60 hr.
The area
The counties it named.
The facts
- Issued
- Mar 11, 2021, 8:12 PM CST (02:12 UTC)
- Expired
- Mar 14, 2021, 8:46 AM CDT
- In force
- 60 hr
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
County Lake County, IL
The radar
The Chicago radar (KLOT), 85 km from the middle of the area, began a volume at 02:12 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Des Plaines River near Gurnee (GUNI2). The gauge peaked at 6.62 ft at Mar 12, 2021, 11:00 PM CST.
- Action stage
- 6.5 ft
- Minor stage
- 7 ft
- Moderate stage
- 9 ft
- Major stage
- 11 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05528000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
What forecasters said that day
The local office's own words before this river flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Chicago, IL wrote its last area forecast discussion before this river flood advisory went out at Mar 11, 5:37 PM CST, 2 hours 35 minutes earlier.
Area forecast discussion, Mar 11, 5:37 PM CST, 2 hours 35 minutes before
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</html>Hazardous weather outlook, Mar 11, 7:16 PM CST, 56 minutes before
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The site you requested is temporarily down for maintenance or an unexpected outage.
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</html>Nearby
River Flood Advisories in Illinois, 2021Every river flood advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.