Alert archive / Indiana / Rip Current Statements in 2010

Rip Current Statement 15, NWS Chicago, IL

September 29, 2010Lake County, Porter County, Indiana

NWS Chicago, IL issued this rip current statement at Sep 29, 2010, 5:16 PM CDT for Lake County, Porter County, Indiana. It took effect at Sep 30, 2010, 10:00 AM CDT. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Sep 29, 2010, 5:16 PM CDT (22:16 UTC)
In effect from
Sep 30, 2010, 10:00 AM CDT
Expired
Oct 1, 2010, 7:00 AM CDT
In force
21 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 22:13 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, 10.3 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 2010-09-29Temperature 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 2010-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
1614 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

397 
WHUS43 KLOT 292216
CFWLOT

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
516 PM CDT WED SEP 29 2010


INZ001-002-300630-
/O.NEW.KLOT.RP.S.0015.101001T0100Z-101001T1200Z/
LAKE IN-PORTER-
516 PM CDT WED SEP 29 2010

...RIP CURRENT RISK IN EFFECT FROM THURSDAY EVENING THROUGH
FRIDAY MORNING...

THE SOUTH MOVING WAVES MAY HAVE ENOUGH HEIGHT AND ENERGY TO
PRODUCE DANGEROUS RIP CURRENTS LATE THURSDAY EVENING THROUGH
FRIDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A MODERATE RISK OF RIP CURRENTS.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR AND IN THE VICINITY OF STRUCTURES SUCH AS GROINS...
JETTIES AND PIERS. HEED THE ADVICE OF LIFEGUARDS AND THE BEACH
PATROL. PAY ATTENTION TO FLAGS AND POSTED SIGNS. 

IF YOU BECOME CAUGHT IN A RIP CURRENT...DO NOT PANIC. REMAIN CALM
AND BEGIN TO SWIM PARALLEL TO SHORE. ONCE YOU ARE AWAY FROM THE
FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE BEACH. DO
NOT ATTEMPT TO SWIM DIRECTLY AGAINST A RIP CURRENT. EVEN A STRONG
SWIMMER CAN BECOME EXHAUSTED QUICKLY. 

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD:

 HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM

&&

$$
4 follow-up statements
829 
WHUS43 KLOT 300835
CFWLOT

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
335 AM CDT THU SEP 30 2010

INZ001-002-301645-
/O.EXT.KLOT.RP.S.0015.100930T1500Z-101001T1200Z/
LAKE IN-PORTER-
335 AM CDT THU SEP 30 2010

...RIP CURRENT RISK NOW IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH FRIDAY MORNING...

NORTHERLY ONSHORE FLOW TODAY MAY PRODUCE DANGEROUS RIP CURRENTS
FROM THIS MORNING THROUGH EARLY FRIDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A MODERATE RISK OF RIP CURRENTS.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR AND IN THE VICINITY OF STRUCTURES SUCH AS GROINS...
JETTIES AND PIERS. HEED THE ADVICE OF LIFEGUARDS AND THE BEACH
PATROL. PAY ATTENTION TO FLAGS AND POSTED SIGNS.

IF YOU BECOME CAUGHT IN A RIP CURRENT...DO NOT PANIC. REMAIN CALM
AND BEGIN TO SWIM PARALLEL TO SHORE. ONCE YOU ARE AWAY FROM THE
FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE BEACH. DO
NOT ATTEMPT TO SWIM DIRECTLY AGAINST A RIP CURRENT. EVEN A STRONG
SWIMMER CAN BECOME EXHAUSTED QUICKLY.

THE LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS ALONG ILLINOIS AND
INDIANA BEACHES IS A SEASONAL PRODUCT. THERE WILL NOT BE ANY
ADDITIONAL ISSUANCES AS OF OCTOBER 1. ROUTINE ISSUANCES OF THE
LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS WILL RESUME STARTING
WITH THE 2011 MEMORIAL DAY WEEKEND.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD:

 HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM


&&

$$

LENNING
438 
WHUS43 KLOT 302008
CFWLOT

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
308 PM CDT THU SEP 30 2010

INZ001-002-010415-
/O.CON.KLOT.RP.S.0015.000000T0000Z-101001T1200Z/
LAKE IN-PORTER-
308 PM CDT THU SEP 30 2010

...RIP CURRENT RISK REMAINS IN EFFECT THROUGH FRIDAY MORNING...

NORTHERLY ONSHORE FLOW MAY CONTINUE TO PRODUCE DANGEROUS RIP
CURRENTS THROUGH EARLY FRIDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A MODERATE RISK OF RIP CURRENTS.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR AND IN THE VICINITY OF STRUCTURES SUCH AS GROINS...
JETTIES AND PIERS. HEED THE ADVICE OF LIFEGUARDS AND THE BEACH
PATROL. PAY ATTENTION TO FLAGS AND POSTED SIGNS.

IF YOU BECOME CAUGHT IN A RIP CURRENT...DO NOT PANIC. REMAIN CALM
AND BEGIN TO SWIM PARALLEL TO SHORE. ONCE YOU ARE AWAY FROM THE
FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE BEACH. DO
NOT ATTEMPT TO SWIM DIRECTLY AGAINST A RIP CURRENT. EVEN A STRONG
SWIMMER CAN BECOME EXHAUSTED QUICKLY.

THE LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS ALONG ILLINOIS AND
INDIANA BEACHES IS A SEASONAL PRODUCT. THERE WILL NOT BE ANY
ADDITIONAL ISSUANCES AS OF OCTOBER 1. ROUTINE ISSUANCES OF THE
LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS WILL RESUME STARTING
WITH THE 2011 MEMORIAL DAY WEEKEND.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD:

 HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM

&&

$$
309 
WHUS43 KLOT 010016
CFWLOT

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
716 PM CDT THU SEP 30 2010

...LAKE SWIMMING SEASON HAS ENDED...

.THE LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS ALONG ILLINOIS 
AND INDIANA BEACHES IS A SEASONAL PRODUCT. THERE WILL NOT BE 
ANY ADDITIONAL ISSUANCE AS THE LAKE SWIMMING SEASON HAS ENDED.
ROUTINE ISSUANCE OF THE LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS
WILL RESUME STARTING WITH THE 2011 MEMORIAL DAY WEEKEND AND
CONTINUE THROUGH SEPTEMBER 2011.

INZ001-002-010130-
/O.CAN.KLOT.RP.S.0015.000000T0000Z-101001T1200Z/
LAKE IN-PORTER-
716 PM CDT THU SEP 30 2010

...RIP CURRENT RISK IS CANCELLED BUT A MODERATE RISK OF RIP 
CURRENTS WILL CONTINUE ALONG NORTHWEST INDIANA BEACHES TONIGHT...

THE RIP CURRENT RISK IS CANCELLED BECAUSE THE LAKE SWIMMING
SEASON HAS ENDED. HOWEVER...A MODERATE RISK OF RIP CURRENTS WILL
STILL EXIST ALONG NORTHWEST INDIANA BEACHES TONIGHT.

NORTHERLY ONSHORE FLOW MAY CONTINUE TO PRODUCE DANGEROUS RIP
CURRENTS THROUGH EARLY FRIDAY MORNING.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD:

 HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM

&&

THE LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS ALONG ILLINOIS AND
INDIANA BEACHES IS A SEASONAL PRODUCT. THERE WILL NOT BE ANY
ADDITIONAL ISSUANCE AS OF OCTOBER 1. ROUTINE ISSUANCE OF THE
LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS WILL RESUME STARTING
WITH THE 2011 MEMORIAL DAY WEEKEND.


$$
872 
WHUS43 KLOT 010202 CCA
CFWLOT

LAKESHORE HAZARD MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE CHICAGO IL
854 PM CDT THU SEP 30 2010

...LAKE SWIMMING SEASON HAS ENDED...

INZ001-002-010300-
/O.COR.KLOT.RP.S.0015.000000T0000Z-101001T1200Z/
LAKE IN-PORTER-
854 PM CDT THU SEP 30 2010

THE LAKESHORE HAZARD MESSAGE FOR RIP CURRENTS ALONG ILLINOIS AND
INDIANA BEACHES IS A SEASONAL PRODUCT. THERE WILL NOT BE ANY
ADDITIONAL ISSUANCES AS OF OCTOBER 1. THE LAKESHORE HAZARD
MESSAGE FOR RIP CURRENTS WILL RESUME BEING ISSUED AS NEEDED
STARTING WITH THE 2011 MEMORIAL DAY WEEKEND.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON
THE NEW RIP CURRENT HAZARD:

 HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM

&&

$$

Nearby

Rip Current Statements in Indiana, 2010Every rip current statement in 2010

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.