741  
FNUS52 KMLB 210840  
FWFMLB  
 
FIRE WEATHER PLANNING FORECAST FOR EAST CENTRAL FLORIDA  
NATIONAL WEATHER SERVICE MELBOURNE FL  
440 AM EDT SAT OCT 21 2017  
   
DISCUSSION
 
CONTINUED MODERATELY STRONG ONSHORE FLOW WILL  
PRODUCE VERY HIGH DISPERSION VALUES, AND MODERATE BOTH MAXIMUM  
TEMPERATURES AND MINIMUM RELATIVE HUMIDITY VALUES THE NEXT TWO  
AFTERNOONS. THERE IS A SMALL CHANCE FOR SHOWERS THIS AFTERNOON  
WEEKEND WITH INCREASING RAIN CHANCES SUNDAY THROUGH EARLY TUESDAY.  
THE FIRST SIGNIFICANT COLD FRONT OF THE SEASON WILL PUSH THROUGH  
THE REGION BY TUESDAY NIGHT, FOLLOWED BY COOLER AND DRIER AIR  
THROUGH THURSDAY NIGHT.  
 
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED.  
 
FLZ044-144-220000-  
NORTHERN LAKE COUNTY-SOUTHERN LAKE COUNTY-  
INCLUDING THE CITIES OF EUSTIS, MOUNT DORA, LEESBURG, TAVARES,  
CLERMONT, MASCOTTE, AND GROVELAND  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 50  
PRECIP TYPE NONE NONE SHOWERS  
TEMP 87 69 87  
RH % 49 98 59  
20FT WND MPH (AM) NE 6 E 5  
20FT WND MPH (PM) E 11 NE 6 E 8  
PRECIP DURATION 2  
PRECIP BEGIN 8 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.10  
LAL 1 1 1  
MIXING HGT (FT-AGL) 4100 300 4000  
TRANSPORT WIND (MPH) E 20 NE 5 E 17  
DISPERSION INDEX 75 1 78  
MAX LVORI 7  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 80S.  
EAST WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.  
SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.  
 

 
 
FLZ041-220000-  
INLAND VOLUSIA COUNTY-  
INCLUDING THE CITIES OF DEBARY, DELAND, AND DELTONA  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 50  
PRECIP TYPE NONE SHOWERS SHOWERS  
TEMP 85 70 86  
RH % 53 99 63  
20FT WND MPH (AM) NE 5 NE 5  
20FT WND MPH (PM) E 10 LGT/VAR E 8  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.11  
LAL 1 1 1  
MIXING HGT (FT-AGL) 4100 300 3600  
TRANSPORT WIND (MPH) E 20 NE 5 E 18  
DISPERSION INDEX 75 1 81  
MAX LVORI 7  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.  
SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.  
 

 
 
FLZ141-220000-  
COASTAL VOLUSIA COUNTY-  
INCLUDING THE CITIES OF DAYTONA BEACH, NEW SMYRNA BEACH,  
AND ORMOND BEACH  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 50  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
TEMP 85 71 87  
RH % 54 95 65  
20FT WND MPH (AM) E 7 E 7  
20FT WND MPH (PM) E 11 E 7 E 9  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.13  
LAL 1 1 1  
MIXING HGT (FT-AGL) 4000 400 3600  
TRANSPORT WIND (MPH) E 20 E 14 SE 21  
DISPERSION INDEX 75 2 79  
MAX LVORI 7  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.  
SOUTH WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.  
 

 
 
FLZ045-046-220000-  
ORANGE-SEMINOLE-  
INCLUDING THE CITIES OF APOPKA, MAITLAND, ORLANDO, WINTER PARK,  
UNION PARK, ALTAMONTE SPRINGS, CASSELBERRY, OVIEDO, SANFORD,  
AND WINTER SPRINGS  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 50  
PRECIP TYPE SPRINKLES SHOWERS SHOWERS  
TEMP 86 70 88  
RH % 51 98 59  
20FT WND MPH (AM) NE 6 E 6  
20FT WND MPH (PM) E 11 E 5 E 9  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.13  
LAL 1 1 1  
MIXING HGT (FT-AGL) 4000 300 3900  
TRANSPORT WIND (MPH) E 20 E 8 E 18  
DISPERSION INDEX 75 2 74  
MAX LVORI 7  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 80S.  
EAST WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.  
SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.  
 

 
 
FLZ147-220000-  
NORTHERN BREVARD COUNTY-  
INCLUDING THE CITIES OF COCOA AND TITUSVILLE  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 50  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
TEMP 85 74 87  
RH % 55 92 65  
20FT WND MPH (AM) E 8 E 7  
20FT WND MPH (PM) E 11 E 8 SE 9  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.18  
LAL 1 1 1  
MIXING HGT (FT-AGL) 4000 400 3900  
TRANSPORT WIND (MPH) E 20 E 9 SE 20  
DISPERSION INDEX 75 2 75  
MAX LVORI 7  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER  
80S. SOUTH WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 10 MPH.  
 

 
 
FLZ053-220000-  
OSCEOLA-  
INCLUDING THE CITIES OF CELEBRATION, KISSIMMEE, AND SAINT CLOUD  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 50  
PRECIP TYPE SPRINKLES SHOWERS SHOWERS  
TEMP 87 72 88  
RH % 51 99 61  
20FT WND MPH (AM) NE 7 E 6  
20FT WND MPH (PM) E 12 E 6 E 9  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.13  
LAL 1 1 1  
MIXING HGT (FT-AGL) 4000 300 3700  
TRANSPORT WIND (MPH) E 21 NE 9 SE 18  
DISPERSION INDEX 75 3 72  
MAX LVORI 7  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE  
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.  
 

 
 
FLZ047-054-220000-  
SOUTHERN BREVARD COUNTY-INDIAN RIVER-  
INCLUDING THE CITIES OF MELBOURNE, PALM BAY, ROCKLEDGE,  
SEBASTIAN, AND VERO BEACH  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 50  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
TEMP 86 74 87  
RH % 57 97 63  
20FT WND MPH (AM) E 9 G20 E 8  
20FT WND MPH (PM) E 13 G22 E 9 G19 E 10 G17  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.18  
LAL 1 1 1  
MIXING HGT (FT-AGL) 4000 300 3800  
TRANSPORT WIND (MPH) E 22 E 14 SE 20  
DISPERSION INDEX 75 3 73  
MAX LVORI 6  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 10 MPH.  
 

 
 
FLZ058-220000-  
OKEECHOBEE-  
INCLUDING THE CITIES OF BASINGER, FORT DRUM, AND OKEECHOBEE  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 0 40  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
TEMP 86 72 86  
RH % 56 99 63  
20FT WND MPH (AM) NE 7 E 5  
20FT WND MPH (PM) E 13 E 6 SE 8  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END CONTINUING  
PRECIP AMOUNT 0.00 0.00 0.14  
LAL 1 1 1  
MIXING HGT (FT-AGL) 3900 300 3600  
TRANSPORT WIND (MPH) E 22 NE 5 SE 20  
DISPERSION INDEX 75 3 73  
MAX LVORI 7  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.  
SOUTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND  
10 MPH.  
 

 
 
FLZ059-064-220000-  
ST. LUCIE-MARTIN-  
INCLUDING THE CITIES OF PORT SAINT LUCIE, FORT PIERCE,  
HOBE SOUND, JENSEN BEACH, PORT SALERNO, AND STUART  
440 AM EDT SAT OCT 21 2017  
 
TODAY TONIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY  
CHANCE PRECIP (%) 0 30 40  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
TEMP 86 74 86  
RH % 61 96 63  
20FT WND MPH (AM) E 9 G21 E 8 G17  
20FT WND MPH (PM) E 14 G23 E 10 G19 SE 11 G19  
PRECIP DURATION 3 2  
PRECIP BEGIN 6 PM CONTINUING  
PRECIP END CONTINUING CONTINUING  
PRECIP AMOUNT 0.00 0.02 0.15  
LAL 1 1 1  
MIXING HGT (FT-AGL) 3900 300 3600  
TRANSPORT WIND (MPH) E 24 E 14 SE 20  
DISPERSION INDEX 75 4 73  
MAX LVORI 6  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 5
 
 
   
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY
 
CONSIDERABLE CLOUDINESS WITH SHOWERS LIKELY AND A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN  
THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID  
60S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 10 MPH.  
 

 
 
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