175  
FNUS74 KLIX 280359  
FWSLIX  
 
SPOT FORECAST FOR DESOTO BB 525...DANIEL PATTERSON  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
1059 PM CDT SUN SEP 27 2026  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
WE CAN BE REACHED AT (985) 649-0357 IF YOU HAVE QUESTIONS OR CONCERNS  
WITH THIS FORECAST.  
   
DISCUSSION  
 
MIN RH VALUES WILL REMAIN IN THE 40-50% RANGE THROUGH THE FIRST  
HALF OF THIS WEEK. THE LOWEST RH VALUES WILL FAVOR AREAS NORTH OF  
I-10/12 BUT WINDS ARE NOT CURRENTLY EXPECTED TO BE STRONG ENOUGH,  
REMAINING BELOW 10MPH, FOR SIGNIFICANT FIRE WEATHER CONCERNS.  
MORE MOISTURE MOVES BACK INTO THE AREA BY MID WEEK INCREASING RH  
VALUES.  
   
MONDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 91.  
MIN HUMIDITY........35 PERCENT.  
DEWPOINT............59.  
MAX APPARENT TEMP...90.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT (M)...122-1829 METERS AGL.  
TRANSPORT WINDS.....NORTHEAST 5 TO 7 MPH.  
TRANSPORT WINDS M/S.NORTHEAST 2 TO 3 METERS/SECOND.  
LVORI...............2.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........6 1 2 4 16 8 2 2 2 0  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
TEMP............69 72 79 82 85 88 89 90 91 88  
DEWPOINT........58 59 59 58 59 59 59 59 59 60  
RH..............68 63 50 44 41 38 37 35 35 39  
APARNT TMP (F)..69 72 80 82 85 87 88 89 90 88  
20 FT WIND DIR..NNE NE NE NE NE NE NE NE ENE E  
20 FT WIND SPD..3 3 3 3 2 3 3 3 3 3  
20 FT WIND GUST.9 8 9 9 8 8 8 8 8 8  
MIX HGT (KM)....0.1 0.2 0.5 0.8 1.2 1.5 1.7 1.8 1.6 1.2  
TRANSP WIND DIR.NE NE NE NE NNE N N N NNE NE  
TRANSP WIND SPD.6 7 7 7 5 6 6 6 6 6  
TRANS WIND DIR..NE NE NE NE NNE N N N NNE NE  
TRANS SPD (M/S).3 3 3 3 2 3 3 3 3 3  
LVORI...........3 3 2 2 2 1 1 1 1 2  
   
MONDAY NIGHT  
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 66.  
MAX HUMIDITY........82 PERCENT.  
DEWPOINT............61.  
MAX APPARENT TEMP...85.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT (M)...122-305 METERS AGL.  
TRANSPORT WINDS.....SOUTHEAST 3 TO 6 MPH SHIFTING TO THE NORTHEAST  
3 TO 5 MPH OVERNIGHT.  
TRANSPORT WINDS M/S.SOUTHEAST AROUND 3 METERS/SECOND BECOMING 2 TO  
3 METERS/SECOND IN THE EVENING, THEN SHIFTING  
TO THE EAST 1 TO 2 METERS/SECOND LATE IN THE  
EVENING SHIFTING TO THE NORTHEAST AFTER 3 AM.  
LVORI...............4.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........0 1 4 3 5 4 3 4 5 7 5 4  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............85 82 77 75 73 71 70 70 69 68 67 67  
DEWPOINT........62 63 63 63 63 63 63 63 62 61 61 60  
RH..............47 52 62 66 71 76 78 78 78 78 82 79  
APARNT TMP (F)..85 83 77 75 73 71 70 70 69 68 67 67  
20 FT WIND DIR..ESE SSE SSE N N N N N N N NNE NNE  
20 FT WIND SPD..3 2 1 0 0 0 0 0 0 0 1 1  
20 FT WIND GUST.8 7 5 2 2 2 2 2 2 3 3 3  
MIX HGT (KM)....0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.SE SSE SSE SE ESE E E ENE ENE NE NE NNE  
TRANSP WIND SPD.6 6 5 5 5 3 3 5 3 3 3 5  
TRANS WIND DIR..SE SSE SSE SE ESE E E ENE ENE NE NE NNE  
TRANS SPD (M/S).3 3 2 2 2 1 1 2 1 1 1 2  
LVORI...........2 2 3 3 3 4 4 4 4 4 6 4  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 91.  
MIN HUMIDITY........42 PERCENT.  
DEWPOINT............60 INCREASING TO 65 IN THE LATE MORNING AND  
AFTERNOON.  
MAX APPARENT TEMP...92.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH LATE  
IN THE AFTERNOON.  
MIXING HEIGHT (M)...122-1859 METERS AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE SOUTH  
LATE IN THE AFTERNOON.  
TRANSPORT WINDS M/S.NORTHEAST AROUND 2 METERS/SECOND SHIFTING TO  
THE SOUTH 3 TO 4 METERS/SECOND LATE IN THE  
AFTERNOON.  
LVORI...............4 EARLY IN THE MORNING.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........5 5 0 0 0 0 3 1 0 0 0 0  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............66 66 69 74 81 84 87 89 89 90 89 87  
DEWPOINT........59 59 61 64 65 65 64 64 64 64 65 66  
RH..............77 77 75 71 58 53 47 44 44 42 46 50  
APARNT TMP (F)..66 66 69 74 83 86 88 90 90 92 91 89  
20 FT WIND DIR..NNE NNE NE NE NE E ENE E ESE SE SSE SSE  
20 FT WIND SPD..1 2 2 1 2 2 2 3 5 6 7 7  
20 FT WIND GUST.5 6 6 6 7 6 6 8 9 10 12 13  
MIX HGT (KM)....0.1 0.1 0.1 0.3 0.6 1.1 1.5 1.8 1.9 1.7 1.4 0.8  
TRANSP WIND DIR.NNE NE NE NE NNE NNE NE ENE SE SSE S S  
TRANSP WIND SPD.5 5 5 5 5 5 5 5 7 7 7 10  
TRANS WIND DIR..NNE NE NE NE NNE NNE NE ENE SE SSE S S  
TRANS SPD (M/S).2 2 2 2 2 2 2 2 3 3 3 4  
LVORI...........4 4 M M M M M M M M M M  
 
PATCHY LIGHT FOG IS POSSIBLE DURING THE EARLY MORNING HOURS.  
 
 
FORECASTER...BANNAN  
REQUESTED BY...USDA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2622637.0/LIX  
.DELDT 09/28/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DANIEL.L.PATTERSON@USDA.GOV  
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