FNUS73 KUNR 301622
FWSUNR

SPOT FORECAST FOR JDC...SD-RBA
NATIONAL WEATHER SERVICE RAPID CITY SD
1022 AM MDT TUE MAR 30 2010

FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON MARCH 30.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
WARM AND DRY WEATHER WILL CONTINUE TODAY AS HIGH TEMPERATURES
REACH NEAR 80 DEGREES. MINIMUM RELATIVE HUMIDITIES WILL DROP TO
AROUND 15 PERCENT. WINDS ARE EXPECTED TO INCREASE TO 13 TO 17 MPH.
WITH STRONG TRANSPORT WINDS AND MIXING HEIGHTS OVER 10000
FEET...SMOKE DISPERSAL WILL BE EXCELLENT.

A COLD FRONT WILL CROSS THE BURN SITE LATE TONIGHT SHIFTING WINDS
TO THE NORTHWEST. COOLER TEMPERATURES ARE EXPECTED WEDNESDAY
BEHIND THE FRONT WITH HIGHS REACHING THE MID 60S. WINDS WILL
INCREASE TO AROUND 20 MPH TOMORROW AFTERNOON.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
                    TEMPERATURE.........76 AT IGNITION...MAX 81.
                    MIN HUMIDITY........16 PERCENT AT IGNITION...MIN 14 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 13 TO 17 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......10000 TO 12000 FT AGL.
TRANSPORT WINDS.....WEST 25 TO 35 MPH.
SMOKE DISPERSAL.....EXCELLENT.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....47.
MAX HUMIDITY........61 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 12 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......500 TO 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH SHIFTING TO THE NORTHWEST
                    AROUND 15 MPH EARLY IN THE MORNING.
SMOKE DISPERSAL.....POOR.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY.
MAX TEMPERATURE.....65.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........NORTH WINDS 15 TO 22 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4300 TO 5300 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15 TO 25 MPH.
SMOKE DISPERSAL.....VERY GOOD.

$$
FORECASTER...CALDERON
REQUESTED BY...STEVEN IPSWITCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20100330.JDC__.01/UNR