837
FNUS74 KLIX 132004
FWSLIX
SPOT FORECAST FOR INCIDENT ROSELAND EVENT...TANGIPAHOA PARISH EMERGENCY MANAGEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
204 PM CST SAT DEC 13 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
MOISTURE CONTINUES TO FEED IN THANKS TO ONSHORE FLOW, KEEPING
HIGHER RH VALUES AROUND TODAY. A STRONG COLD FRONT WILL BRING A
CHANCE OF RAIN TO THE AREA TONIGHT INTO SUNDAY MORNING. THIS WILL
BE FOLLOWED BY A VERY DRY, COLD, AND BREEZY PERIOD OF WEATHER ON
MONDAY. MINIMUM RH VALUES SHOULD FALL TO BETWEEN 25 AND
35 PERCENT MONDAY AFTERNOON. CONDITIONS WILL GRADUALLY MOISTEN AS
WE MOVE INTO TUESDAY AND WEDNESDAY AS WINDS TURN SOUTHERLY.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........76 PERCENT.
MAX APPARENT TEMP...72.
SURFACE WINDS (MPH).SOUTH WINDS AROUND 6 MPH LATE IN THE AFTERNOON
BECOMING LIGHT.
MIXING HEIGHT (M)...213-1158 METERS AGL.
TRANSPORT WINDS.....SOUTHWEST 7 TO 9 MPH.
TRANSPORT WINDS M/S.SOUTHWEST 3 TO 4 METERS/SECOND.
CEILING (KFT).......18 DECREASING TO 12 LATE IN THE AFTERNOON, THEN
INCREASING TO 16 LATE IN THE AFTERNOON.
WIND (20 FT)........SOUTHWEST WINDS AROUND 6 MPH LATE IN THE
AFTERNOON BECOMING LIGHT.
TIME (CST) 3PM 4PM 5PM
SKY (%).........20 21 32
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).10 10 10
TEMP............72 68 63
RH..............76 84 100
APARNT TMP (F)..72 68 63
20 FT WIND DIR..SSW SSW S
20 FT WIND SPD..6 6 3
20 FT WIND GUST.9 8 6
SURFACE WND DIR.SSW SSW S
SURFACE WND SPD.6 6 3
SURFACE WND GST.9 8 6
MIX HGT (KM)....1.2 0.7 0.2
TRANSP WIND DIR.SW SW SSW
TRANSP WIND SPD.9 8 7
TRANS WIND DIR..SW SW SSW
TRANS SPD (M/S).4 4 3
CEILING (KFT)...18 12 16
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN
SHOWERS IN THE EVENING, THEN RAIN SHOWERS
LIKELY OVERNIGHT. PATCHY FOG OVERNIGHT.
CHANCE OF PCPN......60 PERCENT.
MIN TEMPERATURE.....AROUND 44.
MAX HUMIDITY........100 PERCENT.
MAX APPARENT TEMP...59.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING NORTH 5 TO 14 MPH
OVERNIGHT.
MIXING HEIGHT (M)...122-518 METERS AGL.
TRANSPORT WINDS.....SOUTH 5 TO 7 MPH SHIFTING TO THE WEST AROUND 6
MPH OVERNIGHT, THEN SHIFTING TO THE NORTH 7 TO
10 MPH OVERNIGHT INCREASING TO 18 TO 22 MPH
AFTER 3 AM.
TRANSPORT WINDS M/S.SOUTH AROUND 3 METERS/SECOND BECOMING 2 TO 3
METERS/SECOND IN THE EVENING, THEN SHIFTING TO
THE WEST AROUND 3 METERS/SECOND OVERNIGHT
SHIFTING TO THE NORTH 3 TO 4 METERS/SECOND
OVERNIGHT INCREASING TO 8 TO 10 METERS/SECOND.
CEILING (KFT).......17 DECREASING TO 11 EARLY IN THE EVENING, THEN
DECREASING TO 7.1 LATE IN THE EVENING
DECREASING TO 5.9 LATE IN THE EVENING
DECREASING TO 2.9 DECREASING TO 1.5 OVERNIGHT
DECREASING TO 0.9 DECREASING TO 0.5 AFTER 3 AM
INCREASING TO 0.7 INCREASING TO 0.8 EARLY IN
THE MORNING.
WIND (20 FT)........LIGHT WINDS BECOMING NORTH 5 TO 13 MPH
OVERNIGHT.
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........43 51 53 57 57 58 62 71 84 90 91 90
WEATHER COV..... SCH SCH SCH CHC CHC CHC CHC LKY LKY CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CHC OF PCPN (%).10 20 20 20 30 40 50 50 60 60 50 30
TEMP............59 57 55 53 52 51 50 49 49 48 47 46
RH..............100 100 100 100 100 100 100 100 100 100 100 100
APARNT TMP (F)..59 57 55 53 52 51 50 49 47 45 42 40
20 FT WIND DIR..S SSE S SSE SSE SW WNW NNW N N N N
20 FT WIND SPD..2 2 2 2 1 1 1 2 5 7 10 14
20 FT WIND GUST.3 3 7 10 16 20
SURFACE WND DIR.S SSE S SSE SSE SW WNW NNW N N N N
SURFACE WND SPD.2 2 2 2 1 1 1 2 5 7 10 14
SURFACE WND GST.3 3 7 10 16 20
MIX HGT (KM)....0.2 0.2 0.2 0.2 0.1 0.2 0.2 0.2 0.2 0.3 0.4 0.5
TRANSP WIND DIR.SSW S S SSE S SSW W N N N N N
TRANSP WIND SPD.6 6 5 7 6 5 6 7 9 10 18 22
TRANS WIND DIR..SSW S S SSE S SSW W N N N N N
TRANS SPD (M/S).3 3 2 3 3 2 3 3 4 4 8 10
CEILING (KFT)...17 11 11 7.1 5.9 2.9 1.6 1.5 0.9 0.5 0.7 0.8
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) THEN BECOMING
SUNNY (20-30 PERCENT). SLIGHT CHANCE OF RAIN
SHOWERS EARLY IN THE MORNING.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 51.
MIN HUMIDITY........44 PERCENT.
MIN APPARENT TEMP...32.
SURFACE WINDS (MPH).NORTH WINDS 15 TO 21 MPH.
MIXING HEIGHT (M)...427-884 METERS AGL.
TRANSPORT WINDS.....NORTH 17 TO 25 MPH.
TRANSPORT WINDS M/S.NORTH 8 TO 11 METERS/SECOND.
CEILING (KFT).......1.0 INCREASING TO 23.
WIND (20 FT)........NORTH WINDS 14 TO 18 MPH.
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........89 86 70 66 45 28 19 12 7 3 3 4
WEATHER COV.....SCH
WEATHER TYPE....RW
TSTM COV........
CHC OF PCPN (%).20 10 10 0 0 0 0 0 0 0 0 0
TEMP............44 45 46 48 49 50 50 50 50 49 45 41
RH..............100 100 96 83 74 66 58 54 48 44 45 50
APARNT TMP (F)..37 38 39 41 42 44 44 43 44 43 37 32
20 FT WIND DIR..N N N N N N N N NNE N NNE N
20 FT WIND SPD..15 17 18 18 20 20 18 21 20 18 18 17
20 FT WIND GUST.23 25 26 26 30 30 28 31 30 26 26 25
SURFACE WND DIR.N N N N N N N N NNE N NNE N
SURFACE WND SPD.15 17 18 18 20 20 18 21 20 18 18 17
SURFACE WND GST.23 25 26 26 30 30 28 31 30 26 26 25
MIX HGT (KM)....0.5 0.5 0.6 0.6 0.6 0.7 0.8 0.9 0.9 0.9 0.8 0.4
TRANSP WIND DIR.N N N NNE N N N N N N N N
TRANSP WIND SPD.22 22 24 24 23 24 24 25 23 23 22 17
TRANS WIND DIR..N N N NNE N N N N N N N N
TRANS SPD (M/S).10 10 11 11 10 11 11 11 10 10 10 8
CEILING (KFT)...1.0 1.2 1.4 1.5 2.2 6.2 11 14 16 18 21 23
FORECASTER...SCHLOTZHAUER
REQUESTED BY...DAWSON
TYPE OF REQUEST...HAZMAT
.TAG 2527316.4/LIX
.DELDT 12/13/25
.FORMATTERVERSION 2.0.0
.EMAIL DAWSON.PRIMES@TANGIPAHOA.ORG,VTRAVIS@TANGIPAHOA.ORG,SR-LIX.FORECASTERS@NOAA.GOV,SSRESPONSE@RESPONSEGROUPINC.COM
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