FNUS73 KUNR 071918
FWSUNR

SPOT FORECAST FOR MT RUSHMORE...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE RAPID CITY SD
118 PM MDT SUN AUG 7 2011

FORECAST IS BASED ON IGNITION TIME OF 1325 MDT ON AUGUST 07.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
SCATTERED THUNDERSTORMS WILL DEVELOP OVER THE BLACK HILLS THIS
AFTERNOON AND WILL CONTINUE THROUGH TONIGHT. SOME OF THE STORMS
COULD BE SEVERE THIS EVENING PRODUCING ERRATIC WINDS...LARGE HAIL
AND HEAVY RAIN. A COLD FRONT WILL PUSH THROUGH THE AREA
TONIGHT...RESULTING IN A WIND SHIFT FROM SOUTH TO NORTH.

THE FIRST THUNDERSTORM THIS AFTERNOON IS EXPECTED BETWEEN 145 PM AND
230 PM. AN OUTFLOW BOUNDARY WILL PRODUCE A QUICK WIND GUST TO 35
MPH AND SHIFT THE WINDS BRIEFLY TO THE NORTHWEST.

.REST OF TODAY...

SKY/WEATHER.........PARTLY SUNNY. SCATTERED SHOWERS AND
                    THUNDERSTORMS.
TEMPERATURE.........MAX 82.
RH..................MIN 40 PERCENT.
WIND (20 FT)........SOUTH AT 5 MPH SHIFTING WEST AT 4 TO 8 MPH.
                    EXPECT STRONG AND ERRATIC WINDS NEAR STORMS.
CWR.................25 PERCENT.
LAL.................3.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.TONIGHT...

SKY/WEATHER.........BECOMING PARTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING...THEN ISOLATED
                    THUNDERSTORMS AFTER MIDNIGHT.
TEMPERATURE.........MIN 59.
RH..................MAX 70 PERCENT.
WIND (20 FT)........LIGHT NORTHEAST WINDS 2 TO 6 MPH SHIFTING TO THE
                    NORTHWEST NEAR DAY BREAK.
CWR.................25 PERCENT.
LAL.................3 UNTIL 2400...THEN 2.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS.
TEMPERATURE.........MAX 76.
RH..................MIN 40 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 9 MPH.
CWR.................26 PERCENT.
LAL.................3.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

$$
FORECASTER...MS
REQUESTED BY...SCOTT DAVIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20110807.MTRUS.01/UNR