FNUS73 KUNR 290221
FWSUNR

SPOT FORECAST FOR LONG DRAW...GREAT PLAINS DISPATCH
NATIONAL WEATHER SERVICE RAPID CITY SD
821 PM MDT TUE JUL 28 2009

FORECAST IS BASED ON IGNITION TIME OF 2025 MDT ON JULY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...A STRONG STORM SYSTEM WILL BRING RAIN TO THE AREA
TONIGHT THROUGH WEDNESDAY MORNING. A COLD FRONT WILL CROSS THE
AREA LATE TONIGHT WITH NORTHWEST WINDS INCREASING BEHIND THE
FRONT...MUCH COOLER TEMPERATURES...AND HIGHER RELATIVE HUMIDITY
WEDNESDAY.

.REST OF TONIGHT...

SKY/WEATHER.........CLOUDY WITH RAIN LIKELY AND ISOLATED
                    THUNDERSTORMS AFTER MIDNIGHT.
TEMPERATURE.........56 AT IGNITION...MIN 42.
RH..................60 PERCENT AT IGNITION...MAX 89 PERCENT.
WIND (20 FT)........WINDS NORTHEAST AT 6 MPH AT IGNITION...BECOMING
                    LIGHT...THEN NORTHWEST 7 TO 16 MPH AFTER MIDNIGHT.
CWR.................22 PERCENT INCREASING TO 43 PERCENT AFTER
                    MIDNIGHT.
LAL.................3 UNTIL 2400...THEN 2.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1000 TO 1500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 8 TO 13 MPH.
SMOKE DISPERSAL.....POOR.

$$
FORECASTER...SS
REQUESTED BY...BKF 381
TYPE OF REQUEST...PRESCRIBED
.TAG 20090728.LONGD.01/UNR