FNUS75 KCYS 272314
FWSCYS

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

FORECAST IS BASED ON REQUEST TIME OF 1650 MDT ON AUGUST 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

ISOLATED SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS AFTERNOON
THOUGH MOST ACTIVITY IS WELL SOUTH OF THE BURN NEAR THE STATE LINE WITH
COLORADO. EXPECT WESTERLY WINDS TO CONTINUE THROUGH THE REMAINDER OF THE
AFTERNOON. SHOWERS AND THUNDERSTORMS ARE BEING SEEN ACROSS SWEETWATER
COUNTY THIS AFTERNOON. GENERAL MOVEMENT ON THESE STORMS ARE TO THE EAST.
TIMING INTO THE BURN AREA LOOKS TO BE 7 PM OR SO THIS EVENING. ERRATIC
WINDS WITH THESE THUNDERSTORMS WITH WIND GUSTS TO 50 MPH AND BRIEF
HEAVY RAINFALL ALONG WITH CLOUD TO GROUND LIGHTNING WILL BE THE HAZARDS
WITH THESE STORMS. STORMS SHOULD END COMPLETELY BY 9 PM THIS EVENING.
OVERNIGHT HUMIDITIES EXPECTED TO BE FAIR WITH 70 PERCENT EXPECTED. WINDS
SHIFT TO THE NORTHWEST SUNDAY WITH COOLER TEMPERATURES AND AFTERNOON
SHOWERS AND THUNDERSTORM ACTIVITY RETURNING.

.REST OF TODAY...

SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 94.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........WEST 5 TO 7 MPH.
CWR.................20 PERCENT.
LAL.................2.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......11100 FT AGL.
TRANSPORT WINDS.....WEST AROUND 11 MPH.
SMOKE DISPERSAL.....EXCELLENT TO EXCELLENT (83300-98300 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (50-60 PERCENT). SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........60-66 PERCENT.
WIND (20 FT)........WEST 5 TO 7 MPH. WITH THUNDERSTORMS EXPECT ERRATIC
                    WINDS 15 TO 25 MPH WITH GUSTS TO 50 MPH THROUGH 9 PM.
CWR.................30 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.....POOR TO GOOD (1600-33900 KNOT-FT).

.SUNDAY...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........WEST 3 TO 5 MPH IN THE MORNING...BECOMING
                    NORTHWEST 8 TO 12 WITH GUSTS TO 20 MPH IN
                    THE AFTERNOON.
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.01/CYS