FNUS73 KUNR 131651
FWSUNR

SPOT FORECAST FOR BELLE FOURCHE...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE RAPID CITY SD
1051 AM MDT MON MAY 13 2013

FORECAST IS BASED ON REQUEST TIME OF 1026 MDT ON MAY 13.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

...HOT AND DRY CONDITIONS TODAY...

...COLD FRONT PASSAGE EARLY TUESDAY...

.DISCUSSION...HOT AND DRY CONDITIONS WILL CONTINUE THROUGH TODAY WHILE
WINDS SLOWLY SHIFT TO THE SOUTHWEST. SOUTHWEST WINDS WILL INCREASE
TONIGHT AHEAD OF AN APPROACHING COLD FRONT. THIS MAY LEAD TO GUSTY WINDS
AT RIDGETOP. THE COLD FRONT WILL PUSH OVER THE BURN SITE AROUND OR SHORTLY
AFTER SUNRISE. WINDS WILL SHIFT NORTHWEST AND BE GUSTY BEHIND THE FRONT.

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....AROUND 90.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH BECOMING SOUTHWEST AT 7 TO
                    13 MPH THIS AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......10600 TO 11100 FT AGL.
TRANSPORT WINDS.....WEST AROUND 18 MPH.
SMOKE DISPERSAL.....EXCELLENT.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........68 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 9 TO 15 MPH. WINDS MAY GUST TO
                    25 MPH AT RIDGETOP.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......100 TO 600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15 TO 25 MPH.
SMOKE DISPERSAL.....POOR.

.TUESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........BREEZY. NORTHWEST WINDS 15 TO 25 MPH. GUSTS
                    UP TO 35 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 30 TO 35 MPH.
SMOKE DISPERSAL.....VERY GOOD.

$$
FORECASTER...JS
REQUESTED BY...LEE DUEKER
TYPE OF REQUEST...WILDFIRE
.TAG 20130513.BELLE.01/UNR