Alert archive / Indiana / Beach Hazards Statements in 2021

Beach Hazards Statement 1, NWS Chicago, IL

May 26, 2021Lake County, Porter County, Indiana; Cook County, Lake County, Illinois

NWS Chicago, IL issued this beach hazards statement at May 26, 2021, 9:19 PM CDT for Lake County, Porter County, Indiana; Cook County, Lake County, Illinois. It took effect at May 27, 2021, 1:00 AM CDT. It was in force for 71 hr.

The area

The counties it named.

The facts

Issued
May 26, 2021, 9:19 PM CDT (02:19 UTC)
In effect from
May 27, 2021, 1:00 AM CDT
Expired
May 30, 2021, 12:00 AM CDT
In force
71 hr
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 02:21 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 00:00Z, 2.3 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 00:00Z on 2021-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2021-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.19395878Sfc1 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
8 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
2401 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

104 
WHUS43 KLOT 270219
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
919 PM CDT Wed May 26 2021

ILZ006-103-104-271045-
/O.NEW.KLOT.BH.S.0001.210527T0600Z-210529T0000Z/
Lake IL-Northern Cook-Central Cook-
919 PM CDT Wed May 26 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 1 AM CDT THURSDAY
THROUGH FRIDAY EVENING...

* WHAT...High wave action and dangerous currents expected at Lake
  Michigan beaches. Waves building to 6 ft overnight tonight, and
  to 11 ft Thursday evening and overnight. 

* WHERE...Lake IL, Northern Cook and Central Cook Counties.

* WHEN...From 1 AM CDT tonight through Friday evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. For information on swim
  advisories or bans at Chicago beaches: www. cpdbeaches.com.

* ADDITIONAL DETAILS...The dangerous rip current risk may persist
  through Friday night and into Saturday morning. 

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. Please check with your local authorities on
potential beach closures.

&&

$$

INZ001-002-271045-
/O.NEW.KLOT.BH.S.0001.210527T0900Z-210528T0000Z/
Lake IN-Porter-
919 PM CDT Wed May 26 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 4 AM CDT THURSDAY
THROUGH THURSDAY EVENING...

* WHAT...High wave action and dangerous currents expected at Lake
  Michigan beaches. Waves building to 6 ft late tonight and
  Thursday. 

* WHERE...Lake IN and Porter Counties.

* WHEN...From 4 AM CDT Thursday through Thursday evening.

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

* ADDITIONAL DETAILS...The dangerous rip current risk may persist
  into Friday and Friday night.  

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. Please check with your local authorities on
potential beach closures.

&&

$$

Carlaw
13 follow-up statements
294 
WHUS43 KLOT 270906
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
406 AM CDT Thu May 27 2021

ILZ006-103-104-271715-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210529T0000Z/
Lake IL-Northern Cook-Central Cook-
406 AM CDT Thu May 27 2021

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

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

* WHERE...Lake IL, Northern Cook and Central Cook Counties.

* WHEN...From 1 AM CDT tonight through Friday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches.com.

* ADDITIONAL DETAILS...Waves up to 6 feet today will build to 11 
  feet tonight. The dangerous rip current risk may persist through
  Friday night and into Saturday morning.

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. Please check with your local authorities on
potential beach closures.

&&

$$

INZ001-002-271715-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210528T0000Z/
Lake IN-Porter-
406 AM CDT Thu May 27 2021

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

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

Waves building to 6 ft late tonight and 
  Thursday.

* WHERE...Lake IN and Porter Counties.

* WHEN...From 4 AM CDT Thursday through Thursday evening.

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

* ADDITIONAL DETAILS...Waves will be as large as 6 ft. The 
  dangerous rip current risk may persist into Friday and Friday 
  night.

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. Please check with your local authorities on
potential beach closures.

&&

$$

Borchardt
862 
WHUS43 KLOT 271919
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
219 PM CDT Thu May 27 2021

ILZ006-103-104-280330-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210529T0000Z/
Lake IL-Northern Cook-Central Cook-
219 PM CDT Thu May 27 2021

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

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

* WHERE...Lake IL, Northern Cook and Central Cook Counties.

* WHEN...From 1 AM CDT tonight through Friday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches.com.

* ADDITIONAL DETAILS...Waves up to 6 feet today will build to 11 
  feet tonight. The dangerous rip current risk may persist 
  through Friday night and into Saturday morning.

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. Please check with your local authorities on
potential beach closures.

&&

$$

INZ001-002-280000-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210528T0000Z/
Lake IN-Porter-
219 PM CDT Thu May 27 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

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

* WHERE...Lake IN and Porter Counties.

* WHEN...From 4 AM CDT Thursday through Thursday evening.

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

* ADDITIONAL DETAILS...Waves will be as large as 6 ft. The 
  dangerous rip current risk may persist into Friday and Friday 
  night.

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. Please check with your local authorities on
potential beach closures.

&&

$$
150 
WHUS43 KLOT 272012
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
312 PM CDT Thu May 27 2021

ILZ006-103-104-280415-
/O.EXT.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
312 PM CDT Thu May 27 2021

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

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through Saturday evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. For information on swim
  advisories or bans at Chicago beaches: www.cpdbeaches.com.

* ADDITIONAL DETAILS...Waves will build up to 11 feet tonight.


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. Please check with your local authorities on
potential beach closures.

&&

$$

INZ001-002-280415-
/O.EXT.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
312 PM CDT Thu May 27 2021

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

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through Saturday evening.

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

* ADDITIONAL DETAILS...Waves will build up to 9 feet tonight.


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. Please check with your local authorities on
potential beach closures.

&&

$$
532 
WHUS43 KLOT 280250
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
950 PM CDT Thu May 27 2021

ILZ006-103-104-281100-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
950 PM CDT Thu May 27 2021

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

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through Saturday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www.cpdbeaches.com.

* ADDITIONAL DETAILS...Waves will build up to 11 feet tonight.

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. Please check with your local authorities on
potential beach closures.

&&

$$

INZ001-002-281100-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
950 PM CDT Thu May 27 2021

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

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through Saturday evening.

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

* ADDITIONAL DETAILS...Waves will build up to 9 feet Friday
  afternoon.

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. Please check with your local authorities on
potential beach closures.

&&

$$

Petr
292 
WHUS43 KLOT 280824
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
324 AM CDT Fri May 28 2021

ILZ006-103-104-281630-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
324 AM CDT Fri May 28 2021

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

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through Saturday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

* ADDITIONAL DETAILS...Wave heights up 11 feet today and 8 feet 
  on Saturday are expected.

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.

&&

$$

INZ001-002-281630-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
324 AM CDT Fri May 28 2021

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

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through Saturday evening.

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

* ADDITIONAL DETAILS...Wave heights up 10 feet today and 8 feet 
  on Saturday are expected.

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.

&&

$$
129 
WHUS43 KLOT 281557
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
1057 AM CDT Fri May 28 2021

ILZ006-103-104-290000-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
1057 AM CDT Fri May 28 2021

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

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through Saturday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

* ADDITIONAL DETAILS...Wave heights up 11 feet today and 8 feet 
  on Saturday are expected.

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.

&&

$$

INZ001-002-290000-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
1057 AM CDT Fri May 28 2021

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

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through Saturday evening.

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

* ADDITIONAL DETAILS...Wave heights up 10 feet today and 8 feet 
  on Saturday are expected.

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.

&&

$$
762 
WHUS43 KLOT 282053
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
353 PM CDT Fri May 28 2021

ILZ006-103-104-290500-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
353 PM CDT Fri May 28 2021

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

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through Saturday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

* ADDITIONAL DETAILS...Wave heights up to 7 feet are expected on
  Saturday.

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.

&&

$$

INZ001-002-290500-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
353 PM CDT Fri May 28 2021

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

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through Saturday evening.

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

* ADDITIONAL DETAILS...Wave heights up to 7 feet are expected on
  Saturday.

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.

&&

$$
972 
WHUS43 KLOT 290245
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
945 PM CDT Fri May 28 2021

ILZ006-103-104-291100-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
945 PM CDT Fri May 28 2021

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

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through Saturday evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

* ADDITIONAL DETAILS...Wave heights to around 7 feet are expected
  on Saturday.

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.

&&

$$

INZ001-002-291100-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
945 PM CDT Fri May 28 2021

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

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through Saturday evening.

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

* ADDITIONAL DETAILS...Wave heights to around 7 feet are expected 
  on Saturday.

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.

&&

$$

Carlaw
120 
WHUS43 KLOT 290825
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
325 AM CDT Sat May 29 2021

ILZ006-103-104-291630-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
325 AM CDT Sat May 29 2021

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

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through this evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

* ADDITIONAL DETAILS...Wave heights up to 7 feet are expected
  today.

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.

&&

$$

INZ001-002-291630-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
325 AM CDT Sat May 29 2021

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

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through this evening.

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

* ADDITIONAL DETAILS...Wave heights up to 7 feet are expected
  today.

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.

&&

$$
921 
WHUS43 KLOT 291545
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
1045 AM CDT Sat May 29 2021

ILZ006-103-104-292345-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
1045 AM CDT Sat May 29 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING...

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through this evening.

* IMPACTS...Swimming conditions will be life threatening, 
  especially for inexperienced swimmers. For information on swim 
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

* ADDITIONAL DETAILS...Wave heights up to 7 feet are expected 
  today.

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.

&&

$$

INZ001-002-292345-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
1045 AM CDT Sat May 29 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING...

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through this evening.

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

* ADDITIONAL DETAILS...Wave heights up to 7 feet are expected 
  today.

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.

&&

$$
002 
WHUS43 KLOT 292049
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
349 PM CDT Sat May 29 2021

ILZ006-103-104-300200-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
349 PM CDT Sat May 29 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING...

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

* WHERE...Lake IL, Northern Cook, and Central Cook Counties.

* WHEN...Through this evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. For information on swim
  advisories or bans at Chicago beaches: www.cpdbeaches.com. 

* ADDITIONAL DETAILS...Wave heights up to 5 feet are expected
  through this evening.
  

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.

&&

$$

INZ001-002-300200-
/O.CON.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IN-Porter-
349 PM CDT Sat May 29 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING...

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Through this evening.

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

* ADDITIONAL DETAILS...Wave heights up to 5 feet are expected
  through this evening.
  

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.

&&

$$
496 
WHUS43 KLOT 300141
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
841 PM CDT Sat May 29 2021

ILZ006-103-104-300245-
/O.EXP.KLOT.BH.S.0001.000000T0000Z-210530T0200Z/
Lake IL-Northern Cook-Central Cook-
841 PM CDT Sat May 29 2021

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 9 PM CDT THIS EVENING...

Winds and waves will continue ease this evening. As a result, the
threat for rip currents will abate. The Beach Hazards Statement 
will expire on time at 9 PM. 

$$

INZ001-002-300500-
/O.EXT.KLOT.BH.S.0001.000000T0000Z-210530T0500Z/
Lake IN-Porter-
841 PM CDT Sat May 29 2021

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Lingering high wave action and dangerous currents
  expected at Lake and Porter County Lake Michigan beaches in NW
  Indiana.

* WHERE...Lake IN and Porter Counties.

* WHEN...Until midnight CDT tonight.

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

* ADDITIONAL DETAILS...Lingering waves up to 5 feet are expected
  through this evening. 

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.

&&

$$

Carlaw
166 
WHUS43 KLOT 300508
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
1208 AM CDT Sun May 30 2021

INZ001-002-300615-
/O.EXP.KLOT.BH.S.0001.000000T0000Z-210530T0500Z/
Lake IN-Porter-
1208 AM CDT Sun May 30 2021

...BEACH HAZARDS STATEMENT HAS EXPIRED...

Waves will continue to subside early this morning. The Beach 
Hazards Statement has been allowed to expire.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 3:54 AM CDTGale WarningLOT39 hr

Nearby

Beach Hazards Statements in Indiana, 2021Beach Hazards Statements in Illinois, 2021Every beach hazards statement in 2021

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.