428  
FGUS72 KMFL 201945  
ESFMFL  
FLC011-021-043-051-086-087-099-210745-  
 
HYDROLOGIC OUTLOOK  
NATIONAL WEATHER SERVICE MIAMI FL  
345 PM EDT WED MAR 20 2024  
   
..HEAVY RAINFALL POSSIBLE LATE WEEK INTO EARLY THIS WEEKEND
 
 
A SURFACE LOW IS FORECAST TO DEVELOP OVER THE GULF OF MEXICO  
SOMETIME ON FRIDAY AND MOVE EASTWARD ACROSS PORTIONS OF THE  
FLORIDA PENINSULA FRIDAY NIGHT INTO SATURDAY MORNING. THIS WILL  
ALLOW FOR A WARM FRONT TO MOVE THROUGH SOUTH FLORIDA ON FRIDAY  
AFTERNOON INTO FRIDAY EVENING BEFORE A COLD FRONT MOVES SOUTHWARD  
THROUGH THE AREA SATURDAY MORNING. THIS WILL LEAD TO COUPLE OF  
ROUNDS OF RAINS AND THUNDERSTORMS OVER SOUTH FLORIDA DURING THIS  
TIME FRAME.  
 
THE FORECAST SOUNDINGS ARE ALSO SHOWING THAT THE PRECIPITABLE  
WATER VALUES WILL BE AROUND 1.6 TO 1.8 INCHES WHICH IS ABOVE THE  
90TH PERCENTILE AND NEAR THE MAXIMUM VALUES FOR THIS TIME OF YEAR.  
THIS MEANS THAT HEAVY RAINFALL IS ALSO POSSIBLE WITH THE ROUNDS  
OF SHOWERS AND THUNDERSTORMS. AT THIS TIME IT LOOKS RAINFALL  
TOTALS OF 3 TO 5 INCHES ARE POSSIBLE WITH LOCALLY HIGHER AMOUNTS  
POSSIBLE WITH ANY TRAINING OF THUNDERSTORMS.  
 
THE GROUND ACROSS SOUTH FLORIDA IS SOMEWHAT DRY DUE TO THE LACK  
OF RAINFALL THE LAST COUPLE OF WEEKS. HOWEVER, WITH THE LOCALLY  
HEAVY RAINFALL THERE COULD BE SOME ISOLATED AREAS OF FLOODING WITH  
THE SHOWERS AND THUNDERSTORMS, ESPECIALLY WHERE THE THUNDERSTORMS  
TRAIN OVER THE SAME AREA.  
 

 
 
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