182  
FNUS54 KOHX 160717  
FWFOHX  
 
FIRE WEATHER PLANNING FORECAST FOR MIDDLE TENNESSEE  
NATIONAL WEATHER SERVICE NASHVILLE TN  
217 AM CDT MON JUL 16 2018  
   
DISCUSSION
 
 
A FEW SHOWERS AND THUNDERSTORMS WILL BE SEEN ACROSS MIDDLE TN TODAY,  
BUT RH VALUES WILL BE WELL ABOVE CRITICAL THRESHOLDS AND WINDS WILL  
BE LIGHT. MORE OF THE SAME TUESDAY. FOR THOSE REASONS, NO FIRE  
WEATHER HAZARDS ARE EXPECTED FOR THE NEXT COUPLE OF DAYS.  
 
TNZ501-162215-  
HIGHLAND RIM DISTRICT - NORTH-  
INCLUDING THE COUNTIES OF CHEATHAM, DAVIDSON, DICKSON, HOUSTON,  
HUMPHREYS, MONTGOMERY, ROBERTSON, RUTHERFORD, STEWART, SUMNER,  
WILLIAMSON, AND WILSON  
217 AM CDT MON JUL 16 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
TEMP (24H TREND) 89 (+8) 72 (+1) 89  
RH % (24H TREND) 63 (-4) 100 (+1) 60  
AM 20FT WND (MPH) SW 3-7 LGT/VAR  
PM 20FT WND (MPH) W 4-8 LGT/VAR N 4-8  
PRECIP CHANCE (%) 50 30 40  
PRECIP TYPE TSTMS TSTMS TSTMS  
PRECIP AMOUNT (IN) 0.07 0.16 0.11  
PRECIP DUR (HR) 2 2 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING  
MIXING HGT (M-MSL) 2600 2100  
MIXING HGT (FT-MSL) 8500 6800  
TRANSPORT WND (M/S) W 6 N 5  
TRANSPORT WND (MPH) W 13 N 12  
DISPERSION INDEX 42 5 30  
LAL 3 3 3  
HAINES INDEX 3 3 2  
MAXIMUM LVORI 0 0 0  
RH RECOVERY EXCELLENT  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTH WINDS UP  
TO 5 MPH.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH  
50 PERCENT. NORTH WINDS UP TO 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTHEAST  
WINDS UP TO 5 MPH.    
THURSDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH  
51 PERCENT. EAST WINDS UP TO 5 MPH SHIFTING TO THE SOUTHWEST IN THE  
AFTERNOON.    
FRIDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 90. MINIMUM RH  
61 PERCENT. SOUTHWEST WINDS UP TO 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 80S.  
MINIMUM RH 62 PERCENT. WEST WINDS UP TO 10 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
MINIMUM RH 59 PERCENT. NORTHWEST WINDS UP TO 10 MPH.  
 

 
 
TNZ502-162215-  
HIGHLAND RIM DISTRICT - SOUTH-  
INCLUDING THE COUNTIES OF BEDFORD, GILES, HARDIN, HICKMAN, LAWRENCE,  
LEWIS, LINCOLN, MARSHALL, MAURY, MOORE, PERRY, AND WAYNE  
217 AM CDT MON JUL 16 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER MCLDY PCLDY PCLDY  
TEMP (24H TREND) 88 (+3) 72 (+1) 89  
RH % (24H TREND) 64 (-2) 100 (0) 62  
AM 20FT WND (MPH) SW 3-7 LGT/VAR  
PM 20FT WND (MPH) SW 3-7 SW 3-7 NW 4-8  
PRECIP CHANCE (%) 50 40 50  
PRECIP TYPE TSTMS TSTMS TSTMS  
PRECIP AMOUNT (IN) 0.22 0.14 0.16  
PRECIP DUR (HR) 2 2 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING  
MIXING HGT (M-MSL) 2300 2200  
MIXING HGT (FT-MSL) 7500 7300  
TRANSPORT WND (M/S) SW 4 NW 5  
TRANSPORT WND (MPH) SW 9 NW 10  
DISPERSION INDEX 19 4 32  
LAL 3 3 3  
HAINES INDEX 2 3 2  
MAXIMUM LVORI 0 0 0  
RH RECOVERY EXCELLENT  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 60S. NORTH WINDS UP TO 5 MPH.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH  
50 PERCENT. NORTH WINDS UP TO 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTHEAST  
WINDS UP TO 5 MPH.    
THURSDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH  
50 PERCENT. EAST WINDS UP TO 5 MPH SHIFTING TO THE SOUTHWEST IN THE  
AFTERNOON.    
FRIDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 90. MINIMUM RH  
59 PERCENT. SOUTHWEST WINDS UP TO 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 80S.  
MINIMUM RH 61 PERCENT. WEST WINDS UP TO 10 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
MINIMUM RH 56 PERCENT. WEST WINDS UP TO 10 MPH.  
 

 
 
TNZ400-162215-  
CUMBERLAND DISTRICT - NORTH-  
INCLUDING THE COUNTIES OF CANNON, CLAY, CUMBERLAND, DEKALB,  
FENTRESS, JACKSON, MACON, OVERTON, PICKETT, PUTNAM, SMITH,  
TROUSDALE, WARREN, AND WHITE  
217 AM CDT MON JUL 16 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER MCLDY PCLDY MCLDY  
TEMP (24H TREND) 85 (+4) 70 (0) 85  
RH % (24H TREND) 68 (-1) 100 (+1) 65  
AM 20FT WND (MPH) LGT/VAR LGT/VAR  
PM 20FT WND (MPH) SW 3-7 LGT/VAR NW 4-8  
PRECIP CHANCE (%) 50 50 50  
PRECIP TYPE TSTMS TSTMS TSTMS  
PRECIP AMOUNT (IN) 0.33 0.15 0.20  
PRECIP DUR (HR) 2 2 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING  
MIXING HGT (M-MSL) 2400 2100  
MIXING HGT (FT-MSL) 8000 6900  
TRANSPORT WND (M/S) W 7 NW 5  
TRANSPORT WND (MPH) W 15 NW 10  
DISPERSION INDEX 35 3 25  
LAL 3 3 3  
HAINES INDEX 2 2 2  
MAXIMUM LVORI 0 0 0  
RH RECOVERY EXCELLENT  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
TUESDAY NIGHT
 
MOSTLY CLEAR WITH A 50 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE MID 60S. NORTH WINDS UP TO 5 MPH.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE MID 80S. MINIMUM RH  
50 PERCENT. NORTH WINDS UP TO 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTHEAST  
WINDS UP TO 5 MPH.    
THURSDAY
 
PARTLY SUNNY. HIGHS IN THE MID 80S. MINIMUM RH  
54 PERCENT. SOUTH WINDS UP TO 5 MPH.    
FRIDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. MINIMUM  
RH 61 PERCENT. SOUTHWEST WINDS UP TO 5 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. MINIMUM  
RH 62 PERCENT. WEST WINDS UP TO 10 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. MINIMUM  
RH 60 PERCENT. WEST WINDS UP TO 10 MPH.  
 

 
 
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