909
FNUS74 KMOB 142156
FWSMOB
SPOT FORECAST FOR DESOTO SITE PREP C-16...USFS
NATIONAL WEATHER SERVICE MOBILE AL
456 PM CDT SAT SEP 14 2019
FORECAST IS BASED ON IGNITION TIME OF 1700 CDT ON SEPTEMBER 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL
WEATHER SERVICE.
DISCUSSION
OTHER THAN A SMALL CHANCE FOR RAIN THIS EVENING OVER
INTERIOR SOUTHEAST MISSISSIPPI, DRY CONDITIONS WILL PREVAIL OVER
THE BURN AREA THROUGH MID WEEK. AFTERNOON RELATIVE HUMIDITIES
REMAIN ABOVE CRITICAL LEVELS. DISPERSION VALUES WILL BE GOOD ON
SUNDAY. TRANSPORT WINDS WILL BE NORTHEASTERLY THROUGH MONDAY.
FOG POTENTIAL AND OTHER REMARKS...FOG DEVELOPMENT IS NOT EXPECTED
THROUGH MONDAY NIGHT.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CHANCE OF PCPN......10 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 94.
MIN HUMIDITY........40 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......6600 FT AGL.
MIXING HEIGHT (M)...2012 METERS AGL.
TRANSPORT WINDS.....EAST AROUND 14 MPH.
TRANSPORT WINDS M/S.EAST AROUND 6 METERS/SECOND.
DISPERSION INDEX....103.
LVORI...............1.
STABILITY CLASS.....2.
TIME (CDT) 5 PM
SKY (%).........29
WEATHER COV.....
WEATHER TYPE....NONE
TSTM COV........
CHC OF PCPN (%).10
LAL.............1
TEMP............93
RH..............43
20 FT WIND DIR..E
20 FT WIND SPD..6
20 FT WIND GUST.10
MIX HGT (FT)....6600
MIX HGT (M).....2010
TRANSP WIND DIR.E
TRANSP WIND SPD.14
TRANS WIND DIR..E
TRANS SPD (M/S).6
DISPERSION IDX..103
LVORI...........1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
CHANCE OF PCPN......10 PERCENT.
LAL.................NO TSTMS.
MIN TEMPERATURE.....AROUND 72.
MAX HUMIDITY........90 PERCENT.
WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT.
MIXING HEIGHT.......300 FT AGL.
MIXING HEIGHT (M)...91 METERS AGL.
TRANSPORT WINDS.....NORTHEAST 7 TO 14 MPH.
TRANSPORT WINDS M/S.NORTHEAST 3 TO 6 METERS/SECOND.
DISPERSION INDEX....95 DECREASING TO 4.
LVORI...............1 BECOMING 6.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........30 40 40 35 31 27
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).10 10 0 0 0 0
LAL.............1 1 1 1 1 1
TEMP............89 80 77 75 74 73
RH..............50 67 76 82 84 87
20 FT WIND DIR..ENE ENE E NNE NNE NNE
20 FT WIND SPD..5 3 2 1 2 3
20 FT WIND GUST.7 2
MIX HGT (FT)....6600 1000 1000 600 300 300
MIX HGT (M).....2010 300 300 180 90 90
TRANSP WIND DIR.E ENE ENE ENE ENE ENE
TRANSP WIND SPD.14 14 14 10 9 8
TRANS WIND DIR..E ENE ENE ENE ENE ENE
TRANS SPD (M/S).6 6 6 4 4 4
DISPERSION IDX..95 5 5 4 4 4
LVORI...........1 3 3 4 5 6
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
CHANCE OF PCPN......10 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 93.
MIN HUMIDITY........46 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 7 MPH IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......INCREASING TO 6200 FT AGL.
MIXING HEIGHT (M)...INCREASING TO 1890 METERS AGL.
TRANSPORT WINDS.....EAST 5 TO 14 MPH.
TRANSPORT WINDS M/S.EAST 2 TO 6 METERS/SECOND.
DISPERSION INDEX....INCREASING TO 67.
LVORI...............6 BECOMING 1.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........26 28 33 44 50 52
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 10 10 10 10 10
LAL.............1 1 1 1 1 1
TEMP............72 76 85 89 92 93
RH..............90 82 65 56 49 46
20 FT WIND DIR..NE NE ENE ENE ENE ENE
20 FT WIND SPD..3 4 6 6 6 6
20 FT WIND GUST.
MIX HGT (FT)....300 1300 3500 5000 5900 6200
MIX HGT (M).....90 400 1070 1520 1800 1890
TRANSP WIND DIR.ENE ENE E ENE ENE ENE
TRANSP WIND SPD.5 7 14 14 12 10
TRANS WIND DIR..ENE ENE E ENE ENE ENE
TRANS SPD (M/S).2 3 6 6 5 4
DISPERSION IDX..3 14 60 67 64 55
LVORI...........6 4 1 1 1 1
FORECASTER...22
REQUESTED BY...CLIFF WILLIS
TYPE OF REQUEST...PRESCRIBED
.TAG 1915352.2/MOB
.DELDT 09/14/19
.FORMATTERVERSION 1.0.23
.EMAIL CLIFTON.WILLIS@USDA.GOV
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