384
FNUS74 KLCH 071046
FWSLCH
SPOT FORECAST FOR BURN UNIT 106 SITE PREP...CALCASIEU RANGER DISTRICT USFS
NATIONAL WEATHER SERVICE LAKE CHARLES LA
546 AM CDT WED OCT 7 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON OCTOBER 07.
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
MORNING CONDITIONS TODAY AND THURSDAY WILL START WITH NEARLY 100
PERCENT HUMIDITY AS TROPICAL MOISTURE NEAR THE SURFACE WORKS
INLAND FROM TROPICAL STORM ISAIAS. THROUGHOUT THE DAY, DRY AIR
JUST OVERHEAD WILL MIX DOWN BRINGING ABOUT VERY DRY CONDITIONS
DURING PEAK HEATING PARTS OF THE DAY AND RH MINIMUMS 30 TO 40
PERCENT CAN BE EXPECTED THROUGH TOMORROW. FRIDAY WILL BE SLIGHTLY
MORE HUMID AS TS ISAIAS BEGINS TO NEAR THE NORTH GULF COAST, BUT
THE MIN RH MAY STILL MIX DOWN TO 40 PERCENT. MUCH BETTER, TROPICAL
MOISTURE WILL THEN MOVE INLAND ON SATURDAY WITH SOME SCATTERED
SHOWERS POSSIBLE.
SURFACE WINDS WILL PREVAIL FROM THE NORTHEAST AND WILL GRADUALLY
BECOME MORE ELEVATED OVER THE NEXT SEVERAL DAYS IN RESPONSE TO
ISAIAS. TRANSFER WINDS OFF THE SURFACE WILL SIT AT AN ENE TO E
VECTOR EACH DAY. ALL WINDS WILL TURN TO THE NORTH INTO THE WEEKEND
AS ISAIAS PASSES.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 93.
MIN HUMIDITY........37 PERCENT.
EYE LEVEL WINDS.....EAST WINDS AROUND 3 MPH SHIFTING TO THE UP TO 4
MPH LATE IN THE MORNING.
WIND (20 FT)........NORTHEAST WINDS 5 TO 6 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING NORTHEAST 5 TO 6
MPH LATE IN THE MORNING.
MIXING HEIGHT (M)...122-2103 METERS AGL.
TRANSPORT WINDS M/S.NORTHEAST 3 TO 4 METERS/SECOND.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........0 0 3 6 9 10 16 9 7 6
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............69 75 81 85 88 89 91 91 92 91
RH..............84 66 56 51 45 44 40 40 37 38
20 FT WIND DIR..NE E E E NE NE NE NE NE NE
20 FT WIND SPD..3 3 3 5 6 6 6 6 6 5
20 FT WIND GUST.10 8 7 6 7 8 8 8 9 9
EYE LVL WND DIR.NE NE E E E NE NE E E E
EYE LVL WND SPD.3 3 2 2 2 3 3 3 4 4
EYE LVL WND GST.6 5 4 4 4 5 5 5 5 5
MIX HGT (KM)....0.1 0.3 0.6 1.2 1.7 1.9 2.0 2.1 2.0 1.9
TRANS WIND DIR..E E E E NE NE NE NE NE NE
TRANS SPD (M/S).3 3 3 4 4 4 4 4 4 4
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 66.
MAX HUMIDITY........89 PERCENT.
EYE LEVEL WINDS.....NORTHEAST WINDS AROUND 3 MPH.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT (M)...122-1006 METERS AGL.
TRANSPORT WINDS M/S.EAST 3 TO 4 METERS/SECOND.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........12 8 3 1 1 6 4 3 2 2 2 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............88 86 82 80 77 75 73 72 71 69 69 67
RH..............42 45 53 56 64 69 73 73 76 81 81 87
20 FT WIND DIR..NE E E E E E E E NE NE NE NE
20 FT WIND SPD..3 2 2 2 2 1 1 1 1 2 2 2
20 FT WIND GUST.9 9 9 7 7 6 6 6 6 7 7 8
EYE LVL WND DIR.E E E E E E E E NE NE NE NE
EYE LVL WND SPD.3 2 2 1 1 1 1 1 1 1 1 1
EYE LVL WND GST.5 5 5 4 4 4 4 4 4 4 4 5
MIX HGT (KM)....1.0 0.1 0.1 0.1 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1
TRANS WIND DIR..E E E E E E E E E E E NE
TRANS SPD (M/S).4 4 4 4 4 4 4 4 4 3 3 4
THURSDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........32 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTHEAST AROUND 3 MPH
EARLY IN THE MORNING, THEN BECOMING LIGHT LATE
IN THE MORNING BECOMING NORTHEAST UP TO 5 MPH
IN THE LATE MORNING AND AFTERNOON.
WIND (20 FT)........NORTHEAST WINDS 5 TO 8 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING NORTHEAST 5 TO 8
MPH IN THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT (M)...122-2073 METERS AGL.
TRANSPORT WINDS M/S.NORTHEAST 4 TO 7 METERS/SECOND.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........2 2 0 0 9 10 6 4 3 7 4 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............67 66 68 73 80 84 87 89 89 91 90 89
RH..............87 89 88 78 60 49 42 37 35 32 33 34
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE NE NE NE
20 FT WIND SPD..3 3 5 3 5 6 8 8 8 8 7 7
20 FT WIND GUST.8 9 10 9 10 13 14 15 15 15 15 14
EYE LVL WND DIR.NE NE NE NE NE NE NE NE NE NE NE NE
EYE LVL WND SPD.2 2 3 2 3 4 5 5 5 5 5 5
EYE LVL WND GST.5 5 6 5 6 8 8 9 9 9 9 8
MIX HGT (KM)....0.1 0.1 0.2 0.3 0.7 1.3 1.7 1.9 2.1 2.1 2.0 1.7
TRANS WIND DIR..NE NE NE NE NE E E NE E E E E
TRANS SPD (M/S).4 4 4 4 4 7 7 7 5 5 6 5
FORECASTER...CALHOUN
REQUESTED BY...ADAM BOUDREAUX
TYPE OF REQUEST...PRESCRIBED
.TAG 2623219.0/LCH
.DELDT 10/07/26
.FORMATTERVERSION 2.0.0
.EMAIL ADAM.BOUDREAUX@USDA.GOV
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