459  
WTUS84 KHUN 111004  
HLSHUN  
ALZ001>010-016-TNZ076-096-097-111815-  
 
HURRICANE IRMA LOCAL STATEMENT ADVISORY NUMBER 49  
NATIONAL WEATHER SERVICE HUNTSVILLE AL AL112017  
504 AM CDT MON SEP 11 2017  
 
THIS PRODUCT COVERS THE TENNESSEE VALLEY  
 
**TROPICAL STORM WARNING CANCELLED AS IRMA WEAKENS...  
BUT GUSTY WINDS AND 2 TO 3 INCHES OF RAINFALL STILL EXPECTED**  
 
NEW INFORMATION  
---------------  
 
* CHANGES TO WATCHES AND WARNINGS:  
- ALL WATCHES AND WARNINGS HAVE BEEN CANCELED  
 
* CURRENT WATCHES AND WARNINGS:  
- NONE  
 
* STORM INFORMATION:  
- ABOUT 460 MILES SOUTH-SOUTHEAST OF HUNTSVILLE AL  
- 28.9N 82.6W  
- STORM INTENSITY 75 MPH  
- MOVEMENT NORTH-NORTHWEST OR 340 DEGREES AT 18 MPH  
 
SITUATION OVERVIEW  
------------------  
 
HURRICANE IRMA HAS WEAKEND TO A CATEGORY 1 HURRICANE OVER CENTRAL  
FLORIDA AND WILL CONTINUE TO WEAKEN AS IT MOVES NORTHWEST. IT IS  
EXPECTED TO WEAKEN TO A TROPICAL STORM LATER THIS MORNING OVER SOUTHERN  
GEORGIA/ALABAMA. AS IT ARRIVES OVER THE TENNESSEE VALLEY LATE THIS  
EVENING INTO TUESDAY MORNING, IT IS EXPECTED TO WEAKEN TO A TROPICAL  
DEPRESSION SPREADING 2 TO 3 INCHES OF RAINFALL WITH ISOLATED AMOUNTS  
UP TO 4 INCHES ACROSS THE AREA. WINDS ARE ALSO EXPECTED TO BE BETWEEN  
20 TO 25 MPH WITH HIGHER GUSTS UP TO 40 TO 45 MPH. SINCE THE FORECAST  
WINDS ARE EXPECTED TO BE BELOW TROPICAL STORM FORCE, HAVE CANCELLED THE  
TROPICAL STORM WARNINGS AND REPLACED WITH A WIND ADVISORY IN EFFECT  
FROM 3 PM THIS AFTERNOON THROUGH EARLY TUESDAY MORNING.  
 
POTENTIAL IMPACTS  
-----------------  
 
* WIND:  
LITTLE TO NO IMPACTS ARE ANTICIPATED AT THIS TIME ACROSS THE TENNESSEE  
VALLEY.  
 
* FLOODING RAIN:  
ADDITIONAL IMPACTS FROM FLOODING RAIN ARE STILL A CONCERN ACROSS THE  
TENNESSEE VALLEY. REMAIN WELL GUARDED AGAINST LOCALLY HAZARDOUS FLOOD  
WATERS HAVING FURTHER IMPACTS OF LIMITED POTENTIAL.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS  
----------------------------------  
 
* EVACUATIONS: NO EVACUATIONS IN EFFECT.  
 
* OTHER PREPAREDNESS INFORMATION:  
 
GUSTY WINDS MAY CAUSE DAMAGE TO TREES AND POWER LINES BEGINNING LATE  
THIS AFTERNOON THROUGH EARLY TUESDAY MORNING. SECURE ALL UNSECURED  
LIGHTWEIGHT OBJECTS AS THESE COULD BE BLOWN ABOUT BY THE WIND. ANY HIGH  
PROFILE VEHICLES TRAVELING OVER ROADWAYS IN HIGHER ELEVATIONS MAY ALSO  
BE SUSCEPTIBLE TO BEING BLOWN OVER.  
 
* ADDITIONAL SOURCES OF INFORMATION:  
- FOR INFORMATION ON APPROPRIATE PREPARATIONS SEE READY.GOV  
- FOR INFORMATION ON CREATING AN EMERGENCY PLAN SEE GETAGAMEPLAN.ORG  
- FOR ADDITIONAL DISASTER PREPAREDNESS INFORMATION SEE REDCROSS.ORG  
 
NEXT UPDATE  
-----------  
 
AS IT PERTAINS TO THIS EVENT...THIS WILL BE THE LAST LOCAL STATEMENT  
ISSUED BY THE NATIONAL WEATHER SERVICE IN HUNTSVILLE AL REGARDING THE  
EFFECTS OF TROPICAL CYCLONE HAZARDS UPON THE AREA.  
 

 
 
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