855  
FNUS54 KMRX 211909  
FWFMRX  
 
FIRE WEATHER PLANNING FORECAST FOR EAST TENNESSEE...SOUTHWEST  
VIRGINIA...AND EXTREME SOUTHWEST NORTH CAROLINA  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
309 PM EDT MON MAY 21 2018  
   
DISCUSSION
 
 
SCATTERED TO NUMEROUS SHOWERS AND STORMS WILL OCCUR  
AGAIN ON TUESDAY AS TROPICAL MOISTURE INTERACTS WITH A FRONTAL  
BOUNDARY DROPPING SOUTH INTO THE SOUTHERN APPALACHIAN REGION. THERE  
WILL BE A SHORT BREAK IN THE CONVECTIVE WEATHER PATTERN AT MID WEEK,  
BUT THE TYPICAL SUMMER LIKE PATTERN WILL RETURN ON FRIDAY AND WILL  
CONTINUE INTO THE WEEKEND, WITH SCATTERED TO NUMEROUS SHOWERS AND  
STORMS DURING THE AFTERNOONS AND EVENINGS. HIGHS WILL REMAIN IN THE  
80S WITH LOWS IN THE 60S THROUGH THE FORECAST PERIOD.  
 
VAZ001-002-005-006-008-222015-  
JEFFERSON NATIONAL FOREST/VIRGINIA DISTRICT 6-  
309 PM EDT MON MAY 21 2018  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY MCLDY PCLDY PCLDY  
TEMP (24H TREND) 58-63 (-2) 74-79 (-4) 59-64 78-83  
RH % (24H TREND) 95-100 (+2) 59-64 (+6) 95-100 48-53  
20FT WIND-AM(MPH) LGT/VAR LGT/VAR  
20FT WIND-PM(MPH) LGT/VAR SW 5 LGT/VAR NW 5  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 70 30 20  
PRECIP DURATION 1 3 1 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
PRECIP AMOUNT 0.05 0.32 0.06 0.01  
LAL 3 4 3 2  
LASI/HAINES 3 4  
MIXING HGT(FT-MSL) 4200 6100  
MIXING HGT(FT-AGL)* 2200 4000  
TRANSPORT WND (MPH) SW 8 W 7  
VENT RATE (MPH-FT) 33600 42700  
DISPERSION 16 GEN POOR 23 FAIR  
MAX LVORI 5 5  
33FT WIND-AM(MPH) SW 5 LGT/VAR  
33FT WIND-PM(MPH) LGT/VAR SW 6 LGT/VAR NW 6  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST  
WINDS LESS THAN 10 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 70S TO MID 80S. EAST WINDS  
LESS THAN 10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 60. SOUTHEAST WINDS  
LESS THAN 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 70S TO MID 80S. SOUTH WINDS  
LESS THAN 10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE LOWER 70S TO MID 80S. SOUTH WINDS LESS THAN  
10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS  
THAN 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS  
THAN 10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
TNZ018-041-043-045-047-222015-  
NORTHERN CHEROKEE NATIONAL FOREST-  
309 PM EDT MON MAY 21 2018  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY MCLDY MCLDY PCLDY  
TEMP (24H TREND) 57-62 (-2) 71-76 (-3) 58-63 75-80  
RH % (24H TREND) 93-98 (+6) 60-65 (+3) 95-100 49-54  
20FT WIND-AM(MPH) LGT/VAR W 5  
20FT WIND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 6  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 30 70 50 20  
PRECIP DURATION 1 3 1 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 PM  
PRECIP AMOUNT 0.05 0.38 0.14 0.04  
LAL 3 4 4 2  
LASI/HAINES 3 4  
MIXING HGT(FT-MSL) 4300 6100  
MIXING HGT(FT-AGL)* 1500 3300  
TRANSPORT WND (MPH) SW 8 NW 7  
VENT RATE (MPH-FT) 34400 42700  
DISPERSION 9 POOR 20 GEN POOR  
MAX LVORI 6 5  
33FT WIND-AM(MPH) SW 5 W 6  
33FT WIND-PM(MPH) S 6 SW 5 LGT/VAR NW 7  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S TO LOWER  
60S. NORTH WINDS LESS THAN 10 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 60S TO MID 80S. SOUTHEAST WINDS  
LESS THAN 10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE 50S TO MID 60S.  
SOUTHEAST WINDS LESS THAN 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS IN THE UPPER 60S TO MID 80S. SOUTH WINDS LESS THAN 10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 60S TO MID 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE MID 60S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS  
THAN 10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
TNZ072-074-222015-  
TENNESSEE PORTION OF THE GREAT SMOKY MOUNTAIN NATIONAL PARK-  
309 PM EDT MON MAY 21 2018  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
TEMP (24H TREND) 58-63 (-2) 70-75 (-2) 58-63 74-79  
RH % (24H TREND) 90-95 (+6) 64-69 (+8) 92-97 53-58  
20FT WIND-AM(MPH) LGT/VAR LGT/VAR  
20FT WIND-PM(MPH) S 5 G15 LGT/VAR LGT/VAR N 6  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 30 70 60 20  
PRECIP DURATION 1 3 2 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 PM  
PRECIP AMOUNT 0.05 0.44 0.16 0.06  
LAL 3 4 4 3  
LASI/HAINES 3 4  
MIXING HGT(FT-MSL) 4400 6200  
MIXING HGT(FT-AGL)* 1400 3200  
TRANSPORT WND (MPH) SW 7 N 5  
VENT RATE (MPH-FT) 30800 31000  
DISPERSION 7 POOR 14 GEN POOR  
MAX LVORI 6 5  
33FT WIND-AM(MPH) S 5 NW 5  
33FT WIND-PM(MPH) S 6 G15 SW 5 LGT/VAR N 7  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE 50S TO MID 60S.  
EAST WINDS LESS THAN 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE 60S TO MID 80S. EAST WINDS LESS THAN  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE 50S TO MID 60S. SOUTHEAST WINDS LESS  
THAN 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS IN THE UPPER 60S TO MID 80S. SOUTH WINDS LESS THAN 10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE 60S TO MID 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE MID 60S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER  
60S. HIGHS IN THE MID 60S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
TNZ087-102-222015-  
SOUTHERN CHEROKEE NATIONAL FOREST-  
309 PM EDT MON MAY 21 2018  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
TEMP (24H TREND) 60-65 (-2) 72-77 (-4) 61-66 79-84  
RH % (24H TREND) 95-100 (+7) 68-73 (+17) 94-99 54-59  
20FT WIND-AM(MPH) LGT/VAR LGT/VAR  
20FT WIND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR N 5  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 20 70 60 30  
PRECIP DURATION 1 3 2 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 PM  
PRECIP AMOUNT 0.03 0.37 0.16 0.06  
LAL 2 4 4 3  
LASI/HAINES 3 4  
MIXING HGT(FT-MSL) 4200 6100  
MIXING HGT(FT-AGL)* 2200 4000  
TRANSPORT WND (MPH) S 8 N 6  
VENT RATE (MPH-FT) 33600 36600  
DISPERSION 15 GEN POOR 20 GEN POOR  
MAX LVORI 5 5  
33FT WIND-AM(MPH) S 5 LGT/VAR  
33FT WIND-PM(MPH) S 6 S 5 LGT/VAR N 6  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S TO MID  
60S. EAST WINDS LESS THAN 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE 70S TO 80S. EAST WINDS LESS THAN  
10 MPH EARLY IN THE MORNING BECOMING LIGHT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S TO MID 60S. SOUTHEAST WINDS  
LESS THAN 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS IN THE LOWER 70S TO MID 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID  
60S. HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS  
THAN 10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID 60S.  
HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID 60S.  
HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
NCZ060-061-222015-  
NANTAHALA NATIONAL FOREST-  
309 PM EDT MON MAY 21 2018  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
TEMP (24H TREND) 59-64 (-1) 71-76 (-5) 60-65 79-84  
RH % (24H TREND) 95-100 (+4) 71-76 (+19) 95-100 54-59  
20FT WIND-AM(MPH) LGT/VAR LGT/VAR  
20FT WIND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 20 70 60 30  
PRECIP DURATION 1 3 2 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 PM  
PRECIP AMOUNT 0.05 0.38 0.22 0.10  
LAL 2 4 4 3  
LASI/HAINES 3 4  
MIXING HGT(FT-MSL) 4200 6100  
MIXING HGT(FT-AGL)* 2000 3800  
TRANSPORT WND (MPH) S 7 N 5  
VENT RATE (MPH-FT) 29400 30500  
DISPERSION 11 POOR 14 GEN POOR  
MAX LVORI 6 5  
33FT WIND-AM(MPH) LGT/VAR LGT/VAR  
33FT WIND-PM(MPH) SE 5 S 5 LGT/VAR LGT/VAR  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 60. NORTHEAST WINDS  
LESS THAN 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE 70S TO 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S TO MID 60S. SOUTHEAST WINDS  
LESS THAN 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS IN THE LOWER 70S TO MID 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE 70S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS  
THAN 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 60S TO LOWER 80S. SOUTHEAST WINDS LESS  
THAN 10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
TNZ015>017-038>040-042-044-046-070-222015-  
EAST TENNESSEE DISTRICT EAST-  
309 PM EDT MON MAY 21 2018  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY MCLDY MCLDY PCLDY  
TEMP (24H TREND) 60-65 (-1) 76-81 (-3) 60-65 80-85  
RH % (24H TREND) 93-98 (+3) 58-63 (+4) 95-100 48-53  
20FT WIND-AM(MPH) LGT/VAR LGT/VAR  
20FT WIND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 70 40 20  
PRECIP DURATION 1 3 1 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 PM  
PRECIP AMOUNT 0.04 0.34 0.09 0.02  
LAL 3 4 4 2  
LASI/HAINES 3 3  
MIXING HGT(FT-MSL) 4200 6100  
MIXING HGT(FT-AGL)* 2700 4600  
TRANSPORT WND (MPH) SW 8 NW 5  
VENT RATE (MPH-FT) 33600 30500  
DISPERSION 18 GEN POOR 19 GEN POOR  
MAX LVORI 5 5  
33FT WIND-AM(MPH) LGT/VAR LGT/VAR  
33FT WIND-PM(MPH) LGT/VAR SW 5 LGT/VAR NW 5  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S TO MID  
60S. EAST WINDS LESS THAN 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S TO MID 80S.  
NORTHEAST WINDS LESS THAN 10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S TO MID  
60S. SOUTHEAST WINDS LESS THAN 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 70S TO UPPER 80S. SOUTH WINDS  
LESS THAN 10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID  
60S. HIGHS IN THE 70S TO MID 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID 60S.  
HIGHS IN THE 70S TO LOWER 80S. SOUTHEAST WINDS LESS THAN 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER  
60S. HIGHS IN THE 70S TO LOWER 80S. EAST WINDS LESS THAN 10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
TNZ012>014-035>037-067>069-071-073-086-222015-  
EAST TENNESSEE DISTRICT WEST-  
309 PM EDT MON MAY 21 2018  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY MCLDY PCLDY PCLDY  
TEMP (24H TREND) 62-67 (-1) 76-81 (-3) 61-66 81-86  
RH % (24H TREND) 91-96 (+6) 61-66 (+9) 95-100 47-52  
20FT WIND-AM(MPH) LGT/VAR LGT/VAR  
20FT WIND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 20 70 40 20  
PRECIP DURATION 1 3 1 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 PM  
PRECIP AMOUNT 0.02 0.32 0.06 0.02  
LAL 3 4 4 3  
LASI/HAINES 3 4  
MIXING HGT(FT-MSL) 4200 6100  
MIXING HGT(FT-AGL)* 2900 4800  
TRANSPORT WND (MPH) SW 8 N 5  
VENT RATE (MPH-FT) 33600 30500  
DISPERSION 22 FAIR 20 GEN POOR  
MAX LVORI 4 5  
33FT WIND-AM(MPH) SW 5 LGT/VAR  
33FT WIND-PM(MPH) LGT/VAR SW 5 LGT/VAR N 5  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S.  
NORTHEAST WINDS LESS THAN 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE 70S TO UPPER 80S.  
NORTHEAST WINDS LESS THAN 10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE 60S. SOUTHEAST WINDS  
LESS THAN 10 MPH EARLY IN THE EVENING BECOMING LIGHT.    
FRIDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS IN THE 70S TO UPPER 80S. SOUTH WINDS LESS THAN 10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID  
60S. HIGHS IN THE MID 70S TO UPPER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID 60S.  
HIGHS IN THE 70S TO MID 80S. EAST WINDS LESS THAN 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID 60S.  
HIGHS IN THE MID 70S TO LOWER 80S. EAST WINDS LESS THAN 10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
TNZ077-079>085-097>101-222015-  
CUMBERLAND DISTRICT SOUTH-  
309 PM EDT MON MAY 21 2018 /209 PM CDT MON MAY 21 2018/  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
TEMP (24H TREND) 62-67 (-1) 76-81 (-3) 62-67 81-86  
RH % (24H TREND) 92-97 (+6) 64-69 (+13) 94-99 51-56  
20FT WIND-AM(MPH) LGT/VAR LGT/VAR  
20FT WIND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 20 60 50 30  
PRECIP DURATION 1 2 1 1  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 PM  
PRECIP AMOUNT 0.03 0.33 0.10 0.03  
LAL 2 4 4 3  
LASI/HAINES 3 4  
MIXING HGT(FT-MSL) 4200 6100  
MIXING HGT(FT-AGL)* 3000 5000  
TRANSPORT WND (MPH) S 9 NE 6  
VENT RATE (MPH-FT) 37800 36600  
DISPERSION 24 FAIR 23 FAIR  
MAX LVORI 4 4  
33FT WIND-AM(MPH) S 5 LGT/VAR  
33FT WIND-PM(MPH) LGT/VAR S 5 LGT/VAR LGT/VAR  
 
REMARKS...NONE.  
   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE 60S. NORTHEAST WINDS  
LESS THAN 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE 80S. NORTHEAST WINDS LESS THAN  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE 60S. SOUTHEAST WINDS  
LESS THAN 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS IN THE 70S TO UPPER 80S. SOUTH WINDS LESS THAN 10 MPH.    
SATURDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID  
60S. HIGHS IN THE UPPER 70S TO MID 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID 60S.  
HIGHS IN THE MID 70S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID 60S.  
HIGHS IN THE MID 70S TO LOWER 80S. SOUTHEAST WINDS LESS THAN  
10 MPH.  
 
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR  
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.  
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.  
 

 
 
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