Spot Forecast
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077
FNUS74 KLIX 061921
FWSLIX

Spot Forecast for Roseland Event...Tangipahoa Parish Emergency Management
National Weather Service New Orleans LA
121 PM CST Sat Dec 6 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...

Periods of light to moderate rain will continue through the
weekend, gradually drying out later Sunday. Another cold front
moves through on Sunday night with high pressure building in
early next week. Min RH values drop back to around 50% Tuesday
and Wednesday, but gradual moisture return will bring MinRH
higher as the week progresses.


.REST OF TODAY...

Sky/weather.........Partly sunny (65-75 percent).
Chance of pcpn......10 percent.
Max temperature.....Around 59.
Min humidity........75 percent.
Max apparent temp...58.
Surface winds (mph).Light winds.
Mixing height (m)...122-549 meters AGL.
Transport winds.....East 3 to 6 mph.
Transport winds m/s.Southeast 1 to 3 meters/second.
CEILING (KFT).......0.9 increasing to 1.1 late in the afternoon,
                    then decreasing to 0.9 late in the afternoon.
Wind (20 ft)........Light winds.

TIME (CST)      2PM 3PM 4PM 5PM
Sky (%).........80  61  60  55
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).10  10  10  0
Temp............56  58  57  55
RH..............80  75  77  83
Aparnt tmp (F)..56  58  57  55
20 FT wind dir..ESE ESE ESE ESE
20 FT wind spd..3   3   3   2
20 FT wind gust.6   7   7   7
Surface wnd dir.ESE ESE ESE ESE
Surface wnd spd.3   3   3   2
Surface wnd gst.6   7   7   7
Mix hgt (km)....0.5 0.5 0.5 0.1
Transp wind dir.ESE ESE ESE ESE
Transp wind spd.3   3   6   6
Trans wind dir..ESE ESE ESE ESE
Trans spd (m/s).1   1   3   3
Ceiling (kft)...0.9 1.1 1.1 0.9

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent).
Chance of pcpn......10 percent.
Min temperature.....Around 46.
Max humidity........100 percent.
Max apparent temp...52.
Surface winds (mph).Light winds.
Mixing height (m)...122-152 meters AGL.
Transport winds.....Southeast 3 to 8 mph.
Transport winds m/s.Southeast 1 to 4 meters/second.
CEILING (KFT).......1.1 decreasing to 0.8 early in the evening,
                    then decreasing to 0.7 early in the evening
                    decreasing to 0.6 late in the evening
                    decreasing to 0.5 decreasing to 0.2 overnight
                    increasing to 0.3.
Wind (20 ft)........Light winds.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........65  73  70  75  79  88  90  91  88  92  93  93
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   10  10  10  10  10  10
Temp............52  49  48  48  47  48  49  48  50  50  50  51
RH..............93  100 100 100 100 100 100 100 100 100 100 100
Aparnt tmp (F)..52  49  48  48  47  48  49  48  50  50  50  51
20 FT wind dir..SE  SE  ESE ESE SE  SE  SE  SE  SE  SE  ESE ESE
20 FT wind spd..2   2   2   2   2   2   2   1   1   1   1   1
20 FT wind gust.7   7   7   7   7   7   7   6   6   6   5   5
Surface wnd dir.SE  SE  ESE ESE SE  SE  SE  SE  SE  SE  ESE ESE
Surface wnd spd.2   2   2   2   2   2   2   1   1   1   1   1
Surface wnd gst.7   7   7   7   7   7   7   6   6   6   5   5
Mix hgt (km)....0.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.1 0.1
Transp wind dir.ESE ESE SE  SE  SE  SE  SE  SE  SSE SE  SE  SE
Transp wind spd.7   7   7   8   8   7   7   7   7   6   5   3
Trans wind dir..ESE ESE SE  SE  SE  SE  SE  SE  SSE SE  SE  SE
Trans spd (m/s).3   3   3   4   4   3   3   3   3   3   2   1
Ceiling (kft)...1.1 0.8 0.7 0.6 0.6 0.5 0.5 0.5 0.2 0.2 0.2 0.3

.SUNDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of
                    rain showers early in the morning. Slight
                    chance of rain showers early in the afternoon,
                    then chance of rain showers late in the
                    afternoon.
Chance of pcpn......40 percent.
Max temperature.....Around 69.
Min humidity........81 percent.
Max apparent temp...68.
Surface winds (mph).Light winds becoming west around 5 mph late in
                    the afternoon, then becoming light late in the
                    afternoon.
Mixing height (m)...122-640 meters AGL.
Transport winds.....East around 3 mph shifting to the west 6 to 9
                    mph late in the morning.
Transport winds m/s.East around 1 meters/second shifting to the
                    southeast in the morning, then shifting to the
                    west 3 to 4 meters/second late in the morning.
CEILING (KFT).......0.3 decreasing to 0.2 early in the morning,
                    then increasing to 0.3 late in the morning
                    increasing to 0.6 late in the morning
                    increasing to 1.1.
Wind (20 ft)........Light winds becoming southwest around 5 mph
                    late in the afternoon, then becoming light late
                    in the afternoon.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........84  89  83  84  78  78  80  64  61  71  68  81
Weather cov.....SCH                             SCH SCH CHC CHC
Weather type....RW                              RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).20  10  10  10  10  10  10  10  20  20  40  40
Temp............51  52  54  57  60  64  66  67  68  68  67  65
RH..............100 100 100 100 96  93  90  87  84  81  84  90
Aparnt tmp (F)..51  52  54  57  60  64  66  67  68  68  67  65
20 FT wind dir..E   ESE E   ESE SSE SSW SW  SW  WSW WSW W   NW
20 FT wind spd..1   1   1   2   2   2   3   5   5   5   5   3
20 FT wind gust.5   5   5   6   7   7   8   8   8   8   8   8
Surface wnd dir.E   ESE E   ESE SSE SSW SW  SW  WSW WSW W   NW
Surface wnd spd.1   1   1   2   2   2   3   5   5   5   5   3
Surface wnd gst.5   5   5   6   7   7   8   8   8   8   8   8
Mix hgt (km)....0.1 0.1 0.1 0.1 0.2 0.3 0.4 0.5 0.5 0.6 0.4 0.2
Transp wind dir.E   ESE E   E   SSE WNW W   W   W   W   W   NW
Transp wind spd.3   3   3   3   3   6   7   7   7   9   7   7
Trans wind dir..E   ESE E   E   SSE WNW W   W   W   W   W   NW
Trans spd (m/s).1   1   1   1   1   3   3   3   3   4   3   3
Ceiling (kft)...0.3 0.2 0.2 0.2 0.3 0.6 1.1 1.1 1.3 1.5 1.3 1.1

$$
Forecaster...BANNAN
Requested by...Dawson Primes
Type of request...HAZMAT
.TAG 2526954.3/LIX
.DELDT 12/06/25
.FormatterVersion 2.0.0
.EMAIL ssresponse@resonsegroupinc.com,vtravis@tangipahoa.org,sr-lix.forecaster@noaa.gov,dawson.primes@tangipahoa.org