FNUS73 KUNR 162313
FWSUNR

SPOT FORECAST FOR PILOT KNOB...GREAT PLAINS DISPATCH
NATIONAL WEATHER SERVICE RAPID CITY SD
513 PM MDT WED MAY 16 2012

FORECAST IS BASED ON REQUEST TIME OF 1654 MDT ON MAY 16.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
A WEAK TROUGH WILL PUSH INTO WESTERN SOUTH DAKOTA THIS
EVENING...ALLOWING WINDS TO BECOME VARIABLE. THIS TROUGH MAY
SUPPORT AN ISOLATED SHOWER OR THUNDERSTORM...WHICH COULD
POTENTIALLY CAUSE ERRATIC AND VARIABLE WINDS. WINDS WILL
EVENTUALLY BECOME SUSTAINED NORTHERLY THURSDAY...VEERING
EASTERLY THROUGH THE DAY. ISOLATED THUNDERSTORMS MAY BE POSSIBLE
AGAIN DURING THE AFTERNOON AND EVENING...WITH GUSTY ERRATIC WINDS
POSSIBLE IN AND NEAR THUNDERSTORMS.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....AROUND 48.
MAX HUMIDITY........56 PERCENT.
WIND (20 FT)........VARIABLE WINDS 5 TO 10 MPH. GUSTY NEAR ANY
                    THUNDERSTORMS THIS EVENING.
CWR.................6 PERCENT.
LAL.................2.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......400 TO 900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH.
SMOKE DISPERSAL.....POOR.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 73.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 12 MPH SHIFTING TO THE
                    NORTHEAST 8 TO 13 MPH IN THE AFTERNOON.
CWR.................13 PERCENT.
LAL.................3.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......9700 TO 10700 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 13 MPH.
SMOKE DISPERSAL.....VERY GOOD.

$$
FORECASTER...JC
REQUESTED BY...IC
TYPE OF REQUEST...WILDFIRE
.TAG 20120516.PILOT.01/UNR