312
FNUS74 KBMX 010637
FWSBMX
SPOT FORECAST FOR COMPARTMENT 146 RX...USFS
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1237 AM CST SUN MAR 1 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 CST ON MARCH 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
RH VALUES WILL DROP RAPIDLY THROUGH THE LATE MORNING INTO THE
AFTERNOON HOURS, REACHING AROUND 30 PERCENT BY MID AFTERNOON. DEEP
MIXING IS EXPECTED TODAY WITH STRONG SURFACE HEATING. WINDS WILL
BE EXTREMELY LIGHT FROM THE SURFACE TO 10000 FEET AGL. A RAPID
RISE IN RH VALUES IS EXPECTED AT SUNSET WITH CALM WINDS.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......6500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 3 MPH SHIFTING TO THE SOUTHEAST 2
TO 3 MPH.
DISPERSION INDEX....2 INCREASING TO 19 LATE IN THE MORNING, THEN
INCREASING TO 26 EARLY IN THE AFTERNOON
DECREASING TO 11 LATE IN THE AFTERNOON.
LVORI...............5.
TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........14 24 6 23 37 30
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............47 57 66 75 78 78
RH..............100 80 63 40 31 31
20 FT WIND......N 0 N 0 N 0 S 1 S 1 SE 1
20 FT WIND GUST.4 2 2 5 4 4
20 FT WIND DIR..000 000 000 160 170 140
MIX HGT (FT)....300 500 2100 4800 6000 4600
TRANSPORT WIND..SE 3 SW 2 S 3 SE 3 SE 3 SE 2
DISPERSION IDX..2 1 2 21 25 13
LVORI...........7 7 3 2 2 2
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 8 MPH.
DISPERSION INDEX....3.
LVORI...............5.
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........39 30 21 16 26 41
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............68 62 59 56 54 53
RH..............53 67 75 80 90 89
20 FT WIND......N 0 N 0 N 0 N 0 SE 1 SE 1
20 FT WIND GUST.5 4 5 5 5 6
20 FT WIND DIR..000 000 000 000 120 120
MIX HGT (FT)....300 300 200 200 200 300
TRANSPORT WIND..SE 5 SE 6 SE 7 SE 7 SE 8 S 7
DISPERSION IDX..2 2 1 3 4 3
LVORI...........3 3 3 5 5 6
MONDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH EARLY
IN THE AFTERNOON, THEN BECOMING LIGHT LATE IN
THE AFTERNOON.
MIXING HEIGHT.......5800 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 7 TO 16 MPH.
DISPERSION INDEX....4 INCREASING TO 59 LATE IN THE MORNING, THEN
INCREASING TO 84 EARLY IN THE AFTERNOON
INCREASING TO 98 EARLY IN THE AFTERNOON
DECREASING TO 67 DECREASING TO 33 LATE IN THE
AFTERNOON.
LVORI...............4.
TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........21 11 16 20 18 15
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............51 58 66 73 77 75
RH..............100 80 58 41 33 36
20 FT WIND......E 1 E 2 SE 2 SE 5 SE 6 SE 3
20 FT WIND GUST.6 8 10 11 12 10
20 FT WIND DIR..090 110 140 150 150 150
MIX HGT (FT)....300 700 2200 4800 5500 4000
TRANSPORT WIND..SE 7 SE 9 SE 12 S 15 S 16 S 14
DISPERSION IDX..3 4 5 84 100 67
LVORI...........6 6 2 1 1 1
FORECASTER...GRANTHAM
REQUESTED BY...MATT NEAL
TYPE OF REQUEST...PRESCRIBED
.TAG 2604322.0/BMX
.DELDT 03/01/26
.FORMATTERVERSION 2.0.0
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