FNUS73 KUNR 281617
FWSUNR

SPOT FORECAST FOR COLLINS 1...CASPER INTERAGENCY DISPATCH
NATIONAL WEATHER SERVICE RAPID CITY SD
1017 AM MDT SUN AUG 28 2011

FORECAST IS BASED ON REQUEST TIME OF 0955 MDT ON AUGUST 28.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...NORTHEASTERLY FLOW WILL PERSIST OVER THE AREA
THROUGH MOST OF THE AFTERNOON...BUT WINDS WILL GRADUALLY TURN TO
THE SOUTHEAST THIS EVENING. A DISTURBANCE WILL APPROACH THE FIRE
FROM THE WEST THROUGH TONIGHT...BRINGING A CHANCE OF SHOWERS AND
THUNDERSTORMS LATE THIS AFTERNOON THROUGH MONDAY. SOUTHEAST WINDS
WILL PICK UP LATER TONIGHT AND MONDAY. TEMPERATURES WILL BE VERY
WARM TODAY...BUT SLIGHTLY COOLER FOR MONDAY. FAIR RELATIVE
HUMIDITY RECOVERY IS EXPECTED TONIGHT.

SKY/WEATHER.........MOSTLY SUNNY...THEN CUMULUS BUILDUPS LATE.
                    ISOLATED THUNDERSTORMS POSSIBLE AFTER 400 PM.
                    ERRATIC AND GUSTY WINDS NEAR STORMS.
MAX TEMPERATURE.....AROUND 90.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 10 TO 18 MPH...BECOMING EAST
                    8 TO 13 MPH LATE AFTERNOON.
CWR.................10 PERCENT.
LAL.................2.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.TONIGHT...

SKY/WEATHER.........BECOMING MOSTLY CLOUDY. CHANCES FOR THUNDERSTORMS
                    INCREASING. ERRATIC AND GUSTY WINDS NEAR STORMS...
                    ESPECIALLY IN THE EVENING.
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........60 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 10 TO 15 MPH...INCREASING TO
                    15 TO 20 MPH AFTER MIDNIGHT.
CWR.................10 PERCENT.
LAL.................3.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.MONDAY...

SKY/WEATHER.........PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
                    THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 15 TO 20 MPH.
CWR.................20 PERCENT.
LAL.................3.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

$$
FORECASTER...EH
REQUESTED BY...KYLE ADAMS
TYPE OF REQUEST...WILDFIRE
.TAG 20110828.COLLI.01/UNR