930  
FNUS72 KCAE 171227  
FWSCAE  
 
SPOT FORECAST FOR FREE BABY...US FOREST SERVICE  
NATIONAL WEATHER SERVICE COLUMBIA SC  
827 AM EDT TUE SEP 17 2019  
 
FORECAST IS BASED ON FORECAST START TIME OF 0900 EDT ON SEPTEMBER 17.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
POSITIVE OR NEGATIVE FEEDBACK INCLUDING OBSERVATIONS TAKEN AT  
THE BURN SITE WOULD BE GREATLY APPRECIATED. YOU CAN USE THE SAME  
WEBPAGE WHERE YOU REQUESTED THE SPOT FORECAST FOR THIS. YOU MAY  
ALSO CALL OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS.  
   
DISCUSSION
 
HOT AND DRY CONDITIONS WILL BE ACROSS THE AREA TODAY  
ALONG WITH NORTH TO NORTHWESTERLY WINDS LESS THAN 5 MPH. MINIMUM  
RELATIVE HUMIDITY THIS AFTERNOON WILL BE AROUND 32 PERCENT WITH  
TEMPERATURES IN THE UPPER 90S. CHANGE WILL BEGIN LATE THIS  
AFTERNOON INTO THIS EVENING AS A WEAK FRONT MOVES IN THEN CROSSES  
THE AREA OVERNIGHT. THERE IS POTENTIAL FOR THUNDERSTORMS ALONG  
WITH GUSTY AND ERRATIC WINDS...HOWEVER RAINFALL AMOUNTS ARE  
EXPECTED TO BE LESS THAN ONE TENTH OF AN INCH. THE POTENTIAL FOR  
FOG TONIGHT IS LOW. DRY CONDITIONS WILL RETURN WEDNESDAY  
AFTERNOON AND CONTINUE THROUGH EARLY NEXT WEEK.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 98.  
MIN HUMIDITY........32 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......6300 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 6 TO 8 MPH.  
HAINES INDEX........4 LOW POTENTIAL.  
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........0 0 0 1 12 11 20 35 40  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 10 10 10  
TEMP............74 81 86 90 93 94 95 95 94  
RH..............79 55 45 38 34 33 32 34 36  
20 FT WIND DIR..N N N N N N N N N  
20 FT WIND DIR..340 350 000 000 010 000 000 340 340  
20 FT WIND SPD..2 2 3 3 3 3 3 3 3  
20 FT WIND GUST.7 9 9 8 8 9 9 9 9  
MIX HGT (KFT)...0.9 2.5 4.5 5.7 5.9 6.1 6.3 6.2 5.0  
TRASNP WIND DIR.N N N N NW NW NW NW NW  
TRANSP WIND SPD.7 6 7 6 7 6 8 8 8  
LAL.............1 1 1 1 1 1 1 1 1  
HAINES INDEX....5 5 5 5 4 4 4 5 5  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE LATE EVENING  
AND OVERNIGHT.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................NO TSTMS UNTIL 2200, THEN 9-15 STRIKES.  
MIN TEMPERATURE.....AROUND 72.  
MAX HUMIDITY........79 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 6 MPH OVERNIGHT.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE LATE EVENING AND  
OVERNIGHT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....EAST 6 TO 10 MPH.  
HAINES INDEX........3 VERY LOW.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........43 52 66 71 75 68  
WEATHER COV..... S CHC S CHC S CHC S CHC  
WEATHER TYPE....NONE NONE RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........ S CHC S CHC S CHC S CHC  
CHC OF PCPN (%).10 10 20 20 20 20  
TEMP............93 84 79 78 76 75  
RH..............38 59 67 71 79 76  
20 FT WIND......N 4 NE 3 NE 4 E 4 E 5 E 6  
20 FT WIND GUST.8 13 13 9 9 12  
MIX HGT (FT)....5600 300 400 300 400 500  
TRANSPORT WIND..N 6 NE 8 E 9 E 9 E 9 E 12  
LAL.............1 3 3 3 3 3  
HAINES INDEX....5 5 4 4 3 3  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................9-15 STRIKES.  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........58 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 7 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......3900 FT AGL.  
TRANSPORT WINDS.....EAST 12 TO 18 MPH.  
HAINES INDEX........3 VERY LOW POTENTIAL.  
 
TIME (EDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........67 68 72 67  
WEATHER COV.....S CHC S CHC S CHC S CHC  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC S CHC S CHC S CHC  
CHC OF PCPN (%).20 20 20 20  
TEMP............73 74 78 81  
RH..............79 82 71 58  
20 FT WIND......E 6G14 E 7G13 E 6G14 E 6G15  
MIX HGT (FT)....900 1800 3300 3800  
TRANSPORT WIND..E 14 E 18 E 14 E 13  
LAL.............3 3 3 3  
HAINES INDEX....3 3 3 3  
 

 
FORECASTER...PROUD  
REQUESTED BY...JAMES ATKINS  
TYPE OF REQUEST...WILDFIRE  
.TAG 1915597.0/CAE  
.DELDT 09/17/19  
.EMAIL JAMES.ATKINS@USDA.GOV  
 
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