FNUS73 KUNR 100350
FWSUNR

SPOT FORECAST FOR BELLE FOURCHE...NPS
NATIONAL WEATHER SERVICE RAPID CITY SD
950 PM MDT THU MAY 9 2013

FORECAST IS BASED ON REQUEST TIME OF 2107 MDT ON MAY 09.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
A COLD FRONT WILL APPROACH THE BURN AREA FRIDAY...WITH PASSAGE IN
THE EARLY AFTERNOON. THIS WILL BRING GUSTY NORTHWEST WINDS...ALONG
WITH SCATTERED SHOWERS AND THUNDERSTORMS FOR ABOUT A THREE-HOUR
PERIOD FROM 100 PM TO 400 PM MDT. AFTER THE FRONT PASSES THE
GUSTY WINDS WILL CONTINUE THROUGH EARLY EVENING...THEN DIMINISH
FAIRLY RAPIDLY BY MIDNIGHT. HIGH PRESSURE WILL BRING FAIR SKIES AND
LIGHT WINDS FOR SATURDAY.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY. A CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
TEMPERATURE.........MAX 73.
RH..................MIN 26 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 14 MPH SHIFTING TO THE
                    NORTH 15 TO 20 MPH EARLY IN THE AFTERNOON...
                    WITH GUSTS TO 25 MPH.
CWR.................19 PERCENT.
LAL.................1 UNTIL 1300...THEN 3.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......9200 TO 9700 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 15 MPH INCREASING TO NORTH 17 TO 25
                    MPH LATE IN THE MORNING.
SMOKE DISPERSAL.....POOR INCREASING TO EXCELLENT.

.FRIDAY NIGHT...

SKY/WEATHER.........DECREASING CLOUDS. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS EARLY IN THE EVENING.
TEMPERATURE.........MIN 32.
RH..................MAX 75 PERCENT.
WIND (20 FT)........NORTH WINDS 8 TO 17 MPH SHIFTING TO THE
                    EAST AROUND 7 MPH AFTER MIDNIGHT.
CWR.................14 PERCENT.
LAL.................2 UNTIL 2400...THEN 1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......800 TO 1300 FT AGL.
TRANSPORT WINDS.....NORTH 16 TO 24 MPH DECREASING TO 6 TO 13 MPH IN
                    THE LATE EVENING...THEN VARIABLE 5 MPH AFTER
                    MIDNIGHT.
SMOKE DISPERSAL.....VERY GOOD DECREASING TO POOR.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
TEMPERATURE.........MAX 66.
RH..................MIN 31 PERCENT.
WIND (20 FT)........EAST WINDS 4 TO 8 MPH.
CWR.................13 PERCENT.
LAL.................1 UNTIL 1200...THEN 2.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4800 TO 5300 FT AGL.
TRANSPORT WINDS.....NORTHWEST 2 TO 8 MPH.
SMOKE DISPERSAL.....POOR.

$$
FORECASTER...MB
REQUESTED BY...AL STOVER
TYPE OF REQUEST...WILDFIRE
.TAG 20130509.BELLE.02/UNR