850  
WTUS82 KMFL 300900  
TCVMFL  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
IDALIA LOCAL WATCH/WARNING STATEMENT/ADVISORY NUMBER 15  
NATIONAL WEATHER SERVICE MIAMI FL AL102023  
500 AM EDT WED AUG 30 2023  
 
FLZ069-301000-  
/O.CAN.KMFL.TR.W.1010.000000T0000Z-000000T0000Z/  
COASTAL COLLIER COUNTY-  
500 AM EDT WED AUG 30 2023  
   
..TROPICAL STORM WARNING IS CANCELLED
 
 
* LOCATIONS AFFECTED  
- NAPLES  
- MARCO ISLAND  
- EVERGLADES CITY  
 
* WIND  
- LATEST LOCAL FORECAST: BELOW TROPICAL STORM FORCE WIND  
- PEAK WIND FORECAST: 20-30 MPH WITH GUSTS TO 40 MPH  
 
- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST  
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: WIND LESS THAN 39 MPH  
- THE WIND THREAT HAS DECREASED FROM THE PREVIOUS ASSESSMENT.  
- PLAN: THE SUSTAINED WIND SHOULD REMAIN LESS THAN TROPICAL  
STORM FORCE. CONDITIONS MAY STILL BE GUSTY.  
- PREPARE: LISTEN FOR ANY INSTRUCTIONS FROM LOCAL OFFICIALS.  
- ACT: ENSURE EMERGENCY READINESS SHOULD THE FORECAST CHANGE.  
 
- REALIZED IMPACTS: BEING ASSESSED  
- LITTLE TO NO ADDITIONAL WIND IMPACTS EXPECTED. COMMUNITY  
OFFICIALS ARE NOW ASSESSING THE EXTENT OF ACTUAL WIND  
IMPACTS ACCORDINGLY.  
 
* STORM SURGE  
- LATEST LOCAL FORECAST: LOCALIZED STORM SURGE POSSIBLE  
- PEAK STORM SURGE INUNDATION: THE POTENTIAL FOR UP TO 2 FEET  
ABOVE GROUND SOMEWHERE WITHIN SURGE PRONE AREAS  
- WINDOW OF CONCERN: BEGINS EARLY THIS MORNING  
 
- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST  
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: POTENTIAL FOR STORM  
SURGE FLOODING GREATER THAN 1 FOOT ABOVE GROUND  
- THE STORM SURGE THREAT HAS REMAINED NEARLY STEADY FROM THE  
PREVIOUS ASSESSMENT.  
- PLAN: SHELTER AGAINST STORM SURGE FLOODING GREATER THAN 1  
FOOT ABOVE GROUND.  
- PREPARE: ALL FLOOD PREPARATIONS SHOULD BE COMPLETE. EXPECT  
FLOODING OF LOW-LYING ROADS AND PROPERTY.  
- ACT: STAY AWAY FROM STORM SURGE PRONE AREAS. CONTINUE TO  
FOLLOW THE INSTRUCTIONS OF LOCAL OFFICIALS.  
 
- POTENTIAL IMPACTS: UNFOLDING  
- POTENTIAL IMPACTS FROM THE MAIN SURGE EVENT ARE UNFOLDING.  
 
* FLOODING RAIN  
- LATEST LOCAL FORECAST:  
- PEAK RAINFALL AMOUNTS: ADDITIONAL 1-3 INCHES, WITH LOCALLY  
HIGHER AMOUNTS  
 
- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST  
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: POTENTIAL FOR  
LOCALIZED FLOODING RAIN  
- THE FLOODING RAIN THREAT HAS REMAINED NEARLY STEADY FROM  
THE PREVIOUS ASSESSMENT.  
- PLAN: EMERGENCY PLANS SHOULD INCLUDE THE POTENTIAL FOR  
LOCALIZED FLOODING FROM HEAVY RAIN.  
- PREPARE: CONSIDER PROTECTIVE ACTIONS IF YOU ARE IN AN AREA  
VULNERABLE TO FLOODING.  
- ACT: HEED ANY FLOOD WATCHES AND WARNINGS.  
 
- POTENTIAL IMPACTS: LIMITED  
- LOCALIZED RAINFALL FLOODING MAY PROMPT A FEW EVACUATIONS.  
- DITCHES AND CANALS MAY QUICKLY RISE WITH SWIFT CURRENTS.  
- FLOOD WATERS CAN ENTER A FEW STRUCTURES, ESPECIALLY IN  
USUALLY VULNERABLE SPOTS. A FEW PLACES WHERE RAPID PONDING  
OF WATER OCCURS AT UNDERPASSES, LOW-LYING SPOTS, AND POOR  
DRAINAGE AREAS. SEVERAL STORM DRAINS AND RETENTION PONDS  
BECOME NEAR-FULL AND BEGIN TO OVERFLOW. SOME BRIEF ROAD AND  
BRIDGE CLOSURES.  
 
* TORNADO  
- LATEST LOCAL FORECAST:  
- SITUATION IS UNFAVORABLE FOR TORNADOES  
 
- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST  
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: TORNADOES NOT EXPECTED  
- THE TORNADO THREAT HAS DECREASED FROM THE PREVIOUS  
ASSESSMENT.  
- PLAN: TORNADOES ARE NOT EXPECTED. SHOWERS AND THUNDERSTORMS  
WITH GUSTY WINDS MAY STILL OCCUR.  
- PREPARE: LITTLE TO NO PREPARATIONS NEEDED TO PROTECT  
AGAINST TORNADOES AT THIS TIME. KEEP INFORMED OF THE LATEST  
TORNADO SITUATION.  
- ACT: LISTEN FOR CHANGES IN THE FORECAST.  
 
- POTENTIAL IMPACTS: LITTLE TO NONE  
- LITTLE TO NO POTENTIAL IMPACTS FROM TORNADOES.  
 
* FOR MORE INFORMATION:  
- HTTPS://WWW.WEATHER.GOV/MFL  
- WWW.COLLIERGOV.NET  
- FOR STORM INFORMATION CALL 2-1-1  
 

 
 
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