959  
FNUS74 KLCH 182311  
FWSLCH  
 
SPOT FORECAST FOR GRAYS DITCH WF...USFWS  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
511 PM CST TUE NOV 18 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1800 CST ON NOVEMBER 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (337) 477-5285, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
PERSISTENT FORECAST WILL PREVAIL THROUGH WEDNESDAY WITH ELEVATED  
MOISTURE STILL SETTLED INTO THE REGION. OVERNIGHT PERIODS OF  
PATCHY TO DENSE FOG ARE EXPECTED WITH CONDITIONS IMPROVING AFTER  
SUNRISE. DAY TIME RH VALUES RANGING FROM 50 TO 65 PERCENT WITH NO  
RAINFALL LIKELY UNTIL THURSDAY. AREAS OF DENSE FOG ARE LIKELY TO  
DEVELOP TONIGHT AFTER 9:00PM CST BECOMING WIDESPREAD AFTER  
MIDNIGHT WITH DISSIPATION AROUND 8:00AM CST OF 11/19TH.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT). PATCHY FOG  
OVERNIGHT.  
MIN TEMPERATURE.....AROUND 67.  
MAX HUMIDITY........100 PERCENT.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 4 MPH IN THE EVENING  
BECOMING LIGHT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
MIXING HEIGHT (M)...122 METERS AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 10 MPH.  
TRANSPORT WINDS M/S.SOUTH 3 TO 4 METERS/SECOND.  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........16 29 29 23 33 36 42 46 48 65 69 59  
WEATHER COV..... PTY PTY PTY PTY PTY  
WEATHER TYPE.... FOG FOG FOG FOG FOG  
TSTM COV........  
TEMP............73 71 72 71 71 71 70 70 69 69 69 69  
RH..............90 99 95 95 97 95 97 99 100 100 99 100  
20 FT WIND DIR..SE SE SE SE SE SE S S S SE SE SE  
20 FT WIND SPD..6 6 5 5 5 5 3 3 3 3 2 2  
20 FT WIND GUST.12 12 10 12 12 10 10 10 10 9 8 8  
EYE LVL WND DIR.SE SE SE SE SE SE S S S SE SE SE  
EYE LVL WND SPD.4 4 3 3 3 3 2 2 2 2 1 1  
EYE LVL WND GST.7 7 6 7 7 6 6 6 6 5 5 5  
MIX HGT (KFT)...0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
MIX HGT (KM)....0.1 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.S S S S S S S S S S S SE  
TRANSP WIND SPD.8 10 9 9 10 9 9 9 8 8 8 7  
TRANS WIND DIR..S S S S S S S S S S S SE  
TRANS SPD (M/S).4 4 4 4 4 4 4 4 4 4 4 3  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). PATCHY FOG EARLY  
IN THE MORNING.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........72 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST UP TO 5 MPH IN  
THE LATE MORNING AND AFTERNOON.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 8 MPH EARLY IN THE MORNING  
BECOMING LIGHT, THEN BECOMING SOUTHEAST 5 TO 8  
MPH IN THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......2300 FT AGL.  
MIXING HEIGHT (M)...122-701 METERS AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 10 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST 3 TO 4 METERS/SECOND.  
 
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........49 49 34 39 48 52 54 48 34 23 20 22  
WEATHER COV.....PTY PTY  
WEATHER TYPE....FOG FOG  
TSTM COV........  
TEMP............67 69 71 76 78 79 79 79 79 79 78 76  
RH..............100 99 100 86 79 78 73 74 73 72 76 82  
20 FT WIND DIR..SE SE SE S S SE SE SE SE SE SE SE  
20 FT WIND SPD..2 3 3 6 6 6 7 8 8 8 8 7  
20 FT WIND GUST.7 7 8 8 9 10 12 12 13 12 13 13  
EYE LVL WND DIR.SE SE SE S S SE SE SE SE SE SE SE  
EYE LVL WND SPD.1 2 2 4 4 4 5 5 5 5 5 5  
EYE LVL WND GST.4 4 5 5 5 6 7 7 8 7 8 8  
MIX HGT (KFT)...0.4 0.4 0.6 1.0 1.4 1.8 2.0 1.9 2.3 1.8 1.7 0.8  
MIX HGT (KM)....0.1 0.1 0.2 0.3 0.4 0.5 0.6 0.6 0.7 0.5 0.5 0.2  
TRANSP WIND DIR.SE SE S S S SE SE SE SE SE SE SE  
TRANSP WIND SPD.7 7 8 8 8 9 9 9 10 9 10 9  
TRANS WIND DIR..SE SE S S S SE SE SE SE SE SE SE  
TRANS SPD (M/S).3 3 4 4 4 4 4 4 4 4 4 4  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT).  
MIN TEMPERATURE.....AROUND 65.  
MAX HUMIDITY........100 PERCENT.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 4 MPH.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......400 FT AGL.  
MIXING HEIGHT (M)...122-152 METERS AGL.  
TRANSPORT WINDS.....SOUTHEAST 9 TO 12 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST 4 TO 5 METERS/SECOND.  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........26 28 35 41 43 44 46 54 61 69 73 78  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............73 70 70 69 69 68 68 68 68 68 67 67  
RH..............92 100 100 99 95 99 99 100 100 100 99 99  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..6 6 6 6 5 5 5 5 5 5 5 5  
20 FT WIND GUST.12 12 12 12 12 12 12 12 12 12 10 10  
EYE LVL WND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
EYE LVL WND SPD.4 4 4 4 3 3 3 3 3 3 3 3  
EYE LVL WND GST.7 7 7 7 7 7 7 7 7 7 6 6  
MIX HGT (KFT)...0.5 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4  
MIX HGT (KM)....0.2 0.1 0.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.1  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.10 10 10 12 12 12 12 12 10 10 10 9  
TRANS WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
TRANS SPD (M/S).4 4 4 5 5 5 5 5 4 4 4 4  
   
THURSDAY  
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF SHOWERS  
IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 78.  
MIN HUMIDITY........75 PERCENT.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 8 MPH.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 12 MPH.  
MIXING HEIGHT.......2600 FT AGL.  
MIXING HEIGHT (M)...152-792 METERS AGL.  
TRANSPORT WINDS.....SOUTHEAST 9 TO 16 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST 4 TO 7 METERS/SECOND.  
 
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........82 80 79 78 73 69 64 59 55 50 53 57  
WEATHER COV..... CHC CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........  
TEMP............66 69 71 74 75 76 78 77 77 77 75 72  
RH..............100 97 97 90 87 84 75 77 75 75 81 90  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..5 6 6 7 8 9 10 12 12 12 10 9  
20 FT WIND GUST.10 10 12 13 14 15 16 16 16 16 16 16  
EYE LVL WND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
EYE LVL WND SPD.3 4 4 5 5 6 7 8 8 8 7 6  
EYE LVL WND GST.6 6 7 8 8 9 10 10 10 10 10 10  
MIX HGT (KFT)...0.5 0.8 1.2 1.6 2.0 2.4 2.6 2.6 2.4 2.1 1.7 1.1  
MIX HGT (KM)....0.2 0.2 0.4 0.5 0.6 0.7 0.8 0.8 0.7 0.6 0.5 0.3  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.9 10 12 13 14 15 16 16 16 15 14 13  
TRANS WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
TRANS SPD (M/S).4 4 5 6 6 7 7 7 7 7 6 6  
 
 
FORECASTER...KOWALSKI  
REQUESTED BY...LUCAS DOUCET  
TYPE OF REQUEST...WILDFIRE  
.TAG 2526344.0/LCH  
.DELDT 11/18/25  
.FORMATTERVERSION 2.0.0  
.EMAIL SAMI_GRAY@FWS.GOV,LUCAS_DOUCET@FWS.GOV  
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