118  
FNUS74 KSHV 091842  
FWSSHV  
 
SPOT FORECAST FOR HARVEY...USFS  
NATIONAL WEATHER SERVICE SHREVEPORT LA  
142 PM CDT TUE AUG 9 2022  
 
FORECAST IS BASED ON FORECAST START TIME OF 1400 CDT ON AUGUST 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (318) 631-3669 EXT. 241, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
MINIMUM RH VALUES WILL REMAIN NEAR 50 PERCENT WITH LIGHT SOUTHERLY  
WINDS. THE CHANCE OF SCATTERED SHOWERS AND THUNDERSTORMS WILL  
INCREASE BY THE LATE EVENING/SUNSET HOURS WITH MIXING HEIGHTS  
MOSTLY ABOVE 4,500 FEET UNTIL THEN.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE  
AFTERNOON, THEN CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE AFTERNOON.  
CWR.................20 PERCENT INCREASING TO 40 PERCENT LATE IN THE  
AFTERNOON.  
TEMPERATURE.........92 AT FORECAST START...MAX 96.  
RH..................56 PERCENT AT FORECAST START...MIN 54 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WINDS SOUTH AT 6 MPH AT FORECAST  
START...OTHERWISE SOUTH WINDS AROUND 6 MPH.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS.  
MIXING HEIGHT.......4200 FT AGL AT FORECAST START...OTHERWISE 4700  
FT AGL.  
TRANSPORT WINDS.....SOUTH 2 TO 5 MPH.  
TRANSPORT WINDS M/S.SOUTH 1 TO 2 METERS/SECOND.  
 
TIME (CDT) 2PM 3PM 4PM 5PM  
SKY (%).........42 48 39 48  
WEATHER COV.....SCH SCH CHC CHC  
WEATHER TYPE....RW RW RW RW  
TSTM COV........SCH SCH CHC CHC  
CWR.............20 20 40 40  
TEMP............92 91 92 91  
RH..............56 56 54 56  
20 FT WIND DIR..S S SE S  
20 FT WIND SPD..6 5 7 5  
20 FT WIND GUST.11 10 11 12  
MIX HGT (KFT)...4.2 4.3 4.7 4.1  
TRANSP WIND DIR.S S SE SE  
TRANSP WIND SPD.2 2 3 5  
TRANS WIND DIR..S S SE SE  
TRANS SPD (M/S).1 1 1 2  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (55-65 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
LATE IN THE EVENING.  
CWR.................40 PERCENT DECREASING TO 10 PERCENT.  
TEMPERATURE.........MIN 75.  
RH..................MAX 97 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE EVENING.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 12 MPH.  
TRANSPORT WINDS M/S.SOUTH 1 TO 5 METERS/SECOND.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........45 66 68 67 56 65 52 50 52 53 67 66  
WEATHER COV.....CHC CHC CHC CHC SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW RW RW  
TSTM COV........CHC CHC CHC CHC SCH SCH SCH  
CWR.............40 30 30 30 20 20 20 10 10 10 10 10  
TEMP............90 85 82 81 79 77 77 76 76 76 76 76  
RH..............60 70 79 82 88 97 94 97 97 94 94 94  
20 FT WIND DIR..S SE SE SE S S S S S S S SW  
20 FT WIND SPD..5 5 5 4 4 4 2 2 2 2 2 2  
20 FT WIND GUST.12 14 12 10 10 10 8 6 6 6 6 6  
MIX HGT (KFT)...4.0 1.6 1.2 0.9 0.8 0.6 0.6 0.9 0.7 0.7 0.6 0.7  
TRANSP WIND DIR.SE S S S S S S S S S S S  
TRANSP WIND SPD.5 12 10 8 7 3 7 7 7 8 5 5  
TRANS WIND DIR..SE S S S S S S S S S S S  
TRANS SPD (M/S).2 5 4 4 3 1 3 3 3 4 2 2  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). CHANCE OF SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING. SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 60 PERCENT.  
TEMPERATURE.........MAX 93.  
RH..................MIN 60 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS.  
MIXING HEIGHT.......2600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 3 TO 10 MPH SHIFTING TO THE WEST 2 TO  
9 MPH LATE IN THE MORNING, THEN SHIFTING TO THE  
NORTH AROUND 5 MPH EARLY IN THE AFTERNOON  
SHIFTING TO THE WEST 2 TO 7 MPH LATE IN THE  
AFTERNOON.  
TRANSPORT WINDS M/S.WEST 1 TO 4 METERS/SECOND SHIFTING TO THE NORTH  
AROUND 2 METERS/SECOND EARLY IN THE AFTERNOON,  
THEN SHIFTING TO THE WEST 1 TO 3 METERS/SECOND  
LATE IN THE AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........63 63 44 50 50 55 64 44 48 56 60 61  
WEATHER COV..... CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC  
CWR.............10 30 30 30 30 30 30 60 60 60 60 60  
TEMP............75 75 77 79 82 83 85 87 88 89 90 88  
RH..............97 97 97 94 88 82 77 68 65 62 60 63  
20 FT WIND DIR..S W S SW W W W W W N N NE  
20 FT WIND SPD..2 2 2 2 3 3 3 3 3 4 4 4  
20 FT WIND GUST.5 5 6 7 7 7 8 8 8 8 8 8  
MIX HGT (KFT)...0.6 0.8 1.0 1.2 1.5 1.6 1.9 2.2 2.2 2.4 2.6 2.3  
TRANSP WIND DIR.S SW SW W W W W N W W W SW  
TRANSP WIND SPD.3 6 10 9 6 2 2 5 2 3 7 7  
TRANS WIND DIR..S SW SW W W W W N W W W SW  
TRANS SPD (M/S).1 3 4 4 3 1 1 2 1 1 3 3  
 

 
FORECASTER...ACASSEL  
REQUESTED BY...JONATHAN NASH  
TYPE OF REQUEST...WILDFIRE  
.TAG 2216454.0/SHV  
.DELDT 08/09/22  
.FORMATTERVERSION 1.0.26  
.EMAIL TXTIC@FIRENET.GOV  
 
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