465 
WGUS53 KLOT 111635
FFWLOT
INC089-127-111930-
/O.NEW.KLOT.FF.W.0049.260811T1635Z-260811T1930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Chicago IL
1135 AM CDT Tue Aug 11 2026

The National Weather Service in Chicago has issued a

* Flash Flood Warning for...
  East Central Lake IN County in northwestern Indiana...
  Central Porter County in northwestern Indiana...

* Until 230 PM CDT.

* At 1135 AM CDT, Doppler radar and automated rain gauges indicated
  thunderstorms producing rainfall rates of 2 to 3 inches per hour.
  Up to 2 inches of rainfall has occurred so far between Crown Point
  and Valparaiso. Additional rainfall amounts up to 1 inch are
  possible. Worsening of flood impacts is imminent.

  HAZARD...Flash flooding caused by thunderstorms.

  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...
  Merrillville, Valparaiso, Hobart, Lakes of the Four Seasons,
  Winfield, Wheeler, Boone Grove and Malden.

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 4136 8722 4136 8725 4140 8725 4143 8728
      4149 8728 4151 8726 4151 8693 4135 8693
      4135 8700 4133 8704 4133 8715 4135 8718

FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR

$$

WSL

297 
WGUS73 KLOT 111835
FFSLOT

Flash Flood Statement
National Weather Service Chicago IL
135 PM CDT Tue Aug 11 2026

INC089-127-111845-
/O.CAN.KLOT.FF.W.0049.000000T0000Z-260811T1930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lake IN-Porter IN-
135 PM CDT Tue Aug 11 2026

...FLASH FLOOD WARNING FOR EAST CENTRAL LAKE IN AND CENTRAL PORTER
COUNTIES HAS BEEN REPLACED WITH A FLOOD WARNING...

The heavy rain has ended. Flash flooding is no longer expected to
pose an imminent threat. Please continue to heed remaining road
closures.

&&

LAT...LON 4136 8722 4136 8725 4140 8725 4143 8728
      4149 8728 4151 8726 4151 8693 4135 8693
      4135 8700 4133 8704 4133 8715 4135 8718

$$

Donofrio