577  
FNUS74 KLIX 201837  
FWSLIX  
 
SPOT FORECAST FOR LYME FIRE...MISSISSIPPI FORESTRY COMMISSION  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
137 PM CDT THU AUG 20 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.  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
 
 
   
DISCUSSION
 
 
AS HIGH PRESSURE DOMINATES THE REGION THOUGH MUCH OF THIS WEEK,  
WE WILL SEE TEMPERATURES ABOVE AVERAGE WITH DAYTIME HIGHS WELL  
INTO THE 90S AND OVERNIGHT LOWS IN THE UPPER 70S. DROUGHT  
CONDITIONS HAVE DEPLETED FUEL MOISTURE AND RAIN WILL CONTINUE TO  
BE VERY DIFFICULT TO COME BY FOR MANY AREAS OUTSIDE A STRAY  
SHOWER OR THUNDERSTORM DURING PEAK HEATING HOURS. LOWEST DAILY RH  
VALUES WILL REMAIN IN THE MID 40 TO 60% RANGE THROUGH THE WEEK.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). CHANCE OF SHOWERS  
AND THUNDERSTORMS EARLY IN THE AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 93.  
MIN HUMIDITY........64 PERCENT.  
DEWPOINT............77.  
MAX APPARENT TEMP...108.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 7 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
AFTERNOON.  
MIXING HEIGHT (M)...610-975 METERS AGL.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 10 MPH.  
TRANSPORT WINDS M/S.SOUTHWEST 3 TO 4 METERS/SECOND.  
LVORI...............3.  
RAINFALL AMOUNT.....0.03 INCHES.  
EYE LEVEL WINDS.....SOUTHWEST WINDS UP TO 5 MPH.  
 
TIME (CDT) 2 PM  
SKY (%).........37  
WEATHER COV.....CHANCE  
WEATHER TYPE....RNSHWR  
TSTM COV........CHANCE  
CHC OF PCPN (%).40  
TEMP............91  
DEWPOINT........79  
RH..............68  
APARNT TMP (F)..108  
20 FT WIND DIR..SW  
20 FT WIND SPD..6  
20 FT WIND GUST.10  
EYE LVL WND DIR.SW  
EYE LVL WND SPD.4  
EYE LVL WND GST.6  
MIX HGT (M).....980  
TRANSP WIND DIR.SW  
TRANSP WIND SPD.7  
TRANS WIND DIR..SW  
TRANS SPD (M/S).3  
LVORI...........3  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MIN TEMPERATURE.....AROUND 76.  
MAX HUMIDITY........94 PERCENT.  
DEWPOINT............75.  
MAX APPARENT TEMP...100.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT (M)...122-427 METERS AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 12 MPH SHIFTING TO THE WEST  
EARLY IN THE MORNING.  
TRANSPORT WINDS M/S.SOUTHWEST 4 TO 5 METERS/SECOND SHIFTING TO THE  
WEST AROUND 3 METERS/SECOND EARLY IN THE  
MORNING.  
LVORI...............5.  
RAINFALL AMOUNT.....0.01 INCHES.  
EYE LEVEL WINDS.....SOUTHWEST WINDS UP TO 4 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
 
TIME (CDT) 6 PM 10 PM 2 AM  
SKY (%).........39 6 15  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).10 10 0  
TEMP............89 81 79  
DEWPOINT........76 76 76  
RH..............66 85 91  
APARNT TMP (F)..100 87 79  
20 FT WIND DIR..SSW SW W  
20 FT WIND SPD..7 3 3  
20 FT WIND GUST.13 12 12  
EYE LVL WND DIR.SSW SW W  
EYE LVL WND SPD.4 2 2  
EYE LVL WND GST.8 7 7  
MIX HGT (M).....430 120 150  
TRANSP WIND DIR.SW SW WSW  
TRANSP WIND SPD.12 9 8  
TRANS WIND DIR..SW SW WSW  
TRANS SPD (M/S).5 4 4  
LVORI...........3 5 6  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING MOSTLY  
SUNNY (35-45 PERCENT). CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE AFTERNOON. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 94.  
MIN HUMIDITY........64 PERCENT.  
DEWPOINT............77.  
MAX APPARENT TEMP...110.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH EARLY  
IN THE AFTERNOON, THEN BECOMING AROUND 6 MPH  
LATE IN THE AFTERNOON. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT (M)...122-1250 METERS AGL.  
TRANSPORT WINDS.....WEST 7 TO 10 MPH SHIFTING TO THE SOUTHWEST 8 TO  
9 MPH LATE IN THE AFTERNOON.  
TRANSPORT WINDS M/S.WEST AROUND 4 METERS/SECOND SHIFTING TO THE  
NORTHWEST 3 TO 4 METERS/SECOND IN THE MORNING  
AND EARLY AFTERNOON, THEN SHIFTING TO THE  
SOUTHWEST AROUND 4 METERS/SECOND LATE IN THE  
AFTERNOON.  
LVORI...............4.  
RAINFALL AMOUNT.....0.11 INCHES.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST UP TO 4 MPH  
EARLY IN THE AFTERNOON, THEN BECOMING AROUND 4  
MPH LATE IN THE AFTERNOON.  
 
TIME (CDT) 6 AM 10 AM 2 PM  
SKY (%).........23 13 40  
WEATHER COV..... CHANCE  
WEATHER TYPE....NONE NONE RNSHWR  
TSTM COV........ CHANCE  
CHC OF PCPN (%).0 10 40  
TEMP............78 87 92  
DEWPOINT........75 78 79  
RH..............91 75 66  
APARNT TMP (F)..78 100 109  
20 FT WIND DIR..WNW NW SW  
20 FT WIND SPD..3 3 6  
20 FT WIND GUST.10 8 9  
EYE LVL WND DIR.WNW NW SW  
EYE LVL WND SPD.2 2 4  
EYE LVL WND GST.6 5 5  
MIX HGT (M).....120 610 1100  
TRANSP WIND DIR.W NW W  
TRANSP WIND SPD.8 8 7  
TRANS WIND DIR..W NW W  
TRANS SPD (M/S).4 4 3  
LVORI...........6 3 3  
 

 
FORECASTER...LISNEY  
REQUESTED BY...HEATHER YATES  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620099.0/LIX  
.DELDT 08/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL KCUMBEST@MFC.MS.GOV  
 
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