FNUS75 KCYS 251037
FWSCYS

SPOT FORECAST FOR SEMINOE...BLM
NATIONAL WEATHER SERVICE CHEYENNE WY
437 AM MDT WED JUL 25 2012

FORECAST IS BASED ON REQUEST TIME OF 2254 MDT ON JULY 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
WITH MOISTURE PUSHING TO THE EAST OF THE LARAMIE RANGE TODAY...THERE
WILL ONLY BE AN ISOLATED COVERAGE OF SHOWERS AND THUNDERSTORMS DURING
THE AFTERNOON OVER CARBON COUNTY.  A WEAK COLD FRONT HAS PASSED OVER
THE AREA THIS MORNING...SWITCHING WINDS TO THE WEST.  THE WINDS ARE
EXPECTED TO REMAIN WEAK WESTERLY THROUGH THE DAY.  SMOKE DISPERSAL WILL
BECOME GOOD BY LATE MORNING AND THEN EXCELLENT DURING THE AFTERNOON.
A DRIER AIRMASS WILL MOVE OVER THE FIRE SITE ON THURSDAY WITH MINIMUM
AFTERNOON RELATIVE HUMIDITIES DROPPING TO AROUND 15 PERCENT.  STORM
CHANCES WILL BE LIMITED ON THURSDAY WHILE SMOKE DISPERSAL WILL BE VERY
SIMILAR TO TODAY.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED
                    SHOWERS AND THUNDERSTORMS AFTER NOON.
MAX TEMPERATURE.....AROUND 77-81.
MIN HUMIDITY........22-26 PERCENT.
WIND (20 FT)........WEST AT 5-10 MPH WITH GUSTS TO 15 MPH.
CWR.................10 PERCENT IN THE MORNING INCREASING TO 20
                    PERCENT IN THE AFTERNOON.
LAL.................2 AFTER NOON.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......NEAR THE GROUND IN THE MORNING...THEN INCREASING
                    TO AROUND 5000 FT AGL BY NOON...THEN INCREASING
                    TO AROUND 9000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST AT 5-10 MPH WITH GUSTS TO 15 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (58800-114800 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
MIN TEMPERATURE.....AROUND 52-56.
MAX HUMIDITY........65-70 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 4-7 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5500 FT AGL DECREASING TO NEAR THE GROUND AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTH AT 4-7 MPH.
SMOKE DISPERSAL.....POOR (2200 KNOT-FT).

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 81-85.
MIN HUMIDITY........14-17 PERCENT.
WIND (20 FT)........WEST AT 5-10 MPH WITH GUSTS TO 15 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......NEAR THE GROUND IN THE MORNING...THEN INCREASING
                    TO AROUND 10000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST AT 5-10 MPH WITH GUSTS TO 15 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (40000-81100 KNOT-FT).

$$
FORECASTER...FINCH
REQUESTED BY...HAVENER
TYPE OF REQUEST...WILDFIRE
.TAG 20120724.SEMIN.02/CYS