871
FNUS74 KHUN 221119
FWSHUN
SPOT FORECAST FOR BONEYARD...USFS
NATIONAL WEATHER SERVICE HUNTSVILLE AL
619 AM CDT THU OCT 22 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON OCTOBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY CONDITIONS PERSIST. AT IGNITION TIME, MIXING HEIGHTS ARE
FORECAST TO BE AROUND 800FT WITH TRANSPORT WINDS FROM THE NORTH-
NORTHEAST AT 8 MPH. MIXING HEIGHTS SHOULD RISE TO ABOVE 2000FT BY
NOON WITH TRANSPORT WINDS REMAINING FROM THE NORTHEAST AND
INCREASING TO 10 MPH. MIN RH VALUES ARE FORECAST TO DROP TO AROUND
30% THIS AFTERNOON.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-5 PERCENT).
TEMPERATURE.........63 AT IGNITION...MAX 77.
RH..................58 PERCENT AT IGNITION...MIN 29 PERCENT.
WIND (20 FT)........WINDS NORTH AT 2 MPH AT IGNITION...OTHERWISE
LIGHT WINDS BECOMING NORTH AROUND 5 MPH EARLY
IN THE AFTERNOON, THEN BECOMING LIGHT LATE IN
THE AFTERNOON.
MIXING HEIGHT.......800 FT AGL AT IGNITION...OTHERWISE 4200 FT AGL.
TRANSPORT WINDS.....NORTH 8 TO 12 MPH.
LVORI...............2.
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1 1 1 2 2 2 2 3
WEATHER COV.....
WEATHER TYPE....
TEMP............63 68 72 74 75 75 76 75
RH..............58 46 38 34 31 30 29 31
20 FT WIND DIR..010 020 020 020 020 020 010 010
20 FT WIND SPD..2 3 3 5 3 3 3 2
20 FT WIND GUST.10 10 12 12 12 12 12 10
MIX HGT (KFT)...0.8 1.8 3.2 3.7 4.0 4.2 4.1 2.0
TRANSP WIND DIR.030 030 030 030 020 010 010 010
TRANSP WIND SPD.8 8 10 9 10 10 12 9
DISPERSION IDX..4 19 40 42 50 52 56 23
LVORI...........2 2 2 1 1 1 2 2
TONIGHT
SKY/WEATHER.........CLEAR (0-5 PERCENT).
TEMPERATURE.........MIN 45.
RH..................MAX 100 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTH 8 TO 10 MPH.
LVORI...............5.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........2 3 2 3 1 1 3 2 2 1 2 2
WEATHER COV.....
WEATHER TYPE....
TEMP............70 64 60 58 56 55 53 52 53 51 48 47
RH..............44 60 72 75 77 80 86 89 86 89 96 95
20 FT WIND DIR..010 000 010 010 010 010 010 010 010 010 020 000
20 FT WIND SPD..2 1 1 2 2 2 1 1 1 1 1 1
20 FT WIND GUST.9 9 10 12 12 12 12 12 10 10 10 9
MIX HGT (KFT)...0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.010 010 010 010 020 020 020 020 030 040 040 040
TRANSP WIND SPD.8 9 10 9 9 9 10 10 10 9 9 9
DISPERSION IDX..5 4 5 5 5 5 5 5 5 4 4 4
LVORI...........2 3 3 3 4 4 4 5 5 5 8 8
FRIDAY
SKY/WEATHER.........SUNNY (0-5 PERCENT).
TEMPERATURE.........MAX 76.
RH..................MIN 35 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......4400 FT AGL.
TRANSPORT WINDS.....EAST 7 TO 9 MPH SHIFTING TO THE SOUTHEAST 6 TO
7 MPH LATE IN THE AFTERNOON.
LVORI...............5.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........2 2 0 0 0 0 0 2 1 2 2 2
WEATHER COV.....
WEATHER TYPE....
TEMP............46 45 49 55 62 67 70 73 74 74 75 74
RH..............97 99 100 84 62 52 46 42 40 36 35 37
20 FT WIND DIR..000 010 020 060 070 090 110 120 120 110 110 000
20 FT WIND SPD..1 1 2 2 2 2 2 2 1 1 1 0
20 FT WIND GUST.9 9 9 9 9 9 8 8 8 7 7 6
MIX HGT (KFT)...0.4 0.4 0.5 1.0 1.6 2.2 2.9 3.4 4.1 4.4 4.3 2.1
TRANSP WIND DIR.060 060 060 080 100 110 110 110 130 120 110 100
TRANSP WIND SPD.9 9 9 9 9 8 8 7 7 7 6 6
DISPERSION IDX..4 4 4 4 4 22 29 29 36 38 31 15
LVORI...........8 6 6 6 2 2 2 1 1 1 2 2
FORECASTER...CRAMER
REQUESTED BY...CLARK
TYPE OF REQUEST...PRESCRIBED
.TAG 2624303.0/HUN
.DELDT 10/22/26
.FORMATTERVERSION 2.0.0
.EMAIL KERRY.CLARK@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page