FNUS73 KUNR 071349
FWSUNR

SPOT FORECAST FOR FORT MEADE NORTH RX...BLM SOUTH DAKOTA
NATIONAL WEATHER SERVICE RAPID CITY SD
740 AM MDT TUE SEP 7 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON SEPTEMBER 07.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
HIGH PRESSURE OVER WESTERN SOUTH DAKOTA THIS MORNING IS BRINGING
LIGHT AND VARIABLE WINDS. AS THE HIGH MOVES EAST TODAY...WINDS WILL
BECOME SOUTHEASTERLY. SKIES WILL REMAIN SUNNY WITH MINIMUM RELATIVE
HUMIDITY DROPPING TO AROUND 25 PERCENT.

.TODAY...

SKY/WEATHER.........SUNNY.
TEMPERATURE.........62 AT IGNITION...MAX 70-73.
RH..................AROUND 40 PERCENT AT IGNITION...MIN AROUND 25 PERCENT.
WIND (20 FT)........WINDS VARIABLE 2-5 MPH BECOMING SOUTHEAST 5 TO 10 MPH
                    AT IGNITION TIME. SOUTHEAST WINDS INCREASING TO 12 TO 16
                    MPH THIS AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5300 TO 6300 FT AGL.
TRANSPORT WINDS.....VARIABLE 5 MPH BECOMING SOUTHEAST 15 TO 20 MPH.
SMOKE DISPERSAL.....VERY GOOD.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
TEMPERATURE.........MIN 46-49.
RH..................MAX AROUND 65 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 15 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......200 TO 700 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.
SMOKE DISPERSAL.....BECOMING POOR.

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY.
TEMPERATURE.........MAX 80-82.
RH..................MIN 25-30 PERCENT.
WIND (20 FT)........SOUTHEAST AROUND 10 MPH IN THE MORNING...INCREASING
                    TO 15 TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4400 TO 5400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH INCREASING TO AROUND 25
                    MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....EXCELLENT.

$$
FORECASTER...NWS
REQUESTED BY...RYAN LARSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20100907.FORTM.02/UNR