681  
FNUS74 KMEG 120927  
FWSMEG  
 
SPOT FORECAST FOR HS 43-1/2...USFS  
NATIONAL WEATHER SERVICE MEMPHIS TN  
427 AM CDT WED MAR 12 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0500 CDT ON MARCH 12.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
NO FOG IS EXPECTED TO DEVELOP THIS MORNING. DRY WEATHER WILL  
CONTINUE ACROSS THE REGION TODAY. AFTERNOON RH LEVELS WILL BE  
BETWEEN 25 TO 30 PERCENT OVER EASTERN SECTIONS OF THE MID-SOUTH  
AND AROUND 35 PERCENT ELSEWHERE. ISOLATED SHOWERS AND  
THUNDERSTORMS ARE FORECAST TONIGHT INTO THURSDAY MORNING. BETTER  
WETTING RAIN CHANCES WILL ARRIVE FOR FRIDAY AND SATURDAY.  
 
   
REST OF TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-5 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....AROUND 50.  
MAX HUMIDITY........71 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 13 MPH.  
SMOKE DISPERSAL.....POOR (800 KNOT-FT).  
 
TIME (CDT) 5AM  
SKY (%).........2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0  
CHC OF PCPN (%).0  
CHC OF THDR (%).0  
TEMP............51  
RH..............68  
20 FT WIND DIR..SW  
20 FT WIND SPD..3  
20 FT WIND GUST.11  
MIX HGT (KFT)...0.4  
TRANSP WIND DIR.SW  
TRANSP WIND SPD.13  
VRATE KT-FT/1K..1  
VENTRATE CAT....PR  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 8 MPH EARLY  
IN THE MORNING.  
MIXING HEIGHT.......3800 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 12 TO 21 MPH.  
SMOKE DISPERSAL.....POOR (700 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 2 3 1 4 2 2 2 2 3 4 1  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............50 51 52 58 63 67 71 73 76 78 78 77  
RH..............71 66 66 59 52 47 41 40 36 33 33 35  
20 FT WIND DIR..S S S SW S SW SW S S S S S  
20 FT WIND SPD..3 3 5 5 6 7 7 8 8 8 8 7  
20 FT WIND GUST.11 10 12 12 13 14 14 14 14 14 14 14  
MIX HGT (KFT)...0.5 0.5 0.5 1.2 1.3 1.9 2.5 3.1 3.3 3.7 3.8 3.7  
TRANSP WIND DIR.SW SW SW SW SW S S S S SW S S  
TRANSP WIND SPD.12 13 13 16 14 15 16 17 18 21 21 21  
VRATE KT-FT/1K..1 1 1 3 2 4 6 7 8 10 11 10  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
SHOWERS OVERNIGHT. CHANCE OF SHOWERS AFTER 3  
AM.  
CWR.................10 PERCENT INCREASING TO 50 PERCENT.  
CHANCE OF PCPN......50 PERCENT.  
CHANCE OF THUNDER...10 PERCENT.  
MIN TEMPERATURE.....AROUND 58.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT, THEN BECOMING SOUTH AROUND 5  
MPH AFTER 3 AM BECOMING LIGHT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTH 12 TO 17 MPH.  
SMOKE DISPERSAL.....POOR (900 KNOT-FT).  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 3 14 53 66 84 91 91 89 90 93 83  
WEATHER COV..... SCH SCH SCH CHC CHC  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........  
CWR.............0 0 0 0 0 10 10 20 20 20 40 50  
CHC OF PCPN (%).0 0 0 0 0 10 10 20 20 20 40 50  
CHC OF THDR (%).0 0 0 0 0 10 10 10 10 10 10 10  
TEMP............76 71 70 65 63 62 61 61 61 60 60 60  
RH..............34 49 51 60 67 70 72 72 72 78 78 81  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..6 5 5 5 3 3 3 3 3 3 5 3  
20 FT WIND GUST.13 11 11 12 11 11 11 11 11 11 10 10  
MIX HGT (KFT)...1.8 0.6 0.5 0.6 0.6 0.6 0.7 0.8 0.7 0.8 0.8 0.7  
TRANSP WIND DIR.S S S S S S S SW S SW S S  
TRANSP WIND SPD.17 13 13 14 13 12 13 15 15 16 15 13  
VRATE KT-FT/1K..4 1 1 1 1 1 1 2 1 2 2 1  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING  
MOSTLY SUNNY (35-45 PERCENT). CHANCE OF  
THUNDERSTORMS IN THE MORNING. RAIN SHOWERS  
LIKELY THROUGH THE DAY. SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.  
CWR.................40 PERCENT INCREASING TO 60 PERCENT IN THE  
MORNING, THEN DECREASING TO 20 PERCENT IN THE  
AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
CHANCE OF THUNDER...26 PERCENT.  
MAX TEMPERATURE.....AROUND 74.  
MIN HUMIDITY........53 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE  
LATE MORNING AND EARLY AFTERNOON, THEN BECOMING  
LIGHT LATE IN THE AFTERNOON. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE LATE MORNING AND EARLY  
AFTERNOON.  
MIXING HEIGHT.......3600 FT AGL.  
TRANSPORT WINDS.....SOUTH 8 TO 12 MPH.  
SMOKE DISPERSAL.....POOR (900 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........80 66 68 62 82 72 65 57 49 40 32 28  
WEATHER COV.....CHC LKY LKY LKY LKY LKY LKY SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC SCH SCH SCH SCH SCH SCH  
CWR.............40 60 60 60 60 60 60 20 20 20 20 20  
CHC OF PCPN (%).40 60 60 60 60 60 60 20 20 20 20 20  
CHC OF THDR (%).10 30 30 30 20 20 20 20 20 20 10 10  
TEMP............59 58 59 60 62 65 68 71 72 73 74 72  
RH..............83 90 87 87 84 78 69 61 59 56 53 56  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..3 3 3 3 5 5 5 5 5 3 3 2  
20 FT WIND GUST.10 10 10 10 10 10 10 10 10 10 10 8  
MIX HGT (KFT)...0.7 0.7 0.8 1.0 1.4 1.9 2.9 3.3 3.6 3.4 3.3 2.4  
TRANSP WIND DIR.S S S S S S SW SW S S S S  
TRANSP WIND SPD.10 10 12 12 12 10 10 9 9 9 9 8  
VRATE KT-FT/1K..1 1 1 2 2 3 4 4 5 4 4 3  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
 

 
FORECASTER...SNIEZAK  
REQUESTED BY...GOYINGS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2506054.0/MEG  
.DELDT 03/12/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JEFFREY.GOYINGS@USDA.GOV  
 
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