FNUS73 KUNR 061519
FWSUNR

SPOT FORECAST FOR SUNDANCE RX UNIT 34
NATIONAL WEATHER SERVICE RAPID CITY SD
919 AM MDT SUN SEP 6 2009

IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE.

...WARM WITH LOW HUMIDITIES TODAY...

DISCUSSION...WARM CONDITIONS WILL CONTINUE ACROSS THE BURN AREA
TODAY. HUMIDITIES WILL DROP TO NEAR 20 PERCENT LATER IN THE
AFTERNOON. SOUTHERLY WINDS WILL SLOWLY INCREASE THROUGH THE LATE
MORNING AND EARLY AFTERNOON HOURS...WITH GUSTS AROUND 20 MPH THIS
AFTERNOON ACROSS HIGHER TERRAIN. ISOLATED THUNDERSTORMS ARE EXPECTED
TO DEVELOP THIS AFTERNOON AND CONTINUE INTO TONIGHT. HUMIDITY
RECOVERIES WILL BE FAIR TONIGHT. A COLD FRONT WILL MOVE ACROSS THE
AREA MID MORNING MONDAY...WITH A WIND SHIFT TO THE NORTH-NORTHWEST.
COOLER AIR AND HIGHER HUMIDITIES CAN BE EXPECTED MONDAY AFTERNOON.

   SKY / WEATHER.......MOSTLY SUNNY. A SLIGHT CHANCE OF
                       THUNDERSTORMS IN THE AFTERNOON.
   TEMPERATURE.........MAX 82-84
   RH..................MIN 21-24%
   20 FOOT WIND........SOUTH 8 TO 15 MPH...WITH GUSTS TO AROUND 20
                       MPH IN THE AFTERNOON.
   CWR.................5%
   LAL.................1 UNTIL 100 PM...THEN 2
   HAINES INDEX........5 THROUGH EARLY AFTERNOON...THEN 6
   MIXING HEIGHT.......AROUND 10000 FT IN THE AFTERNOON
   MIXING WINDS........SOUTHWEST AROUND 15 MPH
   SMOKE DISPERSAL.....EXCELLENT

FOR TONIGHT
   SKY / WEATHER.......PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
                       AND THUNDERSTORMS
   TEMPERATURE.........MIN 56-58
   RH..................MAX 60-65%
   20 FOOT WIND........SOUTH 5 TO 10 MPH
   CWR.................5%
   LAL.................2
   HAINES INDEX........6 IN THE EVENING...DROPPING TO 4 AFTER
                       MIDNIGHT
   MIXING HEIGHT.......DROPPING TO AROUND 500 FT AROUND SUNSET
   MIXING WINDS........SOUTHWEST 10 TO 15 MPH
   SMOKE DISPERSAL.....POOR

OUTLOOK FOR TOMORROW
   SKY / WEATHER.......PARTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
                       THUNDERSTORMS IN THE MORNING...THEN A CHANCE
                       OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
   TEMPERATURE.........MAX 71-73
   RH..................MIN 35-40%
   20 FOOT WIND........SOUTHWEST 5 TO 10 MPH EARLY BECOMING
                       NORTH-NORTHWEST 8 TO 12 MPH AROUND 900 AM.
   CWR.................10%
   LAL.................2 UNTIL NOON...THEN 3
   HAINES INDEX........3
   MIXING HEIGHT.......LESS THAN 1000 FT EARLY...INCREASING TO
                       AROUND 4000 FT IN THE AFTERNOON.
   MIXING WINDS........SOUTHWEST AROUND 15 MPH EARLY...BECOMING
                       NORTH-NORTHWEST 15 TO 20 MPH LATE IN THE
                       MORNING.
   SMOKE DISPERSAL.....POOR IN THE MORNING...GOOD IN THE AFTERNOON

FORECASTER...ST

$$

REQUESTED BY...BK 381
REASON FOR REQUEST...WILDFIRE