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Suppression Forecast
Issued by NWS Huntsville, AL

000
FNUS74 KHUN 151209
FWSHUN

SPOT FORECAST FOR HUGHES CEMETARY...USFS
NATIONAL WEATHER SERVICE HUNTSVILLE AL
709 AM CDT WED MAY 15 2013

FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SUNNY...WARM...AND DRY CONDITIONS ARE EXPECTED TO PREVAIL THROUGHOUT
THE DAY IN THE VICINITY OF THE PRESCRIBED BURN SITE IN THE BANKHEAD
FOREST. AFTERNOON RELATIVE HUMIDITY VALUES WILL FALL TO AROUND 30
PERCENT AS AIR TEMPERATURES WARM TO AROUND 85 DEGREES. WINDS WILL BEGIN
TO INCREASE FROM THE SOUTHWEST AROUND 9-10 AM AS THE MIXING LAYER
DEEPENS...WITH GUSTS OF 20-25 MPH POSSIBLE FROM LATE MORNING THROUGH
MID AFTERNOON. THE GUSTY WINDS AND AFTERNOON MIXING HEIGHTS AROUND 5000
FT WILL PROMOTE GOOD SMOKE PLUME DISPERSION TO THE NORTHEAST. INCREASING
CLOUDS DURING THE EVENING AND OVERNIGHT HOURS WILL LIMIT THE POTENTIAL
FOR NOCTURNAL FOG FORMATION.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE
                    MORNING BECOMING LIGHT...THEN BECOMING
                    SOUTHWEST 6 TO 9 MPH IN THE LATE MORNING AND
                    AFTERNOON.
MIXING HEIGHT.......200 FT AGL INCREASING TO 3700-4900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 8 MPH INCREASING TO 17 TO 20
                    MPH.

TIME (CDT)      1 PM   3 PM   5 PM
SKY (%).........MCLEAR MCLEAR MCLEAR
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE
TEMP............81     83     83
RH..............38     33     35
20 FT WIND......SW 9   SW 9   SW 8
MIX HGT (FT)....4900   4900   3700
TRANSPORT WIND..W 17   W 17   SW 18
DISPERSION IDX..72     72     64

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (60-70 PERCENT).
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........85 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH EARLY IN THE EVENING
                    BECOMING LIGHT.
MIXING HEIGHT.......1800-3700 FT AGL DECREASING TO 300-400 FT AGL
                    IN THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST 14 TO 18 MPH.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........MCLEAR MCLDY  MCLDY  MCLDY  MCLDY  MCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............82     75     69     65     62     60
RH..............38     51     64     69     75     81
20 FT WIND......SW 8   SW 5   S 2    S 1    SW 1   S 2
MIX HGT (FT)....3700   1800   400    400    300    300
TRANSPORT WIND..SW 18  SW 18  SW 18  SW 18  SW 16  SW 14
DISPERSION IDX..64     42     9      8      7      6

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 8 MPH LATE IN
                    THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 3900-5200 FT AGL
                    IN THE LATE MORNING AND AFTERNOON.
TRANSPORT WINDS.....SOUTH 10 TO 14 MPH.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........MCLDY  MCLDY  MCLDY  MCLDY  MCLDY  MCLDY
WEATHER COV.....                            CHANCE CHANCE
WEATHER TYPE....NONE   NONE   NONE   NONE   RNSHWR RNSHWR
TEMP............60     65     73     78     81     82
RH..............85     71     54     43     37     36
20 FT WIND......S 2    S 2    S 3    S 6    S 8    S 8
MIX HGT (FT)....300    1800   3900   3900   5200   3900
TRANSPORT WIND..SW 14  SW 10  SW 10  SW 10  S 12   S 12
DISPERSION IDX..6      5      7      39     48     43

$$
FORECASTER...DIXON
REQUESTED BY...CLARK
TYPE OF REQUEST...PRESCRIBED
.TAG 20130515.HUGHE.01/HUN