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Ended official alertUpdated

Hydrologic Outlook for Boone, IL; Cook, IL; De Kalb, IL +17 more

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Boone, Cook, De Kalb, DuPage, Grundy, Iroquois, Kane, Kankakee and 12 more
Effective
Ended
Official severity
Unknown
Official urgency
Future
Official certainty
Possible

What is happening

ESFLOT A slow moving weather system will bring widespread showers, some heavy, to the area through Saturday. Rainfall may cause ponding in poor drainage areas, rises on area streams, and localized flooding. The most likely areas for flooding include urban areas and areas that received rainfall earlier this week....

What the bulletin says to do

No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.

Full official description

Bulletin details

ESFLOT A slow moving weather system will bring widespread showers, some heavy, to the area through Saturday. Rainfall may cause ponding in poor drainage areas, rises on area streams, and localized flooding. The most likely areas for flooding include urban areas and areas that received rainfall earlier this week. Conditions will be favorable for rainfall rates in excess of 1 inch per hour in isolated areas. The exact locations expected to receive the heaviest rainfall remains uncertain at this time. This outlook means that elevated water levels and potential impacts are possible, but not yet certain. Persons should closely monitor forecasts including the possibility of flood watches, warnings, and advisories.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Hydrologic Outlook issued July 31 at 2:19PM CDT by NWS Chicago IL

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Chicago IL. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections