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Areal Flood Advisory 0096
Issued by the Chicago Forecast Office

Action Issued Starts Expiration
New 2026-08-11 04:56:35 2026-08-11 04:56:00 2026-08-11 08:00:00
Continued 2026-08-11 06:03:22 2026-08-11 08:00:00
Expired 2026-08-11 07:58:11 2026-08-11 08:00:00


Action: New
Issued At: 2026-08-11 04:56:35

568 
WGUS83 KLOT 110956
FLSLOT

Flood Advisory
National Weather Service Chicago IL
456 AM CDT Tue Aug 11 2026

INC073-089-111-127-111300-
/O.NEW.KLOT.FA.Y.0096.260811T0956Z-260811T1300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jasper IN-Lake IN-Newton IN-Porter IN-
456 AM CDT Tue Aug 11 2026

...FLOOD ADVISORY IN EFFECT UNTIL 8 AM CDT THIS MORNING...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Northern Jasper County in northwestern Indiana...
  Lake IN County in northwestern Indiana...
  Northeastern Newton County in northwestern Indiana...
  Southern Porter County in northwestern Indiana...

* WHEN...Until 800 AM CDT.

* IMPACTS...Creeks and streams may rise out of their banks.

* ADDITIONAL DETAILS...
  - At 456 AM CDT, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area. Between 1 and 2 inches of rain have
    fallen.
  - Some locations that will experience flooding include...
    Merrillville, Schererville, Hobart, Crown Point, Highland,
    Munster, Cedar Lake, Lowell, DeMotte, Hebron, Wheatfield,
    Griffith, Dyer, St. John, Lynwood, Lakes of the Four Seasons,
    Winfield, Roselawn and Kouts.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Advisory means minor flooding along waterways and other poor
drainage areas is imminent or may already be occurring. Persons in
the advisory area should use caution and avoid flood waters.

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 4118 8736 4124 8753 4154 8753 4154 8752
      4155 8753 4141 8693 4103 8693


$$

Yack


Action: Continued
Issued At: 2026-08-11 06:03:22

441 
WGUS83 KLOT 111102
FLSLOT

Flood Advisory
National Weather Service Chicago IL
602 AM CDT Tue Aug 11 2026

INC073-089-111-127-111300-
/O.CON.KLOT.FA.Y.0096.000000T0000Z-260811T1300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jasper IN-Lake IN-Newton IN-Porter IN-
602 AM CDT Tue Aug 11 2026

...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING...

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...Northern Jasper County in northwestern Indiana...
  Lake IN County in northwestern Indiana...
  Northeastern Newton County in northwestern Indiana...
  Southern Porter County in northwestern Indiana...

* WHEN...Until 800 AM CDT.

* IMPACTS...Creeks and streams may rise out of their banks.

* ADDITIONAL DETAILS...
  - At 600 AM CDT, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area. Between 1 and 2 inches of rain have
    fallen.
  - Flooding impacts will continue. This mornings thunderstorms will
    exit the advisory area by 7 AM, but additional rain is expected
    later today which may redevelop flooding issues.
  - Some locations that will experience flooding include...
    Merrillville, Schererville, Hobart, Crown Point, Highland,
    Munster, Cedar Lake, Lowell, DeMotte, Hebron, Wheatfield,
    Griffith, Dyer, St. John, Lynwood, Lakes of the Four Seasons,
    Winfield, Roselawn and Kouts.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Advisory means minor flooding along waterways and other poor
drainage areas is imminent or may already be occurring. Persons in
the advisory area should use caution and avoid flood waters.

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 4118 8736 4124 8753 4154 8753 4154 8752
      4155 8753 4141 8693 4103 8693


$$

Yack


Action: Expired
Issued At: 2026-08-11 07:58:11

482 
WGUS83 KLOT 111257
FLSLOT

Flood Advisory
National Weather Service Chicago IL
757 AM CDT Tue Aug 11 2026

INC073-089-111-127-111307-
/O.EXP.KLOT.FA.Y.0096.000000T0000Z-260811T1300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jasper IN-Lake IN-Newton IN-Porter IN-
757 AM CDT Tue Aug 11 2026

...FLOOD ADVISORY WILL EXPIRE AT 8 AM CDT THIS MORNING...

The Flood Advisory will expire at 8 AM CDT this morning for a portion
of northwest Indiana, including the following areas, Jasper, Lake IN,
Newton and Porter.



Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.

&&

LAT...LON 4118 8736 4124 8753 4154 8753 4154 8752
      4155 8753 4141 8693 4103 8693


$$

Birk



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