Alert archive / Indiana / Beach Hazards Statements in 2021

Beach Hazards Statement 16, NWS Chicago, IL

September 14, 2021Porter County, Indiana

NWS Chicago, IL issued this beach hazards statement at Sep 14, 2021, 4:08 AM CDT for Porter County, Indiana. It took effect at Sep 14, 2021, 7:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Sep 14, 2021, 4:08 AM CDT (09:08 UTC)
In effect from
Sep 14, 2021, 7:00 PM CDT
Expired
Sep 15, 2021, 4:00 AM CDT
In force
9 hr
Issued by
NWS Chicago, IL

County Porter County, IN

The radar

The Chicago radar (KLOT), 85 km from the middle of the area, began a volume at 09:10 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, 9.1 hours before the alert went out and 198 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 2021-09-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 103 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 2021-09-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
103 J/kg
Mixed-layer CIN
-253 J/kg
Mixed-layer LCL
1834 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

716 
WHUS43 KLOT 140908
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
408 AM CDT Tue Sep 14 2021

INZ002-141715-
/O.NEW.KLOT.BH.S.0016.210915T0000Z-210915T0900Z/
Porter-
408 AM CDT Tue Sep 14 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH
LATE TONIGHT...

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

* WHERE...Porter County.

* WHEN...From this evening through late tonight.

* 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.

&&

$$
4 follow-up statements
257 
WHUS43 KLOT 141524
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
Issued by National Weather Service Lincoln IL
1024 AM CDT Tue Sep 14 2021

INZ002-142330-
/O.CON.KLOT.BH.S.0016.210915T0000Z-210915T0900Z/
Porter-
1024 AM CDT Tue Sep 14 2021

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

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

* WHERE...Porter County.

* WHEN...From this evening through late tonight.

* 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.

&&

$$

Shimon
806 
WHUS43 KLOT 141936
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
236 PM CDT Tue Sep 14 2021

INZ002-150345-
/O.CON.KLOT.BH.S.0016.210915T0000Z-210915T0900Z/
Porter-
236 PM CDT Tue Sep 14 2021

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

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

* WHERE...Porter County.

* WHEN...From this evening through late tonight.

* 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.

&&

$$

Borchardt
987 
WHUS43 KLOT 150302
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
1002 PM CDT Tue Sep 14 2021

INZ002-150900-
/O.CON.KLOT.BH.S.0016.000000T0000Z-210915T0900Z/
Porter-
1002 PM CDT Tue Sep 14 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 4 AM CDT
WEDNESDAY...

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

* WHERE...Porter County.

* WHEN...From this evening through late tonight.

* 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.

&&

$$
622 
WHUS43 KLOT 150833
CFWLOT

Coastal Hazard Message
National Weather Service Chicago IL
333 AM CDT Wed Sep 15 2021

INZ002-150945-
/O.EXP.KLOT.BH.S.0016.000000T0000Z-210915T0900Z/
Porter-
333 AM CDT Wed Sep 15 2021

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 4 AM CDT EARLY THIS
MORNING...

Waves of 3 to 5 feet will continue through daybreak, before 
subsiding through the morning. A moderate swim risk will persist,
especially this morning.

$$

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.