FNUS75 KCYS 280153
FWSCYS

SPOT FORECAST FOR SOUTH PENNOCK...RAWLINS DISPATCH
NATIONAL WEATHER SERVICE CHEYENNE WY
753 PM MDT SAT AUG 27 2011

FORECAST IS BASED ON REQUEST TIME OF 1932 MDT ON AUGUST 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

LATEST RADAR IMAGERY CONTINUES TO SHOW SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS MOVING INTO NORTHWESTERN AND WEST CENTRAL CARBON COUNTY.
THESE THUNDERSTORMS ARE MOVING EAST SOUTHEAST AT 25 MPH AND WILL
IMPACT THE BURN AREA THROUGH 10 PM. STORMS ARE HIGH BASED...SO EXPECT
SOME GUSTY AND ERRATIC DOWNBURST WINDS AS THEY PASS OVER THE BURN AREA.
BY LATE EVENING...THE STORMS ARE EXPECTED TO DISSIPATE. OVERNIGHT
HUMIDITY RECOVERIES EXPECTED TO BE NEAR 65 PERCENT OUTSIDE OF AREAS
THAT RECEIVE RAINFALL.

.REST OF TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........60-66 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH...BECOMING
                    4 TO 7 MPH AFTER 10 PM. WITH THUNDERSTORMS EXPECT
                    ERRATIC WINDS 15 TO 20 MPH WITH GUSTS TO 40 MPH
                    THROUGH 10 PM.
CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER
                    MIDNIGHT.
LAL.................3.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......3800 FT AGL DECREASING TO 200 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....GOOD TO POOR (33900-1600 KNOT-FT).

.SUNDAY...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (65-75 PERCENT). SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........22 PERCENT.
WIND (20 FT)........SOUTHEAST 3TO 5 MPH...BECOMING SOUTHWEST 9 TO 12
                    MPH WITH GUSTS TO 20 MPH AFTER 10 AM.
CWR.................10 PERCENT INCREASING TO 30 PERCENT IN THE
                    AFTERNOON.
LAL.................3.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4900 FT AGL INCREASING TO 9700 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 9 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (34300-78300 KNOT-FT).

$$
FORECASTER...CLAYCOMB
REQUESTED BY...A  SWALLOW
TYPE OF REQUEST...WILDFIRE
.TAG 20110827.SOUTH.02/CYS