740
FNUS74 KLIX 180915
FWSLIX
SPOT FORECAST FOR ROSELAND EVENT...TANGIPAHOA PARISH EMERGENCY MANAGEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
415 AM CDT THU SEP 18 2025
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
WARM AND MOSTLY DRY CONDITIONS WILL PERSIST THROUGH THE WEEKEND.
CAN'T RULE OUT ONE OR TWO ISOLATED SHOWERS AND STORMS EACH DAY,
BUT OVERALL PROBABILITY OF RAIN REMAINS LOW THROUGH THE PERIOD.
WITH HIGH PRESSURE GENERALLY MAINTAINING CONTROL OVER THE AREA,
WINDS WILL CONTINUE TO BE LIGHT WITH DIRECTIONS INFLUENCED BY
DAILY SEA/LAKE/LAND BREEZES. NO SIGNIFICANT FOG THREATS.
TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........37 PERCENT.
MAX APPARENT TEMP...93.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
LATE IN THE MORNING, THEN SHIFTING TO THE
AROUND 6 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT (M)...122-2469 METERS AGL.
TRANSPORT WINDS.....NORTHWEST 3 TO 5 MPH SHIFTING TO THE EAST 5 TO
8 MPH IN THE LATE MORNING AND AFTERNOON.
TRANSPORT WINDS M/S.WEST AROUND 2 METERS/SECOND SHIFTING TO THE
NORTH AROUND 1 METERS/SECOND EARLY IN THE
MORNING, THEN SHIFTING TO THE EAST 2 TO 4
METERS/SECOND IN THE LATE MORNING AND
AFTERNOON.
CEILING (KFT).......25.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
LATE IN THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........4 5 4 3 4 4 5 6 9 7 12 12
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 10 10 10 10
TEMP............67 66 69 77 83 87 90 91 92 92 92 90
RH..............93 97 93 76 63 50 42 40 38 37 37 39
APARNT TMP (F)..67 66 69 77 87 89 91 92 93 93 93 90
20 FT WIND DIR..NNE N NNE NNE NNE E ESE ESE SE SE SSE SE
20 FT WIND SPD..1 1 1 1 2 2 3 5 6 6 6 6
20 FT WIND GUST. 3 6 7 8 8 8 8
SURFACE WND DIR.NNE N NNE NNE NNE E ESE ESE SE SE SSE SE
SURFACE WND SPD.1 1 1 1 2 2 3 5 6 6 6 6
SURFACE WND GST. 3 6 7 8 8 8 8
MIX HGT (KM)....0.1 0.1 0.1 0.1 0.5 0.5 0.5 2.3 2.3 2.3 2.5 2.5
TRANSP WIND DIR.WNW NNW NNW NNW E E E ESE ESE ESE SE SE
TRANSP WIND SPD.5 3 3 3 5 5 5 8 8 8 7 7
TRANS WIND DIR..WNW NNW NNW NNW E E E ESE ESE ESE SE SE
TRANS SPD (M/S).2 1 1 1 2 2 2 4 4 4 3 3
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25 25
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 68.
MAX HUMIDITY........87 PERCENT.
MAX APPARENT TEMP...89.
SURFACE WINDS (MPH).SOUTH WINDS AROUND 6 MPH DECREASING TO AROUND 5
MPH IN THE EVENING, THEN BECOMING LIGHT
OVERNIGHT.
MIXING HEIGHT (M)...122-2469 METERS AGL.
TRANSPORT WINDS.....SOUTH 6 TO 8 MPH SHIFTING TO THE NORTHWEST
AROUND 5 MPH AFTER 3 AM.
TRANSPORT WINDS M/S.SOUTHEAST AROUND 3 METERS/SECOND SHIFTING TO
THE SOUTH 2 TO 4 METERS/SECOND IN THE EVENING
AND OVERNIGHT, THEN SHIFTING TO THE NORTHWEST
AROUND 2 METERS/SECOND AFTER 3 AM.
CEILING (KFT).......25.
WIND (20 FT)........SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........9 9 6 5 4 2 1 3 4 5 9 10
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).10 0 0 0 0 0 0 0 0 0 0 0
TEMP............88 83 79 77 75 74 72 71 71 70 69 69
RH..............43 51 60 67 71 74 79 84 84 84 87 87
APARNT TMP (F)..89 84 79 77 75 74 72 71 71 70 69 69
20 FT WIND DIR..SSE SSE S S S S SSW SW WNW N NNW N
20 FT WIND SPD..6 5 3 2 2 1 1 1 1 1 1 1
20 FT WIND GUST.8 7 6 3
SURFACE WND DIR.SSE SSE S S S S SSW SW WNW N NNW N
SURFACE WND SPD.6 5 3 2 2 1 1 1 1 1 1 1
SURFACE WND GST.8 7 6 3
MIX HGT (KM)....2.5 0.2 0.2 0.2 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.SE S S S S S S SW SW SW NW NW
TRANSP WIND SPD.7 8 8 8 6 6 6 5 5 5 5 5
TRANS WIND DIR..SE S S S S S S SW SW SW NW NW
TRANS SPD (M/S).3 4 4 4 3 3 3 2 2 2 2 2
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25 25
FRIDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 93.
MIN HUMIDITY........40 PERCENT.
MAX APPARENT TEMP...95.
SURFACE WINDS (MPH).LIGHT WINDS.
MIXING HEIGHT (M)...122-2377 METERS AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH SHIFTING TO THE EAST 5
TO 7 MPH IN THE AFTERNOON.
TRANSPORT WINDS M/S.NORTHWEST AROUND 2 METERS/SECOND SHIFTING TO
THE NORTH 2 TO 3 METERS/SECOND IN THE MORNING,
THEN SHIFTING TO THE EAST IN THE AFTERNOON.
CEILING (KFT).......25.
WIND (20 FT)........LIGHT WINDS.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........12 13 7 8 9 11 14 16 18 21 24 26
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............68 68 72 78 84 88 91 92 93 93 92 90
RH..............90 87 81 69 57 50 44 41 40 40 41 44
APARNT TMP (F)..68 68 72 78 87 91 94 94 95 95 94 92
20 FT WIND DIR..N N N N N NNE ENE E E ESE ESE SE
20 FT WIND SPD..1 2 2 2 2 3 3 5 5 5 5 3
20 FT WIND GUST. 3 3 5 6 7 7 7 7 6
SURFACE WND DIR.N N N N N NNE ENE E E ESE ESE SE
SURFACE WND SPD.1 2 2 2 2 3 3 5 5 5 5 3
SURFACE WND GST. 3 3 5 6 7 7 7 7 6
MIX HGT (KM)....0.1 0.1 0.1 0.1 0.7 0.7 0.7 2.4 2.4 2.4 2.0 2.0
TRANSP WIND DIR.NW NNW NNW NNW N N N E E E E E
TRANSP WIND SPD.5 5 5 5 6 6 6 7 7 7 5 5
TRANS WIND DIR..NW NNW NNW NNW N N N E E E E E
TRANS SPD (M/S).2 2 2 2 3 3 3 3 3 3 2 2
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25
FORECASTER...STANFIELD
REQUESTED BY...DAWSON PRIMES
TYPE OF REQUEST...HAZMAT
.TAG 2521992.5/LIX
.DELDT 09/18/25
.FORMATTERVERSION 2.0.0
.EMAIL SCHROEDER.HOPE@EPA.GOV,VTRAVIS@TANGIPAHOA.ORG,SR-LIX.FORECASTERS@NOAA.GOV,DAWSON.PRIMES@TANGIPAHOA.ORG
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