FNUS73 KUNR 201459
FWSUNR

SPOT FORECAST FOR NEEDLES CLEARCUT RX...US FOREST SERVICE
NATIONAL WEATHER SERVICE RAPID CITY SD
859 AM MDT WED MAY 20 2009

FORECAST IS BASED ON IGNITION TIME OF 0820 MDT ON MAY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...A COLD FRONT HAS MOVED THROUGH THE AREA THIS
MORNING. WIND SPEED AND DIRECTION WILL BE ERRATIC AND GUSTY FOR
THE NEXT HOUR...THEN SLOWLY SHIFT AROUND TO THE EAST TO SOUTHEAST
AT 5 TO 10 MPH BY MID AFTERNOON. MOSTLY CLOUDY SKIES THIS MORNING
WILL GIVE WAY TO PARTLY CLOUDY SKIES BY NOON. THERE WILL BE A
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. THE
HIGH TEMPERATURE WILL REACH THE MID 60S WITH THE AFTERNOON MINIMUM
RELATIVE HUMIDITY FALLING TO AROUND 35 PERCENT. LOW TEMPERATURES
WILL BE COOLER TONIGHT WITH EXCELLENT RELATIVE HUMIDITY RECOVERY.

.TODAY...

SKY/WEATHER.........BECOMING PARTLY CLOUDY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
TEMPERATURE.........MAX 66.
RH..................MIN 38 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS 4 TO 8 MPH SHIFTING
                    TO THE SOUTHEAST 5 TO 10 MPH EARLY IN THE
                    AFTERNOON.
CWR.................10 PERCENT.
LAL.................1 UNTIL 1200...THEN 3.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3900 TO 4900 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 15 MPH.
SMOKE DISPERSAL.....FAIR INCREASING TO GOOD IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE EVENING.
TEMPERATURE.........MIN 35.
RH..................MAX 85 PERCENT.
WIND (20 FT)........NORTH WINDS 8 TO 14 MPH.
CWR.................10 PERCENT.
LAL.................3 UNTIL 2400...THEN 1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......700 TO 1200 FT AGL.
TRANSPORT WINDS.....WEST 12 TO 14 MPH SHIFTING TO THE NORTH 13 TO
                    18 MPH EARLY IN THE EVENING.
SMOKE DISPERSAL.....POOR.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY.
TEMPERATURE.........MAX 56.
RH..................MIN 47 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 10 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......6000 TO 7000 FT AGL.
TRANSPORT WINDS.....NORTH 9 TO 10 MPH SHIFTING TO THE SOUTHWEST 7
                    TO 13 MPH EARLY IN THE MORNING.
SMOKE DISPERSAL.....FAIR INCREASING TO GOOD LATE IN THE MORNING.

$$
FORECASTER...SR
REQUESTED BY...MILLER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090520.NEEDL.02/UNR