Alert archive / Illinois / Rip Current Statements in 2011
Rip Current Statement 4, NWS Chicago, IL
NWS Chicago, IL issued this rip current statement at Jun 15, 2011, 9:40 AM CDT for Lake County, Illinois. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 15, 2011, 9:40 AM CDT (14:40 UTC)
- Expired
- Jun 15, 2011, 1:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Chicago, IL
County Lake County, IL
The radar
The Chicago radar (KLOT), 85 km from the middle of the area, began a volume at 14:40 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
Davenport, (KDVN), launched 12:00Z, 2.7 hours before the alert went out and 233 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 559 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
921 WHUS43 KLOT 151440 CFWLOT LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 940 AM CDT WED JUN 15 2011 ...RIP CURRENTS POSSIBLE THIS MORNING... ILZ006-014-151745- /O.NEW.KLOT.RP.S.0004.110615T1440Z-110615T1800Z/ LAKE IL-COOK- 940 AM CDT WED JUN 15 2011 ...RIP CURRENT RISK IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * TIMING...UNTIL MIDDAY. * IMPACTS...INCREASED THREAT OF RIP CURRENTS. 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 && $$ PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW RIP CURRENT HAZARD... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM
1 follow-up statement
090 WHUS43 KLOT 151752 CFWLOT LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 1252 PM CDT WED JUN 15 2011 ILZ006-014-151900- /O.EXP.KLOT.RP.S.0004.000000T0000Z-110615T1800Z/ LAKE IL-COOK- 1252 PM CDT WED JUN 15 2011 ...RIP CURRENT RISK WILL EXPIRE AT 1 PM CDT THIS AFTERNOON... SOUTHEAST WINDS HAVE DIMINISHED SIGNIFICANTLY SINCE EARLIER THIS MORNING...ALLOWING WAVES TO SUBSIDE AND THE RIP CURRENT RISK TO DIMINISH. $$ 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 office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 2:53 AM CDT | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 37 min |
| Jun 15, 3:40 AM CDT | Special Weather Statement | LOT | Kankakee, Will | 65 min |
| Jun 15, 4:35 AM CDT | Areal Flood Advisory | LOT | Ford, Iroquois, Livingston | 5 hr |
| Jun 15, 5:39 AM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 66 min |
| Jun 15, 6:04 AM CDT | Special Marine Warning | LOT | 116 min | |
| Jun 15, 8:10 AM CDT | Special Marine Warning | LOT | 106 min | |
| Jun 15, 6:28 PM CDT | Tornado Warning | LOT | Cook | 32 min |
| Jun 15, 6:54 PM CDT | Tornado Warning | LOT | Kankakee | 51 min |
Nearby
Rip Current Statements in Illinois, 2011Every rip current statement in 2011
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.