Text Products for FWS Issued by HUN

Spot Forecast
Issued by NWS Huntsville, AL
Versions: 1 2 3 4
000
FNUS74 KHUN 241018
FWSHUN

Spot Forecast for Houston / McaHann...USFS
National Weather Service Huntsville AL
518 AM CDT Wed Apr 24 2024

Forecast is based on ignition time of 1000 CDT on April 24.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

A cold front will be moving through the region this morning,
veering winds from the west at ignition to the northwest by
midday, around 10 mph. RH values will run higher than yesterday
and only bottom out around 41% this afternoon. Mixing heights
will increase from 1.1 kft at ignition to 5.9 kft this
afternoon, aiding dispersion in spite of some slightly weaker
winds today. Rain chances will remain near 0% through this evening
and fuels will remain very dry as a result.


.REST OF TODAY...

Sky/weather.........Sunny (15-25 percent) then becoming mostly
                    sunny (40-50 percent).
Temperature.........68 at ignition...Max 77.
RH..................59 percent at ignition...Min 41 percent.
Wind (20 ft)........Winds west at 8 mph at ignition...otherwise
                    Northwest winds 5 to 7 mph.
Chance of pcpn......10 percent.
Mixing height.......1100 ft AGL at ignition...otherwise 5900 ft
                    AGL.
Transport winds.....Northwest 6 to 9 mph.
LVORI...............2.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........22  57  57  57  57  57  57  28
WEATHER COV.....
WEATHER TYPE....
TEMP............68  71  71  73  75  76  76  77
RH..............59  55  55  53  48  45  43  42
20 FT WIND DIR..290 290 300 310 320 320 330 330
20 FT WIND SPD..8   7   7   7   7   7   6   6
20 FT WIND GUST.13  12  12  10  12  12  9   9
MIX HGT (KFT)...1.1 1.8 2.5 3.2 4.1 5.0 5.9 4.1
TRANSP WIND DIR.260 270 290 300 300 310 310 310
TRANSP WIND SPD.9   9   8   7   8   8   8   6
DISPERSION IDX..6   21  23  23  30  33  36  30
LVORI...........2   2   2   2   2   2   2   2
CHC OF PCPN (%).0   0   0   0   0   0   0   10

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent) then becoming
                    mostly cloudy (45-55 percent) then becoming
                    partly cloudy (25-35 percent).
Temperature.........Min 51.
RH..................Max 89 percent.
Wind (20 ft)........North winds around 5 mph early in the evening
                    becoming light, then becoming northeast 5 to 7
                    mph in the late evening and overnight.
Chance of pcpn......10 percent.
Mixing height.......100 ft AGL.
Transport winds.....Northwest 0 to 3 mph shifting to the north 3 to
                    5 mph overnight.
LVORI...............4.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........39  52  50  41  30  20  11  12  9   12  9   6
WEATHER COV.....
WEATHER TYPE....
TEMP............75  73  69  64  61  59  58  56  55  53  53  52
RH..............41  49  57  65  72  78  77  80  83  86  83  86
20 FT WIND DIR..330 350 000 000 010 020 030 030 030 030 030 030
20 FT WIND SPD..6   6   0   6   6   6   7   8   7   6   6   6
20 FT WIND GUST.9   8   8   8   8   10  10  12  10  10  10  9
MIX HGT (KFT)...2.2 0.4 0.4 0.3 0.3 0.2 0.2 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.300 300 310 320 320 340 010 020 020 020 020 020
TRANSP WIND SPD.2   0   0   1   2   3   3   5   5   5   5   5
DISPERSION IDX..7   0   0   0   1   1   2   3   2   2   2   2
LVORI...........2   3   3   3   4   4   4   5   5   5   6   6
CHC OF PCPN (%).10  0   0   0   0   0   0   0   0   0   0   0

.THURSDAY...

Sky/weather.........Mostly sunny (30-40 percent) then becoming
                    mostly cloudy (70-80 percent).
Temperature.........Max 78.
RH..................Min 39 percent.
Wind (20 ft)........Northeast winds around 5 mph shifting to the
                    southeast in the late morning and early
                    afternoon, then becoming light late in the
                    afternoon.
Chance of pcpn......10 percent.
Mixing height.......6000 ft AGL.
Transport winds.....Northeast 5 to 6 mph shifting to the south 2 to
                    5 mph in the afternoon.
LVORI...............4.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........9   12  9   13  18  17  32  47  55  64  72  75
WEATHER COV.....
WEATHER TYPE....
TEMP............51  52  56  60  68  71  74  76  77  78  78  77
RH..............89  86  80  75  59  51  47  43  42  40  39  42
20 FT WIND DIR..030 040 060 080 100 100 120 130 130 140 140 120
20 FT WIND SPD..6   6   6   6   6   6   6   6   6   5   5   5
20 FT WIND GUST.8   8   9   9   8   7   7   7   7   6   6   7
MIX HGT (KFT)...0.1 0.1 0.5 0.8 1.2 2.7 4.2 5.7 5.8 5.9 6.0 4.3
TRANSP WIND DIR.030 030 050 090 110 140 200 220 210 190 170 140
TRANSP WIND SPD.5   5   6   7   7   6   3   2   2   2   3   5
DISPERSION IDX..2   2   3   3   3   20  18  16  15  15  23  23
LVORI...........6   5   5   5   2   2   2   2   2   2   2   2
CHC OF PCPN (%).0   0   0   0   0   0   0   10  10  10  10  10

$$
Forecaster...Pritchett
Requested by...Moore
Type of request...PRESCRIBED
.TAG 2412071.0/HUN
.DELDT 04/24/24
.FormatterVersion 2.0.0
.EMAIL gary.c.moore@usda.gov
National Weather Service Weather Forecast Office
