Alert archive / Illinois / Beach Hazards Statements in 2022

Beach Hazards Statement 21, NWS Chicago, IL

September 24, 2022Cook County, Lake County, Illinois; Lake County, Porter County, Indiana

NWS Chicago, IL issued this beach hazards statement at Sep 24, 2022, 3:08 PM CDT for Cook County, Lake County, Illinois; Lake County, Porter County, Indiana. It took effect at Sep 25, 2022, 7:00 AM CDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued
Sep 24, 2022, 3:08 PM CDT (20:08 UTC)
In effect from
Sep 25, 2022, 7:00 AM CDT
Expired
Sep 28, 2022, 8:42 PM CDT
In force
4 days
Issued by
NWS Chicago, IL

Counties Cook County, IL, Lake County, IL, Lake County, IN, Porter County, IN

The radar

The Chicago radar (KLOT), 54 km from the middle of the area, began a volume at 20:12 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.1 hours before the alert went out and 206 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2022-09-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2022-09-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
977 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
236 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

042 
WHUS43 KLOT 242008
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
308 PM CDT Sat Sep 24 2022

INZ002-250415-
/O.NEW.KLOT.BH.S.0021.220925T1200Z-220928T1500Z/
Porter-
308 PM CDT Sat Sep 24 2022

...BEACH HAZARDS STATEMENT IN EFFECT FROM SUNDAY MORNING THROUGH
WEDNESDAY MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County.

* WHEN...From Sunday morning through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
17 follow-up statements
673 
WHUS43 KLOT 250224
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
924 PM CDT Sat Sep 24 2022

INZ002-251030-
/O.CON.KLOT.BH.S.0021.220925T1200Z-220928T1500Z/
Porter-
924 PM CDT Sat Sep 24 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 7 AM CDT SUNDAY
THROUGH WEDNESDAY MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County beaches.

* WHEN...From Sunday morning through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
566 
WHUS43 KLOT 250849
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
349 AM CDT Sun Sep 25 2022

INZ002-251700-
/O.CON.KLOT.BH.S.0021.220925T1200Z-220928T1500Z/
Porter-
349 AM CDT Sun Sep 25 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 7 AM CDT THIS
MORNING THROUGH WEDNESDAY MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County beaches.

* WHEN...From 7 AM CDT this morning through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
926 
WHUS43 KLOT 251408
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
908 AM CDT Sun Sep 25 2022

INZ002-252215-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220928T1500Z/
Porter-
908 AM CDT Sun Sep 25 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County beaches.

* WHEN...Through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
782 
WHUS43 KLOT 252027
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
327 PM CDT Sun Sep 25 2022

INZ002-260430-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220928T1500Z/
Porter-
327 PM CDT Sun Sep 25 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County beaches.

* WHEN...Through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
198 
WHUS43 KLOT 260252
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
952 PM CDT Sun Sep 25 2022

INZ002-261100-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220928T1500Z/
Porter-
952 PM CDT Sun Sep 25 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County beaches.

* WHEN...Through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
703 
WHUS43 KLOT 260856
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
356 AM CDT Mon Sep 26 2022

INZ002-261700-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220928T1500Z/
Porter-
356 AM CDT Mon Sep 26 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County beaches.

* WHEN...Through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
477 
WHUS43 KLOT 261348
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
848 AM CDT Mon Sep 26 2022

INZ002-262200-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220928T1500Z/
Porter-
848 AM CDT Mon Sep 26 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County beaches.

* WHEN...Through Wednesday morning.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
690 
WHUS43 KLOT 262030
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
330 PM CDT Mon Sep 26 2022

INZ001-270430-
/O.EXB.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IN-
330 PM CDT Mon Sep 26 2022

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Lake IN County.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$

INZ002-270430-
/O.EXT.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Porter-
330 PM CDT Mon Sep 26 2022

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Porter County.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
127 
WHUS43 KLOT 270148
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
848 PM CDT Mon Sep 26 2022

INZ001-002-271030-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IN-Porter-
848 PM CDT Mon Sep 26 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Lake and Porter County beaches in Indiana.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
853 
WHUS43 KLOT 270836
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
336 AM CDT Tue Sep 27 2022

ILZ103-104-271645-
/O.EXA.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Northern Cook-Central Cook-
336 AM CDT Tue Sep 27 2022

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Northern Cook and Central Cook Counties.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. High waves can sweep
  people off piers, jetties, breakwalls, and shoreline paths.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$

INZ001-002-271645-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IN-Porter-
336 AM CDT Tue Sep 27 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Lake and Porter County beaches in Indiana.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. High waves can sweep
  people off piers, jetties, breakwalls, and shoreline paths.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
802 
WHUS43 KLOT 271431
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
931 AM CDT Tue Sep 27 2022

ILZ006-272245-
/O.EXB.KLOT.BH.S.0021.220928T0000Z-220929T0300Z/
Lake IL-
931 AM CDT Tue Sep 27 2022

...BEACH HAZARDS STATEMENT IN EFFECT FROM 7 PM CDT THIS EVENING
THROUGH WEDNESDAY EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Lake IL County.

* WHEN...From 7 PM CDT this evening through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$

ILZ103-104-INZ001-002-272245-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Northern Cook-Central Cook-Lake IN-Porter-
931 AM CDT Tue Sep 27 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...In Illinois, Northern Cook and Central Cook Counties. 
  In Indiana, Lake IN and Porter Counties.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
162 
WHUS43 KLOT 272025
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
325 PM CDT Tue Sep 27 2022

ILZ103-104-INZ001-002-280430-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Northern Cook-Central Cook-Lake IN-Porter-
325 PM CDT Tue Sep 27 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...In Illinois, Northern Cook and Central Cook Counties. 
  In Indiana, Lake IN and Porter Counties.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$

ILZ006-280430-
/O.CON.KLOT.BH.S.0021.220928T0000Z-220929T0300Z/
Lake IL-
325 PM CDT Tue Sep 27 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 7 PM CDT THIS
EVENING THROUGH WEDNESDAY EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...Lake IL County.

* WHEN...From 7 PM CDT this evening through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
105 
WHUS43 KLOT 280125
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
825 PM CDT Tue Sep 27 2022

ILZ006-103-104-INZ001-002-281000-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IL-Northern Cook-Central Cook-Lake IN-Porter-
825 PM CDT Tue Sep 27 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...In Illinois, Lake IL, Northern Cook and Central Cook 
  Counties. In Indiana, Lake IN and Porter Counties.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures. 

&&

$$
716 
WHUS43 KLOT 280832
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
332 AM CDT Wed Sep 28 2022

ILZ006-103-104-INZ001-002-281645-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IL-Northern Cook-Central Cook-Lake IN-Porter-
332 AM CDT Wed Sep 28 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...In Illinois, Lake IL, Northern Cook and Central Cook 
  Counties. In Indiana, Lake IN and Porter Counties.

* WHEN...Through this evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. High waves can sweep
  people off piers, jetties, breakwalls, and shoreline paths.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
009 
WHUS43 KLOT 281600
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
1100 AM CDT Wed Sep 28 2022

ILZ006-103-104-INZ001-002-290000-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IL-Northern Cook-Central Cook-Lake IN-Porter-
1100 AM CDT Wed Sep 28 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...In Illinois, Lake IL, Northern Cook and Central Cook 
  Counties. In Indiana, Lake IN and Porter Counties.

* WHEN...Until 10 PM CDT this evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. High waves can sweep 
  people off piers, jetties, breakwalls, and shoreline paths.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
428 
WHUS43 KLOT 282038
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
338 PM CDT Wed Sep 28 2022

ILZ006-103-104-INZ001-002-290300-
/O.CON.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IL-Northern Cook-Central Cook-Lake IN-Porter-
338 PM CDT Wed Sep 28 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* WHAT...High wave action and dangerous currents expected at 
  Lake Michigan beaches.

* WHERE...In Illinois, Lake IL, Northern Cook and Central Cook 
  Counties. In Indiana, Lake IN and Porter Counties.

* WHEN...Until 10 PM CDT this evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$
097 
WHUS43 KLOT 290142
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
842 PM CDT Wed Sep 28 2022

ILZ006-103-104-INZ001-002-290245-
/O.CAN.KLOT.BH.S.0021.000000T0000Z-220929T0300Z/
Lake IL-Northern Cook-Central Cook-Lake IN-Porter-
842 PM CDT Wed Sep 28 2022

...BEACH HAZARDS STATEMENT IS CANCELLED...

The threat of hazardous swim conditions has diminished. 

$$

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 24, 3:07 PM CDTSmall Craft AdvisoryLOT4 days

Nearby

Beach Hazards Statements in Illinois, 2022Beach Hazards Statements in Indiana, 2022Every beach hazards statement in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.