506  
FNUS74 KMEG 090948  
FWSMEG  
 
SPOT FORECAST FOR 108-1 BURN BLOCK...US FOREST SERVICE  
NATIONAL WEATHER SERVICE MEMPHIS TN  
448 AM CDT THU APR 9 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0500 CDT ON APRIL 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
STRONG SURFACE HEATING UNDER CLEAR SKIES WILL RESULT IN HIGH  
CONFIDENCE FOR GOOD DISPERSION AND FAVORABLE MIXING HEIGHTS  
THROUGH EARLY AFTERNOON. SOUTHERLY TRANSPORT WINDS WILL BE IN THE  
5 TO 8 M/S RANGE THROUGH EARLY AFTERNOON AND SHIFT TO THE SOUTH  
AND WEAKEN TO AROUND 4 M/S BY LATE AFTERNOON. MINIMUM RH WILL  
HOVER AROUND 30 PERCENT THIS AFTERNOON, WITH A MEDIUM CHANCE  
(30-50%) OF FALLING BELOW 30 PERCENT BY LATE AFTERNOON.  
 
CHANCES FOR FOG TONIGHT REMAIN VERY LOW (LESS THAN 5%).  
 
   
REST OF TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 52.  
MAX HUMIDITY........69 PERCENT.  
DEWPOINT............42.  
WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH.  
MIXING HEIGHT.......500 FT AGL.  
MIXING HEIGHT (MSL).500 FT MSL.  
MIXING HEIGHT (M)...152 METERS AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST AROUND 7 METERS/SECOND.  
SMOKE DISPERSAL.....POOR (1000 KNOT-FT).  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 5AM  
SKY (%).........3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0  
CHC OF PCPN (%).0  
TEMP............53  
DEWPOINT........42  
RH..............66  
20 FT WIND DIR..SE  
20 FT WIND SPD..5  
20 FT WIND GUST.11  
MIX HGT (KFT)...0.5  
MX HT MSL (KFT).0.5  
MIX HGT (KM)....0.2  
TRANSP WIND DIR.SE  
TRANSP WIND SPD.15  
TRANS WIND DIR..SE  
TRANS SPD (M/S).7  
VRATE KT-FT/1K..1  
VENTRATE CAT....PR  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 78.  
MIN HUMIDITY........31 PERCENT.  
DEWPOINT............43 INCREASING TO 45 LATE IN THE AFTERNOON.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......5800 FT AGL.  
MIXING HEIGHT (MSL).500-5800 FT MSL.  
MIXING HEIGHT (M)...152-1768 METERS AGL.  
TRANSPORT WINDS.....SOUTH 12 TO 18 MPH SHIFTING TO THE SOUTHEAST 8  
TO 10 MPH IN THE AFTERNOON.  
TRANSPORT WINDS M/S.SOUTHEAST 4 TO 7 METERS/SECOND SHIFTING TO THE  
SOUTH 5 TO 8 METERS/SECOND LATE IN THE MORNING,  
THEN SHIFTING TO THE SOUTHEAST AROUND 4  
METERS/SECOND IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1000 KNOT-FT).  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 3 2 2 2 2 1 2 2 5 4 2  
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  
TEMP............52 52 55 58 64 69 72 74 76 77 78 78  
DEWPOINT........42 41 42 42 42 43 43 45 45 46 45 45  
RH..............69 66 61 55 45 39 35 35 33 33 31 31  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..5 5 5 5 6 6 5 5 5 5 5 5  
20 FT WIND GUST.11 12 12 12 13 12 12 11 11 10 10 10  
MIX HGT (KFT)...0.5 0.5 0.8 1.4 1.9 2.5 3.2 4.5 5.4 5.7 5.8 5.5  
MX HT MSL (KFT).0.5 0.5 0.8 1.4 1.9 2.5 3.2 4.5 5.4 5.7 5.8 5.5  
MIX HGT (KM)....0.2 0.2 0.2 0.4 0.6 0.8 1.0 1.4 1.6 1.7 1.8 1.7  
TRANSP WIND DIR.SE SE SE S S S S S SE SE SE SE  
TRANSP WIND SPD.15 15 15 18 16 14 12 8 8 9 9 10  
TRANS WIND DIR..SE SE SE S S S S S SE SE SE SE  
TRANS SPD (M/S).7 7 7 8 7 6 5 4 4 4 4 4  
VRATE KT-FT/1K..1 1 2 4 4 5 5 5 6 7 7 8  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 53.  
MAX HUMIDITY........77 PERCENT.  
DEWPOINT............46.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
MIXING HEIGHT (MSL).400-4000 FT MSL.  
MIXING HEIGHT (M)...122-1219 METERS AGL.  
TRANSPORT WINDS.....SOUTH 8 TO 12 MPH.  
TRANSPORT WINDS M/S.SOUTH 4 TO 5 METERS/SECOND.  
SMOKE DISPERSAL.....POOR (400 KNOT-FT).  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........0 1 1 3 4 5 3 5 5 6 14 13  
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  
TEMP............76 74 70 65 63 61 59 58 57 56 55 54  
DEWPOINT........45 46 47 47 46 46 46 45 46 45 45 46  
RH..............33 37 44 52 54 58 62 62 67 66 69 74  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..3 2 2 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.10 8 8 7 7 8 8 10 8 8 8 8  
MIX HGT (KFT)...4.0 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
MX HT MSL (KFT).4.0 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
MIX HGT (KM)....1.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.SE SE SE SE SE S S S S S S S  
TRANSP WIND SPD.10 10 9 8 8 10 12 12 12 10 10 12  
TRANS WIND DIR..SE SE SE SE SE S S S S S S S  
TRANS SPD (M/S).4 4 4 4 4 4 5 5 5 4 4 5  
VRATE KT-FT/1K..6 1 1 0 0 1 1 1 1 1 1 1  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 82.  
MIN HUMIDITY........32 PERCENT.  
DEWPOINT............48 INCREASING TO 50 LATE IN THE MORNING.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......6600 FT AGL.  
MIXING HEIGHT (MSL).400-6600 FT MSL.  
MIXING HEIGHT (M)...122-2012 METERS AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 13 MPH DECREASING TO 3 TO 5 MPH LATE  
IN THE AFTERNOON.  
TRANSPORT WINDS M/S.SOUTH 1 TO 5 METERS/SECOND INCREASING TO 2 TO 6  
METERS/SECOND IN THE LATE MORNING AND EARLY  
AFTERNOON, THEN DECREASING TO 1 TO 2  
METERS/SECOND LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (600 KNOT-FT).  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........17 20 15 19 22 27 33 38 34 30 26 24  
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  
TEMP............54 53 57 62 68 73 77 79 81 82 82 81  
DEWPOINT........46 46 47 49 50 51 51 51 50 50 49 49  
RH..............74 77 69 62 53 46 40 38 34 33 32 33  
20 FT WIND DIR..SE SE S S S S S S S S SE SE  
20 FT WIND SPD..2 2 2 2 3 3 2 2 2 2 2 2  
20 FT WIND GUST.10 10 10 10 10 10 8 8 8 7 7 7  
MIX HGT (KFT)...0.4 0.4 0.6 1.2 1.8 3.1 4.3 5.2 6.1 6.6 6.3 4.6  
MX HT MSL (KFT).0.4 0.4 0.6 1.2 1.8 3.1 4.3 5.2 6.1 6.6 6.3 4.6  
MIX HGT (KM)....0.1 0.1 0.2 0.4 0.5 0.9 1.3 1.6 1.9 2.0 1.9 1.4  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.12 10 12 13 13 9 7 5 3 3 3 5  
TRANS WIND DIR..S S S S S S S S S S S S  
TRANS SPD (M/S).5 4 5 6 6 4 3 2 1 1 1 2  
VRATE KT-FT/1K..1 1 1 2 3 4 4 3 3 3 3 3  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
 

 
FORECASTER...CHIUPPI  
REQUESTED BY...TY COBB  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2609676.0/MEG  
.DELDT 04/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TY.COBB@USDA.GOV  
 
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