Alert archive / Indiana / Beach Hazards Statements in 2017

Beach Hazards Statement 4, NWS Chicago, IL

June 20, 2017Lake County, Porter County, Indiana

NWS Chicago, IL issued this beach hazards statement at Jun 20, 2017, 5:41 PM CDT for Lake County, Porter County, Indiana. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jun 20, 2017, 5:41 PM CDT (22:41 UTC)
Expired
Jun 20, 2017, 10:00 PM CDT
In force
4 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 22:44 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, 10.7 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 2017-06-20Temperature 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 2017-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1794 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
200 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

482 
WHUS43 KLOT 202241
CFWLOT

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
541 PM CDT TUE JUN 20 2017

INZ001-002-210300-
/O.NEW.KLOT.BH.S.0004.170620T2241Z-170621T0300Z/
LAKE IN-PORTER-
541 PM CDT TUE JUN 20 2017

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

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT UNTIL 10 PM CDT THIS
EVENING. 

* LOCATION...NORTHWEST INDIANA BEACHES.

* FORECAST WAVE HEIGHTS...4 TO 7 FEET.

* STRONG RIP CURRENTS AND STRUCTURAL CURRENTS EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LIFE THREATENING WAVES AND CURRENTS ARE EXPECTED AT THE BEACHES.
PEOPLE VISITING THE BEACHES SHOULD STAY OUT OF THE WATER.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE, WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND
WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU INTO DEEPER WATER ALONG THE PIER STRUCTURE.

EXPOSED BEACHES ARE MORE LIKELY TO EXPERIENCE THE MOST
SIGNIFICANT WAVE AND CURRENT IMPACTS. IMPACTS AT BEACHES WITH
PROTECTIVE BREAKWALLS OR JETTIES WILL BE SUBJECT TO THE
ORIENTATION OF STRUCTURES AS WELL AS WIND AND WAVE DIRECTION.

&&

$$

RC
1 follow-up statement
438 
WHUS43 KLOT 210303
CFWLOT

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
1003 PM CDT TUE JUN 20 2017

INZ001-002-210415-
/O.EXP.KLOT.BH.S.0004.000000T0000Z-170621T0300Z/
LAKE IN-PORTER-
1003 PM CDT TUE JUN 20 2017

...BEACH HAZARDS STATEMENT HAS EXPIRED...

WAVES WILL CONTINUE TO SLOWLY SUBSIDING OVERNIGHT.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 8:01 PM CDTSpecial Weather StatementLOTNewton29 min
Jun 19, 8:24 PM CDTSpecial Weather StatementLOTJasper36 min
Jun 20, 2:47 PM CDTSpecial Weather StatementLOTLake13 min
Jun 20, 3:02 PM CDTSevere Thunderstorm WarningLOTLake28 min
Jun 20, 3:30 PM CDTSpecial Weather StatementLOTJasper15 min
Jun 20, 3:54 PM CDTSpecial Weather StatementLOTJasper21 min

Nearby

Beach Hazards Statements in Indiana, 2017Every beach hazards statement in 2017

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.