Spot Forecast
Issued by NWS New Orleans/Baton Rouge, LA

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136
FNUS74 KLIX 092036
FWSLIX

Spot Forecast for Roseland Event...Tangipahoa Parish EM
National Weather Service New Orleans LA
336 PM CDT Thu Oct 9 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...

First surge of drier air from passing frontal boundary will lead
to min RH values in the 45-55% range today and Friday. A
second surge of drier air will slide in late Friday and that will
lead to Min RH values this weekend ranging from the mid 30 to mid
40 percent. We will see north winds around 10 to 15 mph today and
Friday then as high pressure takes over winds will drop to around
5 mph this weekend.


.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 87.
Min humidity........50 percent.
Max apparent temp...88.
Surface winds (mph).North winds 13 to 14 mph.
Mixing height (m)...1036-1189 meters AGL.
Transport winds.....North around 15 mph.
Transport winds m/s.North around 7 meters/second.
CEILING (KFT).......25.
Wind (20 ft)........North winds 10 to 12 mph.

TIME (CDT)      2PM 3PM 4PM 5PM
Sky (%).........5   3   3   2
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0
Temp............85  85  86  84
RH..............55  53  50  51
Aparnt tmp (F)..88  87  88  85
20 FT wind dir..NNE N   N   N
20 FT wind spd..14  14  14  13
20 FT wind gust.20  20  20  21
Surface wnd dir.NNE N   N   N
Surface wnd spd.14  14  14  13
Surface wnd gst.20  20  20  21
Mix hgt (km)....1.0 1.0 1.2 1.2
Transp wind dir.N   N   N   N
Transp wind spd.15  15  15  15
Trans wind dir..N   N   N   N
Trans spd (m/s).7   7   7   7
Ceiling (kft)...25  25  25  25

.TONIGHT...

Sky/weather.........Clear (0-10 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 61.
Max humidity........78 percent.
Max apparent temp...83.
Surface winds (mph).Northeast winds 6 to 12 mph.
Mixing height (m)...152-1189 meters AGL.
Transport winds.....Northeast 12 to 15 mph.
Transport winds m/s.Northeast 5 to 7 meters/second.
CEILING (KFT).......25.
Wind (20 ft)........North winds 5 to 9 mph.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........2   2   1   2   3   2   2   2   1   3   5   9
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............82  78  73  71  69  67  66  64  64  63  62  62
RH..............55  58  66  66  66  68  68  73  70  72  75  78
Aparnt tmp (F)..83  78  73  71  69  67  66  64  64  63  62  62
20 FT wind dir..N   N   N   N   N   N   N   N   N   NNE NNE NNE
20 FT wind spd..12  10  10  10  10  9   8   7   6   6   6   6
20 FT wind gust.18  17  20  20  16  14  12  10  9   9   9   9
Surface wnd dir.N   N   N   N   N   N   N   N   N   NNE NNE NNE
Surface wnd spd.12  10  10  10  10  9   8   7   6   6   6   6
Surface wnd gst.18  17  20  20  16  14  12  10  9   9   9   9
Mix hgt (km)....1.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
Transp wind dir.N   N   N   N   NNE NNE NNE NNE NNE NNE NE  NE
Transp wind spd.15  13  13  13  14  14  14  12  12  12  12  12
Trans wind dir..N   N   N   N   NNE NNE NNE NNE NNE NNE NE  NE
Trans spd (m/s).7   6   6   6   6   6   6   5   5   5   5   5
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25  25  25

.FRIDAY...

Sky/weather.........Sunny (15-25 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 83.
Min humidity........53 percent.
Max apparent temp...83.
Surface winds (mph).Northeast winds 7 to 10 mph.
Mixing height (m)...152-1554 meters AGL.
Transport winds.....Northeast 10 to 12 mph.
Transport winds m/s.Northeast 4 to 5 meters/second.
CEILING (KFT).......25.
Wind (20 ft)........Northeast winds 6 to 8 mph.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........10  11  14  18  34  32  26  24  25  19  23  18
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............62  61  63  67  72  75  78  80  81  82  82  81
RH..............81  87  87  84  76  71  64  60  58  55  53  53
Aparnt tmp (F)..62  61  63  67  72  75  78  82  83  83  83  82
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NNE
20 FT wind spd..7   7   8   8   9   9   10  10  10  9   8   8
20 FT wind gust.9   10  12  13  14  15  15  16  15  14  13  12
Surface wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NNE
Surface wnd spd.7   7   8   8   9   9   10  10  10  9   8   8
Surface wnd gst.9   10  12  13  14  15  15  16  15  14  13  12
Mix hgt (km)....0.2 0.2 0.2 0.2 0.5 0.5 0.5 1.2 1.2 1.2 1.6 1.6
Transp wind dir.NE  ENE ENE ENE ENE ENE ENE ENE ENE ENE NE  NE
Transp wind spd.12  12  12  12  10  10  10  12  12  12  12  12
Trans wind dir..NE  ENE ENE ENE ENE ENE ENE ENE ENE ENE NE  NE
Trans spd (m/s).5   5   5   5   4   4   4   5   5   5   5   5
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25  25  25

$$
Forecaster...LIM
Requested by...Dawson Primes
Type of request...HAZMAT
.TAG 2523192.1/LIX
.DELDT 10/09/25
.FormatterVersion 2.0.0
.EMAIL schroeder.hope@epa.gov,vtravis@tangipahoa.org,dawson.primes@tangipahoa.org,sr-lix.forecaster@noaa.gov