Alert archive / Indiana / Beach Hazards Statements in 2021

Beach Hazards Statement 4, NWS Chicago, IL

June 20, 2021Lake County, Porter County, Indiana

NWS Chicago, IL issued this beach hazards statement at Jun 20, 2021, 4:53 PM CDT for Lake County, Porter County, Indiana. It took effect at Jun 21, 2021, 7:00 AM CDT. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Jun 20, 2021, 4:53 PM CDT (21:53 UTC)
In effect from
Jun 21, 2021, 7:00 AM CDT
Expired
Jun 22, 2021, 3:20 AM CDT
In force
20 hr
Issued by
NWS Chicago, IL

Counties Lake County, IN, Porter County, IN

The radar

The Chicago radar (KLOT), 73 km from the middle of the area, began a volume at 21:53 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, 9.9 hours before the alert went out and 189 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 2021-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 193 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 12:00Z on 2021-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.193958Sfc1 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
193 J/kg
Mixed-layer CIN
-275 J/kg
Mixed-layer LCL
1214 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

874 
WHUS43 KLOT 202153
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
453 PM CDT Sun Jun 20 2021

INZ001-002-210600-
/O.NEW.KLOT.BH.S.0004.210621T1200Z-210622T0300Z/
Lake IN-Porter-
453 PM CDT Sun Jun 20 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

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

* WHERE...Lake IN and Porter Counties.

* WHEN...From Monday morning through Monday evening.

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

* ADDITIONAL DETAILS...Wave heights of 3 to 6 feet are expected.
  Stay dry when waves are high!

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.

&&

$$
5 follow-up statements
718 
WHUS43 KLOT 210909
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
409 AM CDT Mon Jun 21 2021

INZ001-002-211715-
/O.CON.KLOT.BH.S.0004.210621T1200Z-210622T0300Z/
Lake IN-Porter-
409 AM CDT Mon Jun 21 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 of 4 to 7 feet are expected. 
  Stay dry when waves are high!

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.

&&

$$
734 
WHUS43 KLOT 211757
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
Issued by National Weather Service Lincoln IL
1257 PM CDT Mon Jun 21 2021

INZ001-002-212300-
/O.CON.KLOT.BH.S.0004.000000T0000Z-210622T0300Z/
Lake-Porter-
1257 PM CDT Mon Jun 21 2021

...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...Lake and Porter Counties of northwest Indiana. 

* WHEN...Through this evening.

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

* ADDITIONAL DETAILS...Wave heights of 4 to 6 feet, occasionally
  up to 8 feet, are expected. Stay dry when waves are high!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Geelhart
434 
WHUS43 KLOT 212135
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
435 PM CDT Mon Jun 21 2021

INZ001-002-220300-
/O.CON.KLOT.BH.S.0004.000000T0000Z-210622T0300Z/
Lake IN-Porter-
435 PM CDT Mon Jun 21 2021

...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...Lake and Porter Counties of northwest Indiana.

* WHEN...Through this evening.

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

* ADDITIONAL DETAILS...Wave heights of 4 to 7 feet are expected.
  Stay dry when waves are high!

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.

&&

$$
687 
WHUS43 KLOT 220246
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
946 PM CDT Mon Jun 21 2021

INZ001-002-220900-
/O.EXT.KLOT.BH.S.0004.000000T0000Z-210622T0900Z/
Lake IN-Porter-
946 PM CDT Mon Jun 21 2021

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 4 AM CDT TUESDAY...

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

* WHERE...Lake IN and Porter Counties.

* WHEN...Until 4 AM CDT Tuesday.

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

* ADDITIONAL DETAILS...Wave heights of 4 to 7 feet will gradually
  diminish overnight. Stay dry when waves are high!

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.

&&

$$
313 
WHUS43 KLOT 220820
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
320 AM CDT Tue Jun 22 2021

INZ001-002-220930-
/O.CAN.KLOT.BH.S.0004.000000T0000Z-210622T0900Z/
Lake IN-Porter-
320 AM CDT Tue Jun 22 2021

...BEACH HAZARDS STATEMENT IS CANCELLED...

Waves have subsided below 4 feet along the Illinois and Indiana
beaches.

$$

Nearby

Beach Hazards Statements in Indiana, 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.