Spot Forecast
Issued by NWS Huntsville, AL

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FNUS74 KHUN 161253 AAA
FWSHUN

Spot Forecast for Shelton...UPDATED
National Weather Service Huntsville AL
653 AM CST Thu Jan 16 2025

Forecast is based on ignition time of 1000 CST on January 16.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Dry weather will persist through the much of the day on Friday.
However, our next chance at rain returns Friday evening (50-70%
chance). Minimum relative humidity values at the burn site are
expected to dip to about 36% this afternoon and 42% Friday
afternoon. 20 foot winds are forecast to reach around 10 mph
today, with gusts to around 20 mph. Winds are then expected to
diminish through early this evening. Southerly winds between 5-10
mph are then forecast for Friday. Westerly transport winds will
reach between 20-25 mph today, then shift to be southerly and
range between 10-15 mph on Friday. Mixing heights are expected to
reach around 2600 ft this afternoon and 2200 ft Friday afternoon.
Lastly, good daytime dispersions today will become fair on Friday.

.TODAY...

Sky/weather.........Sunny (0-5 percent).
Max temperature.....Around 55.
Min humidity........37 percent.
Wind (20 ft)........West winds 5 to 8 mph with gusts to around 21
                    mph in the late morning and afternoon becoming
                    light.
Mixing height.......2600 ft AGL.
Transport winds.....West 18 to 25 mph decreasing to 10 to 15 mph
                    late in the afternoon.
LVORI...............2 decreasing to 1 through noon.

TIME (CST)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........2   1   2   2   2   2   2   3
WEATHER COV.....
WEATHER TYPE....
TEMP............47  50  52  54  55  55  53  50
RH..............52  47  40  38  37  39  40  47
20 FT WIND DIR..260 260 260 270 270 280 280 280
20 FT WIND SPD..8   9   10  9   9   8   6   5
20 FT WIND GUST.20  21  21  21  20  18  16  14
MIX HGT (KFT)...1.1 1.7 2.3 2.4 2.5 2.6 1.8 1.0
TRANSP WIND DIR.260 270 270 270 270 270 270 270
TRANSP WIND SPD.18  23  25  25  23  20  15  10
DISPERSION IDX..12  50  69  71  66  64  35  14
LVORI...........2   2   1   1   1   1   1   1

.TONIGHT...

Sky/weather.........Mostly clear (5-15 percent). Patchy freezing
                    fog overnight. Areas of freezing fog after 3
                    am, then patchy freezing fog early in the
                    morning.
Min temperature.....Around 29.
Max humidity........100 percent.
Wind (20 ft)........Light winds.
Mixing height.......100 ft AGL.
Transport winds.....Northwest 3 to 6 mph shifting to the east 1 to
                    2 mph after 3 am.
LVORI...............3 increasing to 10 through late tonight.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........2   3   3   4   3   4   2   11  13  16  21  21
WEATHER COV.....                                PTY ARS ARS PTY
WEATHER TYPE....                                FZF FZF FZF FZF
TEMP............45  41  39  38  36  35  34  33  32  31  30  30
RH..............59  70  76  79  82  85  89  92  96  100 100 97
20 FT WIND DIR..280 290 300 310 320 320 000 000 000 000 000 090
20 FT WIND SPD..2   2   2   1   1   0   0   0   0   0   0   0
20 FT WIND GUST.12  10  10  9   8   6   6   6   5   5   5   6
MIX HGT (KFT)...0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.280 280 290 300 300 320 320 340 020 030 060 110
TRANSP WIND SPD.6   5   5   5   5   3   3   2   1   1   1   2
DISPERSION IDX..2   1   1   0   0   0   2   1   1   1   1   1
LVORI...........3   3   3   6   6   6   7   7   7   10  10  10

.FRIDAY...

Sky/weather.........Sunny (20-30 percent) then becoming partly
                    sunny (60-70 percent). Patchy to areas of
                    freezing fog early in the morning.
Max temperature.....Around 57.
Min humidity........41 percent.
Wind (20 ft)........Light winds becoming south around 5 mph in the
                    afternoon, then becoming light late in the
                    afternoon.
Mixing height.......1900 ft AGL.
Transport winds.....Southeast 3 to 10 mph shifting to the south 10
                    to 16 mph in the late morning and afternoon.
LVORI...............9 decreasing to 1 through noon.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........20  17  8   7   13  19  25  30  35  41  57  73
WEATHER COV.....ARS PTY
WEATHER TYPE....FZF FZF
TEMP............29  30  33  40  45  49  54  54  56  57  55  52
RH..............99  97  100 79  65  55  47  46  42  41  43  50
20 FT WIND DIR..100 140 150 150 160 170 180 180 180 180 180 170
20 FT WIND SPD..0   1   2   2   3   5   6   6   6   6   6   5
20 FT WIND GUST.7   7   8   10  13  14  15  16  16  16  16  16
MIX HGT (KFT)...0.1 0.3 0.4 0.6 0.9 1.2 1.5 1.6 1.8 1.9 1.4 0.8
TRANSP WIND DIR.140 140 150 150 160 170 170 180 180 190 180 180
TRANSP WIND SPD.3   7   10  13  13  13  13  14  16  16  14  10
DISPERSION IDX..2   3   5   6   6   20  25  29  37  39  24  11
LVORI...........9   9   9   3   3   3   1   1   1   2   2   2

$$
Forecaster...Amiot
Requested by...Clark
Type of request...PRESCRIBED
.TAG 2500779.0/HUN
.DELDT 01/16/25
.FormatterVersion 2.0.0
.EMAIL kerry.clark@usda.gov