774
FNUS74 KLIX 170920
FWSLIX
SPOT FORECAST FOR ROSELAND EVENT...TANGIPAHOA PARISH EMERGENCY MANAGEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
420 AM CDT WED SEP 17 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 WORK WEEK
AND INTO 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 (15-25 PERCENT). SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS LATE IN THE AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........41 PERCENT.
MAX APPARENT TEMP...96.
SURFACE WINDS (MPH).LIGHT WINDS.
MIXING HEIGHT (M)...122-2256 METERS AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHEAST 3 TO 6 MPH IN THE AFTERNOON.
TRANSPORT WINDS M/S.SOUTHWEST AROUND 2 METERS/SECOND SHIFTING TO
THE SOUTHEAST 1 TO 3 METERS/SECOND IN THE
AFTERNOON.
CEILING (KFT).......25 DECREASING TO 11 LATE IN THE AFTERNOON, THEN
INCREASING TO 25 LATE IN THE AFTERNOON.
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........27 28 24 14 12 11 14 16 21 22 24 23
WEATHER COV..... SCH SCH
WEATHER TYPE.... RW RW
TSTM COV........ SCH SCH
CHC OF PCPN (%).0 0 0 0 0 10 10 10 10 20 20 10
TEMP............68 68 71 77 83 87 90 92 92 92 91 90
RH..............97 93 90 79 67 55 49 44 41 41 41 42
APARNT TMP (F)..68 68 71 77 88 91 94 96 94 94 93 91
20 FT WIND DIR..SW SSW WSW W W SW S S SSE SE SSE SSE
20 FT WIND SPD..1 1 1 1 2 2 2 2 2 2 3 3
20 FT WIND GUST. 3 3 3 3 6 6
SURFACE WND DIR.SW SSW WSW W W SW S S SSE SE SSE SSE
SURFACE WND SPD.1 1 1 1 2 2 2 2 2 2 3 3
SURFACE WND GST. 3 3 3 3 6 6
MIX HGT (KM)....0.1 0.1 0.1 0.1 0.7 0.7 0.7 1.9 1.9 1.9 2.3 2.3
TRANSP WIND DIR.SW SW SW SW SW SW SW SSE SSE SSE SSE SSE
TRANSP WIND SPD.5 5 5 5 5 5 5 3 3 3 6 6
TRANS WIND DIR..SW SW SW SW SW SW SW SSE SSE SSE SSE SSE
TRANS SPD (M/S).2 2 2 2 2 2 2 1 1 1 3 3
CEILING (KFT)...25 25 25 25 25 25 25 25 25 11 11 25
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 67.
MAX HUMIDITY........90 PERCENT.
MAX APPARENT TEMP...89.
SURFACE WINDS (MPH).LIGHT WINDS.
MIXING HEIGHT (M)...122-2256 METERS AGL.
TRANSPORT WINDS.....SOUTH 6 TO 8 MPH SHIFTING TO THE WEST AFTER 3
AM.
TRANSPORT WINDS M/S.SOUTHEAST AROUND 3 METERS/SECOND SHIFTING TO
THE SOUTH 3 TO 4 METERS/SECOND IN THE EVENING
AND OVERNIGHT, THEN SHIFTING TO THE WEST AROUND
1 METERS/SECOND AFTER 3 AM.
CEILING (KFT).......25.
WIND (20 FT)........LIGHT WINDS.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........23 26 21 25 22 11 5 6 7 8 8 8
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).10 10 10 0 0 0 0 0 0 0 0 0
TEMP............88 83 79 76 75 72 72 71 69 69 68 68
RH..............45 53 60 66 69 76 76 81 87 84 90 90
APARNT TMP (F)..89 84 79 76 75 72 72 71 69 69 68 68
20 FT WIND DIR..SSE S SSE SSE S S SSW S SW W NNW N
20 FT WIND SPD..3 3 2 2 2 2 1 1 1 1 1 1
20 FT WIND GUST.6 6 3 3 3
SURFACE WND DIR.SSE S SSE SSE S S SSW S SW W NNW N
SURFACE WND SPD.3 3 2 2 2 2 1 1 1 1 1 1
SURFACE WND GST.6 6 3 3 3
MIX HGT (KM)....2.3 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.SSE S S S S S S SW SW SW W W
TRANSP WIND SPD.6 8 8 8 7 7 7 6 6 6 3 3
TRANS WIND DIR..SSE S S S S S S SW SW SW W W
TRANS SPD (M/S).3 4 4 4 3 3 3 3 3 3 1 1
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25 25
THURSDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........37 PERCENT.
MAX APPARENT TEMP...93.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING EAST AROUND 5 MPH EARLY IN
THE AFTERNOON, THEN SHIFTING TO THE SOUTHEAST
AROUND 6 MPH IN THE AFTERNOON.
MIXING HEIGHT (M)...122-2256 METERS AGL.
TRANSPORT WINDS.....WEST AROUND 3 MPH SHIFTING TO THE NORTH EARLY
IN THE MORNING, THEN SHIFTING TO THE EAST 6 TO
12 MPH IN THE LATE MORNING AND AFTERNOON.
TRANSPORT WINDS M/S.WEST AROUND 1 METERS/SECOND SHIFTING TO THE
NORTH EARLY IN THE MORNING, THEN SHIFTING TO
THE EAST 3 TO 5 METERS/SECOND IN THE LATE
MORNING AND AFTERNOON.
CEILING (KFT).......25.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH IN
THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........5 3 2 3 4 6 7 9 10 11 12 13
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............67 67 70 76 82 87 90 92 92 92 91 89
RH..............90 90 87 76 63 52 44 38 37 37 38 41
APARNT TMP (F)..67 67 70 76 85 90 92 93 93 93 92 89
20 FT WIND DIR..NNE NNE NE NE NE ENE E ESE ESE SE SE SE
20 FT WIND SPD..1 1 1 1 2 3 5 6 6 6 6 6
20 FT WIND GUST. 2 5 7 8 8 8 8 8
SURFACE WND DIR.NNE NNE NE NE NE ENE E ESE ESE SE SE SE
SURFACE WND SPD.1 1 1 1 2 3 5 6 6 6 6 6
SURFACE WND GST. 2 5 7 8 8 8 8 8
MIX HGT (KM)....0.1 0.1 0.1 0.1 0.7 0.7 0.7 2.3 2.3 2.3 2.1 2.1
TRANSP WIND DIR.W N N N E E E ESE ESE ESE ESE ESE
TRANSP WIND SPD.3 3 3 3 6 6 6 12 12 12 7 7
TRANS WIND DIR..W N N N E E E ESE ESE ESE ESE ESE
TRANS SPD (M/S).1 1 1 1 3 3 3 5 5 5 3 3
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25
FORECASTER...STANFIELD
REQUESTED BY...DAWSON PRIMES
TYPE OF REQUEST...HAZMAT
.TAG 2521992.3/LIX
.DELDT 09/17/25
.FORMATTERVERSION 2.0.0
.EMAIL VTRAVIS@TANGIPAHOA.ORG,SCHROEDER.HOPE@EPA.GOV,SR-LIX.FORECASTERS@NOAA.GOV,DAWSON.PRIMES@TANGIPAHOA.ORG
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