Spot Forecast
Issued by NWS Shreveport, LA

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572
FNUS74 KSHV 031341
FWSSHV

Spot Forecast for Dierks Lake...USACE
National Weather Service Shreveport LA
741 AM CST Tue Dec 3 2024

Forecast is based on ignition time of 1000 CST on December 03.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (318) 631-3669 ext. 241, if you have questions
or concerns with this forecast.

.DISCUSSION...
High pressure across the region today to allow for mostly sunny
skies this morning, with clouds possibly returning late this
evening. Expect light east winds becoming southeast this
afternoon with afternoon relative humidity values forecast to fall
to around 35 percent.


.REST OF TODAY...

Sky/weather.........Sunny (0-5 percent).
CWR.................0 percent.
Temperature.........37 at ignition...Max 50.
RH..................54 percent at ignition...Min 36 percent.
Wind (20 ft)........
 Slope/valley.......Winds east at 5 mph at ignition...otherwise
                    East winds around 5 mph late in the morning
                    becoming light.
Mixing height.......1700 ft AGL at ignition...otherwise 2200 ft
                    AGL.
Mixing height (m)...1700 meters AGL at ignition...otherwise 213-671
                    meters AGL.
Transport winds.....Southeast 5 to 9 mph decreasing to around 5 mph
                    late in the afternoon.
Transport winds m/s.Southeast 2 to 3 meters/second.
Dispersion index....17 decreasing to 8 late in the afternoon.
LVORI...............2.

TIME (CST)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........3   3   3   3   2   1   0   1
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0
Temp............37  40  42  45  47  48  50  46
RH..............54  46  41  36  35  35  33  38
20 FT wind dir..E   E   E   SE  SE  SE  SE  SE
20 FT wind spd..5   4   3   3   3   3   2   2
20 FT wind gust.10  7   7   6   6   6   6   6
Mix hgt (kft)...1.7 1.9 2.0 2.1 2.2 2.2 2.0 0.7
Mix hgt (km)....0.5 0.6 0.6 0.6 0.7 0.7 0.6 0.2
Transp wind dir.E   E   SE  SE  SE  SE  SE  SE
Transp wind spd.9   7   6   5   5   5   5   5
Trans wind dir..E   E   SE  SE  SE  SE  SE  SE
Trans spd (m/s).4   3   3   2   2   2   2   2
Dispersion idx..21  18  15  14  14  13  10  6
LVORI...........2   2   2   2   2   2   2   2

.TONIGHT...

Sky/weather.........Partly cloudy (20-30 percent) then becoming
                    mostly cloudy (50-60 percent).
CWR.................0 percent.
Temperature.........Min 32.
RH..................Max 85 percent.
Wind (20 ft)........
 Slope/valley.......Light winds.
Mixing height.......600 ft AGL.
Mixing height (m)...183 meters AGL.
Transport winds.....Southeast 6 to 7 mph shifting to the southwest
                    5 to 6 mph after 3 am.
Transport winds m/s.Southeast around 3 meters/second shifting to
                    the southwest 2 to 3 meters/second after 3 am.
Dispersion index....3.
LVORI...............4.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........2   4   3   3   6   5   6   12  29  49  55  56
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............42  40  36  34  33  33  32  32  32  33  33  33
RH..............53  59  69  75  75  75  75  78  78  81  82  82
20 FT wind dir..SE  SE  SE  SE  N   N   N   N   SE  SW  SW  SW
20 FT wind spd..2   1   1   1   0   0   0   0   1   1   1   1
20 FT wind gust.5   4   4   4   4   2   2   2   2   4   4   5
Mix hgt (kft)...0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6
Mix hgt (km)....0.2 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.SE  SE  SE  SE  SE  SE  S   S   S   S   SW  SW
Transp wind spd.7   6   6   6   6   7   7   6   6   7   6   5
Trans wind dir..SE  SE  SE  SE  SE  SE  S   S   S   S   SW  SW
Trans spd (m/s).3   3   3   3   3   3   3   3   3   3   3   2
Dispersion idx..3   2   2   3   3   3   3   3   3   3   3   4
LVORI...........2   3   3   4   4   4   4   4   5   5   5   4

$$
Forecaster...MAYEAUX
Requested by...Will Posey
Type of request...PRESCRIBED
.TAG 2427659.0/SHV
.DELDT 12/03/24
.FormatterVersion 1.0.26
.EMAIL william.d.posey@usace.army.mil