166
FNUS74 KLIX 261134
FWSLIX
SPOT FORECAST FOR DESOTO BLOCK 0250 C-592597598...USFS
NATIONAL WEATHER SERVICE NEW ORLEANS LA
634 AM CDT THU MAR 26 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
HIGH PRESSURE BACK IN CONTROL WITH LIGHT WINDS IN PLACE. ONSHORE
FLOW WILL RETURN TODAY WITH MOISTURE WILL SLOWLY INCREASE. WITH
GULF MOISTURE ADVECTING INTO THE AREA EVEN WITH HIGHS CLIMBING
INTO THE MID 80S MIN RH VALUES WILL STAY ABOVE 40 PERCENT THROUGH
FRIDAY FOR MUCH OF THE AREA. THERE WILL BE SOME LOCATIONS THAT
COULD DROP INTO THE UPPER 30 PERCENT RANGE FRIDAY AFTERNOON IF
TEMPS GET HIGH ENOUGH. WINDS WILL REMAIN ON THE LIGHTER SIDE
THROUGH TOMORROW SO DESPITE THE DRY CONDITIONS, NO MAJOR FIRE
WEATHER CONCERNS ARE EXPECTED FOR THE NEXT 48 HOURS. THE NEXT FEW
MORNINGS SHOW A SIGNAL FOR PATCHY FOG AROUND SUNRISE OVER THE
ENTIRE AREA.
AFTER 48 HOURS CRITICAL FIRE WEATHER CONDITIONS COULD DEVELOP. A
COLD FRONT WILL MOVE THROUGH THE REGION FRIDAY NIGHT AND THIS
WILL BRING MUCH DRIER AIR BACK INTO THE REGION. MIN RH VALUES
RIGHT NOW ARE FORECAST TO BE IN THE MID 20 TO MID 30 PERCENT
RANGE AND THE LOWEST VALUES NORTH OF THE 10/12 CORRIDOR. COMBINE
THAT WITH SUSTAINED WINDS OF 15 TO 20 MPH AND HIGHER GUSTS AND WE
COULD SEE DANGEROUS FIRE WEATHER CONDITIONS ACROSS PORTIONS OF
THE AREA.
WILL WE SEE ANY FOG DEVELOPMENT POST IGNITION?
AREAS OF DENSE FOG WILL BE POSSIBLE OVERNIGHT TONIGHT GENERALLY AFTER
MIDNIGHT.
WILL WE SEE THE FORMATION OF A SEA-BREEZE DURING THE BURN IGNITIONS?
A SEA BREEZE IS EXPECTED TO MOVE THROUGH THE AREA AROUND NOON TO 1PM
TODAY.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT) THEN BECOMING
SUNNY (15-25 PERCENT). PATCHY FOG EARLY IN THE
MORNING.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........52 PERCENT.
DEWPOINT............63.
MAX APPARENT TEMP...83.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 6 TO 9 MPH IN THE
AFTERNOON.
MIXING HEIGHT (M)...183-1341 METERS AGL.
TRANSPORT WINDS.....SOUTH 3 TO 10 MPH.
TRANSPORT WINDS M/S.SOUTH 1 TO 4 METERS/SECOND.
LVORI...............5.
RAINFALL AMOUNT.....0.00 INCHES.
TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........85 74 51 22 20 13
WEATHER COV.....PATCHY
WEATHER TYPE....FOG NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............62 66 74 81 82 80
DEWPOINT........62 65 65 64 63 62
RH..............100 97 74 56 53 54
APARNT TMP (F)..62 66 74 83 83 81
20 FT WIND DIR..N SE SE S S S
20 FT WIND SPD..0 1 3 7 9 10
20 FT WIND GUST.2 3 7 12 14 15
MIX HGT (M).....180 370 820 1310 1340 910
TRANSP WIND DIR.SSE S S S SSW S
TRANSP WIND SPD.3 5 5 8 9 10
TRANS WIND DIR..SSE S S S SSW S
TRANS SPD (M/S).1 2 2 4 4 4
LVORI...........9 6 3 1 1 1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING
MOSTLY CLOUDY (60-70 PERCENT). PATCHY FOG AFTER
3 AM. AREAS OF FOG EARLY IN THE MORNING.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 63.
MAX HUMIDITY........100 PERCENT.
DEWPOINT............64.
MAX APPARENT TEMP...78.
WIND (20 FT)........SOUTH WINDS 5 TO 9 MPH IN THE EVENING BECOMING
LIGHT.
MIXING HEIGHT (M)...183-671 METERS AGL.
TRANSPORT WINDS.....SOUTH 7 TO 14 MPH.
TRANSPORT WINDS M/S.SOUTH 3 TO 6 METERS/SECOND.
LVORI...............5.
RAINFALL AMOUNT.....0.00 INCHES.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........4 10 36 47 58 76
WEATHER COV..... PATCHY
WEATHER TYPE....NONE NONE NONE NONE NONE FOG
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............78 70 67 66 65 65
DEWPOINT........63 64 66 65 65 64
RH..............60 81 97 97 100 99
APARNT TMP (F)..78 70 67 66 65 65
20 FT WIND DIR..S S S S SSW SW
20 FT WIND SPD..10 7 6 3 2 2
20 FT WIND GUST.15 13 12 9 7 5
MIX HGT (M).....670 270 180 180 180 180
TRANSP WIND DIR.S S S S SSW SW
TRANSP WIND SPD.12 12 12 10 9 8
TRANS WIND DIR..S S S S SSW SW
TRANS SPD (M/S).5 5 5 4 4 4
LVORI...........1 4 7 8 9 9
FRIDAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT) THEN BECOMING
SUNNY (10-20 PERCENT). AREAS OF DENSE FOG EARLY
IN THE MORNING.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........40 PERCENT.
DEWPOINT............64 DECREASING TO 60 LATE IN THE AFTERNOON.
MAX APPARENT TEMP...87.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 7 MPH IN THE
AFTERNOON.
MIXING HEIGHT (M)...152-1768 METERS AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
TRANSPORT WINDS M/S.WEST 2 TO 4 METERS/SECOND.
LVORI...............6.
RAINFALL AMOUNT.....0.00 INCHES.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........71 60 32 23 14 5
WEATHER COV.....AREAS
WEATHER TYPE....FOG NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............64 65 74 81 85 87
DEWPOINT........64 65 66 64 61 60
RH..............100 100 76 57 45 40
APARNT TMP (F)..64 65 74 83 85 87
20 FT WIND DIR..WSW WSW WSW W W WSW
20 FT WIND SPD..1 1 2 5 7 7
20 FT WIND GUST.3 2 6 9 12 12
MIX HGT (M).....150 270 850 1370 1710 1650
TRANSP WIND DIR.WSW WSW W W W WNW
TRANSP WIND SPD.6 5 7 7 8 10
TRANS WIND DIR..WSW WSW W W W WNW
TRANS SPD (M/S).3 2 3 3 4 4
LVORI...........10 9 3 1 1 1
FORECASTER...FRYE
REQUESTED BY...CLIFF WILLIS
TYPE OF REQUEST...PRESCRIBED
.TAG 2607187.2/LIX
.DELDT 03/26/26
.FORMATTERVERSION 2.0.0
.EMAIL CLIFTON.WILLIS@USDA.GOV
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