450
FNUS74 KHUN 030521
FWSHUN

Spot Forecast for Walston Ridge...USFS
National Weather Service Huntsville AL
1221 AM CDT Thu Apr 3 2025

Forecast is based on ignition time of 0900 CDT on April 03.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...
Isolated showers will be possible early this morning, and cannot totally
rule out a thunderstorm. But at this time, it is likely these will
remain northwest of the burn location today. South winds will remain
gusty through today into tonight, with daytime gusts of 20-25 mph and
transport winds running steadily at 25-29 mph. Warm temperatures are
forecast once again with highs near 84 degrees with RH dropping only
to 48 percent during peak heating. Mixing heights will peak around
4800 ft AGL.

.REST OF TODAY...

Sky/weather.........Partly sunny (55-65 percent). Slight chance of
                    showers late in the afternoon.
Max temperature.....Around 84.
Min humidity........48 percent.
Wind (20 ft)........South winds 7 to 9 mph with gusts to around 23
                    mph.
CWR.................10 percent.
Chance of pcpn......20 percent.
Mixing height.......4800 ft AGL.
Transport winds.....South 25 to 29 mph.
LVORI...............3.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........68  78  71  65  68  60  53  53  45
WEATHER COV.....                            SCH
WEATHER TYPE....                            RW
TEMP............72  74  76  78  80  82  83  84  84
RH..............81  74  69  64  58  53  51  48  48
20 FT WIND DIR..180 180 190 190 190 190 180 180 180
20 FT WIND SPD..8   9   10  10  10  10  10  10  10
20 FT WIND GUST.22  23  23  23  22  23  23  23  22
MIX HGT (KFT)...2.5 2.5 3.1 3.3 3.9 4.6 4.8 4.4 4.0
TRANSP WIND DIR.190 190 190 190 190 190 190 190 190
TRANSP WIND SPD.25  25  26  26  28  29  29  29  26
DISPERSION IDX..34  34  86  90  101 115 117 112 126
LVORI...........4   1   1   1   1   1   1   1   1
CWR.............0   0   0   10  10  10  10  20  10
CHC OF PCPN (%).0   0   0   10  10  10  10  20  10

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent) then becoming
                    mostly cloudy (65-75 percent). Slight chance of
                    showers early in the evening.
Min temperature.....Around 68.
Max humidity........93 percent.
Wind (20 ft)........South winds 6 to 7 mph with gusts to around 23
                    mph.
CWR.................20 percent decreasing to 10 percent.
Chance of pcpn......20 percent.
Mixing height.......700 ft AGL.
Transport winds.....South 16 to 23 mph.
LVORI...............3.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........42  35  38  33  46  52  47  71  77  74  75  59
WEATHER COV.....SCH
WEATHER TYPE....RW
TEMP............83  80  78  75  75  73  72  72  71  70  69  69
RH..............49  56  60  69  71  76  79  79  81  87  90  90
20 FT WIND DIR..180 170 170 170 180 180 180 180 180 180 180 170
20 FT WIND SPD..8   7   7   8   8   8   8   8   7   7   6   6
20 FT WIND GUST.21  20  21  22  22  23  23  23  23  22  21  21
MIX HGT (KFT)...3.4 1.0 0.7 0.7 0.7 0.8 0.8 1.1 1.2 1.2 1.3 0.8
TRANSP WIND DIR.180 180 180 180 180 180 180 180 180 180 180 180
TRANSP WIND SPD.23  20  20  20  21  22  21  21  21  21  20  16
DISPERSION IDX..96  25  19  18  20  18  19  19  14  14  13  11
LVORI...........1   2   2   2   3   3   3   4   4   4   5   5
CWR.............20  10  10  0   0   0   0   0   0   0   0   0
CHC OF PCPN (%).20  10  10  0   0   0   0   0   0   0   0   0

.FRIDAY...

Sky/weather.........Partly sunny (50-60 percent).
Max temperature.....Around 86.
Min humidity........43 percent.
Wind (20 ft)........South winds 6 to 9 mph with gusts to around 21
                    mph.
CWR.................10 percent.
Chance of pcpn......10 percent.
Mixing height.......5000 ft AGL.
Transport winds.....South 15 to 23 mph.
LVORI...............3.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........62  71  52  54  56  50  43  37  36  35  34  40
WEATHER COV.....
WEATHER TYPE....
TEMP............69  68  70  72  74  77  80  82  84  86  86  85
RH..............90  93  90  84  76  67  59  53  48  44  43  44
20 FT WIND DIR..170 170 170 170 170 170 180 180 180 180 180 180
20 FT WIND SPD..6   6   6   7   8   9   10  10  10  10  9   8
20 FT WIND GUST.20  20  20  20  21  21  21  21  21  21  21  20
MIX HGT (KFT)...0.6 0.7 1.5 2.0 2.4 2.8 3.2 3.6 4.4 5.0 5.0 4.0
TRANSP WIND DIR.180 180 180 180 180 180 190 190 190 190 190 190
TRANSP WIND SPD.15  15  17  18  18  20  22  23  23  23  22  21
DISPERSION IDX..10  10  12  12  25  69  86  101 119 132 127 98
LVORI...........5   5   5   5   1   1   1   1   1   1   1   1
CWR.............0   0   0   0   0   0   0   10  10  10  10  10
CHC OF PCPN (%).0   0   0   0   0   0   0   10  10  10  10  10

$$
Forecaster...Kula
Requested by...Clark
Type of request...PRESCRIBED
.TAG 2508724.0/HUN
.DELDT 04/03/25
.FormatterVersion 2.0.0
.EMAIL gary.c.moore@usda.gov,kerry.clark@usda.gov