942  
FNUS74 KMEG 232130  
FWSMEG  
 
SPOT FORECAST FOR TB IU29...USFS  
NATIONAL WEATHER SERVICE MEMPHIS TN  
430 PM CDT TUE APR 23 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 1700 CDT ON APRIL 23.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
BREEZY SOUTH/SOUTHWEST WINDS ARE EXPECTED FOR THE REST OF THE  
DAYLIGHT HOURS AS THE PRESSURE GRADIENT AHEAD OF A COLD FRONT  
REMAINS TIGHT. WINDS SHOULD DIMINISH OVERNIGHT AND GRADUALLY SHIFT  
TO THE NORTH BY TOMORROW MORNING. A FEW SHOWERS CANNOT BE RULED  
OUT DURING THE FRONTAL PASSAGE OVERNIGHT, BUT THE CHANCE OF RAIN  
IS GENERALLY LESS THAN 10% WITH LITTLE TO NO LIGHTNING POTENTIAL.  
A BETTER CHANCE OF WETTING RAIN RETURNS ON THURSDAY.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 74.  
MIN HUMIDITY........34 PERCENT.  
DEWPOINT............45.  
WIND (20 FT)........SOUTH WINDS AROUND 10 MPH.  
MIXING HEIGHT.......3600 FT AGL.  
MIXING HEIGHT (MSL).3600 FT MSL.  
MIXING HEIGHT (M)...1097 METERS AGL.  
TRANSPORT WINDS.....SOUTH AROUND 17 MPH.  
TRANSPORT WINDS M/S.SOUTH AROUND 8 METERS/SECOND.  
SMOKE DISPERSAL.....POOR (8600 KNOT-FT).  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 5PM  
SKY (%).........1  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0  
CHC OF PCPN (%).0  
TEMP............74  
DEWPOINT........45  
RH..............35  
20 FT WIND DIR..S  
20 FT WIND SPD..10  
20 FT WIND GUST.14  
MIX HGT (KFT)...3.6  
MX HT MSL (KFT).3.6  
MIX HGT (KM)....1.1  
TRANSP WIND DIR.S  
TRANSP WIND SPD.17  
TRANS WIND DIR..S  
TRANS SPD (M/S).8  
VRATE KT-FT/1K..9  
VENTRATE CAT....PR  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 54.  
MAX HUMIDITY........80 PERCENT.  
DEWPOINT............47.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 9 MPH.  
MIXING HEIGHT.......400 FT AGL.  
MIXING HEIGHT (MSL).400-1100 FT MSL.  
MIXING HEIGHT (M)...122-335 METERS AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 14 MPH.  
TRANSPORT WINDS M/S.SOUTHWEST 4 TO 6 METERS/SECOND.  
SMOKE DISPERSAL.....POOR (600 KNOT-FT).  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........1 0 3 3 0 5 14 3 13 32 50 50  
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............72 69 65 60 58 56 56 55 54 56 56 56  
DEWPOINT........46 48 47 48 47 47 48 48 48 48 49 49  
RH..............39 47 52 64 67 72 74 77 80 74 77 77  
20 FT WIND DIR..S S S SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..9 7 7 6 6 6 6 6 6 7 7 7  
20 FT WIND GUST.13 10 10 7 7 7 7 7 7 10 10 10  
MIX HGT (KFT)...1.1 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).1.1 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)....0.3 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.S S S SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.14 12 10 10 10 10 12 10 10 12 10 13  
TRANS WIND DIR..S S S SW SW SW SW SW SW SW SW SW  
TRANS SPD (M/S).6 5 4 4 4 4 5 4 4 5 4 6  
VRATE KT-FT/1K..2 1 1 1 1 1 1 1 1 1 1 1  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).  
CWR.................10 PERCENT.  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........55 PERCENT.  
DEWPOINT............51 INCREASING TO 59.  
WIND (20 FT)........WEST WINDS 6 TO 7 MPH SHIFTING TO THE NORTHWEST  
5 TO 6 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3200 FT AGL.  
MIXING HEIGHT (MSL).400-3200 FT MSL.  
MIXING HEIGHT (M)...122-975 METERS AGL.  
TRANSPORT WINDS.....WEST 8 TO 12 MPH SHIFTING TO THE NORTHWEST 6 TO  
8 MPH LATE IN THE AFTERNOON.  
TRANSPORT WINDS M/S.WEST AROUND 5 METERS/SECOND SHIFTING TO THE  
NORTHWEST 3 TO 4 METERS/SECOND LATE IN THE  
AFTERNOON.  
SMOKE DISPERSAL.....POOR (500 KNOT-FT).  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........54 57 57 57  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 10 10 10  
CHC OF PCPN (%).0 10 10 10  
TEMP............56 63 71 74  
DEWPOINT........50 55 59 59  
RH..............80 75 66 59  
20 FT WIND......SW 6G7 W 6G10 NW 6G8 N 5G8  
MIX HGT (FT)....400 1000 2700 3000  
MX HT MSL (FT)..400 1000 2700 3000  
MIX HGT (M).....120 300 820 910  
TRANSPORT WIND..W 12 W 10 NW 8 NW 6  
TRAN WIND (M/S).W 5 W 4 NW 4 NW 3  
VRATE KT-FT/1K..1 1 3 2  
VENTRATE CAT....POOR POOR POOR POOR  
 

 
FORECASTER...DIRKES  
REQUESTED BY...JOHN TOWNSEND  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2411913.1/MEG  
.DELDT 04/23/24  
.FORMATTERVERSION 2.0.0  
.EMAIL JOHN.TOWNSEND@USDA.GOV  
 
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