Flash Flood Warning

Flash Flood Warning
ILC031-043-272100-
/O.NEW.KLOT.FF.W.0037.260727T1702Z-260727T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Chicago IL
1202 PM CDT Mon Jul 27 2026

The National Weather Service in Chicago has issued a

* Flash Flood Warning for...
  Cook County in northeastern Illinois...
  Eastern DuPage County in northeastern Illinois...

* Until 400 PM CDT.

* At 1202 PM CDT, Doppler radar and automated rain gauges indicated
  thunderstorms producing rainfall rates of 1 to 2 inches per hour.
  Up to 2 inches of rainfall has occurred due to these storms in
  northwestern Cook County. Flash flooding is ongoing or expected to
  begin shortly.

  HAZARD...Flash flooding.

  SOURCE...Radar and automated gauges.

  IMPACT...Rapid-onset flooding of creeks, streams, drainage
           ditches, streets, underpasses, low-lying areas, and
           other poor drainage areas.

* Some locations that will experience flash flooding include...
  Chicago, Cicero, Arlington Heights, Evanston, Schaumburg,
  Bolingbrook, Palatine, Skokie, Des Plaines, Oak Lawn, Berwyn,
  Mount Prospect, Wheaton, Hoffman Estates, Oak Park, Downers Grove,
  Glenview, Elmhurst, Lombard and Buffalo Grove.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Warning means rapid-onset flooding is imminent or may
already be occurring. Persons along creeks, drainage ditches, and
other waterways should take immediate precautions to protect life
and property.

&&

LAT...LON 4215 8824 4215 8774 4211 8770 4208 8767
      4199 8764 4197 8762 4195 8762 4193 8761
      4190 8758 4188 8760 4185 8759 4177 8755
      4176 8752 4172 8751 4172 8791 4168 8797
      4169 8803 4173 8803 4199 8818

FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR

$$

WSL

Flash Flood Warning
WIC059-101-272000-
/O.NEW.KMKX.FF.W.0018.260727T1652Z-260727T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Milwaukee/Sullivan WI
1152 AM CDT Mon Jul 27 2026

The National Weather Service in Milwaukee/Sullivan has issued a

* Flash Flood Warning for...
  Kenosha County in southeastern Wisconsin...
  Western Racine County in southeastern Wisconsin...

* Until 300 PM CDT.

* At 1152 AM CDT, Doppler radar and automated rain gauges indicated
  thunderstorms producing heavy rain across the warned area. Between
  2 and 3 inches of rain have fallen. Additional rainfall amounts of
  1 to 2 inches are possible in the warned area. Flash flooding is
  ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar and automated gauges.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Kenosha, Pleasant Prairie, Union Grove, Paddock Lake, Camp Lake,
  Wind Lake, Twin Lakes, Rochester, Wheatland, Yorkville, Silver
  Lake, Eagle Lake, Browns Lake, Waterford North, Salem, Burlington,
  Waterford, Bristol, Paris and Brighton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 4276 8830 4282 8818 4271 8793 4249 8785
      4249 8790 4249 8792 4249 8797 4249 8799
      4249 8800 4249 8802 4250 8803 4250 8821
      4267 8829

FLASH FLOOD...RADAR AND GAUGE INDICATED

$$

WAGNER