FNUS74 KMOB 091550
FWSMOB

SPOT FORECAST FOR DE SOTO 0901...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE MOBILE AL
950 AM CST FRI JAN 9 2009

FORECAST IS BASED ON IGNITION TIME OF 1030 CST ON JANUARY 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE CENTERED OVER CENTRAL TENNESSEE WILL
SHIFT EAST TO THE EASTERN SEABOARD THROUGH TONIGHT. WINDS WILL
BECOME MOSTLY SOUTHEAST BY THIS AFTERNOON...GIVING WAY TO HIGHER
MOISTURE CONTENT IN THE LOWER LEVELS OF THE ATMOSPHERE FOR MUCH OF
THE CENTRAL GULF COAST REGION LATE THIS AFTERNOON THROUGH SATURDAY.
A COLD FRONT WILL MOVE ACROSS THE REGION LATE SATURDAY AND SATURDAY
NIGHT RESULTING IN COOLER DRIER CONDITIONS SUNDAY THROUGH MONDAY.
SHOWERS AND THUNDERSTORMS...BECOMING NUMEROUS AT TIMES...CAN BE
EXPECTED AHEAD OF THE FRONT MOSTLY SATURDAY AFTERNOON AND SATURDAY
EVENING.

WITH THE INCREASING MOISTURE..PATCHY FOG AND LOW CLOUDS ARE EXPECTED
TO DEVELOP AFTER MIDNIGHT TONIGHT..LASTING INTO THE AFTER SUNRISE
HOURS BEFORE MIXING OUT.

.TODAY...


TIME (CST)      10 AM  NOON   2 PM   4 PM   6 PM   8 PM
SKY (%).........0      16     16     16     46     46
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............57     67     69     67     61     58
RH..............55     50     50     57     76     84
20FT WIND (MPH).SE 5   SE 6   SE 6   SE 6   SE 5   SE 5
20 FT WIND GUST.15     15     15     15     15     15
MIX HGT (FT)....1300   2400   2700   2500   1700   1000
MIX HGT (M).....400    730    820    760    520    300
TRAN WIND (MPH).SE 12  S 13   SE 12  SE 9   SE 7   SE 6
TRAN WIND (M/S).SE 5   S 6    SE 5   SE 4   SE 3   SE 3
DISPERSION......19     38     39     29     13     4
LVORI...........2      1      1      2      4      5
CWR.............0      0      0      0      0      0

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (60-70 PERCENT).
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........93 PERCENT.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 6 MPH UNTIL EARLY MORNING
                    BECOMING LIGHT.
MIXING HEIGHT.......1700 FT AGL DECREASING TO 300-500 FT AGL.
TRANSPORT WINDS.....SOUTH 3 TO 7 MPH.
LDSI................9 DECREASING TO 3 AFTER MIDNIGHT.
LVORI...............4 INCREASING TO 6.

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). NUMEROUS SHOWERS
                    AND THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 71.
MIN HUMIDITY........77 PERCENT.
20-FOOT WINDS.......LIGHT SOUTHEAST WINDS BECOMING SOUTH 5 TO 8 MPH
                    IN THE MORNING...THEN SHIFTING TO THE WEST 9 TO
                    10 MPH LATE IN THE MORNING...THEN SHIFTING TO
                    THE NORTHWEST AROUND 10 MPH LATE IN THE
                    AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS.
MIXING HEIGHT.......500 FT AGL INCREASING TO 2400-2500 FT AGL IN THE
                    EARLY TO MID AFTERNOON...THEN DECREASING TO
                    1800-2000 FT AGL BY SUNSET.
TRANSPORT WINDS.....SOUTH 5 TO 7 MPH BECOMING SOUTHWEST 17 TO 21 MPH
                    LATE IN THE MORNING...THEN SHIFTING TO THE
                    NORTHWEST 20 TO 23 MPH IN THE AFTERNOON.
LDSI................6 INCREASING TO 45 IN THE EARLY TO MID AFTERNOON...
                    THEN DECREASING TO 36.
LVORI...............6 DECREASING TO 3.

$$
FORECASTER...MOB FORECASTER
REQUESTED BY...BUZZ WILLIAMS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090109.DESOT.01/MOB