Weather Alerts for Naperville

Issued by the National Weather Service

Flash Flood Watch  FLASH FLOOD WATCH   Flash Flood Watch
NAPERVILLE

Areas Affected:
Boone - Cook - De Kalb - DuPage - Kane - Lake - Lee - McHenry - Ogle - Winnebago
Effective: Sun, 9/15 1:00am Updated: Sun, 9/15 5:27am Urgency: Expected
Expires: Sun, 9/15 10:00am Severity:  Severe  Certainty: Possible

 
Details:
...FLASH FLOOD WATCH IN EFFECT TONIGHT INTO SUNDAY MORNING FOR
LOCALES NEAR AND NORTH OF I-88...
...FLASH FLOOD WATCH IN EFFECT FROM 1 AM CDT SUNDAY THROUGH
SUNDAY MORNING...
The National Weather Service in Chicago has issued a
* Flash Flood Watch for portions of north central Illinois and
northeast Illinois, including the following areas, in north
central Illinois, Boone, De Kalb, Lee, Ogle, and Winnebago. In
northeast Illinois, Cook, DuPage, Kane, Lake IL, and McHenry.
This is mainly for locales near and north of I-88.
* From 1 AM CDT Sunday through Sunday morning
* Widespread showers and thunderstorms are expected to develop
late tonight and persist into Sunday morning. These storms will
be capable of producing heavy rainfall, with rates approaching
1.5 to 2 inches per hour on a localized basis. This expected
heavy rainfall falling in a short duration and over locations
that have experienced heavy rainfall over the last week may
lead to additional flash flooding.
* This heavy rainfall may also lead to additional river rises into
the upcoming week.

Information:
A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.