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2025 [KLOT] CHICAGO Flood (FA) Advisory (Y) Number 5

Listing of Counties/Parishes/Zones Included in Product

RADAR Composite at Issuance Time

Storm Based Warning History

690 
WGUS83 KLOT 051707 RRB
FLSLOT

Flood Advisory
National Weather Service Chicago IL
1107 AM CST Wed Mar 5 2025

ILC031-INC089-127-052300-
/O.NEW.KLOT.FA.Y.0005.250305T1707Z-250305T2300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cook IL-Lake IN IN-Porter IN-
1107 AM CST Wed Mar 5 2025

...FLOOD ADVISORY NOW IN EFFECT UNTIL 5 PM CST THIS AFTERNOON...

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

* WHERE...Portions of northeast Illinois, including the following 
  county, Cook and northwest Indiana, including the following 
  counties, Lake IN and Porter.

* WHEN...Until 500 PM CST.

* IMPACTS...Creeks and streams may rise out of their banks. Flooding 
  may occur in poor drainage and urban areas. Slow moving or 
  standing water may continue or recede slowly from flooded areas.

* ADDITIONAL DETAILS...
  - At 1102 AM CST, local law enforcement reported flooding of
    trails at Indiana Dunes National Park and river gauges
    continued to indicate near bankfull or minor flood levels
    being reached on multiple streams across the area. Up to 2
    inches of rain have fallen across the area over the last 36
    hours. Additional showers later today may produce several
    tenths of an inch of rainfall, slowing the fall of area water
    levels.
  - Rivers and streams that may continue to experience elevated
    water levels include...
    Thorn Creek, Little Calumet River, Deep River, Turkey Creek,
    and East Arm Little Calumet River.
  - Some locations that may continue to experience minor flooding
    include...
    Hammond, Gary, Calumet City, Portage, Merrillville,
    Schererville, Hobart, Lansing, Harvey, Highland, Munster,
    Dolton, Homewood, Chesterton, South Holland, Griffith,
    Riverdale, Lake Station, Lynwood and Glenwood.

  - 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.

Campers and hikers be especially cautious during periods of 
rainfall. Know your location relative to rivers, streams, or 
drainage areas. Heavy rainfall can cause quick rises on waterways, 
including trails or campgrounds that are usually dry.

&&

LAT...LON 4162 8766 4164 8763 4161 8751 4159 8739
      4158 8729 4162 8722 4164 8705 4159 8705
      4154 8709 4153 8717 4143 8721 4142 8726
      4147 8732 4151 8740 4153 8752 4155 8763


$$

WSL
180 
WGUS83 KLOT 052300
FLSLOT

Flood Advisory
National Weather Service Chicago IL
500 PM CST Wed Mar 5 2025

ILC031-INC089-127-052310-
/O.EXP.KLOT.FA.Y.0005.000000T0000Z-250305T2300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cook IL-Lake IN IN-Porter IN-
500 PM CST Wed Mar 5 2025

...FLOOD ADVISORY HAS EXPIRED...

The Flood Advisory has expired for portions of northeast Illinois, 
including the following area, Cook and northwest Indiana, including 
the following areas, Lake IN and Porter.

Flooding is no longer expected to pose a threat.

&&

LAT...LON 4162 8766 4164 8763 4161 8751 4159 8739
      4158 8729 4162 8722 4164 8705 4159 8705
      4154 8709 4153 8717 4143 8721 4142 8726
      4147 8732 4151 8740 4153 8752 4155 8763


$$

Ratzer
Permalink to 202503051707-KLOT-WGUS83-FLSLOT-RRB
690 
WGUS83 KLOT 051707 RRB
FLSLOT

Flood Advisory
National Weather Service Chicago IL
1107 AM CST Wed Mar 5 2025

ILC031-INC089-127-052300-
/O.NEW.KLOT.FA.Y.0005.250305T1707Z-250305T2300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cook IL-Lake IN IN-Porter IN-
1107 AM CST Wed Mar 5 2025

...FLOOD ADVISORY NOW IN EFFECT UNTIL 5 PM CST THIS AFTERNOON...

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

* WHERE...Portions of northeast Illinois, including the following 
  county, Cook and northwest Indiana, including the following 
  counties, Lake IN and Porter.

* WHEN...Until 500 PM CST.

* IMPACTS...Creeks and streams may rise out of their banks. Flooding 
  may occur in poor drainage and urban areas. Slow moving or 
  standing water may continue or recede slowly from flooded areas.

* ADDITIONAL DETAILS...
  - At 1102 AM CST, local law enforcement reported flooding of
    trails at Indiana Dunes National Park and river gauges
    continued to indicate near bankfull or minor flood levels
    being reached on multiple streams across the area. Up to 2
    inches of rain have fallen across the area over the last 36
    hours. Additional showers later today may produce several
    tenths of an inch of rainfall, slowing the fall of area water
    levels.
  - Rivers and streams that may continue to experience elevated
    water levels include...
    Thorn Creek, Little Calumet River, Deep River, Turkey Creek,
    and East Arm Little Calumet River.
  - Some locations that may continue to experience minor flooding
    include...
    Hammond, Gary, Calumet City, Portage, Merrillville,
    Schererville, Hobart, Lansing, Harvey, Highland, Munster,
    Dolton, Homewood, Chesterton, South Holland, Griffith,
    Riverdale, Lake Station, Lynwood and Glenwood.

  - 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.

Campers and hikers be especially cautious during periods of 
rainfall. Know your location relative to rivers, streams, or 
drainage areas. Heavy rainfall can cause quick rises on waterways, 
including trails or campgrounds that are usually dry.

&&

LAT...LON 4162 8766 4164 8763 4161 8751 4159 8739
      4158 8729 4162 8722 4164 8705 4159 8705
      4154 8709 4153 8717 4143 8721 4142 8726
      4147 8732 4151 8740 4153 8752 4155 8763


$$

WSL
Permalink to 202503052300-KLOT-WGUS83-FLSLOT
180 
WGUS83 KLOT 052300
FLSLOT

Flood Advisory
National Weather Service Chicago IL
500 PM CST Wed Mar 5 2025

ILC031-INC089-127-052310-
/O.EXP.KLOT.FA.Y.0005.000000T0000Z-250305T2300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cook IL-Lake IN IN-Porter IN-
500 PM CST Wed Mar 5 2025

...FLOOD ADVISORY HAS EXPIRED...

The Flood Advisory has expired for portions of northeast Illinois, 
including the following area, Cook and northwest Indiana, including 
the following areas, Lake IN and Porter.

Flooding is no longer expected to pose a threat.

&&

LAT...LON 4162 8766 4164 8763 4161 8751 4159 8739
      4158 8729 4162 8722 4164 8705 4159 8705
      4154 8709 4153 8717 4143 8721 4142 8726
      4147 8732 4151 8740 4153 8752 4155 8763


$$

Ratzer

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