FNUS73 KUNR 230418
FWSUNR

SPOT FORECAST FOR ROSEBUD LIGHTNING FIRES...ROSEBUD AGENCY
NATIONAL WEATHER SERVICE RAPID CITY SD
1018 PM MDT WED AUG 22 2012

FORECAST IS BASED ON REQUEST TIME OF 2254 CDT ON AUGUST 22.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
WEAK HIGH PRESSURE OVER WESTERN NORTH DAKOTA WILL RESULT IN WINDS
BECOMING NORTHERLY EARLY THURSDAY. AFTERNOON TEMPERATURES WILL
BECOME VERY WARM WITH LOW RELATIVE HUMIDITIES AND DEEP MIXING
LAYER.

.REST OF TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....AROUND 63.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 15 MPH.
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 AROUND 20 MPH.
SMOKE DISPERSAL.....POOR.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....AROUND 98.
MIN HUMIDITY........18 PERCENT.
WIND (20 FT)........NORTH WINDS 8 TO 13 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......12300 TO 13300 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....EXCELLENT.

$$
FORECASTER...DB
REQUESTED BY...MARSHALL PEARMAN
TYPE OF REQUEST...WILDFIRE
.TAG 20120822.ROSEB.01/UNR