FNUS75 KRIW 302231
FWSRIW

SPOT FORECAST FOR OLD MAID...BLM
NATIONAL WEATHER SERVICE RIVERTON WY
431 PM MDT WED JUN 30 2010

FORECAST IS BASED ON REQUEST TIME OF 1613 MDT ON JUNE 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HIGH BASED SHOWERS AND THUNDERSTORMS OVER THE BIG HORN BASIN WILL
MOVE NORTHEAST ACROSS THE FIRE AREA THIS EVENING WITH STRONG OUTFLOW
WINDS OF 60 TO 70 MPH POSSIBLE UNTIL 8 PM MDT.  ISOLATED HEAVY RAIN
IS POSSIBLE ALONG WITH FREQUENT LIGHTING WITH THE THUNDERSTORMS.
SHOWERS AND THUNDERSTORMS WILL DECREASE BY MIDNIGHT BUT ISOLATED
CONVECTION IS EXPECTED OVER THE AREA THROUGH THE NIGHT AND EARLY
MORNING HOURS. SOUTHWEST FLOW ALOFT WILL INCREASE OVER THE FIRE
AREA ON THURSDAY WITH ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS
EXPECTED.

...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS...
...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT...

FORECASTER...C.BAKER

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (70-85 PERCENT). SCATTERED SHOWERS
                    AND THUNDERSTORMS IN THE EVENING WITH VERY STRONG
                    WIND GUSTS OF 60 TO 70 MPH POSSIBLE.
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........55-60 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS AROUND 35 MPH AND GUSTY EARLY
                    IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY
                    7-10 MPH WITH GUSTS TO 15 MPH BY MIDNIGHT. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE EVENING.
RIDGE TOP WINDS.....SOUTHWEST AROUND 40 MPH SHIFTING TO THE EAST IN
                    THE LATE EVENING AND OVERNIGHT DECREASING TO 12 MPH.
LAL.................4 UNTIL 2400...THEN 1.
CWR.................20 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5700-6700 FT AGL DECREASING TO 2100 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 35 MPH SHIFTING TO THE EAST 16
                    TO 20 MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....VERY GOOD (119300 KNOT-FT) DECREASING TO POOR
                    (31100 KNOT-FT) AFTER MIDNIGHT.

.THURSDAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). SCATTERED SHOWERS
                    AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....78-80.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST 15
                    TO 20 MPH WITH GUSTS TO AROUND 30 MPH IN THE
                    AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS IN THE AFTERNOON.
RIDGE TOP WINDS.....EAST AROUND 15 MPH SHIFTING TO THE SOUTHWEST IN
                    THE LATE MORNING AND EARLY AFTERNOON...THEN
                    INCREASING TO AROUND 25 MPH LATE IN THE
                    AFTERNOON.
LAL.................1 UNTIL 1200...THEN 3.
CWR.................15 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4700-5700 FT AGL INCREASING TO 11100-12100 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....EAST AROUND 18 MPH SHIFTING TO THE SOUTHWEST 20
                    TO 25 MPH IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....GOOD (88300 KNOT-FT) INCREASING TO EXCELLENT
                    (247000 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS AROUND 60. SOUTH WINDS AROUND
10 MPH.
.FRIDAY...PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS AROUND 50. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 13 MPH.
.SATURDAY...COOLER. PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
WINDS GENERALLY LESS THAN 10 MPH.
.INDEPENDENCE DAY...PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS
IN THE MID 60S. WINDS GENERALLY LESS THAN 10 MPH.
.MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. WINDS
GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...C.BAKER
REQUESTED BY...CODY DISPATCH
REASON FOR REQUEST...WILDFIRE
.TAG 20100630.OLDMA.02/RIW