696  
FNUS52 KCAE 171900  
FWFCAE  
 
FIRE WEATHER PLANNING FORECAST FOR CENTRAL SOUTH CAROLINA  
AND EAST CENTRAL GEORGIA  
NATIONAL WEATHER SERVICE COLUMBIA SC  
300 PM EDT THU AUG 17 2017  
   
DISCUSSION
 
ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS,  
MAINLY IN THE AFTERNOON AND EVENING, WILL BE POSSIBLE ACROSS THE  
REGION THROUGH SATURDAY, WITH A PERSISTENT SURFACE TROUGH OF LOW  
PRESSURE PRESENT. HIGH ATMOSPHERIC MOISTURE MAY RESULT IN LOCALLY  
HEAVY RAIN.  
 
A WEAK PRESSURE GRADIENT WILL CONTINUE TO SUPPORT POOR DISPERSION  
TONIGHT AND FRIDAY NIGHT DURING THE LATE EVENING TO EARLY MORNING  
HOURS. ANOTHER WARM NIGHT IS EXPECTED TONIGHT, AND ANY FOG WHICH  
FORMS DURING THE EARLY MORNING HOURS WILL BE MAINLY CONFINED TO A  
FEW LOCATIONS NEAR BODIES OF WATER.  
 
SURFACE WINDS FRIDAY WILL BE FROM THE WEST-SOUTHWEST LESS THAN  
5 MPH AFTER DAYBREAK, THEN INCREASE TO 5 TO 10 MPH BY AFTERNOON.  
TRANSPORT WINDS WILL BE SIMILAR IN DIRECTION WITH SPEEDS OF 10 TO  
15 MPH FOR THE AFTERNOON. RELATIVE HUMIDITIES WILL DROP INTO THE  
40 TO 45 PERCENT RANGE.  
 
 
GAZ040-063-064-SCZ018-025-181045-  
LINCOLN-MCDUFFIE-COLUMBIA-MCCORMICK-EDGEFIELD-  
INCLUDING THE CITIES OF LINCOLNTON, THOMSON, MARTINEZ, EVANS,  
MCCORMICK, EDGEFIELD, AND JOHNSTON  
300 PM EDT THU AUG 17 2017  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP CHANCE (%) 30 40 40 30  
MIN/MAX TEMP 76 96 74 94  
20FT WIND/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
20FT WIND/LATE(MPH) LGT/VAR W 6 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION 0 0 0 0  
PRECIP BEGIN 6 PM 11 AM CONTINUING 10 AM  
PRECIP END 10 PM CONTINUING 3 AM CONTINUING  
MAX/MIN HUMIDITY % 91 44 96 39  
DSI 3 3  
LAL 2 4 4 4  
HAINES INDEX 4 4 4 4  
MIXING HGT(FT-AGL/MSL) 5400 6300  
TRANSPORT WND (MPH) W 14 NW 6  
VENT RATE (MPH-FT) 75600 37800  
ADI EARLY 32 FAIR 34 FAIR 53 GEN GOOD 22 FAIR  
ADI LATE 3 VERY POOR 53 GEN GOOD 4 VERY POOR 28 FAIR  
MAX LVORI EARLY 3 6 4 6  
MAX LVORI LATE 5 1 6 2  
DISPERSION 9PM-8AM/PO 9PM-9AM/PO  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF THUNDERSTORMS. LOWS IN THE  
LOWER 70S. HIGHS IN THE MID 90S. MINIMUM RH 44 PERCENT. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
52 PERCENT. SOUTH WINDS AROUND 5 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
52 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 90S. MINIMUM  
RH 48 PERCENT. WEST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
49 PERCENT. NORTHWEST WINDS AROUND 5 MPH.  
 

 
 
SCZ020-021-026-181045-  
NEWBERRY-FAIRFIELD-SALUDA-  
INCLUDING THE CITIES OF NEWBERRY, WINNSBORO, WINNSBORO MILLS,  
SALUDA, AND RIDGE SPRING  
300 PM EDT THU AUG 17 2017  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP CHANCE (%) 30 40 40 30  
MIN/MAX TEMP 76 96 74 94  
20FT WIND/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
20FT WIND/LATE(MPH) LGT/VAR SW 7 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION 0 0 0 0  
PRECIP BEGIN 6 PM 11 AM CONTINUING CONTINUING  
PRECIP END 12 AM CONTINUING CONTINUING CONTINUING  
MAX/MIN HUMIDITY % 92 42 95 39  
DSI 3 3  
LAL 4 4 4 4  
HAINES INDEX 4 5 4 4  
MIXING HGT(FT-AGL/MSL) 5900 6400  
TRANSPORT WND (MPH) SW 13 NW 6  
VENT RATE (MPH-FT) 76700 38400  
ADI EARLY 33 FAIR 36 FAIR 50 GEN GOOD 26 FAIR  
ADI LATE 3 VERY POOR 54 GEN GOOD 5 VERY POOR 30 FAIR  
MAX LVORI EARLY 4 6 4 6  
MAX LVORI LATE 6 1 6 2  
DISPERSION 9PM-8AM/PO 9PM-9AM/PO  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 70S. HIGHS IN THE MID  
90S. MINIMUM RH 43 PERCENT. SOUTH WINDS AROUND 5 MPH.    
MONDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
49 PERCENT. SOUTH WINDS AROUND 5 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
49 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 90S.  
MINIMUM RH 45 PERCENT. WEST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
47 PERCENT. NORTHWEST WINDS AROUND 5 MPH.  
 

 
 
GAZ065-077-SCZ030-035-041-181045-  
RICHMOND-BURKE-AIKEN-BARNWELL-BAMBERG-  
INCLUDING THE CITIES OF HEPHZIBAH, WAYNESBORO, AIKEN,  
NORTH AUGUSTA, BARNWELL, WILLISTON, BLACKVILLE, BAMBERG,  
AND DENMARK  
300 PM EDT THU AUG 17 2017  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP CHANCE (%) 30 30 30 40  
MIN/MAX TEMP 76 96 75 94  
20FT WIND/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
20FT WIND/LATE(MPH) LGT/VAR W 6 LGT/VAR SW 5  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION 0 0 0 0  
PRECIP BEGIN 6 PM 9 AM CONTINUING CONTINUING  
PRECIP END 10 PM CONTINUING CONTINUING CONTINUING  
MAX/MIN HUMIDITY % 94 44 98 44  
DSI 3 3  
LAL 2 4 4 4  
HAINES INDEX 4 4 4 4  
MIXING HGT(FT-AGL/MSL) 5400 5900  
TRANSPORT WND (MPH) W 13 W 9  
VENT RATE (MPH-FT) 70200 53100  
ADI EARLY 31 FAIR 32 FAIR 44 GEN GOOD 25 FAIR  
ADI LATE 3 VERY POOR 53 GEN GOOD 4 VERY POOR 41 GEN GOOD  
MAX LVORI EARLY 4 6 4 7  
MAX LVORI LATE 6 1 6 2  
DISPERSION 9PM-8AM/PO 9PM-9AM/PO  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE MID 90S. MINIMUM RH 48 PERCENT.  
SOUTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
51 PERCENT. SOUTH WINDS AROUND 5 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
51 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 90S. MINIMUM  
RH 48 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
50 PERCENT. WEST WINDS AROUND 5 MPH.  
 

 
 
SCZ015-016-022-029-181045-  
LANCASTER-CHESTERFIELD-KERSHAW-LEE-  
INCLUDING THE CITIES OF LANCASTER, ELGIN, LANCASTER MILL, CHERAW,  
PAGELAND, CAMDEN, LUGOFF, AND BISHOPVILLE  
300 PM EDT THU AUG 17 2017  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP CHANCE (%) 40 40 40 40  
MIN/MAX TEMP 75 97 75 93  
20FT WIND/EARLY(MPH) LGT/VAR LGT/VAR SW 5 LGT/VAR  
20FT WIND/LATE(MPH) LGT/VAR SW 7 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION 0 0 0 0  
PRECIP BEGIN 6 PM 11 AM CONTINUING CONTINUING  
PRECIP END 1 AM CONTINUING CONTINUING CONTINUING  
MAX/MIN HUMIDITY % 98 42 97 44  
DSI 3 2  
LAL 4 4 4 4  
HAINES INDEX 4 4 4 4  
MIXING HGT(FT-AGL/MSL) 6100 6400  
TRANSPORT WND (MPH) SW 12 NW 8  
VENT RATE (MPH-FT) 73200 51200  
ADI EARLY 32 FAIR 29 FAIR 45 GEN GOOD 22 FAIR  
ADI LATE 4 VERY POOR 46 GEN GOOD 5 VERY POOR 36 FAIR  
MAX LVORI EARLY 4 7 4 6  
MAX LVORI LATE 6 1 6 2  
DISPERSION 9PM-8AM/PO 9PM-9AM/PO  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
47 PERCENT. SOUTH WINDS AROUND 5 MPH.    
MONDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
51 PERCENT. SOUTH WINDS AROUND 5 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
51 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S.  
MINIMUM RH 48 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
50 PERCENT. NORTH WINDS AROUND 5 MPH.  
 

 
 
SCZ027-028-031-036>038-181045-  
LEXINGTON-RICHLAND-SUMTER-ORANGEBURG-CALHOUN-CLARENDON-  
INCLUDING THE CITIES OF SEVEN OAKS, WEST COLUMBIA, CAYCE,  
LEXINGTON, RED BANK, OAK GROVE, COLUMBIA, SUMTER, ORANGEBURG,  
BROOKDALE, ST. MATTHEWS, MANNING, AND SUMMERTON  
300 PM EDT THU AUG 17 2017  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP CHANCE (%) 40 30 40 50  
MIN/MAX TEMP 76 96 76 94  
20FT WIND/EARLY(MPH) LGT/VAR LGT/VAR SW 5 LGT/VAR  
20FT WIND/LATE(MPH) LGT/VAR SW 7 LGT/VAR SW 5  
PRECIP AMOUNT 0.00 0.00 0.00 0.13  
PRECIP DURATION 0 0 0 2  
PRECIP BEGIN 6 PM 9 AM CONTINUING CONTINUING  
PRECIP END 10 PM CONTINUING CONTINUING CONTINUING  
MAX/MIN HUMIDITY % 96 43 97 44  
DSI 3 3  
LAL 4 4 4 4  
HAINES INDEX 4 4 4 4  
MIXING HGT(FT-AGL/MSL) 5900 6200  
TRANSPORT WND (MPH) SW 13 W 8  
VENT RATE (MPH-FT) 76700 49600  
ADI EARLY 32 FAIR 34 FAIR 46 GEN GOOD 18 GEN POOR  
ADI LATE 4 VERY POOR 54 GEN GOOD 5 VERY POOR 41 GEN GOOD  
MAX LVORI EARLY 4 7 4 6  
MAX LVORI LATE 6 1 6 2  
DISPERSION 9PM-8AM/PO 9PM-9AM/PO  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE MID 90S. MINIMUM RH 50 PERCENT.  
SOUTH WINDS AROUND 5 MPH.    
MONDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
53 PERCENT. SOUTH WINDS AROUND 5 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
53 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S.  
MINIMUM RH 49 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S. MINIMUM RH  
51 PERCENT. NORTHWEST WINDS AROUND 5 MPH.  
 

 
   
OUTLOOK 8 TO 14 DAYS
 
 
TEMPERATURES BELOW NORMAL. PRECIPITATION NEAR NORMAL.  
 

 
 
ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
 
1-6..... VERY POOR  
7-12.... POOR  
13-20... GENERALLY POOR  
21-40... FAIR  
41-60... GENERALLY GOOD  
61-100.. GOOD  
>100.... VERY GOOD  
 
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
LVORI RANGES FROM 1 TO 10 WHERE 1 REPRESENTS THE LOWEST RISK  
AND 10 REPRESENTS THE HIGHEST RISK  
 

 
ACM  
 
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